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 Details for Poweshiek County Heat Advisory

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Heat Advisory HEAT ADVISORY - Poweshiek County

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 01-Sep-2026 11:35pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 77.4°F, Max: 91.8°F, Min: 73.6°F 77.4°F
Colder 0.9°F than last hour.

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Feels like: 79.4°F

24-hr difference
-1°FColder 1.0°F than yesterday at this time.
  Today Yesterday
High: 91.8°F
4:18pm 		89.1°F
4:27pm
Low: 73.6°F
5:25am 		73.3°F
6:40am
Wind from S S
5.3
Gust:
 4 mph
2 Bft - Light Breeze
Today: 16.1 mph 12:44pm
Gust Month: 16.0 mph September 1
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0 in
Season Total: 30.66 in
2 days since last rain.
Wednesday

Wednesday: Sunny, with a high near 92. South southwest wind 6 to 10 mph.
Sunny
Humidity & Barometer Almanac Moon
Humidity: 76 % Decreased 1.0% since last hour.
Dew Point: 69.2°F Decreased 1.3°F since last hour.
Barometer: 29.905 inHg  
Baro Trend: Steady
Sunrise: 6:38am
Sunset: 7:45pm
Moonset: 12:47pm
Moonrise: 9:43pm
Waning Gibbous
Waning Gibbous, Moon at 19 days in cycle
73%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 6.1 @ 1:05pm
0 W/m2 (0 %)
High: 791 @  1:11pm
 NWS Weather Forecast  - Outlook: Tonight & Wednesday
Tonight

Tonight: Increasing clouds, with a low around 73. Southeast wind 6 to 8 mph becoming south southwest after midnight.
Increasing
Clouds


Lo 73 °F		 NWS forecast: Increasing clouds, with a low around 73. Southeast wind 6 to 8 mph becoming south southwest after midnight.
 
Wednesday

Wednesday: Sunny, with a high near 92. South southwest wind 6 to 10 mph.
Sunny


Hi 92 °F		 NWS forecast: Sunny, with a high near 92. South southwest wind 6 to 10 mph.