Temperature
68 F at 1 AM; 90 F at its warmest, 2 PM Thursday, and 61 F at its coolest, 7 AM Thursday.
- Now
- 68F
- 1 AM
- Highest
- 90F
- 2 PM Thursday
- Lowest
- 61F
- 7 AM Thursday
How it is measured: Stevenson screen and siting, Field Book FB-INS-009
Airports/South Carolina/Sumter Airport
Sumter Airport, South Carolina
Small airport in Sumter County, South Carolina69°
88°/63°
Clear·
Feels like 69°·Calm 1 mph SSW
Coming up. Tomorrow is 23 degrees cooler: a high of 65° after 88° today.
Now. Sumter Airport is 69° and clear at 2 AM. The dew point is 68°, so the air feels oppressive. The air is calm.
Today and tonight. It warms to about 88° by 3 PM. Tonight falls to about 57° by 8 AM, with some cloud. No rain is expected for the rest of the day. The sun is strong around midday: UV index 7, high. Unprotected skin can burn in under half an hour. Air quality is moderate (index 76): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is Thursday, near 73°, and the coolest Sunday, near 60°. Rain is possible tomorrow (39%).
The sky tonight. The sun sets at 6:46 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:56 PM. The next full Moon is Monday, Oct 26. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The day is 11 hours 20 minutes long, 2 minutes shorter than yesterday.
0UV Low
76Air quality
99%Humidity
1%Cloud
Now
2:00 AM
69feels69
now, clear
Today
Oct 16
8863
UV 7
Sat
Oct 17
6556
39%
14mph
Sun
Oct 18
6043
10%
13mph
UV 7
Mon
Oct 19
6644
12mph
UV 6
Tue
Oct 20
7247
UV 7
Wed
Oct 21
7248
UV 6
Thu
Oct 22
7349
UV 6
69°
88°63°
65°56°
60°43°
66°44°
72°47°
72°48°
73°49°
As of 2:00 AM in Sumter Airport, South Carolina.
Air quality
The air at Sumter Airport
Index 76, moderate, led by fine particles. Read at 1 AM from its reporting area, Columbia (SC), 30 miles off.
76Moderate
- Fine particles (PM2.5)76Moderate-
- Ozone41Good-
- Coarse particles (PM10)26Good-
The days ahead
Yesterday measured 70, moderate.
GoodModerate
- 70YesterdayOct 15
Smoke, the next 43 hours
Little smoke near the ground through Sat 8 PM: the index from smoke stays at 28 or under.
Precipitation
What has fallen at Sumter Airport
None in the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.00in
Visibility
How far you can see at Sumter Airport, the next 43 hours
Visibility stays 7 miles or more through Sat 8 PM, lowest 8 miles Fri 7 AM.
F
Now, today, and the week
Weather instrument stations by state
Airfield
- Code
- SMS
- ICAO
- KSMS
- IATA
- SUM
- Field elevation
- 182 ft
- Serves
- Sumter
- Kind
- Small airport
- Scheduled service
- No
- Its own instrument
- SMS
- Wind now
- Calm, read 16 Oct, 01:35
Runways
| Runway | Length | Width | Surface | Heading, true | Wind along it now | Crosswind now |
|---|---|---|---|---|---|---|
| 05 / 23 | 5,501 ft | 100 ft | Asphalt | 43° / 223° | Calm | Calm |
| 14 / 32 unlit | 3,081 ft | 120 ft | Grass | 134° / 314° | Calm | Calm |
Measured here
What the airfield's own instrument measured, the last 24 hours
Every hour from Sumter (SMS), Sumter Airport's own instrument, measure by measure, on the field's own clock.
Humidity and dew point
A dew point of 68 F, the air 100% saturated; the humidity ran from 41% at 3 PM Thursday to 100% at 3 AM Thursday.
- Dew point now
- 68F
- 1 AM
- Humidity now
- 100%
- Humidity, range
- 41 to 100%
How it is measured: Humidity variables, Field Book FB-WAT-002
Wind
2 mph from the south southwest at 1 AM; at its strongest 6 mph, 1 PM Thursday, and no gust reported.
