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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 24-Sep-2026 4:20pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Overcast and gloomy, Dry Overcast and gloomy, Dry
Currently: 64.1°F, Max: 64.9°F, Min: 51.2°F 64.1°F
Colder 0.1°F than last hour.

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Feels like: 64.1°F

24-hr difference
-3.4°FColder 3.4°F than yesterday at this time.
  Today Yesterday
High: 64.9°F
2:05pm 		68.5°F
5:00pm
Low: 51.2°F
6:14am 		47.3°F
6:57am
Calm SE
0
Gust:
 0 mph
0 Bft - Calm
Today: 9.2 mph 11:49am
Gust Month: 36.0 mph September 8
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.01 in
Storm Rain: 0 in
This Month: 6.72 in
Season Total: 37.38 in
14 rain days in September.
Tonight

Tonight: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 59. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy
then Chance
Showers
Humidity & Barometer Almanac Moon
Humidity: 77 % Increased 2.0% since last hour.
Dew Point: 56.7°F Increased 0.6°F since last hour.
Barometer: 30.313 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 7:01am
Sunset: 7:07pm
Moonset: 4:41am
Moonrise: 6:13pm
Waxing Gibbous
Waxing Gibbous, Moon at 12 days in cycle
96%
Illuminated
UV Index Solar Radiation
   0.5     Low 
High: 2.6 @ 11:08am
76 W/m2 (16 %)
High: 533 @  9:43am
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Mostly cloudy, with a high near 66. East southeast wind around 6 mph.
Mostly Cloudy


Hi 66 °F		 NWS forecast: Mostly cloudy, with a high near 66. East southeast wind around 6 mph.
 
Tonight

Tonight: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 59. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy
then Chance
Showers

Lo 59 °F		 NWS forecast: A 40 percent chance of showers, mainly after 2am. Cloudy, with a low around 59. Calm wind. New precipitation amounts of less than a tenth of an inch possible.