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Hazardous Weather Conditions

No active alerts for SAINT CLAIR, MISSOURI

Current Conditions: SAINT CLAIR, MISSOURI

Clear


42.8 F
Last Updated on Feb 28 2026, 11:15 PM CST
Humidity: 45%
Wind Speed: 6.9 G 12.8 mph
Barometer: 30.19 in
Dewpoint: 23.0 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: 38.5 F
Current conditions at:

WASHINGTON (KFYG)

Lat: 38.58 Lon: -91

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5 Day Forecast for SAINT CLAIR, MISSOURI (63077)

Saturday
Chance of Rain
High 71 °F
Saturday
Night
Partly Cloudy
Low 30 °F
Sunday
Slight Chance of Rain
High 50 °F
Sunday
Night
Forecast Missing
Low 35 °F
Monday
Rain Likely
High 46 °F
Monday
Night
T-storms
Low 41 °F
Tuesday
T-storms
High 68 °F
Tuesday
Night
T-storms
Low 53 °F
Wednesday
T-storms Likely
High 69 °F



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Observation History for SAINT CLAIR, MISSOURI


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
11:15 PM CST 6.9 G 12.8 10.00 Clear -- 42.8 23.0 45% 38.5 NA 30.19 1022.4
10:55 PM CST 6.9 G 12.8 10.00 Mostly Clear -- 42.8 23.0 45% 38.5 NA 30.18 1022.0
10:35 PM CST 9.2 G 15.0 10.00 Clear -- 44.6 23.0 42% 39.7 NA 30.17 1021.7
10:15 PM CST 0.0 G 13.9 10.00 Mostly Clear -- 46.4 23.0 39% NA NA 30.15 1021.0
09:55 PM CST 0.0 10.00 Clear -- 46.4 24.8 42% NA NA 30.13 1020.3
09:35 PM CST 0.0 10.00 Clear -- 48.2 26.6 43% NA NA 30.12 1020.0
09:15 PM CST 5.8 G 17.2 10.00 Clear -- 48.2 26.6 43% 45.7 NA 30.10 1019.3
08:55 PM CST 11.4 G 25.3 10.00 Clear -- 50.0 % NA NA 30.09 1019.0
08:35 PM CST G 25.3 10.00 Mostly Clear -- 53.6 % NA NA 30.07 1018.3
08:15 PM CST 6.9 G 12.8 10.00 Clear -- 57.2 32.0 38% NA NA 30.06 1018.0
07:55 PM CST 4.7 G 11.4 10.00 Partly Cloudy -- 59.0 33.8 39% NA NA 30.04 1017.3
07:35 PM CST 5.8 G 12.8 10.00 Mostly Cloudy -- 59.0 35.6 41% NA NA 30.03 1016.9
07:15 PM CST 4.7 10.00 Mostly Cloudy -- 60.8 37.4 42% NA NA 30.02 1016.6
06:55 PM CST 4.7 10.00 Mostly Cloudy -- 60.8 37.4 42% NA NA 30.01 1016.3
06:35 PM CST 5.8 10.00 Mostly Cloudy -- 60.8 39.2 45% NA NA 30.00 1015.9
06:15 PM CST 6.9 10.00 Partly Cloudy -- 60.8 41.0 48% NA NA 30.00 1015.9
05:55 PM CST 5.8 G 15.0 10.00 Partly Cloudy -- 60.8 42.8 51% NA NA 29.97 1014.9
05:35 PM CST 6.9 10.00 Partly Cloudy -- 60.8 44.6 55% NA NA 29.96 1014.6
05:15 PM CST 0.0 10.00 Mostly Cloudy -- 59.0 48.2 67% NA NA 29.96 1014.6
04:55 PM CST 0.0 10.00 Mostly Cloudy -- 60.8 48.2 63% NA NA 29.95 1014.2
04:35 PM CST 0.0 10.00 Mostly Clear -- 60.8 48.2 63% NA NA 29.94 1013.9
04:15 PM CST 0.0 10.00 Clear -- 60.8 48.2 63% NA NA 29.95 1014.2
03:55 PM CST 0.0 10.00 Mostly Clear -- 60.8 48.2 63% NA NA 29.95 1014.2
03:35 PM CST 0.0 9.00 Unknown Precipitation -- 60.8 48.2 63% NA NA 29.96 1014.6

Regional Weather Observation

WASHINGTON (KFYG)

Clear
42.8 F

VICHY/ROLLA (KVIH)

Clear
44.6 F

ST LOUIS/SPIRIT (KSUS)

Clear
39.2 F

ST LOUIS (KSTL)

Clear
37.4 F

ST CHARLES (KSET)

Clear
35.6 F

CAHOKIA/ST LOUIS (KCPS)

Clear
41.0 F

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