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Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 15-May-2026 3:35pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Sunny, Dry Sunny, Dry
Currently: 84.8°F, Max: 85.6°F, Min: 56.2°F 84.8°F
Warmer 0.5°F than last hour.

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Feels like: 85.9°F

24-hr difference
8°FWarmer 8.0°F than yesterday at this time.
  Today Yesterday
High: 85.6°F
3:23pm 		77.2°F
3:41pm
Low: 56.2°F
6:06am 		45.5°F
5:09am
Wind from S S
8.6
Gust:
 7 mph
3 Bft - Gentle Breeze
Today: 21 mph 2:27pm
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, mainly before 2am. Some of the storms could be severe. Low around 60. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Severe
T-Storms
Humidity & Barometer Almanac Moon
Humidity: 48 %  
Dew Point: 62.9°F Increased 0.7°F since last hour.
Barometer: 29.708 inHg Falling 0.03 inHg/hr
Baro Trend: Falling slowly
Sunrise: 5:51am
Sunset: 8:24pm
Moonrise: 4:38am
Moonset: 6:02pm
Waning Crescent
Waning Crescent, Moon at 28 days in cycle
2%
Illuminated
UV Index Solar Radiation
   4.2     Medium 
High: 6.1 @ 12:51pm
724 W/m2 (86 %)
High: 872 @  1:16pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Sunny, with a high near 85. South southeast wind around 15 mph, with gusts as high as 21 mph.
Sunny



Hi 85 °F		 NWS forecast: Sunny, with a high near 85. South southeast wind around 15 mph, with gusts as high as 21 mph.
 
Tonight

Tonight: Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 60. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Severe
T-Storms



Lo 60 °F		 NWS forecast: Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 60. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.