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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Hazardous Weather Conditions

Current Conditions

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Sierra Madre CA

7 Day Forecast

Tonight

Mostly Clear

Mostly
Clear

Low: 49 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 72 °F

Saturday
Night

Patchy Fog

Patchy
Fog

Low: 53 °F

Sunday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 66 °F

Sunday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 54 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 10%

Slight Chc
Rain

High: 70 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 55 °F

Tuesday

Rain Likely

Rain
Likely

High: 64 °F

Tuesday
Night

Chance Rain

Chance
Rain

Low: 54 °F

Detailed Forecast

  • Tonight Mostly clear, with a low around 49. Calm wind becoming east northeast around 5 mph.
  • Saturday Mostly sunny, with a high near 72. East wind 5 to 10 mph becoming south southeast in the afternoon.
  • Saturday Night Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 53. East southeast wind around 5 mph.
  • Sunday A 20 percent chance of rain. Partly sunny, with a high near 66. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
  • Sunday Night A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 54. South wind around 5 mph becoming calm in the evening.
  • Monday A 10 percent chance of rain after 4pm. Partly sunny, with a high near 70.
  • Monday Night A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 55.
  • Tuesday Rain likely. Mostly cloudy, with a high near 64.
  • Tuesday Night A chance of rain. Mostly cloudy, with a low around 54.
  • Wednesday A chance of showers. Partly sunny, with a high near 64.
  • Wednesday Night A chance of showers. Mostly cloudy, with a low around 54.
  • Thursday A slight chance of showers. Partly sunny, with a high near 65.
  • Thursday Night A slight chance of showers. Mostly cloudy, with a low around 54.
  • Friday Mostly sunny, with a high near 67.