National Weather Service United States Department of Commerce

Major nor'easter expected to bring heavy snow, blizzard conditions to Northeast

A storm system off the East Coast will continue to strengthen as it develops into a major nor'easter on Monday. As the storm moves up the coast, it is expected to bring snowfall of 1-3 feet or more to many parts of the Northeast through Tuesday evening, including New York City and Boston. Strong, gusty winds will combine with the snow to create blizzard conditions along and near the coast.
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Hazardous Weather Conditions

Current Conditions

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Greybull/S Big Horn Airport WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

This
Afternoon

Sunny

Sunny

High: 43 °F

Tonight

Patchy Fog

Patchy
Fog

Low: 14 °F

Tuesday

Patchy Fog

Patchy
Fog

High: 42 °F

Tuesday
Night

Patchy Fog

Patchy
Fog

Low: 19 °F

Wednesday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 40 °F

Wednesday
Night

Patchy Fog

Patchy
Fog

Low: 16 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 15 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 36 °F

Detailed Forecast

  • This Afternoon Sunny, with a high near 43. East southeast wind 7 to 9 mph.
  • Tonight Patchy fog after 11pm. Otherwise, mostly clear, with a low around 14. East southeast wind 6 to 9 mph.
  • Tuesday Patchy fog before 11am. Otherwise, sunny, with a high near 42. Southeast wind around 6 mph.
  • Tuesday Night Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 19. East southeast wind around 7 mph.
  • Wednesday A slight chance of snow before 11am, then a slight chance of rain and snow. Mostly cloudy, with a high near 40. East southeast wind around 6 mph becoming calm in the morning. Chance of precipitation is 20%.
  • Wednesday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 16. Calm wind becoming east northeast around 5 mph after midnight.
  • Thursday Mostly sunny, with a high near 39. Light south wind.
  • Thursday Night Partly cloudy, with a low around 15.
  • Friday Mostly sunny, with a high near 36.
  • Friday Night Partly cloudy, with a low around 13.
  • Saturday Mostly sunny, with a high near 29.
  • Saturday Night Partly cloudy, with a low around 11.
  • Sunday Mostly sunny, with a high near 34.