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Live/247 Rank/Georgia

Georgia 24/7 Rank

Every station in Georgia ranked by its 247 score out of 100: how reliably it reports, how accurate its readings are against a reference station, how they pass their checks and how they stand against the forecast, over the last seven days.

1,277 stations ranked35.3% sent every report dueranked October 16, 2026page 2 of 6Georgia instrumentsGeorgia weather

A station is ranked once its week holds enough reports to measure: 12, or 3 days for a gauge that reports once a day. Of the 1,277 ranked here, 1,251 have a page of their own; the rest are platforms heard here that have not yet reported enough to be listed.

Every station, ranked

RankStationScorePartsNetworkCountyReceivedReportsArrives inLongest silence
246Stone Mountain Creek 5 NNE LithoniaSOCG198.8GaugeDe Kalb98.8%166 of 16814 min1.8 h
246Ochlockonee River 5 WNW Thomasville (US 84)TMLG198.8GaugeThomas98.8%166 of 16814 min1.8 h
246Chattahoochee River AT Vinings Cobb ParkwayVIXG198.8GaugeCobb98.8%166 of 16814 min1.8 h
254LawrencevilleWLDG198.8GaugeGwinnett98.8%166 of 16814 min1.9 h
255Altamaha River AT BaxleyBAXG198.8GaugeAppling98.8%166 of 16814 min2 h
255Brunswick River At St Simons Il. At Village PierBRNG198.8GaugeGlynn98.8%166 of 16814 min2 h
255Cornish Creek 1 SW JerseyCCJG198.8GaugeWalton98.8%166 of 16814 min2 h
258Little River 5 W Hahira (SR 122)HRAG198.8GaugeBrooks98.8%166 of 16814 min2 h
258Pew Creek 3 SW LawrencevilleLAWG198.8GaugeGwinnett98.8%166 of 16814 min2 h
258South River 1 E East PointSEPG198.8GaugeFulton98.8%166 of 16814 min2 h
258Level Creek 3 NNW SuwaneeSWAG198.8GaugeGwinnett98.8%166 of 16814 min2 h
258Tallulah River At Tallulah Falls Pwr HouseTFLG198.8GaugeHabersham98.8%166 of 16814 min2 h
263Nancy Creek AT BuckheadNCKG198.8GaugeFulton98.8%166 of 16814 min2 h
264Doolittle Creek At Flat Shoals Rd, Nr Decatur0220383198.8GaugeDeKalb98.2%165 of 16813 min3 h
265MilsteadMSDG198.7GaugeRockdale100%168 of 16816 min1.5 h
265Withlacoochee River 5 NW Valdosta (US 41)VDRG198.7GaugeLowndes100%168 of 16816 min1.5 h
267BREG1BREG198.7DCP-100%7 of 75.1 h24 h
267DLLG1DLLG198.7DCP-100%7 of 75.1 h24 h
267DTNG1DTNG198.7DCP-100%7 of 75.1 h24 h
267FFCFFC98.7DCP-100%7 of 75.1 h24 h
267MNLG1MNLG198.7DCP-100%7 of 75.1 h24 h
267NAPG1NAPG198.7DCP-100%7 of 75.1 h24 h
267VLDVLD98.7DCP-100%7 of 75.1 h24 h
267VRRG1VRRG198.7DCP-100%7 of 75.1 h24 h
275BolingbrokeBOLG198.7GaugeJones99.4%167 of 16816 min2 h
275LouisvilleLOUG198.7GaugeJefferson99.4%167 of 16816 min2 h
277West Chickamauga Creek 3 E Fort OglethorpeWCKG198.7GaugeCatoosa98.2%225 of 22914 min60 min
278Turkey Creek 1 SE ByromvilleBVLG198.7GaugeDooly98.2%165 of 16814 min2 h
279Chicksawhatchee Creek AT ELMODELELMG198.7GaugeBaker98.2%165 of 16814 min2 h
279Nancy Creek West Wesley Rd. AT AtlantaNANG198.7GaugeFulton98.2%165 of 16814 min2 h
281GA-CU-35GA-CU-3598.6COCORAHS-100%7 of 75.4 h24 h
281Sharpsburg 6.1 NGA-CW-2698.6VolunteerCoweta100%7 of 75.4 h24 h
