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Live/Water/Alaska/Valdez - Lowe River

Valdez - Lowe River

A water gauge in Chugach, Alaska. Its stage was 374.48 ft as of Oct 15, 8:05 PM AKDT.

Gauge LRRA2Chugach, AlaskaEvery gauge in Alaska

Stage now
374.48 ftreported Oct 15, 8:05 PM AKDT
24 hour change
Rose 0.17 ftsince Oct 14, 8:05 PM
Elevation
381 ftabove sea level
Area
Chugach
Position
61.0837° N, 145.8951° W
Record since
2025

Water level

Valdez - Lowe River

Stage is the height of the water's surface above the gauge's own fixed zero, in feet, not the depth of the water. Every point drawn is a reading the gauge sent, at the time it sent it.

Water level, 24 hours at Valdez - Lowe River: the water from 374.22 to 374.49 feet of stage, the latest 374.48 feet.WATER LEVEL, 24 HOURSFTHIGH 374.49 FT, OCT 15, 7:45 PM · LOW 374.22 FT, OCT 15, 12:15 PM374.2374.3374.4374.5374.69 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM374.48
Latest
374.48 ftOct 15, 8:05 PM
Highest
374.49 ftOct 15, 7:45 PM
Lowest
374.22 ftOct 15, 12:15 PM
Range
0.27 fthighest less lowest
Change
Rose 0.17 ftsince Oct 14, 8:30 PM
Readings
284
The readings these charts were drawn from, as a table
TimeStage ft
Oct 15, 8:05 PM374.48
Oct 15, 8:00 PM374.48
Oct 15, 7:55 PM374.49
Oct 15, 7:50 PM374.48
Oct 15, 7:45 PM374.49
Oct 15, 7:40 PM374.48
Oct 15, 7:35 PM374.48
Oct 15, 7:30 PM374.48
Oct 15, 7:25 PM374.48
Oct 15, 7:20 PM374.47
Oct 15, 7:15 PM374.47
Oct 15, 7:10 PM374.47
Oct 15, 7:05 PM374.46
Oct 15, 7:00 PM374.47
Oct 15, 6:55 PM374.47
Oct 15, 6:50 PM374.47
Oct 15, 6:45 PM374.44
Oct 15, 6:40 PM374.46
Oct 15, 6:35 PM374.46
Oct 15, 6:30 PM374.46
Oct 15, 6:25 PM374.46
Oct 15, 6:20 PM374.45
Oct 15, 6:15 PM374.45
Oct 15, 6:10 PM374.45
Oct 15, 6:05 PM374.45
Oct 15, 6:00 PM374.46
Oct 15, 5:55 PM374.47
Oct 15, 5:50 PM374.46
Oct 15, 5:45 PM374.45
Oct 15, 5:40 PM374.44
Oct 15, 5:35 PM374.45
Oct 15, 5:30 PM374.45
Oct 15, 5:25 PM374.43
Oct 15, 5:20 PM374.45
Oct 15, 5:15 PM374.43
Oct 15, 5:10 PM374.44
Oct 15, 5:05 PM374.44
Oct 15, 5:00 PM374.42
Oct 15, 4:55 PM374.41
Oct 15, 4:50 PM374.42
Oct 15, 4:45 PM374.42
Oct 15, 4:40 PM374.40
Oct 15, 4:35 PM374.39
Oct 15, 4:30 PM374.41
Oct 15, 4:25 PM374.40
Oct 15, 4:20 PM374.40
Oct 15, 4:15 PM374.38
Oct 15, 4:10 PM374.38
Oct 15, 4:05 PM374.38
Oct 15, 4:00 PM374.38
Oct 15, 3:55 PM374.37
Oct 15, 3:50 PM374.36
Oct 15, 3:45 PM374.35
Oct 15, 3:40 PM374.34
Oct 15, 3:35 PM374.34
Oct 15, 3:30 PM374.32
Oct 15, 3:25 PM374.33
Oct 15, 3:20 PM374.33
Oct 15, 3:15 PM374.31
Oct 15, 3:10 PM374.32
Oct 15, 3:05 PM374.31
Oct 15, 3:00 PM374.32
Oct 15, 2:55 PM374.29
Oct 15, 2:50 PM374.29
Oct 15, 2:45 PM374.29
Oct 15, 2:40 PM374.30
Oct 15, 2:35 PM374.28
