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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 15-May-2026 5:05am - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 57.7°F, Max: 65.1°F, Min: 57.7°F 57.7°F
Colder 1.2°F than last hour.

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Feels like: 58°F

24-hr difference
11.9°FWarmer 11.9°F than yesterday at this time.
  Today Yesterday
High: 65.1°F
12:00am 		77.2°F
3:41pm
Low: 57.7°F
5:02am 		45.5°F
5:09am
Wind from S S
2.7
Gust:
 2 mph
1 Bft - Light Air
Today: 7 mph 12:38am
Gust Month: 31.0 mph May 4
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.17 in
Season Total: 11.83 in
2 rain days in May.
Tonight

Tonight: Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 60. South southeast wind 5 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
T-storms
Likely
Humidity & Barometer Almanac Moon
Humidity: 65 % Increased 3.0% since last hour.
Dew Point: 46°F Increased 0.1°F since last hour.
Barometer: 29.783 inHg  
Baro Trend: Steady
Sunrise: 5:51am
Sunset: 8:24pm
Moonrise: 4:38am
Moonset: 6:02pm
Waning Crescent
Waning Crescent, Moon at 27 days in cycle
3%
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: Sunny, with a high near 88. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.
Sunny



Hi 88 °F		 NWS forecast: Sunny, with a high near 88. South southeast wind 9 to 14 mph, with gusts as high as 20 mph.
 
Tonight

Tonight: Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 60. South southeast wind 5 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
T-storms
Likely



Lo 60 °F		 NWS forecast: Showers and thunderstorms likely before 4am, then a slight chance of showers. Mostly cloudy, with a low around 60. South southeast wind 5 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.