283Hinesville 4N - Fort Stewart RAWSFSLG198.6GaugeLiberty99.7%335 of 33615 min60 min
284Big Creek 3 SE AlpharettaAPHG198.6GaugeFulton98.2%165 of 16814 min2 h
284Oconee River 1 E DublinDBNG198.6GaugeLaurens98.2%165 of 16814 min2 h
284Tiger 6NW - Tallulah RiverTRTG198.6GaugeRabun98.2%165 of 16814 min2 h
287Camilla 2SWCMLG198.5GaugeMitchell99.4%167 of 16815 min2 h
288MetterMTFG198.5GaugeCandler99.4%167 of 16816 min2 h
289Big Sandy Creek 3 S IrwintonIWTG198.5GaugeWilkinson99.4%167 of 16816 min1.5 h
289YellowJacket Creek 4 SW HogansvilleYJCG198.5GaugeTroup99.4%167 of 16816 min1.5 h
291EllijayEJAG198.5GaugeMurray99.4%167 of 16817 min2 h
291WashingtonWSNG198.5GaugeWilkes99.4%167 of 16817 min2 h
293South River At Springdale Road, At Atlanta0220360398.4GaugeFulton100%168 of 16818 min60 min
293South River At Forrest Park Road, At Atlanta0220365598.4GaugeFulton100%168 of 16818 min60 min
293Utoy Creek At Great Southwest Pkwy Nr Atlanta0233672898.4GaugeFulton100%168 of 16818 min60 min
293Noonday Cr Us Chastain Meadows Pkwy, Marietta0239292098.4GaugeCobb100%168 of 16818 min60 min
297Grove Creek At US 441 And Ga 15 Near Commerce0219122798.4GaugeBanks100%168 of 16818 min60 min
297Ogeechee River Near Eden0220250098.4GaugeEffingham100%168 of 16818 min60 min
297Pew Creek At Patterson Rd, Near Lawrenceville0220552298.4GaugeGwinnett100%168 of 16818 min60 min
297Sweetwater Creek At Club Drive Near Lilburn0220586598.4GaugeGwinnett100%168 of 16818 min60 min
297Yellow River Near Snellville0220650098.4GaugeGwinnett100%168 of 16818 min60 min
297Wheeler Creek At Bill Cheek Road, Near Auburn0221727498.4GaugeGwinnett100%168 of 16818 min60 min
297Lake Sidney Lanier Near Buford0233440098.4GaugeGwinnett100%168 of 16818 min60 min
297Level Creek At Suwanee Dam Road, Near Suwanee0233457898.4GaugeGwinnett100%168 of 16818 min60 min
297Suwanee Creek At Suwanee0233488598.4GaugeGwinnett100%168 of 16818 min60 min
297Chattahoochee River Near Norcross0233500098.4GaugeGwinnett100%168 of 16818 min60 min
297N.F. Peachtree Creek, Buford Hwy, Near Atlanta0233612098.4GaugeDeKalb100%168 of 16818 min60 min
297Nancy Creek At Rickenbacker Drive, At Atlanta0233636098.4GaugeFulton100%168 of 16818 min60 min
297Proctor Creek At Jackson Parkway, At Atlanta0233652698.4GaugeFulton100%168 of 16818 min60 min
297Dog River At Ga 5, Near Fairplay0233741098.4GaugeDouglas100%168 of 16818 min60 min
297Chattahoochee River Near Whitesburg0233800098.4GaugeCoweta100%168 of 16818 min60 min
297Mountaintown Creek At Ga 282, Near Ellijay0238109098.4GaugeGilmer100%168 of 16818 min60 min
297Oostanaula River At Resaca0238750098.4GaugeGordon100%168 of 16818 min60 min
297Sharp Mtn Creek At Old Ga 5, Below Ball Ground0239154098.4GaugeCherokee100%168 of 16818 min60 min
297Shoal Creek At Ga 108, Near Waleska0239236098.4GaugeCherokee100%168 of 16818 min60 min
297Lookout Creek Near New England0356893398.4GaugeDade100%168 of 16818 min60 min
297Sfrg1 Precip STN, Philadelphia Rd, Nr Lumpkin31573808451330198.4GaugeStewart100%168 of 16818 min60 min
