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Calmar Weather Warning NWS WEATHER ALERT FOR THE CALMAR, IA AREA - FLOOD WATCH Issued: 808 PM CDT Thu Sep 17 2026 Calmar Weather Warning

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Calmar, IA Weather - Hour by Hour Forecast

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Calmar, IA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 63°F17°C, dew point 61°F16°C, humidity 94%. Wind direction is N at 0 mph0 km/h with visibility of 10.00 mi16 km. Barometric pressure is 30.27 in1025 mb.
Tonight - Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph... Full Forecast
Friday - Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon... Full Forecast

Calmar Hourly Weather

24 Hour Forecast Scroll
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Calmar, IA Hourly Weather - Cloudy - 11:00 PM Calmar, IA Hourly Weather - Cloudy - 12:00 AM Calmar, IA Hourly Weather - Cloudy - 1:00 AM Calmar, IA Hourly Weather - Cloudy - 2:00 AM Calmar, IA Hourly Weather - Cloudy - 3:00 AM Calmar, IA Hourly Weather - Cloudy - 4:00 AM Calmar, IA Hourly Weather - Cloudy - 5:00 AM Calmar, IA Hourly Weather - Cloudy - 6:00 AM Calmar, IA Hourly Weather - Cloudy - 7:00 AM Calmar, IA Hourly Weather - Cloudy - 8:00 AM Calmar, IA Hourly Weather - Cloudy - 9:00 AM Calmar, IA Hourly Weather - Cloudy - 10:00 AM Calmar, IA Hourly Weather - Cloudy - 11:00 AM Calmar, IA Hourly Weather - Cloudy - 12:00 PM Calmar, IA Hourly Weather - Cloudy - 1:00 PM Calmar, IA Hourly Weather - Cloudy - 2:00 PM Calmar, IA Hourly Weather - Cloudy - 3:00 PM Calmar, IA Hourly Weather - Cloudy - 4:00 PM Calmar, IA Hourly Weather - Cloudy - 5:00 PM Calmar, IA Hourly Weather - Cloudy - 6:00 PM Calmar, IA Hourly Weather - Cloudy - 7:00 PM Calmar, IA Hourly Weather - Cloudy - 8:00 PM Calmar, IA Hourly Weather - Cloudy - 9:00 PM Calmar, IA Hourly Weather - Cloudy - 10:00 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
60°F16°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 61°F16°C 61°F16°C 62°F17°C 63°F17°C 65°F18°C 66°F19°C 66°F19°C 67°F19°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain
67% 67% 67% 68% 68% 68% 68% 68% 68% 69% 69% 69% 69% 69% 69% 60% 60% 60% 60% 60% 60% 57% 57% 57%
60°F16°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 61°F16°C 61°F16°C 62°F17°C 63°F17°C 63°F17°C 64°F18°C 64°F18°C 65°F18°C 65°F18°C 65°F18°C 66°F19°C 66°F19°C 65°F18°C 64°F18°C 63°F17°C
100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 93% 93% 93% 93% 93% 93% 100% 100% 100% 100% 100%
E ESE ESE ESE ESE ESE ESE E E E E E E E E E E E ENE ENE NE NE NE NE
14 mph 14 mph 14 mph 14 mph 10 mph 10 mph 10 mph 8 mph 8 mph 8 mph 8 mph 8 mph 8 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 4 mph 4 mph 4 mph 7 mph 7 mph
5 mi8 km 3 mi5 km 3 mi5 km 3 mi5 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km .75 mi1 km .75 mi1 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 5 mi8 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 km 3 mi5 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 KDEH model statistics.

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Prob Precip % = Probability of Precipitation.

Calmar 36 Hour Forecast

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

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