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Jefferson Weather Warning NWS WEATHER ALERT FOR THE JEFFERSON, IA AREA - Issued: 244 PM CDT Fri Sep 25 2026 Jefferson Weather Warning

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Jefferson, IA Weather - Hour by Hour Forecast

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Jefferson, IA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 62°F17°C, dew point 62°F17°C, humidity 100%. Wind direction is ESE at 9 mph14 km/h with visibility of 9 mi14 km. Barometric pressure is 30.15 in1020 mb.
Rest of Tonight - A chance of showers early this evening, then showers with a slight chance of thunderstorms. Near steady temperature in the lower 6.. Full Forecast
Saturday - A slight chance of thunderstorms. Showers, mainly in the morning. Highs in the mid 60s. Southeast winds around 10 mph with gusts u.. Full Forecast

Jefferson Hourly Weather

24 Hour Forecast Scroll
Fri, Sep 25
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Jefferson, IA Hourly Weather - Cloudy - 8:00 PM Jefferson, IA Hourly Weather - Cloudy - 9:00 PM Jefferson, IA Hourly Weather - Cloudy - 10:00 PM Jefferson, IA Hourly Weather - Cloudy - 11:00 PM Jefferson, IA Hourly Weather - Cloudy - 12:00 AM Jefferson, IA Hourly Weather - Cloudy - 1:00 AM Jefferson, IA Hourly Weather - Cloudy - 2:00 AM Jefferson, IA Hourly Weather - Cloudy - 3:00 AM Jefferson, IA Hourly Weather - Cloudy - 4:00 AM Jefferson, IA Hourly Weather - Cloudy - 5:00 AM Jefferson, IA Hourly Weather - Cloudy - 6:00 AM Jefferson, IA Hourly Weather - Cloudy - 7:00 AM Jefferson, IA Hourly Weather - Cloudy - 8:00 AM Jefferson, IA Hourly Weather - Cloudy - 9:00 AM Jefferson, IA Hourly Weather - Cloudy - 10:00 AM Jefferson, IA Hourly Weather - Cloudy - 11:00 AM Jefferson, IA Hourly Weather - Cloudy - 12:00 PM Jefferson, IA Hourly Weather - Cloudy - 1:00 PM Jefferson, IA Hourly Weather - Cloudy - 2:00 PM Jefferson, IA Hourly Weather - Cloudy - 3:00 PM Jefferson, IA Hourly Weather - Cloudy - 4:00 PM Jefferson, IA Hourly Weather - Cloudy - 5:00 PM Jefferson, IA Hourly Weather - Cloudy - 6:00 PM Jefferson, IA Hourly Weather - Cloudy - 7:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
62°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 60°F16°C 60°F16°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 58°F14°C 60°F16°C 61°F16°C 64°F18°C 66°F19°C 69°F21°C 70°F21°C 70°F21°C 71°F22°C 70°F21°C 68°F20°C 67°F19°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain - - - - - -
44% 44% 44% 44% 44% 44% 56% 56% 56% 56% 56% 56% 25% 25% 25% 25% 25% 25% 18% 18% 18% 18% 18% 18%
62°F17°C 61°F16°C 60°F16°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 57°F14°C 58°F14°C 58°F14°C 59°F15°C 59°F15°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C 60°F16°C
100% 97% 97% 93% 96% 93% 93% 93% 93% 96% 96% 100% 100% 93% 93% 84% 81% 73% 71% 71% 68% 71% 76% 78%
SE SE SE SE SE SE SE SE SE SE ESE ESE ESE SE SE SE ESE ESE ESE E E E E E
8 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 4 mph 4 mph 4 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 6 mph 6 mph 6 mph 4 mph 4 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KPRO model statistics.

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Prob Precip % = Probability of Precipitation.

Jefferson 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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