Alert archive / California / Red Flag Warnings in 2008

Red Flag Warning 7, NWS Sacramento, CA

July 8, 2008

NWS Sacramento, CA issued this red flag warning at Jul 8, 2008, 2:37 AM PDT. It took effect at Jul 8, 2008, 8:00 AM PDT. It was in force for 3 days. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 8, 2008, 2:37 AM PDT (09:37 UTC)
In effect from
Jul 8, 2008, 8:00 AM PDT
Expired
Jul 11, 2008, 6:00 PM PDT
In force
3 days
Issued by
NWS Sacramento, CA

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS86 KSTO 080937
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
237 AM PDT TUE JUL 8 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES FOR THE
NORTHERN SACRAMENTO VALLEY...NORTHERN INTERIOR MOUNTAINS AND
HIGHER TERRAIN OVER THE WESTERN EDGE OF THE VALLEY FROM SOUTHERN
LAKE COUNTY TO DIABLO RANGE THIS MORNING INTO EARLY THURSDAY
MORNING...

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT RECOVERIES THROUGH THE REST OF THE
WEEK...PEAKING TUESDAY NIGHT AND WEDNESDAY. NORTH TO
NORTHEASTERLY WINDS OVER THE NORTHERN SACRAMENTO VALLEY AND
ADJACENT FOOTHILLS ARE EXPECTED TO INCREASE TODAY AND CONTINUE
THROUGH WEDNESDAY NIGHT. THESE WINDS WILL BE LOCALLY GUSTY DOWN CANYONS
AND NEAR RIDGE TOPS. WINDS ELSEWHERE IN THE WARNING AREA ARE NOT
EXPECTED TO BE STRONG...BUT WHEN COMBINED WITH THE HEAT AND DRY
AIRMASS THEY WILL BE SUFFICIENT TO BRING VERY LOW HUMIDITY LEVELS.
AREAS WITH OVERNIGHT HUMIDITY RECOVERY BELOW 30 PERCENT ARE
EXPECTED...AND DAYTIME MINIMUMS INTO THE SINGLE DIGITS.

CAZ213-215-263-266-268-279-081745-
/O.UPG.KSTO.FW.A.0006.080708T1800Z-080710T0600Z/
/O.NEW.KSTO.FW.W.0007.080708T1500Z-080710T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
237 AM PDT TUE JUL 8 2008

...RED FLAG WARNING IN EFFECT FROM 8 AM THIS MORNING TO 8 AM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING FOR THE INTERIOR MOUNTAINS AND FOOTHILLS...WHICH IS IN EFFECT FROM
8 AM THIS MORNING TO 8 AM PDT THURSDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES ARE
FORECAST THIS WEEK FROM THE COASTAL RANGE TO THE VALLEY AND BUTTE
AND PLUMAS COUNTIES. TODAY AND WEDNESDAY AFTERNOON HIGHS WILL
RANGE FROM 95 TO 110 IN THE VALLEY AND ADJACENT FOOTHILLS WITH 80S
AND 90S OVER PLUMAS COUNTY. HUMIDITY LEVELS WILL DROP BELOW 10
PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH
LOCALLY STRONGER GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND
OVER RIDGES DURING THE OVERNIGHT AND MORNING HOURS FROM THIS
MORNING THROUGH WEDNESDAY NIGHT. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS TUESDAY NIGHT AND WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ219-264-081745-
/O.UPG.KSTO.FW.A.0006.080708T1800Z-080710T0600Z/
/O.NEW.KSTO.FW.W.0007.080708T1800Z-080710T1500Z/
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
237 AM PDT TUE JUL 8 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE
WESTERN EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE...WHICH IS IN
EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT THURSDAY. THE FIRE
WEATHER WATCH IS NO LONGER IN EFFECT.

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST THIS
WEEK FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE WESTERN
EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE. THIS AFTERNOON AND WEDNESDAY
AFTERNOON HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY LEVELS WILL
DROP TO 10 TO 15 PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10
TO 15 MPH WITH LOCALLY STRONGER GUSTS AT 20 TO 30 MPH OVER
SOUTHERN LAKE COUNTY TODAY THROUGH WEDNESDAY NIGHT. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 40
PERCENT ARE EXPECTED IN MOST OF THOSE AREAS TUESDAY NIGHT AND
WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ217-218-081745-
/O.NEW.KSTO.FW.W.0007.080708T1800Z-080710T1500Z/
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
237 AM PDT TUE JUL 8 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING FOR HIGHER TERRAIN OVER THE EXTREME WESTERN EDGE OF THE
VALLEY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT
THURSDAY.

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST THIS
WEEK FOR THE VALLEY AND ADJACENT FOOTHILLS OVER THE WESTERN EDGE
OF THE VALLEY. THIS AFTERNOON AND WEDNESDAY AFTERNOON HIGHS WILL
RANGE FROM 100 TO 110. HUMIDITY LEVELS WILL DROP TO 10 TO 15
PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH
LOCALLY STRONGER GUSTS TO 20 MPH TODAY THROUGH WEDNESDAY NIGHT. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 30 PERCENT
ARE EXPECTED IN MOST OF THOSE AREAS TUESDAY NIGHT AND WEDNESDAY
NIGHT..

