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Sumner Weather Warning NWS WEATHER ALERT FOR THE SUMNER, IA AREA - Issued: 514 AM CDT Fri Sep 25 2026 Sumner Weather Warning

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Sumner, IA Weather - Hour by Hour Forecast

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Sumner, IA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is 68°F20°C, dew point 59°F15°C, humidity 73%. Wind direction is SSE at 12 mph19 km/h with visibility of 10.00 mi16 km. Barometric pressure is 30.27 in1025 mb.
Today - Mostly cloudy. Near steady temperature in the upper 60s. Southeast winds 5 to 10 mph... Full Forecast
Tonight - Mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph... Full Forecast

Sumner Hourly Weather

24 Hour Forecast Scroll
Fri, Sep 25
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Midnight
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Noon
Sat, Sep 26
1:00 pm
Sumner, IA Hourly Weather - Cloudy - 2:00 PM Sumner, IA Hourly Weather - Cloudy - 3:00 PM Sumner, IA Hourly Weather - Cloudy - 4:00 PM Sumner, IA Hourly Weather - Cloudy - 5:00 PM Sumner, IA Hourly Weather - Cloudy - 6:00 PM Sumner, IA Hourly Weather - Cloudy - 7:00 PM Sumner, IA Hourly Weather - Cloudy - 8:00 PM Sumner, IA Hourly Weather - Cloudy - 9:00 PM Sumner, IA Hourly Weather - Cloudy - 10:00 PM Sumner, IA Hourly Weather - Cloudy - 11:00 PM Sumner, IA Hourly Weather - Cloudy - 12:00 AM Sumner, IA Hourly Weather - Cloudy - 1:00 AM Sumner, IA Hourly Weather - Cloudy - 2:00 AM Sumner, IA Hourly Weather - Cloudy - 3:00 AM Sumner, IA Hourly Weather - Cloudy - 4:00 AM Sumner, IA Hourly Weather - Cloudy - 5:00 AM Sumner, IA Hourly Weather - Cloudy - 6:00 AM Sumner, IA Hourly Weather - Cloudy - 7:00 AM Sumner, IA Hourly Weather - Cloudy - 8:00 AM Sumner, IA Hourly Weather - Cloudy - 9:00 AM Sumner, IA Hourly Weather - Cloudy - 10:00 AM Sumner, IA Hourly Weather - Cloudy - 11:00 AM Sumner, IA Hourly Weather - Cloudy - 12:00 PM Sumner, IA Hourly Weather - Cloudy - 1:00 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
64°F18°C 65°F18°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 60°F16°C 59°F15°C 58°F14°C 58°F14°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 54°F12°C 53°F12°C 54°F12°C 54°F12°C 55°F13°C 56°F13°C 57°F14°C 58°F14°C
Rain Rain Rain Rain Rain Rain - - - - - - Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
25% 25% 25% 25% 25% 25% 9% 9% 9% 9% 9% 9% 23% 23% 23% 23% 23% 23% 53% 53% 53% 53% 53% 53%
58°F14°C 59°F15°C 59°F15°C 59°F15°C 59°F15°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 58°F14°C 57°F14°C 57°F14°C 56°F13°C 56°F13°C 55°F13°C 54°F12°C 54°F12°C 53°F12°C 54°F12°C 54°F12°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C
81% 81% 78% 81% 84% 87% 90% 93% 96% 100% 96% 100% 96% 100% 96% 96% 100% 100% 100% 100% 100% 96% 90% 87%
SE SE SE SE SE SE SE ESE ESE ESE ESE ESE ESE SE SE SE SE SE SE SE SE SE SE SE
6 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 7 mph 7 mph 7 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 9 mph 9 mph 9 mph 10 mph 10 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
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KOLZ model statistics.

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Prob Precip % = Probability of Precipitation.

Sumner 36 Hour Forecast

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

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