Weather Alert
Clear Lake Weather Warning NWS WEATHER ALERT FOR THE CLEAR LAKE, IA AREA - Issued: 400 AM CDT Sat Sep 12 2026 Clear Lake Weather Warning

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Clear Lake, IA Weather Forecast

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Clear Lake, IA Weather Forecast

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Clear Lake IA weather - Clear - 70°F
Clear
70°F
Updated 12:21 pm
Feels Like 64°F
Humidity 47%
Wind NNW 17 mph
Barometer  29.97 in
Dew Point 49°F
Clear Lake IA weather - Clear - 21°C
Clear
21°C
Updated 12:21 pm
Feels Like 18°C
Humidity 47%
Wind NNW 27 km/h
Barometer  101.4 kPa
Dew Point 9°C
WX Settings

Clear Lake Weather Forecast

REST OF TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Clear Lake, IA Weather - Rest Of Today Sunny Clear Lake, IA Weather - Tonight Mostly Clear Clear Lake, IA Weather - Sunday Chance Of Showers Clear Lake, IA Weather - Sunday Night Chance Of Showers Clear Lake, IA Weather - Monday Chance Of T-Storm Clear Lake, IA Weather - Monday Night Chance Of T-Storm Clear Lake, IA Weather - Tuesday Chance Of Showers Clear Lake, IA Weather - Tuesday Night Chance Of T-Storm Clear Lake, IA Weather - Wednesday Showers Clear Lake, IA Weather - Wednesday Night Chance Of T-Storm Clear Lake, IA Weather - Thursday Chance Of Showers Clear Lake, IA Weather - Thursday Night Chance Of T-Storm
Sunny Mostly Clear Chance of Showers Chance of Showers Chance of T-Storm Chance of T-Storm Chance of Showers Chance of T-Storm Showers Chance of T-Storm Chance of Showers Chance of T-Storm
Hi: 75°FHi: 24°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 49°FLo: 9°C Hi: 71°FHi: 22°C
 Lo: 60°FLo: 16°C Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 55°FLo: 13°C Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C
POP: 30% POP: 20% POP: 100% POP: 100% POP: 20% POP: 40% POP: 60% POP: 50% POP: 20% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 933 AM CDT Sat Sep 12 2026 Clear Lake, IA Weather - WeatherWorld.com

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Issued: 641 AM CDT Sat Sep 12 2026

Key Messages

  • Widespread shower and storm chances expected on Sunday.
  • Increased severe weather and heavy rain chances on Monday. Heavy rain potential continues through mid- week.

Aviation

/12Z TAFS THROUGH 12Z SUNDAY/... Issued at 638 AM CDT Sat Sep 12 2026

VFR TAFs are on tap through the TAF period as weak surface high pressure builds in from the northwest. However, post-frontal MVFR CIGS may sneak into the TAFs this morning as the front drops southeast through the area. Post-frontal northwesterly w...