Author Archive | Dennis Mattinson

Monsoon Sunset

Dennis Mattinson’s Weather

FRIDAY DEC 06 2019     WEATHER DISCUSSION:   Season total so far at top of Mammoth Mountain, 89 inches. After a brief break most of the day yesterday, the next storm arrives later today into the weekend. This is a Winter Type storm, but with warmer temperatures. We should then see wet, heavy snow in […]

 
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Mono County fall colors

Dennis Mattinson’s Weather

THU NOV 07 2019    WEATHER DISCUSSION:   Today the aforementioned Rex Block pattern begins to break down, as the weak upper low to our south moves inland and dissipates. This will allow the stonger ridge of high pressure to amplify over the West Coast. Slight warming is possible (a degree or two), but overall, little day-to-day temperature variation […]

 
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Photo courtesy of Barbara Richter

Dennis Mattinson’s Weather

AREA FORECAST: Owens Valley / Mammoth Lakes / Mono County F FROM: Dennis “dmatt” Mattinson, Weather and Atmospheric Forecaster FOR: Sierra Wave Media / Radio 92.5 FM / Television / Online   WED MAY 22 2019   WEATHER DISCUSSION:   Today the next shortwave (in a long train of shortwaves) will bring cool temperatures and precipitation to our forecast […]

 
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Sunrise at Farmers Pond


Photo courtesy of Rob Miller

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 THU  FEB 25 2016 Dry, dry, dry as stubborn high pressure remain anchored Southwest of San Diego. The West-Coast ridge will continue to push systems north of Central and […]

 
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Sunrise at Farmers Pond


Photo courtesy of Rob Miller

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR: Sierra Wave Media: Eastern Sierra News / TV- 3 WED FEB 17 2016 Today our ridge gets flattened by a Pacific storm. This will bring chances of rain and snow to our forecast area, along with strong […]

 
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Chicken & Flag Tamara Cohn 6-14-15

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 / www.395.travel.com WED  AUG 12 2015 Little change in our nice mid summer weather pattern, as our area sits comfortably between a big ridge over Texas and low pressure […]

 
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Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 / www.395travel.com MON AUG 10 2015 So after Fridays atypical weather for mid summer, which brought below normal temperatures, snow showers in the higher elevations, thunderstorms, isolated heavy rain, […]

 
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Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 / www.395travel.com MON JUL 27 2015 Troughing off the West Coast will continue to keep a dry SW (onshore) flow going. So mainly clear skies and temps at normal […]

 
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Photo by Rob Miller

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 / www.395weatherandtravel.com THU  JUN 04 2015 Shortwave energy (from the PACNW) has dropped south into Mono County and this creates a chance of showers & thunderstorms there. By Friday the […]

 
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wx-18

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis “Matt” Mattinson, Weather and Atmospheric Forecaster FOR:  Sierra Wave Media: Eastern Sierra News / TV- 3 / www.395weatherandtravel.com THU  MAY 21 2015 Longwave trough continues to camp off the West coast. As such, it will send a series of shortwaves inland, bringing unsettled weather to our […]

 
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SierraWave.net

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth / Mono County FROM: Dennis Mattinson, Weather and Atmospheric Forecaster FOR: Sierra Wave Media: Eastern Sierra News / TV – 3 / www.395weatherandtravel.com FRIDAY OCT 17 2014 Quiet weather thru tonight as flat ridging transitions to a weak southerly flow. What this means is, passing high cloud cover and a few […]

 
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SierraWave.net

Dennis Mattinson’s Weather Forecast

FORECAST: Owens Valley / Mammoth Lakes / Mono County  FROM: Dennis Mattinson, Weather and Atmospheric Forecaster www.395travel.com / Sierra Wave Media: Eastern Sierra News / TV- 3 WED  JULY 23 2014 Large scale ridge continues its hold over the Four Corners Area, as an upper low digs southward towards the PACNW coast. These factors have set up […]

 
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