Heavy rain threat continues through Saturday from the Ohio Valley to the Mid-Atlantic and the Northeast. Scattered showers and thunderstorms will be possible over the Southwest and Rockies.
Widespread showers and thunderstorms will continue over much of the Mid-Atlantic, Northeast and the Ohio valley through the weekend. The central Appalachians and the lower Great Lakes/Ohio valley will likely have the higher rainfall amounts. Showers and thunderstorms will be possible this weekend as well from the desert southwest/southern Rockies northward to the northern Rockies and High Plains.
Hazardous Weather Conditions
High and low forecast temperature values represent air temperature.
Last Update: 10:15 am EDT Sep 30, 2016
Forecast Valid: 12pm EDT Sep 30, 2016-6pm EDT Oct 6, 2016
THE APPROXIMATE SHOREWARD EDGE OF THE GULF STREAM CURRENT...AS OF SEPTEMBER THIRTIETH...
18 NM SOUTH OF DRY TORTUGAS LIGHT...ON LOGGERHEAD KEY. 11 NM SOUTH OF COSGROVE SHOAL LIGHT...OFF THE MARQUESAS KEYS. 11 NM SOUTH OF SAND KEY LIGHT...OFF KEY WEST. 10 NM SOUTH OF LOOE KEY...OFF BIG PINE KEY. 5 NM SOUTH OF SOMBRERO KEY LIGHT...OFF MARATHON. 2 NM SOUTHEAST OF ALLIGATOR REEF LIGHT...OFF ISLAMORADA. 3 NM SOUTHEAST OF MOLASSES REEF LIGHT...OFF KEY LARGO. 8 NM EAST OF CARYSFORT REEF LIGHT...OFF OCEAN REEF.
GULF STREAM INFORMATION BASED ON THE NAVAL OCEANOGRAPHIC OFFICE.
- 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.