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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

A Few Clouds

46°F

8°C

Humidity 80%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 22 Apr 3:15 am EDT
Extended Forecast for

Walkersville MD

  • Overnight

    Overnight: Cloudy, with a low around 46. Light south wind.

    Low: 46 °F

    Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 5pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 73. Light and variable wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Light northwest wind.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 50%.

    High: 77 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 60. Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 2am. Low around 46. Chance of precipitation is 80%.

    Low: 46 °F

    Showers

Detailed Forecast

Overnight
Cloudy, with a low around 46. Light south wind.
Wednesday
Showers and thunderstorms likely before 5pm, then a slight chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 73. Light and variable wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly clear, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 78. Light northwest wind.
Thursday Night
Partly cloudy, with a low around 53. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 50%.
Saturday
Showers. High near 60. Chance of precipitation is 80%.
Saturday Night
Showers, mainly before 2am. Low around 46. Chance of precipitation is 80%.
Sunday
A chance of showers before 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 67.
Monday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Tuesday
Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Walkersville MD
 39.5°N 77.35°W (Elev. 312 ft)
Last Update:
2:22 am EDT Apr 22, 2026
Forecast Valid:
3am EDT Apr 22, 2026-6pm EDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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