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Grundy County
 Details for Grundy County Hydrologic Outlook

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Hydrologic Outlook HYDROLOGIC OUTLOOK - Grundy County

NWS North Mississippi Valley Regional Radar WU North Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 08-Jun-2026 11:25pm - next update at 6:00pm  
Summary / Temperature Wind Rain Outlook
Light rain, Overcast Light rain, Overcast
Currently: 71.4, Max: 78.5, Min: 67.4 71.4°F
Colder 0.2°F than last hour.

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Feels like: 66°F

24-hr difference
4°FWarmer 4.0°F than yesterday at this time.
  Today Yesterday
High: 78.5°F
2:10pm 		87.1°F
2:24pm
Low: 67.4°F
12:33am 		67.0°F
10:56pm
Wind from SSW SSW
1.9
Gust:
 2.0 mph
0 Bft - Light Air
Today: 18.4 mph 2:30pm
Gust Month: 19.0 mph June 5
Rain Today: 0.90 in
Rain Rate (/hr): 0.070 in
Rain Yesterday: 2.08 in
Storm Rain: 3.34 in
This Month: 3.34 in
Season Total: 18.90 in
3 rain days in June.
Tuesday

Tuesday: Slight Chance Showers And Thunderstorms then Partly Sunny
Slight Chance Showers And T-Storms then Partly Sunny
Humidity & Barometer Almanac Moon
Humidity: 95 %  
Dew Point: 69.9°F Decreased 0.2°F since last hour.
Barometer: 29.896 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 5:19am
Sunset: 8:24pm
Moonrise: 1:31am
Moonset: 2:09pm
Waning Crescent
Waning Crescent, Moon at 22 days in cycle
42%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 3.5 @ 12:12pm
0 W/m2 (0 %)
High: 742 @  5:25pm
 NWS Weather Forecast  - Outlook: Tonight & Tuesday
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Lo 70 °F		 NWS forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 70. South southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
 
Tuesday

Tuesday: Slight Chance Showers And Thunderstorms then Partly Sunny
Slight Chance Showers And T-Storms then Partly Sunny

Hi 87 °F		 NWS forecast: A slight chance of showers and thunderstorms before 9am. Partly sunny, with a high near 87. Heat index values as high as 95. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.