297Met Station At Saddle Dike 3 Near Buford34085508403110198.4GaugeGwinnett100%168 of 16818 min60 min
319Little River At Ga 5, Near Woodstock0239278098.4GaugeCherokee100%168 of 16818 min75 min
320Settingdown Creek Near Ball Ground0239014098.4GaugeCherokee100%168 of 16818 min1.5 h
321Shoal Creek At Columbia Drive Near Atlanta0220386398.4GaugeDeKalb100%168 of 16818 min60 min
321Flint River Near Thomaston0234618098.4GaugeUpson100%168 of 16818 min60 min
323Lake Kedron Near Peachtree City0234465098.4GaugeFayette100%168 of 16818 min60 min
324Snapfinger Creek Near Decatur0220395098.4GaugeDeKalb100%168 of 16818 min60 min
325Baxley 5SWBXYG198.4GaugeAppling100%168 of 16818 min60 min
326Nottely River 2 SE BlairsvilleBRVG198.4GaugeUnion100%168 of 168-61 min
326Coosa River 7 SW Coosa 7SWCOOG198.4GaugeFloyd100%168 of 168-61 min
326Higdons StoreEPWG198.4GaugeFannin100%168 of 168-61 min
326Hiwassee River 5 SE HiawasseeHWEG198.4GaugeTowns100%168 of 168-61 min
326Nottely Lake AT Nottely DamNOTG198.4GaugeUnion100%168 of 168-61 min
326Macedonia - TVA Rain GuagePLYG198.4GaugeTowns100%168 of 168-61 min
326RinggoldRHBG198.4GaugeCatoosa100%168 of 168-61 min
326Grizzle CreekSCHG198.4GaugeUnion100%168 of 168-61 min
326TitusTUSG198.4GaugeTowns100%168 of 168-61 min
335Nahunta 6NENAHG198.4CooperativeBrantley100%7 of 75.8 h24 h
336Mc RaeMQW98.4AirportWheeler99.6%502 of 50418 min40 min
337HardwickHRDG198.4GaugeBaldwin99.4%167 of 16816 min2 h
338Big Indian Creek 1 NW ClinchfieldCLFG198.4GaugeHouston97.6%164 of 16814 min2 h
339Shoal Creek 5 WNW GriffinSHLG198.4GaugeSpalding97.6%164 of 16814 min2 h
340Savannah River AT Ft. PulaskiFTPG198.4GaugeChatham97.6%164 of 16814 min2 h
341Columbus Metro ArptCSG98.3AirportChattahoochee100%168 of 16812 min70 min
342Athens 12SAHCG198.3GaugeOconee100%168 of 16819 min60 min
343AdgatevilleONFG198.3GaugeJasper100%168 of 16819 min71 min
344Big Cedar Creek 2 SW CedartownCTWG198.3GaugePolk100%168 of 16819 min1.5 h
344USGS Well Near Unicoi Park HelenHCNG198.3GaugeWhite100%168 of 16819 min1.5 h
344Euharlee Creek AT RockmartRKMG198.3GaugePolk100%168 of 16819 min1.5 h
344Chattahoochee River AT Vinings Interstate North ParkwayVNPG198.3GaugeFulton100%168 of 16819 min1.5 h
348BlairsvilleDZJ98.3AirportUnion99.8%503 of 5048 min40 min
349Toccoa River 2 NW DialHURG198.3GaugeFannin98.8%332 of 33616 min60 min
350Cartecay River 1 E East EllijayEECG198.3GaugeGilmer98.8%166 of 16816 min2 h
351Kiokee Creek 8 NW Kiokee Creek Near EvansEVNG198.2GaugeColumbia100%168 of 16819 min61 min
352USGS 02329342 - Little Attapulgus CreekATPG198.2GaugeDecatur100%168 of 16819 min75 min
353Lakemont - Tallulah RiverTRRG198.2GaugeRabun100%168 of 16819 min1.5 h
354Fort Benning - Well 06S001FLAG198.2GaugeChattahoochee100%168 of 16819 min60 min
355Reed Creek near MartinezRMZG198.2GaugeColumbia100%168 of 16819 min61 min
356Suches/Toccoa #1TCCG198.2GaugeUnion99.4%167 of 16814 min2 h
357AthensAFRG198.2GaugeClarke99.4%167 of 16817 min2 h
