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Current Conditions and
Forecast from NWS/IWIN

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NowCast ZoneCast Warnings/Advisories Hourly Track Special Radar
O Fallon, Illinois (62269)  Lat: 38.44N, Lon: 89.99W
Wx Zone: ILZ101
Current Conditions
Updated:
Sun & Moon Information:
Temp: N/A
Humidity: N/A
Wind Speed: N/A
Barometer: N/A
Dewpoint: N/A
Heat Index: N/A
Wind Chill: N/A
Civil Twilight: 5:53 AM CDT Moon Phase:
Waxing Gibbous Moon
Waxing Gibbous Moon
Sunrise: 6:20 AM CDT
Sunset: 7:36 PM CDT
Civil Twilight: 8:04 PM CDT
Forecast for O Fallon, Illinois:
Dated: 324 PM CDT TUE APR 16 2024    Expires: 1100 PM CDT MON DEC 16 2024
NOTE: The Forecast Data has Expired
3 Day View   
TUESDAYWEDNESDAYTHURSDAYFRIDAYSATURDAYSUNDAYMONDAY
Thunder stormsSunnyChance of T-StormMostly SunnyMostly SunnyMostly SunnyMostly Clear
Thunder
Storms
SunnyChance
Of
T-Storm
Mostly
Sunny
Mostly
Sunny
Mostly
Sunny
Mostly
Clear
Hi: 85°F
Lo: 65°F
Hi: 80°F
Lo: 55°F
Hi: 80°F
Lo: 49°F
Hi: 61°F
Lo: 45°F
Hi: 59°F
Lo: 39°F
Hi: 61°F
Lo: 40°F
Hi: 69°F
Lo: 40°F
Pop: 90% Pop: 80%
ZoneCast:
Dated: 324 PM CDT TUE APR 16 2024    Expires: 1100 PM CDT MON DEC 16 2024
NOTE: The Forecast Data has Expired
WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING ...SEVERE THUNDERSTORM WATCH 119 IN EFFECT UNTIL 9 PM CDT THIS EVENING...

Includes the Counties: Madison County IL, Saint Clair County IL, Monroe County IL, Saint Charles County MO, Saint Louis County MO, Saint Louis City County MO, Jefferson County MO, Including The Cities Of Alton, Edwardsville, Belleville, Cahokia, Saint Charles, And Saint Louis
Tuesday...Thunderstorms with showers likely. Breezy with highs in the mid 80s. Temperature falling into the upper 70s late. South winds 20 to 25 mph with gusts up to 45 mph. Chance of rain 90 percent.
Wednesday...Sunny. Less humid with highs around 80. West winds 15 to 20 mph with gusts up to 35 mph.
Thursday...Mostly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs around 80. Southeast winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Chance of rain 80 percent.
Friday...Mostly sunny. Much cooler with highs in the lower 60s.
Saturday...Mostly sunny. Highs in the upper 50s.
Sunday...Mostly sunny. Highs in the lower 60s.
Monday...Mostly clear. Lows around 40. Highs in the upper 60s.

US Forecasts are Public Domain and derived from the
National Weather Service - (IWIN) and the National Oceanic Atmospheric Administration (NOAA)
Canadian forecasts are obtained from and are copyright of Environment Canada.

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