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Flood Watch FLOOD WATCH - Poweshiek County

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 16-Sep-2026 3:25am - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 59.7°F, Max: 60.2°F, Min: 59.2°F 59.7°F
Warmer 0.2°F than last hour.

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Feels like: 60°F

24-hr difference
-10.3°FColder 10.3°F than yesterday at this time.
  Today Yesterday
High: 60.2°F
12:00am 		71.6°F
1:43am
Low: 59.2°F
1:19am 		60.2°F
11:56pm
Wind from NE NE
4.1
Gust:
 5 mph
2 Bft - Light Breeze
Today: 7 mph 1:57am
Gust Month: 36.0 mph September 8
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 2.22 in
Storm Rain: 2.66 in
This Month: 4.5 in
Season Total: 35.16 in
6 rain days in September.
Wednesday

Wednesday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 71. East wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers
Humidity & Barometer Almanac Moon
Humidity: 89 %  
Dew Point: 56.5°F Increased 0.1°F since last hour.
Barometer: 30.259 inHg Rising 0.01 inHg/hr
Baro Trend: Steady
Sunrise: 6:53am
Sunset: 7:21pm
Moonrise: 12:59pm
Moonset: 9:08pm
Waxing Crescent
Waxing Crescent, Moon at 5 days in cycle
27%
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: Overnight & Wednesday
Overnight

Overnight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 58. Northeast wind around 6 mph.
Slight Chance
T-storms


Lo 58 °F		 NWS forecast: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 58. Northeast wind around 6 mph.
 
Wednesday

Wednesday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 71. East wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers


Hi 71 °F		 NWS forecast: A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 71. East wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.