Snow for Ohio Valley and northern mid-Atlantic Sunday into Monday
A clipper system will strengthen as it moves from the Midwest to the Ohio Valley on Sunday. Snow, some heavy, will spread from the Ohio Valley into parts of the lower Great Lakes and northern mid-Atlantic Sunday into Monday morning. The heaviest snow is expected from central Ohio into southwest Pennsylvania. Winter Weather Advisories are in effect for many of these locations.
Hazardous Weather Conditions
8NM SW Lisianski Point AK
Marine Point Forecast [NOTICE]
High and low forecast temperature values represent air temperature.
Water temperature forecast is experimental.
Associated Zone Forecast which includes this point
Last Update: 9:46 pm AKST Jan 24, 2015
Forecast Valid: 2am AKST Jan 25, 2015-6pm AKST Jan 31, 2015
WIND FORECASTS REFLECT THE PREDOMINANT SPEED AND DIRECTION
EXPECTED. SEA FORECASTS REPRESENT THE AVERAGE OF THE HIGHEST
ONE-THIRD OF THE COMBINED WINDWAVE AND SWELL HEIGHT.
- SynopsisA LOW WILL STRENGTHEN TO STORM FORCE AS IT MOVES NORTH ACROSS
THE SE GULF SAT EVENING. THE LOW CENTER WILL CROSS OVER BARANOF
ISLAND OVERNIGHT THEN INTO NORTHERN CANADA. WINDS THEN SHIFT TO
THE SW ACROSS THE GULF ALONG WITH A TRANSITION TO SHOWERS. THE
PRESSURE PATTERN WEAKENS SUN NIGHT INTO MON UNDER HIGH PRESSURE.
- Overnight SW wind 20 to 25 kt, with gusts as high as 30 kt. Showers likely. Seas around 7 ft.
- Sunday SW wind 10 to 15 kt. Showers likely, mainly before noon. Seas 7 ft subsiding to 4 ft.
- Sunday Night SW wind 5 to 10 kt. A chance of showers, mainly before midnight. Seas 3 to 4 ft.
- Monday Variable winds less than 5 kt becoming NNE 10 to 15 kt in the afternoon. Partly sunny. Seas 3 to 4 ft.
- Monday Night N wind around 10 kt. Mostly cloudy. Seas around 3 ft.
- Tuesday NNW wind 5 to 10 kt becoming SE in the afternoon. Partly sunny. Seas 2 to 3 ft.
- Tuesday Night ESE wind 15 to 20 kt. A chance of rain. Seas 3 to 5 ft.
- Wednesday ESE wind around 15 kt. Rain likely. Seas around 5 ft.
- Wednesday Night ESE wind 10 to 15 kt. Rain likely. Seas 4 to 5 ft.
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