Mammoth, California Weather
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Weather Forecast for Mammoth, California : Modoc County
Issued: 10:40 pm PDT Jul 1, 2025 Latitude: 41.7304379 Longitude: -121.3549878 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Independence Day Saturday Sunday Monday Tuesday
Cloudy on Overnight 30% chance of thunderstorms on Wednesday Sunny on Thursday Sunny on Independence Day Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
Low: 56°F High: 88°F High: 83°F High: 79°F High: 83°F High: 89°F High: 93°F High: 92°F
Low: 52°F Low: 49°F Low: 47°F Low: 50°F Low: 53°F Low: 56°F  
Cloudy Thunderstorms Sunny Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
KLAMATH FALLS - (KLMT)
64°
Clear
as of 11:53 PM PDST
Rel. Humidity: 25%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
7 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
ALTURAS - (KAAT)
55°
Clear
as of 11:55 PM PDST
Rel. Humidity: 71%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MT SHASTA - (KMHS)
57°
Clear
as of 11:56 PM PDST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MEDFORD - (KMFR)
79°
Clear
as of 11:53 PM PDST
Rel. Humidity: 44%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
6 MPH
300° Northwest
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a low around 56. West northwest wind 5 to 7 mph.
30% chance of thunderstorms Wednesday Wednesday... Scattered showers between 11am and 2pm, then scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Light and variable wind becoming west northwest 8 to 13 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
20% chance of thunderstorms Wednesday Night Wednesday Night... Isolated showers and thunderstorms before 8pm, then isolated showers between 8pm and 11pm. Partly cloudy, with a low around 52. West wind 5 to 14 mph becoming north northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunny on Thursday Thursday... Sunny, with a high near 83. West northwest wind 3 to 6 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 49. West northwest wind 6 to 13 mph, with gusts as high as 20 mph.
Sunny on Independence Day Independence Day... Sunny, with a high near 79.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 47.
Sunny on Saturday Saturday... Sunny, with a high near 83.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 50.
Sunny on Sunday Sunday... Sunny, with a high near 89.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 53.
Sunny on Monday Monday... Sunny, with a high near 93.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 56.
Sunny on Tuesday Tuesday... Sunny, with a high near 92.
Current Radar Image


Sun Almanac for Mammoth, California
Sunrise: 05:36 AM
Sunset: 8:44 PM
Civil Sunrise:05:02 AM
Civil Sunset: 9:18 PM
Nautical Sunrise: 04:18 AM
Nautical Sunset: 10:01 PM
Astro Sunrise: 03:26 AM
Astro Sunset: 10:53 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.