358Yellow River Rocky Plains Rd Nr Rocky Plains0220800098.2GaugeNewton99.4%167 of 16818 min1.5 h
359Savannah River At Fort Pulaski0219898098.2GaugeChatham99.4%167 of 16818 min2 h
359Alcovy River Below Covington0220900098.2GaugeNewton99.4%167 of 16818 min2 h
359Little River At Ga 122, Near Hahira0231838098.2GaugeBrooks99.4%167 of 16818 min2 h
362Allatoona Creek At Stilesboro Rd, Near Acworth0239341998.2GaugeCobb99.4%167 of 16818 min1.5 h
363Tallulah River Ab Powerhouse, Nr Tallulah Falls0218158098.2GaugeRabun99.4%167 of 16818 min2 h
363N Fk Peachtree Cr At Briarwood Rd, Nr Atlanta0233610698.2GaugeDeKalb99.4%167 of 16818 min2 h
363Flint River At Ga 26, Near Montezuma0234960598.2GaugeMacon99.4%167 of 16818 min2 h
363Oostanaula River At Calhoun0238752098.2GaugeGordon99.4%167 of 16818 min2 h
363Allatoona Lake Near Cartersville0239350098.2GaugeBartow99.4%167 of 16818 min2 h
363West Chickamauga Cr At Ga 146, Near Lakeview0356734098.2GaugeCatoosa99.4%167 of 16818 min2 h
369Greshamville - Dyar PastureDPGG198.2GaugeGreene99.4%167 of 16818 min2 h
369Stafford RAWS/Cumberland Island NorthNCIG198.2GaugeCamden99.4%167 of 16818 min2 h
369Sterling 3SWSTRG198.2GaugeGlynn99.4%167 of 16818 min2 h
372Sewell Mill Creek At Ga 120, Near Marietta02335868598.2GaugeCobb99.4%167 of 16818 min2 h
373Savannah River Near EvansEVSG198.2GaugeColumbia99.4%167 of 16818 min2 h
374Chattooga River 1 SE SummervilleSUMG198.2GaugeChattooga97.0%163 of 16814 min2 h
375Chattooga #1 ClarkesvilleCHGG198.1GaugeHabersham100%168 of 16815 min67 min
376Monroe 2.1 SWGA-WL-2598.1VolunteerWalton100%7 of 76.4 h24 h
377Wheeler Creek 5 NNW AuburnWLRG198.1GaugeGwinnett99.4%167 of 16818 min2 h
378Cumberland IslandCING198.1GaugeCamden99.4%167 of 16819 min1.5 h
378Little River 3 WSW EatontonEANG198.1GaugePutnam99.4%167 of 16819 min1.5 h
378Chattahoochee River 1 NW CampbelltonFBNG198.1GaugeDouglas99.4%167 of 16819 min1.5 h
378Shoal Creek 2 E LawrencevilleLAVG198.1GaugeGwinnett99.4%167 of 16819 min1.5 h
378Noonday Creek Hawkins Store Rd. 2 NNW BlackwellsNDYG198.1GaugeCobb99.4%167 of 16819 min1.5 h
378Pole Bridge Creek 4 SW LithoniaPBCG198.1GaugeGrady99.4%167 of 16819 min1.5 h
378Richland Creek 10 N DallasRCDG198.1GaugePaulding99.4%167 of 16819 min1.5 h
378Snapfinger Creek 5 WSW LithoniaSFHG198.1GaugeDe Kalb99.4%167 of 16819 min1.5 h
378Augusta 1NE - Savannah RiverSRAG198.1GaugeRichmond99.4%167 of 16819 min1.5 h
378Stone Mountain Creek 1.3 NNE Stone MountainSTCG198.1GaugeDe Kalb99.4%167 of 16819 min1.5 h
388Conasauga River 5 W EtonETNG198.1GaugeMurray99.4%167 of 16819 min1.8 h
389Alabaha River AT Alabaha River at GA 203 near BlackshearABAG198.1GaugePierce99.4%167 of 16819 min2 h
389Rincon - Abercorn CreekACMG198.1GaugeEffingham99.4%167 of 16819 min2 h
389BEAVERDAM CREEK 5 NNW Beaverdam Creek at Brewers Mill Rd above EBVDG198.1GaugeElbert99.4%167 of 16819 min2 h
389Ochlockonee River AT CoolidgeCLDG198.1GaugeThomas99.4%167 of 16819 min2 h
389USGS Well At DoravilleDORG198.1GaugeDe Kalb99.4%167 of 16819 min2 h
