At 252 am...snow was falling across most of eastern Oklahoma and northwest Arkansas. Visibilities in the heaviest snow were less than a mile. The snow was pivoting north and west. Through 400 am...snow will continue to fall across eastern Oklahoma and northwest Arkansas. The snow will be heavy at times with snowfall rates of around an inch possible. The heaviest snow will occur across northwest Arkansas and far eastern Oklahoma.
Forecast for Washington
Updated: 9:46 PM CDT on March 20, 2010
Winter Storm Warning in effect until 7 PM CDT Sunday...
Rest of Tonight
Widespread snow and sleet...then snow and rain after midnight. New snow and sleet accumulation of 2 to 4 inches. Lows around 30. North winds 10 to 15 mph with gusts to around 25 mph. Chance of precipitation near 100 percent.
Sunday
Snow in the morning...then rain and snow in the afternoon. Snow accumulation of 2 to 3 inches. Highs in the mid 30s. North winds 10 to 15 mph with gusts to around 25 mph. Chance of precipitation near 100 percent.
Light rain likely and chance of light snow in the evening...then mostly cloudy with slight chance of light snow after midnight. Less than an inch snow accumulation. Total snow accumulation 4 to 8 inches. Lows in the upper 20s. North winds 10 to 15 mph with gusts to around 25 mph. Chance of precipitation 60 percent.
Monday
Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph.
... Winter Storm Warning remains in effect until 7 PM CDT Sunday...
A Winter Storm Warning is in effect...
For the following counties... * in Oklahoma... Cherokee... Adair... creek... Okfuskee... Okmulgee... Wagoner... Tulsa... Rogers... Mayes... Delaware... Pawnee... Ottawa... Pushmataha... Choctaw... Washington... Osage... Craig... Nowata... Pittsburg... Sequoyah... McIntosh... Muskogee... Le Flore... Latimer and Haskell. In Arkansas... Washington... Madison... Crawford... Benton... Sebastian... Carroll and Franklin.
Hazardous weather... * snow amounts of 4 to 8 inches have already fallen today across parts of northeast Oklahoma... mainly along and north of U.S. Highway 412. Precipitation has changed to mostly snow far across far eastern Oklahoma and northwest Arkansas but at times has been mixed with sleet and freezing rain. Precipitation has diminished slight during the evening but it will begin to increase towards midnight and during the early morning hours. Thus another period of moderate to heavy snow is likely across eastern Oklahoma and northwest Arkansas later tonight and Sunday morning. The snow will diminish from the west during Sunday afternoon.
* Additional snowfall amounts of 4 to 6 inches can be expected with the heaviest snow accumulations of 8 to 10 inches expected along Interstate 44 in northeast Oklahoma. Even in southeast Oklahoma... snowfall amounts of around 4 inches are possible during the early morning hours Sunday.
Impacts... * travel has already become very hazardous across much of northeast Oklahoma... and conditions are expected to deteriorate elsewhere overnight. Spotty power outages are likely due to the accumulation of heavy wet snow on power lines combined with gusty winds.
Precautionary/preparedness actions... * delay travel and stay home if possible until conditions improve.
* Stay tuned to NOAA Weather Radio... commercial radio or television for the latest information concerning this weather event. Additional weather information can also be found at: weather.Gov/Tulsa.