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Hazardous Weather Conditions

No active alerts for POTOSI, MISSOURI

Current Conditions: POTOSI, MISSOURI

Clear


33.8 F
Last Updated on Mar 1 2026, 01:35 AM CST
Humidity: 69%
Wind Speed: 0.0 mph
Barometer: 30.26 in
Dewpoint: 24.8 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: NA
Current conditions at:

WASHINGTON (KFYG)

Lat: 38.58 Lon: -91

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5 Day Forecast for POTOSI, MISSOURI (63664)

Sunday
Slight Chance of Rain
High 50 °F
Sunday
Night
Rain
Low 35 °F
Monday
Rain Likely
High 48 °F
Monday
Night
T-storms Likely
Low 41 °F
Tuesday
T-storms Likely
High 69 °F
Tuesday
Night
T-storms Likely
Low 55 °F
Wednesday
T-storms Likely
High 71 °F
Wednesday
Night
Rain Likely
Low 53 °F
Thursday
Scattered T-storms Likely
High 73 °F



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Observation History for POTOSI, 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)
01:35 AM CST 0.0 10.00 Clear -- 33.8 24.8 69% NA NA 30.26 1024.7
01:15 AM CST 4.7 G 12.8 10.00 Clear -- 35.6 24.8 64% 31.6 NA 30.26 1024.7
12:55 AM CST 0.0 G 12.8 10.00 Clear -- 35.6 24.8 64% NA NA 30.25 1024.4
12:35 AM CST 5.8 G 12.8 10.00 Clear -- 37.4 24.8 60% 32.7 NA 30.23 1023.7
12:15 AM CST 9.2 G 17.2 10.00 Clear -- 37.4 24.8 60% 30.7 NA 30.22 1023.4
11:55 PM CST 10.3 G 17.2 10.00 Clear -- 39.2 24.8 56% 32.5 NA 30.22 1023.4
11:35 PM CST 10.3 10.00 Clear -- 41.0 23.0 48% 34.7 NA 30.20 1022.7
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

Regional Weather Observation

WASHINGTON (KFYG)

Clear
33.8 F

VICHY/ROLLA (KVIH)

Clear
37.4 F

ST LOUIS/SPIRIT (KSUS)

Clear
32.0 F

FARMINGTON (KFAM)

Mostly Clear
39.2 F

CAHOKIA/ST LOUIS (KCPS)

Clear
41.0 F

ST LOUIS (KSTL)

Clear
30.2 F

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