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Western Yreka-West of I-5
Eastern Yreka-East of I-5
Forecast Issuance time: 930 AM PST WED NOV 25 2009
.DISCUSSION...
HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH MOST OF THANKSGIVING
DAY RESULTING IN LIGHT WINDS...PERSISTENT VALLEY INVERSIONS...AND
DRY CONDITIONS. THANKSGIVING EVENING THROUGH FRIDAY A COLD FRONT
WILL BRING VALLEY RAIN AND MOUNTAIN SNOW...AS WELL AS INCREASING
WINDS AND BETTER MIXING. THE STORM TRACK WILL LIKELY SHIFT
NORTHWARD AS HIGH PRESSURE GRADUALLY BUILDS OFF OF THE WEST COAST
SATURDAY THROUGH EARLY NEXT WEEK.
.TODAY...SUNNY. AREAS OF FOG IN THE MORNING. HIGHS 55-60 VALLEYS
AND 45-55 RIDGES. MINIMUM HUMIDITY 35-50 PERCENT VALLEYS AND
40-55 PERCENT RIDGES. NORTHEAST WINDS 3 TO 9 MPH. CHANCE OF
WETTING RAIN 0 PERCENT.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 25-35 VALLEYS AND 35-45 RIDGES. MAXIMUM HUMIDITY
95-100 PERCENT VALLEYS AND 65-85 PERCENT RIDGES. SOUTHEAST WINDS
6 TO 10 MPH. CHANCE OF WETTING RAIN 0 PERCENT.
.THANKSGIVING DAY...AREAS OF FOG IN THE MORNING. CHANCE OF RAIN
IN THE AFTERNOON AND EVENING. RAIN AND SNOW LATER IN THE EVENING.
NO SNOW ACCUMULATION. HIGHS 50-60 VALLEYS AND 45-50 RIDGES.
MINIMUM HUMIDITY 40-55 PERCENT VALLEYS AND 50-70 PERCENT RIDGES.
IN THE VALLEYS...SOUTH WINDS 10 TO 20 MPH. OVER THE RIDGES...
SOUTH WINDS 6 TO 12 MPH INCREASING TO 15 TO 25 MPH IN THE
AFTERNOON AND EVENING...GUSTS UP TO 35 MPH IN THE AFTERNOON AND
EVENING. CHANCE OF WETTING RAIN 50 PERCENT.
.EXTENDED...
.FRIDAY...COLDER. RAIN AND SNOW SHOWERS. SNOW LEVEL 4000 FEET.
LOWS 25 TO 35. HIGHS 35 TO 45. NORTHWEST WINDS 10 TO 20 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS. SNOW LEVEL 4500 FEET. LOWS 25 TO 35. HIGHS 40 TO 50.
NORTH WINDS 6 TO 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 40 TO 50. NORTHEAST
WINDS 6 TO 10 MPH.
.MONDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 40 TO 50.
.TUESDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 45 TO 55.
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Forecast Issuance time: 930 AM PST WED NOV 25 2009
.DISCUSSION...
HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH MOST OF THANKSGIVING
DAY RESULTING IN LIGHT WINDS...PERSISTENT VALLEY INVERSIONS...AND
DRY CONDITIONS. THANKSGIVING EVENING THROUGH FRIDAY A COLD FRONT WILL
BRING VALLEY RAIN AND MOUNTAIN SNOW...AS WELL AS INCREASING WINDS
AND BETTER MIXING. THE STORM TRACK WILL LIKELY SHIFT NORTHWARD AS
HIGH PRESSURE GRADUALLY BUILDS OFF OF THE WEST COAST SATURDAY
THROUGH EARLY NEXT WEEK.
.TODAY...SUNNY. AREAS OF FOG AND FREEZING FOG IN THE MORNING.
HIGHS 50-60 VALLEYS AND 45-50 RIDGES. MINIMUM HUMIDITY
35-45 PERCENT. EAST WINDS 6 TO 10 MPH. CHANCE OF WETTING RAIN
0 PERCENT.
.TONIGHT...PARTLY CLOUDY. LOWS 25-30 VALLEYS AND 30-40 RIDGES.
MAXIMUM HUMIDITY 95-100 PERCENT VALLEYS AND 60-80 PERCENT RIDGES.
EAST WINDS 6 TO 10 MPH. CHANCE OF WETTING RAIN 0 PERCENT.
.THANKSGIVING DAY...AREAS OF FOG IN THE MORNING. SLIGHT CHANCE OF
RAIN IN THE EVENING. SNOW LATER IN THE EVENING. NO SNOW
ACCUMULATION. HIGHS 50-55 VALLEYS AND 45-50 RIDGES. MINIMUM
HUMIDITY 35-45 PERCENT. SOUTH WINDS 10 TO 15 MPH IN THE VALLEYS
AND SOUTH 10 TO 20 MPH OVER THE RIDGES. OVER THE RIDGES...GUSTS
UP TO 35 MPH IN THE AFTERNOON AND EVENING. CHANCE OF WETTING RAIN
30 PERCENT.
.EXTENDED...
.FRIDAY...COLDER. RAIN AND SNOW SHOWERS. SNOW LEVEL 4000 FEET.
LOWS 20 TO 30. HIGHS 40 TO 45. WEST WINDS 10 TO 20 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS. SNOW LEVEL 4000 FEET. LOWS 20 TO 30. HIGHS 40 TO 50.
NORTH WINDS 6 TO 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 45 TO 50. NORTHEAST
WINDS 6 TO 10 MPH.
.MONDAY THROUGH TUESDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS
45 TO 50.
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