FORECAST 18-MAY-09

[dmatt]

FORECAST FOR THE OWENS VALLEY, MAMMOTH AND MONO COUNTY
PROVIDED BY DENNIS MATTINSON
EASTERN SIERRA WEATHER FORECASTER
KSRW 92.5 / 96.5 FM AND TV-33

MONDAY, 18-MAY-09, MORNING REPORT

THE UPPER LEVEL RIDGE THAT CREATED SOME RECORD HIGH TEMPERATURES IN OUR AREA HAS BEGUN TO MOVE INTO THE FOUR CORNERS AREA. A LOW WEST OF BAJA IN NOW SPINNING IN A NORTHWESTERLY DIRECTION BRINGING WITH IT SOME SUB-TROPICAL MOISTURE. THIS WILL CREATE SOME CONVECTION OVER THE MOUNTAINS THIS AFTERNOON AND EVENING. MEAN WHILE, AN UPPER LOW FROM THE GULF OF ALASKA WILL MOVE SLOWLY THROUGH THE PACNW TUESDAY INTO FRIDAY KEEPING THE THREAT OF THUNDERSTORMS OVER THE MOUNTAINS IN THAT TIME PERIOD. EVEN WITH THE PARTIAL CLOUD COVER, TEMPERATURES WILL CONTINUE TO RUN ABOVE NORMAL.

FOR THE OWENS VALLEY:

TODAY: PARTLY CLOUDY WITH A STRAY PM TSRW POSSIBLE. HIGHS IN THE MID 90S. WINDS SW 5 - 10 MPH.
THIS EVENING: PARTLY CLOUDY WITH A 20% CHANCE OF TSRWS. LOWS IN THE MID 50S. WINDS NW 3 - 6 MPH.
TUESDAY: PARTLY CLOUDY WITH A 20% CHANCE OF PM TSRWS. HIGHS IN THE UPPER 80S. WINDS SW 10 - 20 MPH.
TUESDAY EVENING: PARTLY CLOUDY. LOWS IN THE MID 50S. WINDS NW 5 - 10 MPH.

FOR THE MAMMOTH LAKES AREA:

TODAY: SCATTERED CLOUDS WITH A 40% CHANCE OF SHOWERS AND TSRWS. HIGHS IN THE MID 70S. WINDS SE 10 - 15 MPH.
THIS EVENING: CLOUDY WITH A 40% CHANCE OF EARLY EVENING TSRWS. LOWS IN THE UPPER 40S. WINDS SW 5 - 15 MPH.
TUESDAY: SUN AND CLOUDS WITH A 30% CHANCE OF SCATTERED TSRWS. HIGHS IN THE MID 60S. WINDS SW 5 - 15 MPH.
TUESDAY EVENING: PARTLY CLOUDY WITH A 30% CHANCE OF SCATTERED TSRWS. LOWS IN THE UPPER 30S. WINDS SW 5 - 15 MPH.

FOR MONO COUNTY

TODAY: SOME CLOUDS WITH A CHANCE OF SCATTERED SHOWERS AND TSRWS. HIGHS 78 - 88. WINDS SE 10 - 15 MPH.
THIS EVENING: PARTLY CLOUDY WITH A CHANCE OF EVENING TSRWS. LOWS 43 - 53. WINDS SW 10 - 15 MPH.
TUESDAY: A MIX OF SUN AND CLOUDS WITH A 30% CHANCE OF PM SCATTERED TSRWS. HIGHS 73 - 83. WINDS SW 10 - 15 MPH.
TUESDAY EVENING: PARTLY CLOUDY WITH A 20% CHANCE OF ISOLATED TSRWS. LOWS 33 - 43. WINDS SW 10 - 12 MPH.

THIS IS DENNIS MATTINSON, GIVING YOU THE REASONS WHY WEATHER HAPPENS.

NOTE: DENNIS' FORECAST ORIGINATES FROM THE FORT INDEPENDENCE EPA METEOROLOGICAL AND PM-10 MONITORING STATION. BECAUSE WEATHER CONDITIONS VARY GREATLY FROM LOCATION TO LOCATION IN THE EASTERN SIERRA, THIS FORECAST MAY NOT BE TOTALLY ACCURATE FOR YOUR AREA.