Severe weather possible for parts of central U.S.
Widespread thunderstorm activity is expected to develop on Thursday along a cold front moving eastward across the plains into the Mississippi Valley. A potential for damaging wind gusts will develop with the stronger thunderstorms. Hail will also be possible in the ArkLaTex and Ozarks.
1NM NW Saint Petersburg Beach FL
Marine Point Forecast [NOTICE]
IMPORTANT NOTICE TO MARINERS...MARINE FORECASTS ARE ISSUED AT LEAST
FOUR TIMES A DAY. BOATERS ON EXTENDED TRIPS SHOULD ROUTINELY MONITOR
SUBSEQUENT FORECAST ISSUANCES AND UPDATES FOR THE LATEST MARINE
THE WAVE HEIGHTS ARE FORECAST AS SIGNIFICANT WAVE HEIGHT WHICH
IS THE AVERAGE OF THE HIGHEST ONE-THIRD OF THE WAVES.
THE HIGHEST WAVES MAY RARELY BE TWICE THE SIGNIFICANT WAVE HEIGHT.
THE WINDS AND SEAS NEAR THUNDERSTORMS MAY BE HIGHER THAN FORECAST.
- SynopsisA FRONTAL TROUGH WHICH HAS PERSISTED ACROSS THE
SOUTH CENTRAL PENINSULA AND ADJACENT GULF WATERS WILL WASH OUT
TODAY AS HIGH PRESSURE SURFACE AND ALOFT BUILDS IN OVER THE
REGION. A WEAK PRESSURE PATTERN UNDER THE HIGH WILL SUPPORT
AN ONSHORE SEA BREEZE COMPONENT DEVELOPING ALONG THE COAST
TODAY...OTHERWISE A LIGHT NORTHEAST TO NORTHERLY WIND FLOW
IS EXPECTED. SURFACE HIGH PRESSURE WILL SHIFT SOUTHEAST OF
THE REGION LATER TONIGHT AND FRIDAY AS AN UPPER LEVEL TROUGH
AND ATTENDANT COLD FRONT MOVES INTO THE LOWER MISSISSIPPI
VALLEY. AS THE HIGH SHIFTS SOUTHEAST WINDS WILL VEER INTO THE
SOUTHEAST AND SOUTH TONIGHT AND EARLY FRIDAY BECOMING SOUTHWEST
AND INCREASING TOWARD EXERCISE CAUTION LEVELS FRIDAY AFTERNOON
AND NIGHT AS THE COLD FRONT APPROACHES. WINDS WILL SHIFT INTO
THE NORTHWEST AND NORTH ON SATURDAY AS THE FRONT MOVES SOUTH
THROUGH THE WATERS. SURFACE HIGH PRESSURE WILL BUILD IN OVER
THE NORTHERN GULF ON SUNDAY IN THE WAKE OF THE FRONT WITH WIND
DIMINISHING AND BECOMING NORTHEAST TO EAST THROUGH EARLY NEXT
- Today Variable winds 5 kt or less. Isolated showers and thunderstorms after 5pm. Seas 1 ft or less.
- Tonight Variable winds 5 kt or less. Isolated showers and thunderstorms before 8pm. Seas 1 ft or less.
- Friday Variable winds less than 5 kt becoming WSW around 6 kt in the afternoon. Isolated showers and thunderstorms after 2pm. Seas 1 ft or less.
- Friday Night W wind 7 to 9 kt. Scattered showers and thunderstorms, mainly after 8pm. Seas 1 ft or less.
- Saturday NNW wind around 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
- Saturday Night NNW wind around 11 kt. Partly cloudy. Seas around 1 ft.
- Sunday NNE wind 8 to 12 kt. Sunny. Seas 1 ft or less.
- Sunday Night ENE wind 7 to 9 kt. Mostly clear. Seas 1 ft or less.
- Monday ENE wind 5 to 8 kt. Mostly sunny. Seas 1 ft or less.
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.
HOURLY WEATHER GRAPH
NATIONAL DIGITAL FORECAST DATABASE