Rock Spring Reservoir Weather Forecast

    • 5
    • 38

    Snow

    • -4
    • 14

    Chance Snow

    • 4
    • 24

    Mostly Cloudy

    • 6
    • 30

    Mostly Sunny

    • 17
    • 33

    Partly Sunny

    • 30
    • 47

    Partly Sunny

Today 18 Feb Natrona County Lower Elevations

Partly cloudy with a chance of snow in the Morning, then mostly cloudy with snow likely in the afternoon. Snow accumulation up to 1 inch. Breezy with Highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of snow 70 percent.

Tonight 18 Feb Natrona County Lower Elevations

Partly cloudy. Near steady temperature in the mid 20s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Rock Spring Reservoir Temperature Statistics

February Temperature

Casper, Natrona County International Airport (34.8 miles)

  • Lowest 2 February, 2026

    18.6 °F

  • Average February

    40.3 °F

  • Highest 5 February, 2026

    64.7 °F

Climate (2021–Present)

Casper, Natrona County International Airport (34.8 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    61 °F
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