389Canoochee River AT Canoochee River at Fort StewartFSBG198.1GaugeBryan99.4%167 of 16819 min2 h
389AT Alapaha River near IrwinvilleIVLG198.1GaugeIrwin99.4%167 of 16819 min2 h
389Etowah River 3 SW KingstonKGTG198.1GaugeBartow99.4%167 of 16819 min2 h
389Little Back River Near Port WentworthLBVG198.1GaugeChatham99.4%167 of 16819 min2 h
389Middle Oconee River 2 W AthensMOCG198.1GaugeClarke99.4%167 of 16819 min2 h
389Murder Creek 12 SE MonticelloMTLG198.1GaugePutnam99.4%167 of 16819 min2 h
389Ogeechee River AT Oliver 1 SWOLVG198.1GaugeBulloch99.4%167 of 16819 min2 h
389Oothkalooga Creek 1 S CalhounOTKG198.1GaugeGordon99.4%167 of 16819 min2 h
389Proctor Creek 4 WNW AtlantaPCTG198.1GaugeFulton99.4%167 of 16819 min2 h
389Oconee River 8 NW PenfieldPNFG198.1GaugeGreene99.4%167 of 16819 min2 h
389Coosawattee River 2 NW RedbudRDBG198.1GaugeGordon99.4%167 of 16819 min2 h
389Weather Site At Sapelo Island Nerr At SaSAXG198.1GaugeMcintosh99.4%167 of 16819 min2 h
389Ohoopee River 12 SSW SwainsboroSWOG198.1GaugeTreutlen99.4%167 of 16819 min2 h
389Satilla River AT Satilla River at GA 158 near WaycrossTMOG198.1GaugeWare99.4%167 of 16819 min2 h
408Jones IslandJONG198.1GaugeCharlton98.8%166 of 16818 min2 h
409Mill Creek AT DaltonDLNG198.0GaugeWhitfield99.4%167 of 16819 min2 h
409Etowah River Downstream Of Georgia Highway 53 Bridge Near DawsonDWLG198.0GaugeDawson99.4%167 of 16819 min2 h
409Century Road BridgeKCCG198.0GaugeLee99.4%167 of 16819 min2 h
409Albany - Muckalee CreekMUFG198.0GaugeLee99.4%167 of 16819 min2 h
413Sugar Hill - Ivy CreekIVYG198.0GaugeGwinnett99.4%167 of 16819 min1.5 h
413Noses Creek 2 SE Powder SpringsNOSG198.0GaugeCobb99.4%167 of 16819 min1.5 h
415Broad River 1 S Broad River 3 S FortsoniaBELG198.0GaugeElbert99.4%167 of 16819 min2 h
415Ichawaynochaway Creek AT Ichawaynochaway Creek 11 SW NewtonICHG198.0GaugeBaker99.4%167 of 16819 min2 h
415Shoal Creek 4 NNE SharpsburgSHPG198.0GaugeCoweta99.4%167 of 16819 min2 h
418Peachtree Creek 4 N AtlantaAANG198.0GaugeFulton99.4%167 of 16819 min2 h
419South River 2 SW SnapfingerSFMG198.0GaugeDe Kalb99.4%167 of 16819 min2 h
420NewnanNNAG197.9GaugeCoweta99.4%167 of 16817 min2 h
421NewtonIWYG197.9GaugeBaker98.8%166 of 16819 min1.5 h
421Commissioner Creek AT McIntyreMITG197.9GaugeWilkinson98.8%166 of 16819 min1.5 h
421Newton 11SWNWNG197.9GaugeBaker98.8%166 of 16819 min1.5 h
421Chattahoochee River 2 W West SuwaneeWSWG197.9GaugeForsyth98.8%166 of 16819 min1.5 h
425Satilla River AT WaycrossAYSG197.9GaugePierce98.8%166 of 16819 min2 h
425USGS Well 30Aa04 Nr Mcbean 1NWMBNG197.9GaugeRichmond98.8%166 of 16819 min2 h
425Nancy Creek 2 WNW ChambleeNCDG197.9GaugeDe Kalb98.8%166 of 16819 min2 h
425OmahaOMHG197.9GaugeStewart98.8%166 of 16819 min2 h
425Etowah River 3 SE Rome GA 1 LoopROEG197.9GaugeFloyd98.8%166 of 16819 min2 h
430DawsonvilleDSVG197.8GaugeDawson99.4%167 of 16817 min2 h
431Alcovy River 5 NE CovingtonACYG197.8GaugeNewton98.8%166 of 16819 min2 h
