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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 21-Aug-2026 11:35am - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Cloudy, Dry Cloudy, Dry
Currently: 77.6°F, Max: 78.4°F, Min: 66.7°F 77.6°F
Warmer 1.3°F than last hour.

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Feels like: 79.8°F

24-hr difference
0.6°FWarmer 0.6°F than yesterday at this time.
  Today Yesterday
High: 78.4°F
11:13am 		82.8°F
4:13pm
Low: 66.7°F
6:48am 		60.8°F
6:06am
Wind from SSW SSW
8.8
Gust:
 9 mph
3 Bft - Gentle Breeze
Today: 18.4 mph 10:00am
Gust Month: 38.0 mph August 13
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 4.65 in
Season Total: 30.38 in
13 rain days in August.
Tonight

Tonight: Mostly clear, with a low around 62. North wind 3 to 6 mph.
Mostly Clear
Humidity & Barometer Almanac Moon
Humidity: 81 % Decreased 2.0% since last hour.
Dew Point: 71.3°F Increased 0.5°F since last hour.
Barometer: 30.031 inHg  
Baro Trend: Steady
Sunrise: 6:26am
Sunset: 8:04pm
Moonrise: 4:14pm
Moonset: 11:50pm
Waxing Gibbous
Waxing Gibbous, Moon at 8 days in cycle
65%
Illuminated
UV Index Solar Radiation
   2.2     Low 
High: 4.2 @ 11:05am
327 W/m2 (39 %)
High: 765 @  11:03am
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly sunny, with a high near 86. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Mostly Sunny


Hi 86 °F		 NWS forecast: Mostly sunny, with a high near 86. West northwest wind 9 to 11 mph, with gusts as high as 18 mph.
 
Tonight

Tonight: Mostly clear, with a low around 62. North wind 3 to 6 mph.
Mostly Clear


Lo 62 °F		 NWS forecast: Mostly clear, with a low around 62. North wind 3 to 6 mph.