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21536 Weather (Grantsville, MD)

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Partly Cloudy at Grantsville (21536), temperature is 66°F19°C, dew point 64°F18°C, humidity 93%. Wind direction is SW at 5 mphat 8 km/h with visibility of 10 mi16 km. Barometric pressure is 30.23 in1023 mb. Last update: 8:23 am.*
*Time is approximately 8:23 am Mon, Aug 31, 2026. Time will be within 15 minutes of current local time. Grantsville weather forecast data is updated every 15 minutes.

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I can see clearly now the rain is gone. I can see all obstacles in my way. Gone are the dark clouds that had me blind. It's gonna be a bright (bright) bright (bright) sunshiny day... ―Jimmy Cliff
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Grantsville MD Weather - 8:23 am

Grantsville Weather Forecast

Weather forecast for: Grantsville MD
Last Update: 7:53 am EDT Aug 31, 2026
Today: A slight chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 80. West wind 3 to 6 mph. Chance of precipitation is 20%.
Tonight: Partly cloudy, with a low around 68. Southwest wind 5 to 7 mph.
Tuesday: A chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 84. West wind 10 to 13 mph. Chance of precipitation is 30%.
Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. West wind around 7 mph. Chance of precipitation is 30%.
Wednesday: Sunny, with a high near 86. West wind 6 to 8 mph.
Wednesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 69. Chance of precipitation is 20%.
Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Friday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Friday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Saturday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
Saturday Night: Mostly clear, with a low around 56.
Sunday: Mostly sunny, with a high near 74.

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