National Weather Service United States Department of Commerce

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.
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1NM NW Saint Petersburg Beach FL

Marine Point Forecast [NOTICE]

Today

Isolated Thunderstorms

Light Wind
< 1ft

High: 88 °F

Tonight

Isolated Thunderstorms

Light Wind
< 1ft

Low: 78 °F

Friday

Isolated Thunderstorms

Winds IncreasingWSW 6kt
< 1ft

High: 88 °F

Friday
Night

Scattered Thunderstorms

W 9kt
< 1ft

Low: 77 °F

Saturday

Scattered Thunderstorms

NNW 10kt
1ft

High: 84 °F

Saturday
Night

Partly Cloudy

NNW 11kt
1ft

Low: 67 °F

Sunday

Sunny

NNE 12kt
< 1ft

High: 78 °F

Sunday
Night

Mostly Clear

ENE 9kt
< 1ft

Low: 68 °F

Monday

Mostly Sunny

ENE 8kt
< 1ft

High: 81 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:43 am EDT Oct 2, 2014
Forecast Valid: 8am EDT Oct 2, 2014-6pm EDT Oct 8, 2014

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Detailed Forecast

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 WEATHER INFORMATION. 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 WEEK.
  • 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.
*Notices:
  1. 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.
  2. 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.