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- Accumulating Snow, Strong Winds, Blizzard Conditions Possible Northern Iowa Saturday Night to Sunday Night - Winter Storm Watch
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Current conditions at
Ottumwa Regional Airport (KOTM)
Lat: 41.1°NLon: 92.44°WElev: 830ft.
Mostly Cloudy
35°F
2°C
| Humidity | 59% |
| Wind Speed | NE 7 mph |
| Barometer | 30.10 in (1019.9 mb) |
| Dewpoint | 22°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 29°F (-2°C) |
| Last update | 14 Mar 1:53 am CDT |
Extended Forecast for
4 Miles S Blakesburg IA
Overnight

Low: 35 °F
Slight Chance
Rain/SnowSaturday
High: 56 °F
Partly Sunny
then Mostly
Sunny and
BreezySaturday Night
Low: 51 °F
Mostly Cloudy
then Chance
Rain and
BreezySunday
High: 58 °F⇓
Rain and
Breezy then
Rain/Snow and
WindySunday Night
Low: 9 °F
Rain/Snow and
Blowing SnowMonday
High: 20 °F
Windy. Patchy
Blowing Snow
then Mostly
SunnyMonday Night
Low: 4 °F
Mostly Clear
and Blustery
then Mostly
ClearTuesday

High: 33 °F
Partly Sunny
Tuesday Night

Low: 26 °F
Chance Snow
Detailed Forecast
Overnight
A slight chance of rain before 3am, then a slight chance of snow between 3am and 4am. Mostly cloudy, with a steady temperature around 35. East wind around 6 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 56. Breezy, with an east southeast wind 8 to 17 mph, with gusts as high as 26 mph.
Saturday Night
A chance of rain between 1am and 4am, then a chance of rain and thunderstorms after 4am. Increasing clouds, with a steady temperature around 51. Breezy, with an east southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain before 4pm, then snow, possibly mixed with rain. Some thunder is also possible. Temperature rising to near 58 by 10am, then falling to around 37 during the remainder of the day. Windy, with a south wind 16 to 21 mph becoming north northwest 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 9. Windy, with a north northwest wind around 31 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
Patchy blowing snow before 8am. Partly sunny, with a high near 20. Windy.
Monday Night
Mostly clear, with a low around 4. Blustery.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
A 40 percent chance of snow before 1am. Mostly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 66.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles S Blakesburg IA
40.9°N 92.65°W
40.9°N 92.65°W
1:27 am CDT Mar 14, 2026
2am CDT Mar 14, 2026-6pm CDT Mar 20, 2026