Oct 15, 2:30 PM374.28
Oct 15, 2:25 PM374.27
Oct 15, 2:20 PM374.27
Oct 15, 2:15 PM374.26
Oct 15, 2:10 PM374.28
Oct 15, 2:05 PM374.27
Oct 15, 2:00 PM374.27
Oct 15, 1:55 PM374.26
Oct 15, 1:50 PM374.27
Oct 15, 1:45 PM374.25
Oct 15, 1:40 PM374.26
Oct 15, 1:35 PM374.26
Oct 15, 1:30 PM374.26
Oct 15, 1:25 PM374.26
Oct 15, 1:20 PM374.24
Oct 15, 1:15 PM374.24
Oct 15, 1:10 PM374.25
Oct 15, 1:05 PM374.25
Oct 15, 1:00 PM374.24
Oct 15, 12:55 PM374.25
Oct 15, 12:50 PM374.23
Oct 15, 12:45 PM374.24
Oct 15, 12:40 PM374.24
Oct 15, 12:35 PM374.24
Oct 15, 12:30 PM374.24
Oct 15, 12:25 PM374.24
Oct 15, 12:20 PM374.24
Oct 15, 12:15 PM374.22
Oct 15, 12:10 PM374.23
Oct 15, 12:05 PM374.23
Oct 15, 12:00 PM374.23
Oct 15, 11:55 AM374.23
Oct 15, 11:50 AM374.23
Oct 15, 11:45 AM374.25
Oct 15, 11:40 AM374.23
Oct 15, 11:35 AM374.23
Oct 15, 11:30 AM374.23
Oct 15, 11:25 AM374.23
Oct 15, 11:20 AM374.23
Oct 15, 11:15 AM374.23
Oct 15, 11:10 AM374.23
Oct 15, 11:05 AM374.24
Oct 15, 11:00 AM374.25
Oct 15, 10:55 AM374.24
Oct 15, 10:50 AM374.24
Oct 15, 10:45 AM374.23
Oct 15, 10:40 AM374.24
Oct 15, 10:35 AM374.23
Oct 15, 10:30 AM374.24
Oct 15, 10:25 AM374.23
Oct 15, 10:20 AM374.24
Oct 15, 10:15 AM374.25
Oct 15, 10:10 AM374.24
Oct 15, 10:05 AM374.25
Oct 15, 10:00 AM374.25
Oct 15, 9:55 AM374.25
Oct 15, 9:50 AM374.25
Oct 15, 9:45 AM374.26
Oct 15, 9:40 AM374.25
Oct 15, 9:35 AM374.25
Oct 15, 9:30 AM374.23
Oct 15, 9:25 AM374.24
Oct 15, 9:20 AM374.25
Oct 15, 9:15 AM374.24
Oct 15, 9:10 AM374.23
Oct 15, 9:05 AM374.24
Oct 15, 9:00 AM374.24
Oct 15, 8:55 AM374.23
Oct 15, 8:50 AM374.24
Oct 15, 8:45 AM374.24
Oct 15, 8:40 AM374.24
Oct 15, 8:35 AM374.25
Oct 15, 8:30 AM374.24
Oct 15, 8:25 AM374.24
Oct 15, 8:20 AM374.24
Oct 15, 8:15 AM374.25
Oct 15, 8:10 AM374.25
Oct 15, 8:05 AM374.24
Oct 15, 8:00 AM374.24
Oct 15, 7:55 AM374.25
Oct 15, 7:50 AM374.24
Oct 15, 7:45 AM374.24
Oct 15, 7:40 AM374.25
Oct 15, 7:35 AM374.24
Oct 15, 7:30 AM374.24
Oct 15, 7:25 AM374.23
Oct 15, 7:20 AM374.25
Oct 15, 7:15 AM374.25
Oct 15, 7:10 AM374.24
Oct 15, 7:05 AM374.25
Oct 15, 7:00 AM374.26
Oct 15, 6:55 AM374.25
Oct 15, 6:50 AM374.25
Oct 15, 6:45 AM374.25
Oct 15, 6:40 AM374.24
Oct 15, 6:35 AM374.25
Oct 15, 6:30 AM374.24
Oct 15, 6:25 AM374.25
Oct 15, 6:20 AM374.24
Oct 15, 6:15 AM374.25
Oct 15, 6:10 AM374.23
Oct 15, 6:05 AM374.24
Oct 15, 6:00 AM374.25
Oct 15, 5:55 AM374.25
Oct 15, 5:50 AM374.25
Oct 15, 5:45 AM374.25
Oct 15, 5:40 AM374.24
Oct 15, 5:35 AM374.25
Oct 15, 5:30 AM374.25
Oct 15, 5:25 AM374.24
Oct 15, 5:20 AM374.24
Oct 15, 5:15 AM374.26
Oct 15, 5:10 AM374.25
Oct 15, 5:05 AM374.26
Oct 15, 5:00 AM374.25
Oct 15, 4:55 AM374.25
Oct 15, 4:50 AM374.25
Oct 15, 4:45 AM374.25
Oct 15, 4:40 AM374.26
Oct 15, 4:35 AM374.26
