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Flood Watch FLOOD WATCH - Poweshiek County

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 28-Sep-2026 4:15pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Mostly sunny, Dry Mostly sunny, Dry
Currently: 75.7°F, Max: 77.1°F, Min: 57.7°F 75.7°F
Colder 0.2°F than last hour.

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Feels like: 77.9°F

24-hr difference
9.9°FWarmer 9.9°F than yesterday at this time.
  Today Yesterday
High: 77.1°F
3:24pm 		66.1°F
4:29pm
Low: 57.7°F
12:00am 		56.4°F
12:21am
Wind from SSW SSW
4.2
Gust:
 3 mph
2 Bft - Light Breeze
Today: 12 mph 2:43pm
Gust Month: 36.0 mph September 8
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.72 in
Storm Rain: 1.73 in
This Month: 8.45 in
Season Total: 39.11 in
18 rain days in September.
Tonight

Tonight: Partly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph after midnight.
Partly Cloudy
Humidity & Barometer Almanac Moon
Humidity: 60 % Increased 1.0% since last hour.
Dew Point: 60.8°F Increased 0.5°F since last hour.
Barometer: 30.049 inHg Falling 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 7:05am
Sunset: 7:00pm
Moonset: 9:21am
Moonrise: 7:19pm
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
94%
Illuminated
UV Index Solar Radiation
   1.9     Low 
High: 5.3 @ 12:41pm
452 W/m2 (96 %)
High: 921 @  1:22pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Mostly sunny, with a steady temperature around 72. Light east southeast wind.
Mostly Sunny


Hi 72 °F		 NWS forecast: Mostly sunny, with a steady temperature around 72. Light east southeast wind.
 
Tonight

Tonight: Partly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph after midnight.
Partly Cloudy


Lo 55 °F		 NWS forecast: Partly cloudy, with a low around 55. Calm wind becoming southeast around 5 mph after midnight.