Extreme Heat Warning EXTREME HEAT WARNING - Poweshiek County

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 30-Jun-2026 11:55am - next update at 6:00pm  
Summary / Temperature Wind Rain Outlook
Sunny, Dry Sunny, Dry
Currently: 87.2°F, Max: 87.2°F, Min: 76.3°F 87.2°F
Warmer 1.3°F than last hour.

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Feels like: 97.9°F

24-hr difference
-0.2°FColder 0.2°F than yesterday at this time.
  Today Yesterday
High: 87.2°F
11:54am
91.2°F
2:17pm
Low: 76.3°F
5:50am
73.7°F
4:18am
 Wind from S S
12.8
Gust:
11 mph
4 Bft - Moderate Breeze
Today: 26.5 mph 10:59am
Gust Month: 35.0 mph June 6
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 5.01 in
Season Total: 20.03 in
12 rain days in June.
Tonight

Tonight: Partly cloudy, with a low around 74. South southwest wind around 11 mph, with gusts as high as 21 mph.
Partly Cloudy

Humidity & Barometer Almanac Moon
Humidity: 71 % Decreased 2.0% since last hour.
Dew Point: 76.6°F Increased 0.4°F since last hour.
Barometer: 29.85 inHg  
Baro Trend: Steady
Sunrise: 5:39am
Sunset: 8:51pm
Moonset: 5:52am
Moonrise: 9:17pm
Full Moon
Full Moon, Moon at 15 days in cycle
99%
Illuminated
UV Index Solar Radiation
   6.9     High 
High: 7.0 @ 11:46am
884 W/m2 (92 %)
High: 891 @  11:48am
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly sunny, with a high near 94. Heat index values as high as 102. Breezy, with a south southwest wind around 17 mph, with gusts as high as 25 mph.
Mostly Sunny
and Breezy


Hi 94 °F
NWS forecast: Mostly sunny, with a high near 94. Heat index values as high as 102. Breezy, with a south southwest wind around 17 mph, with gusts as high as 25 mph.
 
Tonight

Tonight: Partly cloudy, with a low around 74. South southwest wind around 11 mph, with gusts as high as 21 mph.
Partly Cloudy


Lo 74 °F
NWS forecast: Partly cloudy, with a low around 74. South southwest wind around 11 mph, with gusts as high as 21 mph.