National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

KL1SF-7 Grand Canyon (AR412)

Lat: 36.048°NLon: 112.1245°WElev: 6977.0ft.

NA

42°F

6°C

Humidity 77%
Wind Speed SW 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 35°F (2°C)
Visibility NA
Last update 24 Dec 12:23 AM MST
Extended Forecast for

Grand Canyon AZ

  • Overnight

    Overnight: A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 45. South wind around 10 mph, with gusts as high as 15 mph.

    Low: 45 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 51. South wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 51 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly after 11pm. Low around 44. South wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Christmas Day

    Christmas Day: Showers likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 50. Southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.

    High: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of rain showers after 11pm, mixing with snow after 3am. Mostly cloudy, with a low around 36. Southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers then
    Slight Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow showers after 11am. Mostly cloudy, with a high near 47. Southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow showers, mainly after 11pm. Some thunder is also possible. Mostly cloudy, with a low around 27. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 42. Southwest wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.

    High: 42 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 26. Northwest wind around 7 mph becoming northeast after midnight.

    Low: 26 °F

    Chance Snow
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers. Mostly cloudy, with a steady temperature around 45. South wind around 10 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 51. South wind 10 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Showers, mainly after 11pm. Low around 44. South wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Christmas Day
Showers likely, with thunderstorms also possible after 11am. Partly sunny, with a high near 50. Southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Thursday Night
A slight chance of rain showers after 11pm, mixing with snow after 3am. Mostly cloudy, with a low around 36. Southwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday
A slight chance of rain and snow showers after 11am. Mostly cloudy, with a high near 47. Southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Friday Night
A chance of rain and snow showers, mainly after 11pm. Some thunder is also possible. Mostly cloudy, with a low around 27. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday
Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 42. Southwest wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 26. Northwest wind around 7 mph becoming northeast after midnight.
Sunday
Mostly sunny, with a high near 41. Northeast wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 26. Northeast wind around 9 mph, with gusts as high as 15 mph.
Monday
A slight chance of rain and snow showers. Mostly sunny, with a high near 43. Northeast wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27. East wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow showers. Mostly sunny, with a high near 47. Northeast wind around 7 mph. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Canyon AZ
 36.05°N 112.14°W (Elev. 6804 ft)
Last Update:
12:31 am MST Dec 24, 2025
Forecast Valid:
1am MST Dec 24, 2025-6pm MST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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