Griffen, Iowa Weather
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Weather Forecast for Griffen, Iowa : Boone County
Issued: 6:36 am CDT Jun 3, 2025 Latitude: 42.1877586 Longitude: -93.7949452 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
90% chance of thunderstorms on Today 30% chance of thunderstorms on Tonight Sunny on Wednesday 30% chance of rain on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday 40% chance of thunderstorms on Sunday Sunny on Monday
High: 59 °F Low: 52°F High: 76°F High: 75°F High: 74°F High: 77°F High: 79°F High: 77°F
Low: 55°F Low: 56°F Low: 55°F Low: 58°F Low: 55°F  
Thunderstorms Thunderstorms Sunny Rain Mostly Sunny Mostly Sunny Thunderstorms Sunny
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Current Conditions at
BOONE MUNICIPAL - (KBNW)
68°
Mostly Cloudy
Light Rain
as of 6:35 AM CDST
Rel. Humidity: 100%
Dew Point: 68°F
Visibility: 4 Miles
Pressure: 29.72 in.
Flight Rule: MVFR
Wind Data
3 MPH
060° Northeast
Cloud Level(s): Scattered at 3300ft, Broken at 4900ft, Broken at 8000ft
Current Conditions at
AMES MUNICIPAL ARPT - (KAMW)
68°
Cloudy
Light Rain Mist
as of 6:34 AM CDST
Rel. Humidity: 93%
Dew Point: 66°F
Visibility: 3 Miles
Pressure: 29.75 in.
Flight Rule: MVFR
Wind Data
3 MPH
150° Southeast
Cloud Level(s): Broken at 2900ft, Broken at 3600ft, Solid Overcast at 7000ft
Current Conditions at
WEBSTER CITY - (KEBS)
61°
Cloudy
Light Rain
as of 6:30 AM CDST
Rel. Humidity: 100%
Dew Point: 61°F
Visibility: 1 1/4 Miles
Pressure: 29.73 in.
Flight Rule: LIFR
Wind Data
14 MPH
010° North
Cloud Level(s): Broken at 400ft, Solid Overcast at 3400ft
Current Conditions at
ANKENY - (KIKV)
70°
Mostly Cloudy
Light Rain
as of 6:35 AM CDST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 3 Miles
Pressure: 29.74 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Few at 300ft, Scattered at 3000ft, Broken at 3500ft
90% chance of thunderstorms Today Today... Showers and possibly a thunderstorm. Temperature falling to around 59 by 2pm. Breezy, with a south southeast wind 9 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
30% chance of thunderstorms Tonight Tonight... A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 52. Northwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunny on Wednesday Wednesday... Sunny, with a high near 76. North northwest wind around 7 mph becoming northeast in the afternoon.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 55. Northeast wind around 5 mph becoming calm in the evening.
30% chance of rain Thursday Thursday... A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 75. Calm wind becoming east southeast around 6 mph in the morning.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 74.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 55.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 77.
40% chance of thunderstorms Saturday Night Saturday Night... A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 58.
40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 55.
Sunny on Monday Monday... Sunny, with a high near 77.
Current Radar Image


Sun Almanac for Griffen, Iowa
Sunrise: 05:40 AM
Sunset: 8:46 PM
Civil Sunrise:05:06 AM
Civil Sunset: 9:20 PM
Nautical Sunrise: 04:23 AM
Nautical Sunset: 10:04 PM
Astro Sunrise: 03:31 AM
Astro Sunset: 10:56 PM
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