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Grundy Co
 Details for Grundy Co Air Quality Alert
Air Quality Alert AIR QUALITY ALERT - 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: @ 20-Jul-2026 2:40pm - next update at 2:45pm  
Summary / Temperature Wind Rain Outlook
Cloudy, Dry Cloudy, Dry
Currently: 73.7°F, Max: 79.6°F, Min: 65.6°F 73.7°F
Colder 1.8°F than last hour.

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Feels like: 72°F

24-hr difference
-11.4°FColder 11.4°F than yesterday at this time.
  Today Yesterday
High: 79.6°F
11:20am 		86°F
3:11pm
Low: 65.6°F
7:00am 		62°F
5:30am
Wind from SW SW
2.6
Gust:
 1 mph
2 Bft - Light Air
Today: 10.4 mph 2:23pm
Gust Month: 15.0 mph July 3
Rain Today: 0.03 in
Rain Rate (/hr): 0.037 in
Rain Yesterday: 0 in
Storm Rain: 0.03 in
This Month: 3.077 in
Season Total: 27.675 in
6 rain days in July.
Tonight

Tonight: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 3 %  
Dew Point: -12.1°F Decreased 1.3°F since last hour.
Barometer: 29.763 inHg Falling 0.14 inHg/hr
Baro Trend: Falling rapidly
Sunrise: 5:37am
Sunset: 8:21pm
Moonrise: 12:46pm
Moonset: 11:08pm
Waxing Crescent
Waxing Crescent, Moon at 6 days in cycle
44%
Illuminated
UV Index Solar Radiation
   1.3     Low 
High: 3.6 @ 11:22am
160 W/m2 (18 %)
High: 450 @  11:25am
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Scattered Rain Showers
Scattered Rain Showers

Hi 85 °F		 NWS forecast: Scattered rain showers before 4pm. Partly sunny. High near 85, with temperatures falling to around 83 in the afternoon. South southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Davis VP+ forecast: Increasing clouds with little temp change.
 
Tonight

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

Lo 72 °F		 NWS forecast: A chance of showers and thunderstorms between 10pm and 2am, then showers and thunderstorms likely between 2am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.