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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: @ 09-Jun-2026 2:40pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Sunny, Dry Sunny, Dry
Currently: 87.4°F, Max: 89.0°F, Min: 68.5°F 87.4°F
Warmer 0.3°F than last hour.

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Feels like: 96.5°F

24-hr difference
6.5°FWarmer 6.5°F than yesterday at this time.
  Today Yesterday
High: 89°F
2:09pm 		83.2°F
5:29pm
Low: 68.5°F
5:52am 		69°F
4:08am
Wind from S S
5.5
Gust:
 5 mph
2 Bft - Light Breeze
Today: 15 mph 2:27pm
Gust Month: 35.0 mph June 6
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.15 in
Storm Rain: 0 in
This Month: 1.19 in
Season Total: 16.21 in
5 rain days in June.
Tonight

Tonight: A slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
T-storms
Humidity & Barometer Almanac Moon
Humidity: 64 % Decreased 2.0% since last hour.
Dew Point: 73.7°F Decreased 0.6°F since last hour.
Barometer: 29.866 inHg Falling 0.02 inHg/hr
Baro Trend: Falling slowly
Sunrise: 5:36am
Sunset: 8:45pm
Moonrise: 1:50am
Moonset: 2:29pm
Waning Crescent
Waning Crescent, Moon at 23 days in cycle
35%
Illuminated
UV Index Solar Radiation
   7.1     High 
High: 8.9 @ 12:31pm
902 W/m2 (93 %)
High: 1158 @  12:53pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Mostly sunny, with a high near 91. South wind 7 to 9 mph.
Mostly Sunny



Hi 91 °F		 NWS forecast: Mostly sunny, with a high near 91. South wind 7 to 9 mph.
 
Tonight

Tonight: A slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Partly Cloudy
then Slight
Chance
T-storms

Lo 71 °F		 NWS forecast: A slight chance of showers and thunderstorms between 2am and 3am. Partly cloudy, with a low around 71. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.