432Doolittle Creek 1 W PanthersvilleDLCG197.8GaugeDe Kalb98.8%166 of 16819 min2 h
433Dallas 4.6 WGA-PG-2397.7VolunteerPaulding100%7 of 77.4 h26 h
434Augusta Canal Near AugustaACCG197.7GaugeColumbia98.2%165 of 16819 min2 h
434Brier Creek AT Brier Creek Near WaynesboroBCWG197.7GaugeBurke98.2%165 of 16819 min2 h
434Brier Creek AT Hilltonia 4 NBRIG197.7GaugeScreven98.2%165 of 16819 min2 h
434Chickamauga Creek USGS WellCHKG197.7GaugeWalker98.2%165 of 16819 min2 h
434DublinDUNG197.7GaugeLaurens98.2%165 of 16819 min2 h
434Coosawattee River 5 ESE Pine ChapelPING197.7GaugeGordon98.2%165 of 16819 min2 h
440Little Ocmulgee River AT ScotlandSCTG197.7GaugeTelfair95.8%161 of 16814 min2 h
440South Fork Peachtree Creek AT AtlantaSPJG197.7GaugeDe Kalb95.8%161 of 16814 min2 h
442PlainsPLAG197.6GaugeSumter100%168 of 16818 min60 min
443Chattahoochee River 3 SE Vinings Paces Ferry RoadVING197.6GaugeFulton100%168 of 16822 min60 min
444At St Marys River At I-95 Near KingslandKLNG197.6GaugeCamden100%168 of 16822 min60 min
445Cartersville AirportVPC97.6AirportFulton99.0%499 of 5048 min40 min
446New River 7 ESE FranklinNRVG197.6GaugeHeard98.2%167 of 17019 min61 min
447Hickory Log Creek 2 NE Northeast CantonHLCG197.6GaugeCherokee98.2%165 of 16819 min2 h
447Spirit Creek 12 SW Spirit Creek At U.s. Hwy 1 Near AugustaSPTG197.6GaugeHancock98.2%165 of 16819 min2 h
449Soque River At Soque River At Ga 197 Nr ClarksvilleCSQG197.6GaugeHabersham98.2%165 of 16819 min2 h
449Spring Creek Near LearyLESG197.6GaugeCalhoun98.2%165 of 16819 min2 h
449Ichawaynochaway Creek AT MORGANMGNG197.6GaugeCalhoun98.2%165 of 16819 min2 h
449Little River 8 S WashingtonWTNG197.6GaugeTaliaferro98.2%165 of 16819 min2 h
453Savannah River 3 N ClyoCLYG197.5GaugeEffingham95.2%160 of 16814 min2 h
454Potato Creek 1 W Orchard HillPOTG197.5GaugeLamar95.2%160 of 16814 min2 h
455Tallulah R At Terrora Pwrhse, Nr Tallulah Falls0218135097.4GaugeRabun100%168 of 16823 min60 min
455Savannah River Jefferson Davis Br, At Augusta0219667097.4GaugeRichmond100%168 of 16823 min60 min
455Savannah River At Ga 25, At Port Wentworth0219892097.4GaugeChatham100%168 of 16823 min60 min
455Cobbs Creek At Rainbow Dr, Near Decatur0220387397.4GaugeDeKalb100%168 of 16823 min60 min
455Snapfinger Cr At Thompson Mill Rd Nr Lithonia0220396097.4GaugeDeKalb100%168 of 16823 min60 min
455Beaver Ruin Creek At Mitchell Rd, Nr Norcross0220590097.4GaugeGwinnett100%168 of 16823 min60 min
455Trib To Bromolow CRK At Pond Rd, Nr Norcross0220602097.4GaugeGwinnett100%168 of 16823 min60 min
455Garner Creek Near Snellville0220700097.4GaugeGwinnett100%168 of 16823 min60 min
455Stone Mtn Cr At Silver Hill Rd, Near Stone Mtn0220713097.4GaugeDeKalb100%168 of 16823 min60 min
455Little Stone Mtn Cr Near Stone Mountain0220713597.4GaugeDeKalb100%168 of 16823 min60 min
455Swift Creek Near Lithonia0220720097.4GaugeDeKalb100%168 of 16823 min60 min
455Yellow River At Milstead0220730097.4GaugeRockdale100%168 of 16823 min60 min
455Alcovy River Near Lawrenceville0220805097.4GaugeGwinnett100%168 of 16823 min60 min
