Tall Timbers, MD
04/20/2026 08:00 AM
51°F
TEMPERATURE
Winds 6 mph W
Scattered Rain Showers
Scattered rain showers. Partly sunny, with a high near 58. Northwest wind 6 to 18 mph, with gusts as high as 26 mph.

Alerts

You have (1) alert(s). Tap to see details.

Freeze Warning issued April 20 at 8:45AM EDT until April 21 at 10:00AM EDT by NWS Baltimore MD/Washington DC
NWS Baltimore MD/Washington DC
Category Certainty Severity
Met Likely Moderate
Status Urgency Category
Actual Expected Met
Effective Ends Expires
04/20/2026 08:45 AM 04/21/2026 10:00 AM 04/20/2026 04:45 PM
* WHAT...Sub-freezing temperatures as low as 29 expected, especially
in outlying areas away from larger bodies of water.

* WHERE...Washington DC, and portions of central, northern, and
southern Maryland, and central and northern Virginia.

* WHEN...From 2 AM to 10 AM EDT Tuesday.

* IMPACTS...Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
                                            
Moonrise
09:17 AM
Moonset
-
Sunrise
06:23 AM
Moon Phase
Waxing crescent
Sunset
07:46 PM

Hourly Forecast

Mon, 08:00 AM

Scattered Rain Showers
Winds: 6 mph W
51°

Mon, 09:00 AM

Scattered Rain Showers
Winds: 10 mph W
51°

Mon, 10:00 AM

Scattered Rain Showers
Winds: 14 mph NW
49°

Mon, 11:00 AM

Scattered Rain Showers
Winds: 16 mph NW
51°

Mon, 12:00 PM

Scattered Rain Showers
Winds: 17 mph NW
51°

Mon, 01:00 PM

Scattered Rain Showers
Winds: 17 mph NW
52°

Mon, 02:00 PM

Scattered Rain Showers
Winds: 18 mph NW
51°

Mon, 03:00 PM

Scattered Rain Showers
Winds: 18 mph NW
54°

Mon, 04:00 PM

Scattered Rain Showers
Winds: 18 mph NW
55°

Mon, 05:00 PM

Scattered Rain Showers
Winds: 17 mph NW
56°

Mon, 06:00 PM

Partly Cloudy
Winds: 17 mph NW
57°

Mon, 07:00 PM

Mostly Clear
Winds: 16 mph NW
57°

Mon, 08:00 PM

Mostly Clear
Winds: 15 mph N
54°

Mon, 09:00 PM

Mostly Clear
Winds: 13 mph N
51°

Mon, 10:00 PM

Mostly Clear
Winds: 12 mph N
49°

Mon, 11:00 PM

Clear
Winds: 12 mph N
48°

Tue, 12:00 AM

Mostly Clear
Winds: 10 mph N
47°

Tue, 01:00 AM

Mostly Clear
Winds: 9 mph N
45°

Tue, 02:00 AM

Clear
Winds: 8 mph N
43°

Tue, 03:00 AM

Mostly Clear
Winds: 8 mph N
41°

Tue, 04:00 AM

Mostly Clear
Winds: 7 mph N
39°

Tue, 05:00 AM

Mostly Clear
Winds: 7 mph N
38°

Tue, 06:00 AM

Sunny
Winds: 6 mph N
38°

Tue, 07:00 AM

Sunny
Winds: 5 mph N
39°
Winds: 6 to 18 mph NW
Scattered rain showers. Partly sunny, with a high near 58. Northwest wind 6 to 18 mph, with gusts as high as 26 mph.
Winds: 7 to 17 mph N
Mostly clear, with a low around 38. North wind 7 to 17 mph, with gusts as high as 23 mph.
Winds: 2 to 7 mph E
Sunny, with a high near 56. East wind 2 to 7 mph.
Winds: 8 to 15 mph S
Partly cloudy, with a low around 52. South wind 8 to 15 mph, with gusts as high as 21 mph.
Winds: 6 to 14 mph W
A chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 69. West wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Winds: 5 mph NW
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 56. Chance of precipitation is 50%.
Winds: 5 mph N
Sunny, with a high near 70.
Winds: 5 mph S
Mostly clear, with a low around 58.
Winds: 3 to 7 mph N
Sunny, with a high near 72.
Winds: 7 mph SE
A chance of rain showers after 8pm. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Winds: 7 to 10 mph E
A chance of rain showers. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Winds: 10 mph E
Rain showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Winds: 10 mph NE
A chance of rain showers. Mostly cloudy, with a high near 62. Chance of precipitation is 50%.
Winds: 9 mph NE
A chance of rain showers. Mostly cloudy, with a low around 54.

Coastal Waters Forecast

National Weather Service Baltimore MD/Washington DC

FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY.

Tidal Potomac River and Maryland portion of Chesapeake Bay. Forecasts of wave heights do not include effects of wind direction relative to tidal currents. Expect higher waves when winds are blowing against the tidal flow. Waves flat where waters are iced over. A secondary cold front will pass through this morning. High pressure will build in late today into Tuesday. Another front looks to drop in from the north Wednesday. Small Craft Advisories may be needed late Tuesday into Wednesday in south to southwest flow.

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
Reporting time 07:57 AM EDT Mon Apr 20 2026
Oilrig
NWS
Buoy
Fixed Station
USGS
Ship
Other