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
JCLAPP
12 follow-up statements
000 
WWUS86 KSTO 081536
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
836 AM PDT TUE JUL 8 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES FOR THE
NORTHERN SACRAMENTO VALLEY...NORTHERN INTERIOR MOUNTAINS AND
HIGHER TERRAIN OVER THE WESTERN EDGE OF THE VALLEY FROM THE
CENTRAL SACRAMENTO VALLEY TO DIABLO RANGE THIS MORNING INTO EARLY
THURSDAY MORNING...INCLUDING SOUTHERN LAKE COUNTY.

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT RECOVERIES THROUGH THE REST OF THE
WEEK...PEAKING TUESDAY NIGHT AND WEDNESDAY. NORTH TO
NORTHEASTERLY WINDS OVER THE NORTHERN SACRAMENTO VALLEY AND
ADJACENT FOOTHILLS ARE EXPECTED TO INCREASE TODAY AND CONTINUE
THROUGH WEDNESDAY NIGHT. THESE WINDS WILL BE LOCALLY GUSTY DOWN
CANYONS AND NEAR RIDGE TOPS. WINDS ELSEWHERE IN THE WARNING AREA
ARE NOT EXPECTED TO BE STRONG...BUT WHEN COMBINED WITH THE HEAT
AND DRY AIRMASS THEY WILL BE SUFFICIENT TO BRING VERY LOW
HUMIDITY LEVELS. AREAS WITH OVERNIGHT HUMIDITY RECOVERY BELOW
30 PERCENT ARE EXPECTED...AND DAYTIME MINIMUMS INTO THE SINGLE
DIGITS.

CAZ216-082345-
/O.EXA.KSTO.FW.W.0007.080708T1800Z-080710T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
836 AM PDT TUE JUL 8 2008

...RED FLAG WARNING IN EFFECT UNTIL 8 AM PDT THURSDAY FOR 
LOW HUMIDITY...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 AM PDT THURSDAY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
THIS WEEK FOR THE HIGHER TERRAIN OVER THE WESTERN EDGE OF THE
CENTRAL VALLEY. THIS AFTERNOON AND WEDNESDAY AFTERNOON HIGHS WILL
RANGE FROM 105 TO 110. HUMIDITY LEVELS WILL DROP TO 10 TO 15
PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 5 TO 15 MPH WITH
LOCALLY STRONGER GUSTS AT 20 TO 30 MPH OVER THE FAR WESTERN
PORTION OF THE CENTRAL VALLEY THROUGH WEDNESDAY NIGHT. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 40 PERCENT
ARE EXPECTED IN MOST OF THOSE AREAS TONIGHT AND WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-263-266-268-279-082345-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080710T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
836 AM PDT TUE JUL 8 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY 
FOR LOW HUMIDITY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY. 

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES ARE
FORECAST THIS WEEK FROM THE COASTAL RANGE TO THE VALLEY AND BUTTE
AND PLUMAS COUNTIES. TODAY AND WEDNESDAY AFTERNOON HIGHS WILL
RANGE FROM 95 TO 110 IN THE VALLEY AND ADJACENT FOOTHILLS WITH
80S AND 90S OVER PLUMAS COUNTY. HUMIDITY LEVELS WILL DROP BELOW
10 PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH
LOCALLY STRONGER GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS
AND OVER RIDGES DURING THE OVERNIGHT AND MORNING HOURS FROM THIS
MORNING THROUGH WEDNESDAY NIGHT. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS TUESDAY NIGHT AND WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ217>219-264-082345-
/O.CON.KSTO.FW.W.0007.080708T1800Z-080710T1500Z/
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
836 AM PDT TUE JUL 8 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY FOR 
LOW HUMIDITY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
THIS WEEK FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE
WESTERN EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE. THIS
AFTERNOON AND WEDNESDAY AFTERNOON HIGHS WILL RANGE FROM 95 TO
110. HUMIDITY LEVELS WILL DROP TO 10 TO 15 PERCENT. NORTHERLY
WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY STRONGER GUSTS
AT 20 TO 30 MPH OVER SOUTHERN LAKE COUNTY TODAY THROUGH WEDNESDAY
NIGHT. WARM OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY
BELOW 40 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS TUESDAY
NIGHT AND WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

RB
000 
WWUS86 KSTO 090106
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
606 PM PDT TUE JUL 8 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES FOR THE
NORTHERN SACRAMENTO VALLEY...NORTHERN INTERIOR MOUNTAINS AND
HIGHER TERRAIN INCLUDING SOUTHERN LAKE COUNTY AND OVER THE WESTERN
EDGE OF THE VALLEY FROM THE CENTRAL SACRAMENTO VALLEY TO DIABLO
RANGE THIS MORNING INTO EARLY FRIDAY MORNING.

