Synopsis Sw Pass Mississippi River To Atchafalaya River-
Synopsis
A 1010 millibar low pressure area was centered about 100 miles south of Cameron Louisiana...moving east-northeast around 15 knots. Associated cold front will move across the coastal waters thorugh this evening and overnight with high pressure building in its wake Sunday and Monday. Another weak cold front will usher more high pressure into the Gulf for re- enforcement through Wednesday night.
Forecast as of 9:28 am CST on November 21, 2009
Lake Pontchartrain And Lake Maurepas-
Small craft exercise caution in effect until 6 PM CST this evening
Rest Of Today
East winds 15 knots gusts 20 knots. Lake waters choppy. Widespread showers through the day. Isolated thunderstorms possible in the afternoon.
Tonight
East winds 10 to 15 knots becoming southwest after Midnight. Lake waters choppy. Chance of showers and isolated thunderstorms in the evening...then isolated showers after midnight.
Sunday
West winds 5 to 10 knots. Lake waters a light chop.
Sunday Night
West winds 5 to 10 knots. Lake waters a light chop.
Monday
Northwest winds near 5 knots becoming north late in the afternoon. Lake waters smooth.
Monday Night
East winds near 5 knots. Lake waters smooth.
Tuesday
Northeast winds near 5 knots in the morning becoming light and variable winds...then becoming northwest near 5 knots late in the afternoon. Lake waters smooth.
Tuesday Night
North winds 5 to 10 knots. Lake waters a light chop. Slight chance of showers.
Wednesday
North winds 5 to 10 knots. Lake waters a light chop.
Wednesday Night
North winds near 10 knots. Lake waters a light chop.