National Weather Service United States Department of Commerce

Arctic air to drop temperatures across the northern Plain and northern Rockies; will bring snow to the Intermountain West

An arctic front is forecast to plunge through the northern Plains and northern Rockies on Saturday bringing a drastic drop in temperatures across these areas with a burst of snow over much of the Intermountain Region. Arctic air will also filter into the Pacific Northwest bringing with it snow showers and subfreezing low temperatures.
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Current Conditions

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4 Miles SW Mc Henry MD

7 Day Forecast

For More Weather Information:

Pittsburgh, PA Local Forecast Office

Overnight

Cloudy

Cloudy

Low: 18 °F

Saturday

Mostly Cloudy

Mostly
Cloudy

High: 41 °F

Saturday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 37 °F

Sunday

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

High: 52 °F

Sunday
Night

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 44 °F

Monday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 48 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 23 °F

Tuesday

Partly Sunny

Partly
Sunny

High: 37 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 31 °F

Detailed Forecast

  • Overnight Cloudy, with a low around 18. Southwest wind around 6 mph becoming light and variable after midnight.
  • Saturday Mostly cloudy, with a high near 41. South wind 5 to 10 mph.
  • Saturday Night A chance of light rain, mainly after 4am. Cloudy, with a low around 37. Southwest wind 9 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
  • Sunday A chance of light rain. Cloudy, with a high near 52. Southwest wind around 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Sunday Night Showers likely, mainly after 2am. Cloudy, with a low around 44. Southwest wind 14 to 16 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Monday Rain showers likely, mainly before 9am. Cloudy, with a high near 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Monday Night Mostly cloudy, with a low around 23.
  • Tuesday Partly sunny, with a high near 37.
  • Tuesday Night A chance of snow showers. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
  • Wednesday A chance of rain showers. Mostly cloudy, with a high near 46. Chance of precipitation is 40%.
  • Wednesday Night A chance of rain and snow showers. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
  • Thursday A chance of snow showers. Partly sunny, with a high near 38. Chance of precipitation is 30%.
  • Thursday Night Mostly cloudy, with a low around 30.
  • Friday Mostly cloudy, with a high near 46.