Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam
Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
40°F
4°C
| Humidity | 82% |
| Wind Speed | S 9 mph |
| Barometer | 30.35 in |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 34°F (1°C) |
| Last update | 18 Oct 4:35 am CDT |
Extended Forecast for
Guernsey IA
Today
High: 66 °F
Sunny
Tonight
Low: 41 °F
Clear
Monday
High: 67 °F
Sunny
Monday Night
Low: 41 °F
Mostly Clear
Tuesday
High: 69 °F
Sunny
Tuesday Night
Low: 47 °F
Mostly Clear
Wednesday
High: 72 °F
Sunny
Wednesday Night
Low: 50 °F
Mostly Clear
Thursday
High: 77 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 66. South wind 8 to 14 mph, with gusts as high as 22 mph.
Tonight
Clear, with a low around 41. South wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 67. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 41. Light southeast wind.
Tuesday
Sunny, with a high near 69. Calm wind becoming south southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 76.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Guernsey IA
41.64°N 92.34°W
41.64°N 92.34°W
4:44 am CDT Oct 18, 2026
4am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
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