- Now
- 2mph
- from the south southwest
- Strongest
- 6mph
- 1 PM Thursday
- Highest gust
- -
- none reported
How it is measured: Coriolis as geometry, Field Book FB-ENG-008
Pressure
30.07 inHg at 1 AM, steady over 3 hours; 0.02 inHg lower than a day before.
- Now
- 30.07inHg
- 1 AM
- 3 hours
- -0.01inHg
- steady
- 24 hours
- -0.02inHg
How it is measured: Hydrostatic balance, Field Book FB-ENG-003
Visibility
Down to 8 miles at 4 AM Thursday; 10 miles or more now.
- Now
- 10+mi
- Lowest
- 8mi
- 4 AM Thursday
- Hours under a mile
- 0
How it is measured: Fog types, Field Book FB-WAT-020
Cloud base
The lowest cloud base came down to 3,500 ft at 4 AM Thursday; a base was reported in 2 of the hours.
- Lowest base now
- -
- Lowest in 24 hours
- 3,500ft
- 4 AM Thursday
- Hours with a base reported
- 2
How it is measured: Cloud classification, Field Book FB-SKY-001
Precipitation
None measured in the gauge in the last 24 hours.
- Last 24 hours
- 0.00in
- Wettest hour
- -
- Hours with some
- 0
How it is measured: ASOS, Field Book FB-INS-002
Sumter: every reading, the last 7 days, 30 days and the year, and how well it reports
What is measuring near here
The 5 instruments nearest Sumter Airport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.
measured now3 instruments
SumterSMS
At an airfield/0.0 mi away/182 ft/level with here
temp, wind, gust, visibility, precip, pressure
Sumter [CCOOP]SMRS1
At a river or reservoir gauge/4.3 mi away/184 ft/2 ft above here
temp, wind, gust, humidity, pressure
I-20 @ I-77SC012
Beside a road/32.3 mi away/295 ft/113 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Sumter 1.9 NESC-SM-21
In a volunteer observer's own ground/2.1 mi away/180 ft/2 ft below here
precip, snowfall, snow depth
BishopvilleBSPS1
At a cooperative observer's station/16.8 mi away/207 ft/25 ft above here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
0in
Snow on the ground
Measured at Bishopville (BSPS1), 16.8 miles from here, read 15 Oct, 08:00. measured daily
Elsewhere in South Carolina
21 places, each with its own forecast and its own instruments.
AikencityAndersoncityBeaufortcityCaesars HeadfeatureCharlestoncityClemsoncityColumbiacityCongaree National ParkfeatureEdisto IslandtownFlorencecityGreenvillecityGreenwoodcityHilton Head IslandcityLake MurrayfeatureMyrtle BeachcityOrangeburgcityRock HillcitySassafras MountainfeatureSpartanburgcitySumtercityTable Rockfeature
Near Sumter Airport
The nearest places, each with its own forecast and the instruments nearest it.
- Mulberrycommunity, 3 mi
- Oswegocommunity, 4 mi
- Dalzellcommunity, 4 mi
- Sumtercity, 5 mi
- East Sumtercommunity, 6 mi
- Cherryvalecommunity, 6 mi
- South Sumtercommunity, 7 mi
- Oaklandcommunity, 8 mi
- Cane Savannahcommunity, 8 mi
- Mayesvilletown, 9 mi
- St. Charlescommunity, 10 mi
- Ashwoodcommunity, 10 mi
Airports near Sumter Airport
- Shaw Air Force BaseSSC, 6 mi
- Woodward FieldCDN, 23 mi
- Mc Entire Joint National Guard BaseMMT, 26 mi
- Santee Cooper Regional AirportMNI, 30 mi
- Hartsville Regional AirportHVS, 31 mi
- Williamsburg Regional AirportCKI, 35 mi
- Jim Hamilton L.B. Owens AirportCUB, 36 mi
- Florence Regional AirportFLO, 39 mi