455Shoal Creek At Paper Mill Rd, Nr Lawrenceville0220813097.4GaugeGwinnett100%168 of 16823 min60 min
455Ocmulgee River At Macon0221300097.4GaugeBibb100%168 of 16823 min60 min
455Tobesofkee Creek Near Macon0221350097.4GaugeBibb100%168 of 16823 min60 min
455Little River Near Eatonton0222090097.4GaugePutnam100%168 of 16823 min60 min
455Buffalo Creek At Ga 272, Near Oconee0222311097.4GaugeWashington100%168 of 16823 min60 min
455Commissioner Creek At US 441, At Mcintyre0222319097.4GaugeWilkinson100%168 of 16823 min60 min
455Big Sandy Creek At US 441, Near Irwinton0222336097.4GaugeWilkinson100%168 of 16823 min60 min
455Richland Creek At Suwanee Dam Road, Near Buford0233448097.4GaugeGwinnett100%168 of 16823 min60 min
455Ivy Creek At Thompson Mill Road, Near Buford0233477097.4GaugeGwinnett100%168 of 16823 min60 min
455Chatt R At Powers Fy And I-285 Nr Atlanta0233588097.4GaugeCobb100%168 of 16823 min60 min
455Noses Creek At Powder Springs Rd,Powder Springs0233696897.4GaugeCobb100%168 of 16823 min60 min
455Chattahoochee River Near Fairburn0233717097.4GaugeDouglas100%168 of 16823 min60 min
455Yellowjacket Creek-Hammett Rd, Blw Hogansville0233884097.4GaugeTroup100%168 of 16823 min60 min
455Upatoi Creek Near Columbus0234180097.4GaugeChattahoochee100%168 of 16823 min60 min
455Noonday Creek At Hawkins Store Rd, Nr Woodstock0239295097.4GaugeCobb100%168 of 16823 min60 min
455Noonday Creek At Shallowford Road, Nr Woodstock0239297597.4GaugeCobb100%168 of 16823 min60 min
455Richland Creek At Old Dallas Rd, Near Dallas0239468297.4GaugePaulding100%168 of 16823 min60 min
455Euharlee Creek At US 278, At Rockmart0239482097.4GaugePolk100%168 of 16823 min60 min
455Cedar Creek At Ga Ave, At Cedartown0239741097.4GaugePolk100%168 of 16823 min60 min
455South Chickamauga Creek At Ringgold0356670097.4GaugeCatoosa100%168 of 16823 min60 min
455Chattanooga Creek At GA193, Near Flintstone0356840097.4GaugeWalker100%168 of 16823 min60 min
45516Mm0334431408343320197.4GaugeWhite100%168 of 16823 min60 min
490Yellow River At Gees Mill Road, Near Milstead0220733597.4GaugeRockdale100%168 of 16823 min75 min
490Withlacoochee R At Skipper Bridge Rd,Nr Bemiss02317748397.4GaugeLowndes100%168 of 16823 min75 min
490Chattahoochee R 0.76 MI Us Mcginnis Fy Suwanee0233465397.4GaugeGwinnett100%168 of 16823 min75 min
493MetterMHP97.4AirportCandler99.6%502 of 50422 min40 min
494Sweetwater Creek 3 SE AustellAUSG197.4GaugeDouglas99.4%167 of 16822 min1.8 h
494Altamaha River AT CharlottevilleCHRG197.4GaugeJeff Davis99.4%167 of 16822 min1.8 h
494Little Haynes Creek 5 ENE MilsteadMLHG197.4GaugeNewton99.4%167 of 16822 min1.8 h
494Mulberry River 4 N WinderWNRG197.4GaugeBarrow99.4%167 of 16822 min1.8 h
494Yellow River 5 NE Northeast LithoniaYELG197.4GaugeDe Kalb99.4%167 of 16822 min1.8 h
499Echeconnee Creek 5 NE ByronBYNG197.4GaugeHouston99.4%167 of 16822 min2 h
499Carters Re-Regulation Lake 1 ESE Carters Re-Regulation LakeCTSG197.4GaugeMurray99.4%167 of 16822 min2 h

