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Shasta National Forest in Siskiyou County from Mt Eddy-Mt Shasta Southward
Shasta Valley and Surrounding Foothills
Western Klamath National Forest and Scott Valley
NE Siskiyou County including the Cascade Mountains and Meiss Valley
Dispatch Area Discussion...
200 PM PST TUE NOV 24 2009
HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH THURSDAY
MORNING...RESULTING IN LIGHT WINDS AND PERSISTENT INVERSIONS IN
THE VALLEYS AND DRY CONDITIONS ACROSS THE AREA. BY THURSDAY NIGHT
INTO FRIDAY...A COLD FRONT WILL BRING VALLEY RAIN AND MOUNTAIN
SNOW...AS WELL AS INCREASING WINDS AND MIXING. HIGH PRESSURE WILL
AGAIN SETTLE ACROSS THE AREA FROM SATURDAY THROUGH EARLY NEXT
WEEK.
Forecast Issuance time: 300 PM PST TUE NOV 24 2009
TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....30-35.
MAX HUMIDITY........75-90 PERCENT VALLEYS AND 50-60 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....NORTHEAST WINDS 6 TO 12 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY...
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....50-55.
MIN HUMIDITY........45-55 PERCENT VALLEYS AND 35-45 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....EAST WINDS 6 TO 12 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....30-35.
MAX HUMIDITY........90-95 PERCENT VALLEYS AND 75-90 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...NORTHEAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....NORTHEAST WINDS 6 TO 12 MPH...SHIFTING TO
THE SOUTHEAST.
CWR (>= 0.10 IN)....0.
THANKSGIVING DAY...
SKY/WEATHER......... RAIN AND SNOW LIKELY IN THE EVENING. SNOW
ACCUMULATION UP TO 1 INCH.
MAX TEMPERATURE.....50-55 VALLEYS AND 45-50 RIDGES.
MIN HUMIDITY........50-60 PERCENT VALLEYS AND 35-45 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 15 MPH. GUSTS UP TO 25
MPH INCREASING TO 35 MPH IN THE EVENING.
CWR (>= 0.10 IN)....60.
EXTENDED...
.FRIDAY...COLDER. CHANCE OF RAIN AND SNOW SHOWERS. SNOW LEVEL
4000 FEET. LOWS 25 TO 30. HIGHS 35 TO 45. NORTHWEST WINDS 10 TO
20 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
25 TO 30. HIGHS 40 TO 50. NORTH WINDS 5 TO 10 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 40 TO 50. NORTHEAST
WINDS 5 TO 15 MPH.
.MONDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 40 TO 50.
.TUESDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 45 TO 55.
=
Forecast Issuance time: 300 PM PST TUE NOV 24 2009
TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....30-35 VALLEYS AND 35-40 RIDGES.
MAX HUMIDITY........95-100 PERCENT VALLEYS AND 60-75 PERCENT
RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY...
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....45-50.
MIN HUMIDITY........55-65 PERCENT VALLEYS AND 45-55 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....25-30 VALLEYS AND 35-40 RIDGES.
MAX HUMIDITY........100 PERCENT VALLEYS AND 75-85 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH BECOMING SOUTHEAST 6
TO 12 MPH.
CWR (>= 0.10 IN)....0.
THANKSGIVING DAY...
SKY/WEATHER.........SLIGHT CHANCE OF RAIN...THEN RAIN LIKELY IN THE
EVENING.
MAX TEMPERATURE.....50-55 VALLEYS AND 45-50 RIDGES.
MIN HUMIDITY........45-55 PERCENT VALLEYS AND 40-50 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 10 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 5 TO 15 MPH. GUSTS UP TO 30
MPH.
CWR (>= 0.10 IN)....50.
EXTENDED...
.FRIDAY... RAIN AND SNOW SHOWERS LIKELY. SNOW LEVEL 4000 FEET.
LOWS 25 TO 35. HIGHS 40 TO 50. NORTHWEST WINDS 10 TO 20 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
25 TO 30. HIGHS 40 TO 50. NORTHEAST WINDS 6 TO 12 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 45 TO 50. EAST
WINDS 6 TO 12 MPH.
