Waterloo, Maryland Weather
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Weather Forecast for Waterloo, Maryland : Frederick County
Issued: 4:29 am EDT Sep 14, 2025 Latitude: 39.5578769 Longitude: -77.5686003 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Sunny on Today Mostly Clear on Tonight Increasing Clouds on Monday 20% chance of on Tuesday 40% chance of rain on Wednesday Partly Sunny on Thursday Sunny on Friday 30% chance of rain on Saturday
High: 84°F Low: 60°F High: 81°F High: 74°F High: 70°F High: 78°F High: 84°F High: 78°F
Low: 59°F Low: 58°F Low: 59°F Low: 59°F Low: 60°F  
Sunny Mostly Clear Increasing Clouds Partly Sunny Rain Partly Sunny Sunny Rain
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Current Conditions at
HAGERSTOWN - (KHGR)
66°
Clear
as of 4:53 AM EDST
Rel. Humidity: 68%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
FREDERICK MUNICIPAL AIR - (KFDK)
63°
Clear
as of 5:30 AM EDST
Rel. Humidity: 88%
Dew Point: 59°F
Pressure: 30.02 in.
Wind Data
Calm
Current Conditions at
MARTINSBURG - (KMRB)
61°
Clear
as of 4:53 AM EDST
Rel. Humidity: 82%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
CARROLL CNTY ARPT - (KDMW)
64°
Clear
as of 5:25 AM EDST
Rel. Humidity: 82%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 60. East wind 3 to 5 mph.
Increasing Clouds on Monday Monday... Increasing clouds, with a high near 81. East wind around 6 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 59. East wind around 6 mph becoming calm after midnight.
20% chance of Tuesday Tuesday... A slight chance of showers after 2pm. Partly sunny, with a high near 74. East wind 6 to 9 mph. Chance of precipitation is 20%.
40% chance of rain Tuesday Night Tuesday Night... A chance of showers, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
40% chance of rain Wednesday Wednesday... A chance of showers. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.
30% chance of rain Wednesday Night Wednesday Night... A chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 78.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 59.
Sunny on Friday Friday... Sunny, with a high near 84.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 60.
30% chance of rain Saturday Saturday... A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Current Radar Image


Sun Almanac for Waterloo, Maryland
Sunrise: 06:51 AM
Sunset: 7:20 PM
Civil Sunrise:06:24 AM
Civil Sunset: 7:47 PM
Nautical Sunrise: 05:52 AM
Nautical Sunset: 8:19 PM
Astro Sunrise: 05:20 AM
Astro Sunset: 8:52 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.