Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Breezy
77°F
25°C
| Humidity | 54% |
| Wind Speed | S 22 G 28 mph |
| Barometer | 29.65 in |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 17 Apr 12:35 pm CDT |
Extended Forecast for
5 Miles NNW Malcom IA
Tornado Watch until April 17, 08:00pm
NOW until 8:00pm Fri

Tornado Watch
This Afternoon

High: 80 °F
Severe
Thunderstorms
and WindyTonight
Low: 35 °F
Severe
Thunderstorms
and Windy
then Mostly
Cloudy and
BreezySaturday

High: 50 °F
Sunny and
BreezySaturday Night

Low: 31 °F
Mostly Clear
Sunday

High: 55 °F
Sunny
Sunday Night

Low: 33 °F
Mostly Clear
Monday

High: 64 °F
Sunny
Monday Night

Low: 50 °F
Partly Cloudy
Detailed Forecast
This Afternoon
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could be severe. High near 80. Windy, with a south southwest wind around 23 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 35. Windy, with a northwest wind 16 to 21 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 55. Northwest wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 76. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
5 Miles NNW Malcom IA
41.77°N 92.6°W
41.77°N 92.6°W
12:12 pm CDT Apr 17, 2026
12pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026