Oct 15, 4:30 AM374.26
Oct 15, 4:25 AM374.26
Oct 15, 4:20 AM374.26
Oct 15, 4:15 AM374.25
Oct 15, 4:10 AM374.25
Oct 15, 4:05 AM374.25
Oct 15, 4:00 AM374.26
Oct 15, 3:55 AM374.26
Oct 15, 3:50 AM374.25
Oct 15, 3:45 AM374.26
Oct 15, 3:40 AM374.27
Oct 15, 3:35 AM374.26
Oct 15, 3:30 AM374.26
Oct 15, 3:25 AM374.25
Oct 15, 3:20 AM374.26
Oct 15, 3:15 AM374.25
Oct 15, 3:10 AM374.25
Oct 15, 3:05 AM374.27
Oct 15, 3:00 AM374.27
Oct 15, 2:55 AM374.27
Oct 15, 2:50 AM374.26
Oct 15, 2:45 AM374.26
Oct 15, 2:40 AM374.26
Oct 15, 2:35 AM374.26
Oct 15, 2:30 AM374.25
Oct 15, 2:25 AM374.27
Oct 15, 2:20 AM374.28
Oct 15, 2:15 AM374.28
Oct 15, 2:10 AM374.27
Oct 15, 2:05 AM374.26
Oct 15, 2:00 AM374.28
Oct 15, 1:55 AM374.27
Oct 15, 1:50 AM374.26
Oct 15, 1:45 AM374.27
Oct 15, 1:40 AM374.27
Oct 15, 1:35 AM374.28
Oct 15, 1:30 AM374.28
Oct 15, 1:25 AM374.27
Oct 15, 1:20 AM374.28
Oct 15, 1:15 AM374.27
Oct 15, 1:10 AM374.28
Oct 15, 1:05 AM374.28
Oct 15, 1:00 AM374.28
Oct 15, 12:55 AM374.28
Oct 15, 12:50 AM374.28
Oct 15, 12:45 AM374.28
Oct 15, 12:40 AM374.28
Oct 15, 12:35 AM374.28
Oct 15, 12:30 AM374.28
Oct 15, 12:25 AM374.28
Oct 15, 12:20 AM374.28
Oct 15, 12:15 AM374.29
Oct 15, 12:10 AM374.28
Oct 15, 12:05 AM374.28
Oct 15, 12:00 AM374.27
Oct 14, 11:55 PM374.28
Oct 14, 11:50 PM374.27
Oct 14, 11:45 PM374.27
Oct 14, 11:40 PM374.28
Oct 14, 11:35 PM374.27
Oct 14, 11:30 PM374.28
Oct 14, 11:25 PM374.29
Oct 14, 11:20 PM374.27
Oct 14, 11:15 PM374.28
Oct 14, 11:10 PM374.29
Oct 14, 11:05 PM374.29
Oct 14, 11:00 PM374.29
Oct 14, 10:55 PM374.29
Oct 14, 10:50 PM374.29
Oct 14, 10:45 PM374.28
Oct 14, 10:40 PM374.29
Oct 14, 10:35 PM374.28
Oct 14, 10:30 PM374.29
Oct 14, 10:25 PM374.29
Oct 14, 10:20 PM374.29
Oct 14, 10:15 PM374.31
Oct 14, 10:10 PM374.29
Oct 14, 10:05 PM374.30
Oct 14, 10:00 PM374.30
Oct 14, 9:55 PM374.29
Oct 14, 9:50 PM374.29
Oct 14, 9:45 PM374.30
Oct 14, 9:40 PM374.30
Oct 14, 9:35 PM374.31
Oct 14, 9:30 PM374.31
Oct 14, 9:25 PM374.30
Oct 14, 9:20 PM374.30
Oct 14, 9:15 PM374.29
Oct 14, 9:10 PM374.31
Oct 14, 9:05 PM374.31
Oct 14, 9:00 PM374.30
Oct 14, 8:55 PM374.30
Oct 14, 8:50 PM374.30
Oct 14, 8:45 PM374.30
Oct 14, 8:40 PM374.30
Oct 14, 8:35 PM374.30
Oct 14, 8:30 PM374.31
Water level, 7 days at Valdez - Lowe River: the water from 374.22 to 374.50 feet of stage, the latest 374.48 feet.WATER LEVEL, 7 DAYSFTHIGH 374.50 FT, OCT 8, 9:45 PM · LOW 374.22 FT, OCT 15, 12:15 PM374.2374.3374.4374.5374.6Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15374.48
Latest
374.48 ftOct 15, 8:05 PM
Highest
374.50 ftOct 8, 9:45 PM
Lowest
374.22 ftOct 15, 12:15 PM
Range
0.28 fthighest less lowest
Change
No changesince Oct 8, 8:30 PM
Readings
2,012
The readings these charts were drawn from, as a table
