I-99 weather conditions near Grantsville, Maryland
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Drizzle Fog/Mist 57°F 2024-05-09T14:45:00-04:00 
This Afternoon 2024-05-09, Showers Likely. Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 59. Southeast wind around 11 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight 2024-05-09, Showers. Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms between 3am and 5am, then a chance of showers after 5am. Low around 47. East wind 8 to 13 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday 2024-05-10, Showers. Showers before 11am, then showers and possibly a thunderstorm between 11am and 5pm, then showers after 5pm. High near 51. Northwest wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night 2024-05-10, Chance Showers. A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 40. Northwest wind 5 to 10 mph. Chance of precipitation is 40%.Saturday 2024-05-11, Chance Showers then Showers. Showers and possibly a thunderstorm, mainly after 2pm. High near 53. West wind 7 to 11 mph. Chance of precipitation is 80%.
Saturday Night 2024-05-11, Showers then Chance Showers. Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 43. Chance of precipitation is 80%.
Sunday 2024-05-12, Chance Showers. A chance of showers. Mostly sunny, with a high near 56. Chance of precipitation is 40%.
Sunday Night 2024-05-12, Mostly Clear. Mostly clear, with a low around 43.
Monday 2024-05-13, Mostly Sunny. Mostly sunny, with a high near 67.Monday Night 2024-05-13, Partly Cloudy then Chance Showers. A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Tuesday 2024-05-14, Chance Showers then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 50%.
Tuesday Night 2024-05-14, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Wednesday 2024-05-15, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.Wednesday Night 2024-05-15, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 50%.
Thursday 2024-05-16, Chance Showers. A chance of showers. Partly sunny, with a high near 70.