Weather Alert
Cook Reservoir Weather Warning NWS WEATHER ALERT FOR THE COOK RESERVOIR, NE AREA - Issued: 341 PM CDT Tue Aug 18 2026 Cook Reservoir Weather Warning

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Cook Reservoir, NE Weather Forecast

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Cook Reservoir, NE Weather Forecast

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Cook Reservoir NE weather - Clear - 68°F
Clear
68°F
Updated 12:13 am
Feels Like 74°F
Humidity 93%
Wind SSW 5 mph
Barometer  30.04 in
Dew Point 67°F
Cook Reservoir NE weather - Clear - 20°C
Clear
20°C
Updated 12:13 am
Feels Like 23°C
Humidity 93%
Wind SSW 8 km/h
Barometer  101.7 kPa
Dew Point 19°C
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Cook Reservoir Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Cook Reservoir, NE Weather - Tonight Chance Of T-Storm Cook Reservoir, NE Weather - Wednesday Chance Of T-Storm Cook Reservoir, NE Weather - Wednesday Night Mostly Clear Cook Reservoir, NE Weather - Thursday Sunny Cook Reservoir, NE Weather - Thursday Night Mostly Clear Cook Reservoir, NE Weather - Friday Sunny Cook Reservoir, NE Weather - Friday Night Chance Of T-Storm Cook Reservoir, NE Weather - Saturday Chance Of Showers Cook Reservoir, NE Weather - Saturday Night Chance Of T-Storm Cook Reservoir, NE Weather - Sunday Chance Of T-Storm Cook Reservoir, NE Weather - Sunday Night Chance Of T-Storm Cook Reservoir, NE Weather - Monday Mostly Sunny
Chance of T-Storm Chance of T-Storm Mostly Clear Sunny Mostly Clear Sunny Chance of T-Storm Chance of Showers Chance of T-Storm Chance of T-Storm Chance of T-Storm Mostly Sunny
Lo: 61°FLo: 16°C Hi: 79°FHi: 26°C
 Lo: 60°FLo: 16°C Hi: 89°FHi: 32°C
 Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
 Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
 Lo: 65°FLo: 18°C Hi: 85°FHi: 29°C
POP: 50% POP: 40% POP: 20% POP: 20% POP: 50% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 304 PM CDT Tue Aug 18 2026 Cook Reservoir, NE Weather - WeatherWorld.com

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Cook Reservoir Forecast Discussion

Issued: 625 PM CDT Tue Aug 18 2026

Key Messages

-Severe thunderstorms are possible this afternoon and evening, with the greatest threat across southwest Nebraska. Large to very large hail, damaging winds, and locally heavy rainfall are possible.

-Additional strong to severe thunderstorms are possible Wednesday and Thursday, though the exact coverage and location of the greatest threat remain uncertain.

-Warmer and drier conditions return Friday through the weekend, with highs climbing into the upper 80s...