TimeStage ft
Oct 15, 8:05 PM374.48
Oct 15, 7:55 PM374.49
Oct 15, 6:55 PM374.47
Oct 15, 5:55 PM374.47
Oct 15, 4:55 PM374.41
Oct 15, 3:55 PM374.37
Oct 15, 2:55 PM374.29
Oct 15, 1:55 PM374.26
Oct 15, 12:55 PM374.25
Oct 15, 11:55 AM374.23
Oct 15, 10:55 AM374.24
Oct 15, 9:55 AM374.25
Oct 15, 8:55 AM374.23
Oct 15, 7:55 AM374.25
Oct 15, 6:55 AM374.25
Oct 15, 5:55 AM374.25
Oct 15, 4:55 AM374.25
Oct 15, 3:55 AM374.26
Oct 15, 2:55 AM374.27
Oct 15, 1:55 AM374.27
Oct 15, 12:55 AM374.28
Oct 14, 11:55 PM374.28
Oct 14, 10:55 PM374.29
Oct 14, 9:55 PM374.29
Oct 14, 8:55 PM374.30
Oct 14, 7:55 PM374.30
Oct 14, 6:55 PM374.31
Oct 14, 5:55 PM374.32
Oct 14, 4:55 PM374.31
Oct 14, 3:55 PM374.32
Oct 14, 2:55 PM374.32
Oct 14, 1:55 PM374.32
Oct 14, 12:55 PM374.32
Oct 14, 11:55 AM374.34
Oct 14, 10:55 AM374.36
Oct 14, 9:55 AM374.35
Oct 14, 8:55 AM374.38
Oct 14, 7:55 AM374.38
Oct 14, 6:55 AM374.40
Oct 14, 5:55 AM374.39
Oct 14, 4:55 AM374.40
Oct 14, 3:55 AM374.39
Oct 14, 2:55 AM374.40
Oct 14, 1:55 AM374.42
Oct 14, 12:55 AM374.42
Oct 13, 11:55 PM374.42
Oct 13, 10:55 PM374.41
Oct 13, 9:55 PM374.39
Oct 13, 8:55 PM374.39
Oct 13, 7:55 PM374.37
Oct 13, 6:55 PM374.37
Oct 13, 5:55 PM374.36
Oct 13, 4:55 PM374.34
Oct 13, 3:55 PM374.34
Oct 13, 2:55 PM374.34
Oct 13, 1:55 PM374.35
Oct 13, 12:55 PM374.35
Oct 13, 11:55 AM374.37
Oct 13, 10:55 AM374.37
Oct 13, 9:55 AM374.40
Oct 13, 8:55 AM374.38
Oct 13, 7:55 AM374.38
Oct 13, 6:55 AM374.39
Oct 13, 5:55 AM374.40
Oct 13, 4:55 AM374.40
Oct 13, 3:55 AM374.41
Oct 13, 2:55 AM374.41
Oct 13, 1:55 AM374.40
Oct 13, 12:55 AM374.42
Oct 12, 11:55 PM374.42
Oct 12, 10:55 PM374.41
Oct 12, 9:55 PM374.41
Oct 12, 8:55 PM374.41
Oct 12, 7:55 PM374.40
Oct 12, 6:55 PM374.38
Oct 12, 5:55 PM374.38
Oct 12, 4:55 PM374.38
Oct 12, 3:55 PM374.39
Oct 12, 2:55 PM374.39
Oct 12, 1:55 PM374.40
Oct 12, 12:55 PM374.40
Oct 12, 11:55 AM374.40
Oct 12, 10:55 AM374.41
Oct 12, 9:55 AM374.40
Oct 12, 8:55 AM374.41
Oct 12, 7:55 AM374.42
Oct 12, 6:55 AM374.41
Oct 12, 5:55 AM374.41
Oct 12, 4:55 AM374.41
Oct 12, 3:55 AM374.41
Oct 12, 2:55 AM374.42
Oct 12, 1:55 AM374.41
Oct 12, 12:55 AM374.44
Oct 11, 11:55 PM374.43
Oct 11, 10:55 PM374.44
Oct 11, 9:55 PM374.45
Oct 11, 8:55 PM374.45
Oct 11, 7:55 PM374.42
Oct 11, 6:55 PM374.45
Oct 11, 5:55 PM374.42
Oct 11, 4:55 PM374.44
Oct 11, 3:55 PM374.43
Oct 11, 2:55 PM374.45
Oct 11, 1:55 PM374.44
Oct 11, 12:55 PM374.43
Oct 11, 11:55 AM374.43
Oct 11, 10:55 AM374.42
Oct 11, 9:55 AM374.41
Oct 11, 8:55 AM374.44
Oct 11, 7:55 AM374.41
Oct 11, 6:55 AM374.39
Oct 11, 5:55 AM374.38
Oct 11, 4:55 AM374.36
Oct 11, 3:55 AM374.36
Oct 11, 2:55 AM374.36
Oct 11, 1:55 AM374.36
Oct 11, 12:55 AM374.36
Oct 10, 11:55 PM374.37
Oct 10, 10:55 PM374.36
