National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Mostly Cloudy

69°F

21°C

Humidity 84%
Wind Speed NE 8 mph
Barometer 30.15 in (1021.6 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Jan 11:53 pm EST
Extended Forecast for

3 Miles SW Marquesas Keys FL

  • Overnight

    Overnight: Isolated showers. Mostly cloudy, with a low around 70. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    Showers and
    Breezy

  • Thursday

    Thursday: Isolated showers. Partly sunny, with a high near 75. Northeast wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 75 °F

    Isolated
    Showers

  • Thursday Night

    Thursday Night: Isolated showers. Partly cloudy, with a low around 71. Northeast wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Isolated
    Showers

  • Friday

    Friday: Isolated showers. Mostly sunny, with a high near 76. Northeast wind around 10 mph. Chance of precipitation is 10%.

    High: 76 °F

    Isolated
    Showers

  • Friday Night

    Friday Night: Isolated showers. Mostly clear, with a low around 72. Northeast wind 10 to 15 mph. Chance of precipitation is 10%.

    Low: 72 °F

    Isolated
    Showers

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 70. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 20%.
Thursday
Isolated showers. Partly sunny, with a high near 75. Northeast wind 10 to 15 mph. Chance of precipitation is 20%.
Thursday Night
Isolated showers. Partly cloudy, with a low around 71. Northeast wind 10 to 15 mph. Chance of precipitation is 20%.
Friday
Isolated showers. Mostly sunny, with a high near 76. Northeast wind around 10 mph. Chance of precipitation is 10%.
Friday Night
Isolated showers. Mostly clear, with a low around 72. Northeast wind 10 to 15 mph. Chance of precipitation is 10%.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 72.
Monday
Isolated showers. Mostly sunny, with a high near 76. Windy. Chance of precipitation is 10%.
Monday Night
Isolated showers. Partly cloudy, with a low around 64. Windy. Chance of precipitation is 10%.
Tuesday
Isolated showers. Partly sunny, with a high near 71. Windy. Chance of precipitation is 10%.
Tuesday Night
Isolated showers. Partly cloudy, with a low around 65. Windy. Chance of precipitation is 10%.
Wednesday
Isolated showers. Partly sunny, with a high near 70. Chance of precipitation is 10%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Marquesas Keys FL
 24.54°N 82.13°W (Elev. 0 ft)
Last Update:
12:15 am EST Jan 22, 2026
Forecast Valid:
12am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation