Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from May 21, 07:00 AM EDT until May 21, 06:00 PM EDT

For More Weather Information:

Baltimore, MD/Washington, D.C. Local Forecast Office

17NM SE Annapolis MD

Marine Point Forecast

[NOTICE]

Overnight
NNE 7kt
< 1ft
Thursday
NNE 11kt
1ft
Thursday Night
ENE 11kt
1ft
Friday
E 14kt
1ft
Friday Night
ENE 13kt
1ft
Saturday
E 11kt
1ft
Saturday Night
E 6kt⇓
< 1ft
Sunday
Light Wind
< 1ft
Sunday Night
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 10:53 pm EDT May 20, 2026
Forecast Valid: 12am EDT May 21, 2026-6pm EDT May 27, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EDT THURSDAY THROUGH

Overnight

NNE wind 5 to 7 kt. A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Seas 1 ft or less.

Thursday

NNE wind around 11 kt. A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Seas around 1 ft.

Thursday Night

ENE wind 8 to 11 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Friday

E wind 12 to 14 kt, with gusts as high as 22 kt. Showers. Seas around 1 ft.

Friday Night

ENE wind around 13 kt, with gusts as high as 20 kt. Showers. Seas around 1 ft.

Saturday

E wind around 11 kt. Showers likely. Seas around 1 ft.

Saturday Night

E wind around 6 kt becoming variable and less than 5 kt in the evening. Showers. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.