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Grundy Co
 Details for Grundy Co Hydrologic Outlook
Hydrologic Outlook HYDROLOGIC OUTLOOK - Grundy Co

NWS Central Great Lakes Regional Radar WU Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 09-Mar-2026 4:55pm - next update at 5:00pm  
Summary / Temperature Wind Rain Outlook
Mainly cloudy, Dry Mainly cloudy, Dry
Currently: 73.4°F, Max: 75.3°F, Min: 47.4°F 73.4°F
Colder 0.9°F than last hour.

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Feels like: 77°F

24-hr difference
10.2°FWarmer 10.2°F than yesterday at this time.
  Today Yesterday
High: 75.3°F
3:44pm 		64.5°F
3:42pm
Low: 47.4°F
7:08am 		34.9°F
7:00am
Wind from S S
6.2
Gust:
 8 mph
2 Bft - Light Breeze
Today: 20 mph 2:45pm
Gust Month: 27.0 mph March 8
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 1.137 in
Season Total: 3.067 in
4 rain days in March.
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Humidity & Barometer Almanac Moon
Humidity: 58 % Increased 3.0% since last hour.
Dew Point: 57.7°F Increased 0.7°F since last hour.
Barometer: 29.661 inHg  
Baro Trend: Steady
Sunrise: 7:14am
Sunset: 6:53pm
Moonrise: 12:45am
Moonset: 9:50am
Waning Gibbous
Waning Gibbous, Moon at 20 days in cycle
64%
Illuminated
UV Index Solar Radiation
   1.0     Low 
High: 4.1 @ 12:52pm
251 W/m2 (59 %)
High: 722 @  12:46pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Sunny
Sunny

Hi 73 °F		 NWS forecast: Sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Davis VP+ forecast: Mostly cloudy and cooler, precipitation possible within 6 to 12 hrs., possibly heavy at times, windy with possible wind shift to the w, nw, or n.
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy

Lo 53 °F		 NWS forecast: Partly cloudy. Low around 53, with temperatures rising to around 57 overnight. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.