Synopsis For The Tidal Potomac And Md Portion Of The Chesapeake Bay
Tropical Storm Hanna is expected to affect the waters late tonight and Saturday. Monitor the latest advisories and forecasts from the National Hurricane Center on this storm.
Forecast as of 6:26 PM EDT on September 5, 2008
Chesapeake Bay From Pooles Island To Sandy Point-
Chesapeake Bay From Sandy Point To North Beach-
Chesapeake Bay From North Beach To Drum Point-
Tropical Storm Warning in effect
Tonight
Se winds 10 to 15 kt. Waves 1 ft. Showers with isolated tstms. Vsby 1 nm or less in tstms.
Sat
E winds 25 to 30 kt with gusts up to 40 kt... becoming NE 30 to 40 kt with gusts up to 50 kt in the afternoon. Waves 2 to 3 ft...building to 4 to 5 ft in the afternoon. Showers. Vsby 1 nm or less.
Sat Night
N winds 25 to 30 kt with gusts up to 40 kt...becoming NW 15 to 20 kt after midnight. Waves 3 to 5 ft...subsiding to 1 to 2 ft after midnight. A chance of showers.
Sun
NW winds 10 to 15 kt. Waves 1 to 2 ft.
Sun Night
SW winds 5 kt. Waves less than 1 ft.
Mon
Se winds 5 to 10 kt. Waves 1 ft or less.
Mon Night
S winds 10 to 15 kt. Waves 1 ft.
Tue
N winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms.
Wed
E winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher in and near tstms.
This statement recommends actions to be taken by persons with interests on the Chesapeake Bay and tidal Potomac River.
... Watches/warnings...
No additional hazards are in effect.
... Precautionary/preparedness actions...
All mariners should remain in port on Saturday. Boat owners should check their moorings.
... Winds...
Sustained winds of 34 knots with gusts up to 50 knots are possible beginning early Saturday morning and lasting into the late afternoon.
... Probability of hurricane/tropical storm conditions...
The probability of tropical storm conditions ranges from near 25 percent on the upper Potomac and Northern Bay to near 50 percent across the lower Potomac and Middle Bay.
... Tornadoes...
There is a risk of isolated tornadoes and waterspouts Saturday. Tornadoes and waterspouts associated with tropical systems most often occur in thunderstorms embedded in rain bands well away from the center and are not accompanied by hail or a lot of lightning.