Oct 10, 9:55 PM374.34
Oct 10, 8:55 PM374.34
Oct 10, 7:55 PM374.34
Oct 10, 6:55 PM374.29
Oct 10, 5:55 PM374.29
Oct 10, 4:55 PM374.29
Oct 10, 3:55 PM374.29
Oct 10, 2:55 PM374.31
Oct 10, 1:55 PM374.30
Oct 10, 12:55 PM374.32
Oct 10, 11:55 AM374.32
Oct 10, 10:55 AM374.32
Oct 10, 9:55 AM374.31
Oct 10, 8:55 AM374.32
Oct 10, 7:55 AM374.31
Oct 10, 6:55 AM374.33
Oct 10, 5:55 AM374.34
Oct 10, 4:55 AM374.33
Oct 10, 3:55 AM374.33
Oct 10, 2:55 AM374.34
Oct 10, 1:55 AM374.36
Oct 10, 12:55 AM374.37
Oct 9, 11:55 PM374.37
Oct 9, 10:55 PM374.37
Oct 9, 9:55 PM374.39
Oct 9, 8:55 PM374.38
Oct 9, 7:55 PM374.40
Oct 9, 6:55 PM374.40
Oct 9, 5:55 PM374.39
Oct 9, 4:55 PM374.41
Oct 9, 3:55 PM374.41
Oct 9, 2:55 PM374.41
Oct 9, 1:55 PM374.42
Oct 9, 12:55 PM374.40
Oct 9, 11:55 AM374.42
Oct 9, 10:55 AM374.41
Oct 9, 9:55 AM374.43
Oct 9, 8:55 AM374.42
Oct 9, 7:55 AM374.44
Oct 9, 6:55 AM374.43
Oct 9, 5:55 AM374.46
Oct 9, 4:55 AM374.45
Oct 9, 3:55 AM374.49
Oct 9, 2:55 AM374.48
Oct 9, 1:55 AM374.49
Oct 9, 12:55 AM374.48
Oct 8, 11:55 PM374.49
Oct 8, 10:55 PM374.49
Oct 8, 9:55 PM374.47
Oct 8, 8:55 PM374.49
Water level, 30 days at Valdez - Lowe River: the water from 374.17 to 379.48 feet of stage, the latest 374.48 feet.WATER LEVEL, 30 DAYSFTHIGH 379.48 FT, SEP 16, 4:00 AM · LOW 374.17 FT, OCT 3, 6:25 AM374376378380382Sep 16Sep 21Sep 26Oct 1Oct 6Oct 11374.48
Latest
374.48 ftOct 15, 8:05 PM
Highest
379.48 ftSep 16, 4:00 AM
Lowest
374.17 ftOct 3, 6:25 AM
Range
5.31 fthighest less lowest
Change
Fell 1.12 ftsince Sep 15, 8:30 PM
Readings
8,519
The readings these charts were drawn from, as a table
DayHigh ftLow ftAverage ftLast ftReadings
Oct 15374.49374.22374.30374.48242
Oct 14374.44374.27374.35374.28288
Oct 13374.43374.32374.38374.42288
Oct 12374.44374.36374.40374.42288
Oct 11374.46374.35374.41374.43288
Oct 10374.37374.28374.32374.37288
Oct 9374.49374.37374.42374.37288
Oct 8374.57374.46374.50374.49288
Oct 7374.63374.52374.59374.56270
Oct 6374.76374.61374.67374.61282
Oct 5374.75374.67374.70374.72288
Oct 4374.69374.17374.38374.68288
Oct 3374.25374.17374.19374.18288
Oct 2374.47374.25374.37374.26288
Oct 1374.58374.44374.50374.45288
Sep 30374.61374.41374.50374.57288
Sep 29374.44374.24374.34374.43284
Sep 28374.52374.42374.45374.44270
Sep 27374.55374.45374.49374.52288
Sep 26374.54374.44374.49374.50288
Sep 25374.60374.48374.54374.53288
Sep 24374.68374.55374.62374.61288
Sep 23374.74374.64374.69374.68217
Sep 22375.54374.71375.01374.72288
Sep 21376.04375.50375.85375.57288
Sep 20375.93375.17375.44375.80288
Sep 19376.04375.35375.66375.36288
Sep 18376.02375.50375.80375.75288
Sep 17377.53375.84376.48375.84288
Sep 16379.48377.04378.19377.28288
Sep 15377.27375.60376.34377.2742

