Forecast for Annapolis: Clearing skies overnight with a low in the mid 60s. A mostly sunny day is expected on Friday with a high in the low 80s. Winds will come out of the north at 10 miles per hour.
A cold front is moving from west to east across the bay this evening. This front sparked widely scattered showers and thunderstorms earlier this afternoon. As the front moves east, the wind will shift to the north and drier air will overspread the region. Friday's weather will feature bright sunshine, a blue sky, and light winds. It will be warm but less humid with highs in the low 80s. On Friday night, high pressure building overhead combined with light winds will allow temperatures to fall back into the lower 60s. Some outlying areas may drop into the upper 50s. Pleasant summer weather continues on Saturday and Sunday with highs each day in the low 80s and lows in the low to mid 60s.
On the Maryland portion of Chesapeake Bay, there are no advisories currently in effect. Winds tonight will come out of the west at 5 to 10 knots and then shift to the north toward morning with wave heights around one foot. North winds of 10 to 15 knots can be expected on Friday with waves 1 to 2 feet. Marine weather information is provided only as a guide. Boaters should always stay tuned to the latest forecasts and advisories from the National Weather Service.
The average high temperature for August 22 is 85 degrees and the average low is 65. The records at Baltimore on this date are 99 degrees in 1983 and 69 degrees in 2007. Weather data courtesy of the National Weather Service. For more weather updates, please visit my Chesapeake Bay Weather page on Facebook, and if you're heading to Ocean City feel free to check out my Ocean City MD Weather page on Facebook. You can also follow me on Twitter @chesbayweather.