Flood Watch FLOOD WATCH - Poweshiek County

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 14-Sep-2026 1:30pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Cloudy, Dry Cloudy, Dry
Currently: 61.4°F, Max: 61.4°F, Min: 54.1°F 61.4°F
Warmer 2.3°F than last hour.

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Feels like: 61.3°F

24-hr difference
2.3°FWarmer 2.3°F than yesterday at this time.
  Today Yesterday
High: 61.4°F
1:29pm
61.9°F
12:03am
Low: 54.1°F
12:24am
53.9°F
5:14am
 Wind from E E
6.2
Gust:
2 mph
2 Bft - Light Breeze
Today: 19.6 mph 9:13am
Gust Month: 36.0 mph September 8
Rain Today: 0.02 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.04 in
Storm Rain: 0.02 in
This Month: 1.86 in
Season Total: 32.52 in
5 rain days in September.
Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall.  Low around 66. Breezy, with a south southeast wind 7 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Heavy Rain
and Breezy
then Heavy
Rain
Humidity & Barometer Almanac Moon
Humidity: 83 % Decreased 4.0% since last hour.
Dew Point: 56.2°F Increased 0.9°F since last hour.
Barometer: 30.076 inHg Falling 0.05  inHg/hr
Baro Trend: Falling
Sunrise: 6:51am
Sunset: 7:24pm
Moonrise: 10:46am
Moonset: 8:13pm
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
14%
Illuminated
UV Index Solar Radiation
   2.1     Low 
High: 2.1 @ 1:26pm
315 W/m2 (38 %)
High: 318 @  1:28pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: A chance of showers, with thunderstorms also possible after 4pm.  Mostly cloudy, with a high near 75. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers and
Breezy

Hi 75 °F
NWS forecast: A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 75. Breezy, with a southeast wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
 
Tonight

Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall.  Low around 66. Breezy, with a south southeast wind 7 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Heavy Rain
and Breezy
then Heavy
Rain

Lo 66 °F
NWS forecast: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall. Low around 66. Breezy, with a south southeast wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.