Watertown, Illinois Weather
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Weather Forecast for Watertown, Illinois : Richland County
Issued: 2:18 pm CDT Jun 6, 2025 Latitude: 38.7217146 Longitude: -88.1200387 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
90% chance of thunderstorms on This Afternoon 80% chance of thunderstorms on Tonight 70% chance of thunderstorms on Saturday Mostly Cloudy on Sunday Mostly Sunny on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
High: 77°F Low: 65°F High: 78°F High: 81°F High: 79°F High: 79°F High: 83°F High: 85°F
Low: 64°F Low: 64°F Low: 60°F Low: 58°F Low: 61°F  
Thunderstorms Thunderstorms Thunderstorms Mostly Cloudy Mostly Sunny Sunny Sunny Mostly Sunny
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Current Conditions at
OLNEY-NOBLE AIRPORT - (KOLY)
75°
Cloudy
as of 2:50 PM CDST
Rel. Humidity: 78%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 2100ft
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
73°
Clear
Light Rain
as of 2:55 PM CDST
Rel. Humidity: 88%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.92 in.
Flight Rule: VFR
Wind Data
3 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
79°
Cloudy
as of 2:55 PM CDST
Rel. Humidity: 74%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: MVFR
Wind Data
6 MPH
280° West
Cloud Level(s): Solid Overcast at 2700ft
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
73°
Mostly Cloudy
Light Rain
as of 2:55 PM CDST
Rel. Humidity: 83%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Broken at 1900ft, Broken at 3800ft, Broken at 5000ft
90% chance of thunderstorms This Afternoon This Afternoon... Showers and possibly a thunderstorm. High near 77. West wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
80% chance of thunderstorms Tonight Tonight... Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Patchy fog after 1am. Low around 65. Light north wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
70% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
70% chance of thunderstorms Saturday Night Saturday Night... Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 64. South southeast wind around 7 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Mostly Cloudy on Sunday Sunday... Mostly cloudy, then gradually becoming sunny, with a high near 81. West wind around 9 mph, with gusts as high as 15 mph.
50% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. West wind around 6 mph. Chance of precipitation is 50%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 79. West southwest wind 5 to 10 mph, with gusts as high as 17 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 60.
Sunny on Tuesday Tuesday... Sunny, with a high near 79.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 58.
Sunny on Wednesday Wednesday... Sunny, with a high near 83.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 61.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 85.
Current Radar Image


Sun Almanac for Watertown, Illinois
Sunrise: 05:28 AM
Sunset: 8:15 PM
Civil Sunrise:04:56 AM
Civil Sunset: 8:46 PM
Nautical Sunrise: 04:17 AM
Nautical Sunset: 9:26 PM
Astro Sunrise: 03:32 AM
Astro Sunset: 10:11 PM
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