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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: @ 31-Jul-2026 7:00pm - next update at 6:00pm  
Summary / Temperature Wind Rain Outlook
Clear Clear
Currently: 71.6, Max: 77.1, Min: 64.2 71.6°F
Colder 0.9°F than last hour.

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Feels like: 72°F

24-hr difference
-9.8°FColder 9.8°F than yesterday at this time.
  Today Yesterday
High: 77.1°F
10:21am 		88.0°F
3:38pm
Low: 64.2°F
4:49am 		57.7°F
4:53am
Wind from ESE ESE
1.1
Gust:
 4.0 mph
0 Bft - Light Air
Today: 14.0 mph 6:33pm
Gust Month: 26.0 mph July 3
Rain Today: 0.02 in
Rain Rate (/hr): 0.000 in
Rain Yesterday: 0.00 in
Storm Rain: 0.00 in
This Month: 3.11 in
Season Total: 30.35 in
8 rain days in July.
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 81 % Increased 9.0% since last hour.
Dew Point: 65.5°F Increased 2.5°F since last hour.
Barometer: 29.767 inHg Falling 0.03 inHg/hr
Baro Trend: Falling slowly
Sunrise: 5:48am
Sunset: 8:11pm
Moonset: 8:49am
Moonrise: 9:23pm
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
94%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 1.8 @ 2:54pm
84 W/m2 (53 %)
High: 299 @  10:10am
 NWS Weather Forecast  - Outlook: Tonight & Saturday
Tonight

Tonight: Showers And Thunderstorms
Showers And T-Storms

Lo 67 °F		 NWS forecast: Showers and thunderstorms. Cloudy, with a low around 67. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
 
Saturday

Saturday: Showers And Thunderstorms
Showers And T-Storms

Hi 71 °F		 NWS forecast: Showers and thunderstorms. Cloudy, with a high near 71. East northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.