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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 11-Aug-2026 6:35am - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Dawn Dawn
Currently: 73.0°F, Max: 75.0°F, Min: 71.8°F 73°F
Colder 0.4°F than last hour.

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Feels like: 69.9°F

24-hr difference
2°FWarmer 2.0°F than yesterday at this time.
  Today Yesterday
High: 75°F
12:06am 		89°F
3:59pm
Low: 71.8°F
6:00am 		70.6°F
6:09am
Wind from NNW NNW
7
Gust:
 6 mph
3 Bft - Light Breeze
Today: 22 mph 5:54am
Gust Month: 26.5 mph August 1
Rain Today: 0.7 in
Rain Rate (/hr): 0.06 in
Rain Yesterday: 0 in
Storm Rain: 0.7 in
This Month: 2.31 in
Season Total: 28.04 in
7 rain days in August.
Tonight

Tonight: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 68. Northeast wind 3 to 5 mph.
Partly Cloudy
then Slight
Chance
T-storms
Humidity & Barometer Almanac Moon
Humidity: 92 % Decreased 2.0% since last hour.
Dew Point: 70.5°F Decreased 1.0°F since last hour.
Barometer: 29.871 inHg Rising 0.01 inHg/hr
Baro Trend: Rising slowly
Sunrise: 6:15am
Sunset: 8:19pm
Moonrise: 4:38am
Moonset: 7:11pm
Waning Crescent
Waning Crescent, Moon at 28 days in cycle
2%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 12:00am
0 W/m2 (0 %)
High: 0 @  12:00am
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 89. Light and variable wind becoming south southwest 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Mostly Sunny

Hi 89 °F		 NWS forecast: A chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 89. Light and variable wind becoming south southwest 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
 
Tonight

Tonight: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 68. Northeast wind 3 to 5 mph.
Partly Cloudy
then Slight
Chance
T-storms

Lo 68 °F		 NWS forecast: A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 68. Northeast wind 3 to 5 mph.