How a station is ranked

The 247 Rank answers one question about a weather station: can its readings be relied on? A station has to deliver: its reports arrive when due, soon, without long silences. And its readings have to be right: close to a trusted station nearby, passing their checks, and in step with the weather the forecast and its neighbours confirm.

The 247 score

Storm Station's poller asks every network on its own schedule, around the clock, and keeps the time of every report it hears; the reference comparison and the forecast engine keep the rest. From the last seven days of that record each station is scored out of 100 on six parts, and its 247 score is their weighted mean:

  1. Reports receivedweight 35The share of its scheduled reports received. A station that sends every 5 minutes is due 2,016 reports in a week; one that reports once a day is due 7. Each report is counted in a slot centred on the station's own report time, so a report a minute early or late is still on time, and the week ends an hour back, so a report still on its way is never counted missed.Full marks: 100% received. No marks: none received.
  2. Arrivalweight 10The median time its reports took to arrive from the moment a reading was taken to the moment it reached Storm Station.Full marks: within 10 minutes, or a tenth of its schedule for a station that reports less often. No marks: an hour, or its whole schedule.
  3. Continuityweight 10Its longest silence against its own schedule, so a daily gauge is not marked down for a day between reports.Full marks: a silence of 3 reports or less. No marks: 72 reports, falling evenly on a log scale between.
  4. Accuracyweight 20How closely its temperature follows its reference station the nearest airport or climate reference station that reported within half an hour, up to 15 miles away, reading by reading; an airfield is compared with the nearest other airport, never its own report. A steady offset is taken out, and where both heights are known only the offset beyond 3 F that the height difference does not explain is counted.Full marks: within 1.5 F, allowing 0.1 F more for each mile to the reference. No marks: 6.5 F beyond that.
  5. Instrument checksweight 15The share of its readings that pass a check. For an airfield, the check the forecast engine runs the next day: each reading against the stations around it, as weather services check their own. For any other station, a reading 20 F or more from its reference fails, unless the two stand 3,000 ft or more apart.Full marks: none failed. No marks: 5% failed.
  6. Forecast checkweight 10How closely its temperature matched Storm Station's forecast for the same hours, checked the next day, for every airfield the forecast engine scores. A station whose readings stray far from a forecast its neighbours confirm is one to doubt.Full marks: within 2 F on average. No marks: 8 F.

A part is scored once the week holds 24 readings or comparisons for it. A part that cannot be measured where a station stands counts at the middle of its state's measured stations, so the station is neither lifted nor sunk by it. A part measured nowhere in the state is left out, and the others carry its weight.

From score to rank

Each state's stations are ranked by their score, to the tenth. At an equal score the longer record comes first: a station that sent 2,016 of 2,016 reports has shown more than one that sent 7 of 7. Then the faster arrival, then the shorter silence. Ties on all of them share a rank, as a race is scored: three stations tied for third are all third, and the next is sixth.

A station is ranked once its week holds enough reports to measure: 12, or 3 days for a gauge that reports once a day. The rank is made again every day, so a station that falls silent or starts to read wrong drops, and one that recovers climbs back. Every page shows the same ranking: a station's rank here, in its state's list and on its own page come from one run, and a new run reaches them together. Each station's page shows its score part by part, with the figures behind each.

The same figures as data

/api/ranks for a state and /api/rank for one station, its score in parts; the developer page has every field.