.MONDAY THROUGH TUESDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS
45 TO 50.
=
Forecast Issuance time: 300 PM PST TUE NOV 24 2009
TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....30-35 VALLEYS AND 35-40 RIDGES.
MAX HUMIDITY........75-95 PERCENT VALLEYS AND 45-65 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH IN THE EVENING
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.
RIDGES/UPR SLOPES....VARIABLE 1 TO 3 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY...
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....45-50 VALLEYS AND 50-60 RIDGES.
MIN HUMIDITY........65-75 PERCENT VALLEYS AND 35-50 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 4 MPH BECOMING NORTHWEST 6
TO 12 MPH IN THE AFTERNOON.
CWR (>= 0.10 IN)....0.
WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
MIN TEMPERATURE.....35-40.
MAX HUMIDITY........100 PERCENT VALLEYS AND 75-90 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...DOWNSLOPE/DOWNVALLEY 1 TO 3 MPH.
RIDGES/UPR SLOPES....VARIABLE 2 TO 5 MPH BECOMING SOUTH 6 TO 12
MPH.
CWR (>= 0.10 IN)....0.
THANKSGIVING DAY...
SKY/WEATHER.........CHANCE OF RAIN AND SNOW...THEN RAIN AND SNOW
LIKELY IN THE EVENING. SNOW ACCUMULATION UP TO
2 INCHES.
MAX TEMPERATURE.....50-55.
MIN HUMIDITY........55-70 PERCENT VALLEYS AND 35-50 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 5 TO 15 MPH. GUSTS UP TO 30
MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO 35
MPH.
CWR (>= 0.10 IN)....70.
EXTENDED...
.FRIDAY...COLDER. RAIN AND SNOW SHOWERS LIKELY. SNOW LEVEL
4000 FEET. LOWS 25 TO 35. HIGHS 35 TO 45. NORTHWEST WINDS 10 TO
20 MPH.
.SATURDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS
25 TO 35. HIGHS 40 TO 50. NORTHEAST WINDS 6 TO 12 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 40 TO 50. NORTHEAST
WINDS 6 TO 12 MPH.
.MONDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 40 TO 50.
.TUESDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS 45 TO 55.
=
Forecast Issuance time: 300 PM PST TUE NOV 24 2009
TONIGHT...
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....25-30 VALLEYS AND 30-35 RIDGES.
MAX HUMIDITY........80-95 PERCENT VALLEYS AND 45-60 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 6 TO 12 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY...
SKY/WEATHER.........SUNNY. AREAS OF FREEZING FOG IN THE MORNING.
MAX TEMPERATURE.....45-50.
MIN HUMIDITY........55-65 PERCENT VALLEYS AND 35-45 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 6 TO 12 MPH.
CWR (>= 0.10 IN)....0.
WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....25-30 VALLEYS AND 30-35 RIDGES.
MAX HUMIDITY........85-95 PERCENT VALLEYS AND 50-70 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...EAST WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST WINDS 6 TO 12 MPH. GUSTS UP TO
20 MPH EARLY IN THE MORNING.
CWR (>= 0.10 IN)....0.
THANKSGIVING DAY...
SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN AND SNOW IN THE
EVENING.
MAX TEMPERATURE.....50-55 VALLEYS AND 45-50 RIDGES.
MIN HUMIDITY........45-55 PERCENT VALLEYS AND 30-40 PERCENT RIDGES.
20-FOOT WINDS.......
VALLEYS/LWR SLOPES...SOUTH WINDS 6 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO 20
MPH INCREASING TO 35 MPH IN THE AFTERNOON
AND EVENING.
CWR (>= 0.10 IN)....40.
EXTENDED...
.FRIDAY...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. 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 5500 FEET. LOWS 20 TO 25. HIGHS 40 TO 45.
NORTHEAST WINDS 5 TO 15 MPH.
.SUNDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS 40 TO 45. NORTHEAST
WINDS 5 TO 15 MPH.
.MONDAY THROUGH TUESDAY...PARTLY CLOUDY. LOWS 25 TO 30. HIGHS
40 TO 50.
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