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Hazardous Weather Conditions
Current conditions at
Lamoni, Lamoni Municipal Airport (KLWD)
Lat: 40.63°NLon: 93.9°WElev: 1129ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Grand River IA
Overnight

Low: 68 °F
Severe
ThunderstormsMonday
High: 82 °F
Breezy.
T-storms
Likely then
Mostly CloudyMonday Night

Low: 54 °F
T-storms and
BreezyTuesday

High: 64 °F
Decreasing
CloudsTuesday Night

Low: 43 °F
Partly Cloudy
Wednesday

High: 63 °F
Mostly Sunny
Wednesday Night

Low: 45 °F
Mostly Cloudy
Thursday
High: 66 °F
Partly Sunny
then Slight
Chance
ShowersThursday Night

Low: 49 °F
Chance
Showers
Detailed Forecast
Overnight
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm after 4am. Some of the storms could be severe. Steady temperature around 68. South wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms likely, mainly before 9am. Mostly cloudy, with a high near 82. Breezy, with a south wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 4am, then a chance of showers after 4am. Low around 54. Breezy, with a south wind 11 to 17 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 64. North northwest wind 13 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 43. North wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 66.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Friday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 73.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grand River IA
40.82°N 93.93°W
40.82°N 93.93°W
1:26 am CDT May 18, 2026
2am CDT May 18, 2026-6pm CDT May 24, 2026



