Heather Knolls, Maryland Weather
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Weather Forecast for Heather Knolls, Maryland : Calvert County
Issued: 7:29 am EDT Jun 25, 2025 Latitude: 38.5901208 Longitude: -76.5482891 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Sunny on Today 30% chance of thunderstorms on Tonight 60% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday 50% chance of thunderstorms on Monday 60% chance of thunderstorms on Tuesday
High: 97°F Low: 75°F High: 93°F High: 83°F High: 91°F High: 90°F High: 90°F High: 92°F
Low: 71°F Low: 72°F Low: 73°F Low: 74°F Low: 74°F  
Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
ST MARYS - (K2W6)
88°
Feels like 95°F
Clear
as of 9:00 AM EDST
Rel. Humidity: 62%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PATUXENT RIV NAS - (KNHK)
93°
Feels like 102°F
Partly Cloudy
as of 8:56 AM EDST
Rel. Humidity: 52%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Scattered at 25000ft
Current Conditions at
ANDREWS AFB - (KADW)
90°
Feels like 96°F
Clear
as of 8:55 AM EDST
Rel. Humidity: 55%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
7 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
US NAVAL ACADEMY - (KNAK)
88°
Feels like 95°F
Clear
as of 8:54 AM EDST
Rel. Humidity: 62%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny and hot, with a high near 97. Heat index values as high as 107. Light and variable wind becoming northeast around 5 mph.
30% chance of thunderstorms Tonight Tonight... Scattered showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 30%.
60% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 106. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Thursday Night Thursday Night... Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
40% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 83. East wind around 6 mph. Chance of precipitation is 40%.
30% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Saturday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
30% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
40% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
50% chance of thunderstorms Monday Monday... A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
30% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
60% chance of thunderstorms Tuesday Tuesday... Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Heather Knolls, Maryland
Sunrise: 05:43 AM
Sunset: 8:35 PM
Civil Sunrise:05:12 AM
Civil Sunset: 9:06 PM
Nautical Sunrise: 04:31 AM
Nautical Sunset: 9:46 PM
Astro Sunrise: 03:46 AM
Astro Sunset: 10:32 PM
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