How it reports

Schedule
every 30 minon the hour's :00, :05, :30 and :35
Reports received, 24 hours
47 of 4897.9% of its schedule, 48 reports in all
Reports received, 7 days
332 of 33698.8% of its schedule, 338 reports in all
Longest silence, 7 days
70 minfrom Oct 13, 3:00 PM
Latest report
Oct 15, 8:05 PMlocal time
Time to reach Storm Station
21 min9 in 10 within 27 min

From Storm Station's own record of every report it heard from this station.

Its schedule is one report every 30 min, 48 in 24 hours. Two reports in the same 30 min count as one received.

Ranking Statistics

247 score97.2of 100

Alaska median
96.0the median score of 1,023 stations
Scoring higher
415stations in Alaska
Sharing its score
8ranks 416 to 423
Points deducted
2.82.3 arrival, 0.5 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Alaska median 100.0, 100.0, 100.0
Next above
NOCA2rank 418; ahead on reports received 98.8% against 98.5%
Next below
G4822rank 421; behind on reports received 98.5% against 98.3%

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

  1. Reports receivedweight 3598.534.5 of 35 pointsAlaska median 98.8331 of 336 scheduled reports received in 7 days
  2. Arrivalweight 1077.57.8 of 10 pointsAlaska median 86.1half its reports arrived within 21 min
  3. Continuityweight 10100.010.0 of 10 pointsAlaska median 100.0longest silence 70 min, on a schedule of one report every 30 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianAlaska median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianAlaska median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianAlaska median 100.0-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

How each part is scored
Reports received
Full marks for every scheduled report received, none for none, in proportion between
Arrival
Full marks for a median arrival within 10 min, none at 60 min
Continuity
Full marks for a longest silence of 3 reports or less (1.5 h), none for 72 (36 h)
Accuracy
Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °F
Instrument checks
Full marks for no reading failed, none for 5 per cent or more
Forecast check
Full marks within 2 °F of the forecast on average, none at 8 °F

Near Valdez - Lowe River

How to read a gauge

A gauge measures the height of the water where it stands, its stage, in feet above a fixed mark at that gauge. Two gauges' stages are not comparable: each is measured from its own mark, and a reservoir's is often its height above sea level.

The stage shown is the latest the gauge reported, with the time it reported it. Storm Station hears each gauge on its own schedule and ranks it among its state's stations by its 247 score, how reliably it reports and how its readings hold up: that is its 247 rank.