| National Weather Service Forecast for:
Catonsville MD Issued by: National Weather Service Baltimore, MD/Washington, D.C. |
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| Updated: 1:28 am EST Dec 18, 2025 | ||||||||||||||||||
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| Overnight |
Partly cloudy, with a low around 27. Calm wind. |
| Thursday |
A slight chance of rain after 3pm. Increasing clouds, with a high near 49. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 20%. |
| Thursday Night |
Rain, mainly after 10pm. Temperature rising to around 54 by 4am. South wind 7 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible. |
| Friday |
Rain likely before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a west wind 17 to 21 mph, with gusts as high as 47 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible. |
| Friday Night |
Mostly clear, with a low around 26. West wind 6 to 16 mph, with gusts as high as 34 mph. |
| Saturday |
Mostly sunny, with a high near 42. |
| Saturday Night |
Partly cloudy, with a low around 36. |
| Sunday |
Mostly sunny, with a high near 48. |
| Sunday Night |
Mostly clear, with a low around 24. |
| Monday |
Mostly sunny, with a high near 37. |
| Monday Night |
Mostly cloudy, with a low around 28. |
| Tuesday |
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%. |
| Tuesday Night |
Mostly cloudy, with a low around 36. |
| Wednesday |
Partly sunny, with a high near 49. |
Forecast from NOAA-NWS for Catonsville MD.
