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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 28-Aug-2026 11:25pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 66.7°F, Max: 82.4°F, Min: 58.8°F 66.7°F
Colder 0.8°F than last hour.

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Feels like: 66.8°F

24-hr difference
1.8°FWarmer 1.8°F than yesterday at this time.
  Today Yesterday
High: 82.4°F
3:05pm 		81.4°F
2:40pm
Low: 58.8°F
6:08am 		60.8°F
5:50am
Calm SSE
0
Gust:
 0 mph
0 Bft - Calm
Today: 11.5 mph 2:09pm
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: 4.66 in
Season Total: 30.39 in
14 rain days in August.
Saturday

Saturday: A 30 percent chance of showers and thunderstorms, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 85. Breezy, with a south wind 10 to 16 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Slight Chance
T-storms and
Breezy
Humidity & Barometer Almanac Moon
Humidity: 86 %  
Dew Point: 62.4°F Decreased 0.8°F since last hour.
Barometer: 30.082 inHg  
Baro Trend: Steady
Sunrise: 6:34am
Sunset: 7:51pm
Moonset: 8:05am
Moonrise: 8:09pm
Full Moon
Full Moon, Moon at 15 days in cycle
99%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 5.8 @ 1:20pm
0 W/m2 (0 %)
High: 828 @  2:14pm
 NWS Weather Forecast  - Outlook: Tonight & Saturday
Tonight

Tonight: Increasing clouds, with a steady temperature around 68. South wind 6 to 9 mph.
Increasing
Clouds


Lo 68 °F		 NWS forecast: Increasing clouds, with a steady temperature around 68. South wind 6 to 9 mph.
 
Saturday

Saturday: A 30 percent chance of showers and thunderstorms, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 85. Breezy, with a south wind 10 to 16 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Slight Chance
T-storms and
Breezy

Hi 85 °F		 NWS forecast: A 30 percent chance of showers and thunderstorms, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 85. Breezy, with a south wind 10 to 16 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.