National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Hazardous Weather Conditions

5NM N Dry Tortugas Light FL

Marine Point Forecast [NOTICE]

Today

Isolated Thunderstorms

W 10kt
1ft

High: 87 °F

Tonight

Isolated Thunderstorms

Light Wind
2ft

Low: 83 °F

Wednesday

Isolated Thunderstorms

Light Wind
2ft

High: 88 °F

Wednesday
Night

Isolated Thunderstorms

Light Wind
1-2ft

Low: 82 °F

Thursday

Scattered Showers

Light Wind
1ft

High: 88 °F

Thursday
Night

Scattered Showers

Light Wind
1ft

Low: 82 °F

Friday

Scattered Showers

ESE 10kt
1ft

High: 88 °F

Friday
Night

Scattered Showers

ESE 10kt
1ft

Low: 82 °F

Saturday

Scattered Thunderstorms

ESE 10kt
1ft

High: 88 °F

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:22 am EDT Jul 29, 2014
Forecast Valid: 7am EDT Jul 29, 2014-6pm EDT Aug 4, 2014

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Detailed Forecast

FLORIDA BAY...HAWK CHANNEL AND STRAITS OF FLORIDA FROM OCEAN REEF TO SOUTH OF DRY TORTUGAS...AND THE EXTREME SOUTHEASTERN GULF OF MEXICO...INCLUDING THE FLORIDA KEYS NATIONAL MARINE SANCTUARY. SEAS ARE GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

  • SynopsisA TROUGH OF LOW PRESSURE WILL MOVE SOUTHWARD DOWN THE FLORIDA PENINSULA TODAY THROUGH WEDNESDAY NIGHT...BEFORE DISSIPATING OVER SOUTH FLORIDA THURSDAY. AN ATLANTIC RIDGE OF HIGH PRESSURE WILL BUILD ACROSS CENTRAL FLORIDA THURSDAY NIGHT THROUGH SATURDAY NIGHT.

    GULF STREAM INFORMATION IS UNAVAILABLE AT THIS TIME.
  • Today W wind 5 to 10 kt. Isolated showers and thunderstorms. Seas around 1 ft.
  • Tonight Variable winds 5 kt or less. Isolated showers and thunderstorms. Seas around 2 ft.
  • Wednesday Variable winds 5 kt or less. Isolated showers and thunderstorms. Seas around 2 ft.
  • Wednesday Night Variable winds 5 kt or less. Isolated showers and thunderstorms. Seas 1 to 2 ft.
  • Thursday Variable winds 5 kt or less. Scattered showers and thunderstorms. Seas around 1 ft.
  • Thursday Night Variable winds 5 kt or less. Scattered showers and thunderstorms. Seas around 1 ft.
  • Friday ESE wind around 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
  • Friday Night ESE wind around 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
  • Saturday ESE wind around 10 kt. Scattered showers and thunderstorms. Seas around 1 ft.
*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.