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT RECOVERIES THROUGH THE REST OF THE
WEEK. NORTH TO NORTHEASTERLY WINDS OVER THE NORTHERN SACRAMENTO
VALLEY AND ADJACENT FOOTHILLS ARE EXPECTED TO INCREASE IN THE LATE
NIGHT AND EARLY MORNING HOURS THROUGH FRIDAY MORNING. THESE WINDS WILL BE
LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. WINDS ELSEWHERE IN
THE WARNING AREA ARE NOT EXPECTED TO BE STRONG...BUT WHEN COMBINED
WITH THE HEAT AND DRY AIRMASS THEY WILL CONTRIBUTE TO FIRE WEATHER CONCERNS.
AREAS WITH OVERNIGHT HUMIDITY RECOVERY BELOW 30 PERCENT ARE
EXPECTED...AND DAYTIME MINIMUMS INTO THE SINGLE DIGITS.

CAZ213-215-263-266-268-279-091500-
/O.EXT.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
606 PM PDT TUE JUL 8 2008

...RED FLAG WARNING NOW IN EFFECT UNTIL 8 AM PDT FRIDAY 
FOR VERY LOW HUMIDITIES...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 8 AM PDT FRIDAY. 

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES ARE
FORECAST THIS WEEK FROM THE COASTAL RANGE TO THE VALLEY AND BUTTE
AND PLUMAS COUNTIES. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110 IN
THE VALLEY AND ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS
COUNTY. HUMIDITY LEVELS WILL DROP BELOW 10 PERCENT. NORTHERLY
WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY STRONGER GUSTS
AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING THE
OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 30 PERCENT
ARE EXPECTED IN MOST OF THOSE AREAS THROUGH THURSDAY
NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-091500-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080710T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
606 PM PDT TUE JUL 8 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY
FOR VERY LOW HUMIDITIES...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
THIS WEEK FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE
WESTERN EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE. AFTERNOON
HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY LEVELS WILL DROP TO 10
TO 15 PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH
WITH LOCALLY STRONGER GUSTS AT 20 TO 30 MPH OVER SOUTHERN LAKE
COUNTY THROUGH WEDNESDAY NIGHT. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 40 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS THROUGH WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 091318
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
618 AM PDT WED JUL 9 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES FOR THE
NORTHERN SACRAMENTO VALLEY...NORTHERN INTERIOR MOUNTAINS AND
HIGHER TERRAIN INCLUDING SOUTHERN LAKE COUNTY AND OVER THE
WESTERN EDGE OF THE VALLEY FROM THE CENTRAL SACRAMENTO VALLEY TO
DIABLO RANGE FROM TODAY INTO EARLY FRIDAY MORNING.

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT RECOVERIES THROUGH THE REST OF THE
WEEK. NORTH TO NORTHEASTERLY WINDS OVER THE NORTHERN SACRAMENTO
VALLEY AND ADJACENT FOOTHILLS ARE EXPECTED TO INCREASE IN THE
LATE NIGHT AND EARLY MORNING HOURS THROUGH FRIDAY MORNING. THESE
WINDS WILL BE LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS.
WINDS ELSEWHERE IN THE WARNING AREA ARE NOT EXPECTED TO BE
STRONG...BUT WHEN COMBINED WITH THE HEAT AND DRY AIRMASS THEY
WILL CONTRIBUTE TO FIRE WEATHER CONCERNS. AREAS WITH OVERNIGHT
HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED...AND DAYTIME
MINIMUMS INTO THE SINGLE DIGITS.

CAZ213-215-263-266-268-279-100000-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
618 AM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY. 

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES ARE
FORECAST THIS WEEK FROM THE COASTAL RANGE TO THE VALLEY AND BUTTE
AND PLUMAS COUNTIES. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110 IN
THE VALLEY AND ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS
COUNTY. HUMIDITY LEVELS WILL DROP BELOW 10 PERCENT. NORTHERLY
WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY STRONGER GUSTS
AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING
THE OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW
30 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS THROUGH THURSDAY
NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-100000-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080710T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
618 AM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
THIS WEEK FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE
WESTERN EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE. AFTERNOON
HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY LEVELS WILL DROP TO
10 TO 15 PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH
WITH LOCALLY STRONGER GUSTS AT 20 TO 30 MPH OVER SOUTHERN LAKE
COUNTY THROUGH WEDNESDAY NIGHT. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 40 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS THROUGH WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 091730
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
1030 AM PDT WED JUL 9 2008

...EXTENDING RED FLAG WARNING TO INCLUDE THE REMAINDER OF THE
WESTERN SLOPE OF THE SIERRA NORTH OF YOSEMITE...

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES FOR THE
NORTHERN SACRAMENTO VALLEY AND SURROUNDING HIGHER TERRAIN...
INCLUDING NORTHERN MOUNTAINS...FOOTHILLS AND SIERRA
MOUNTAINS...SOUTHERN LAKE COUNTY AND THE WESTERN EDGE OF THE
VALLEY FROM THE CENTRAL SACRAMENTO VALLEY TO DIABLO RANGE FROM
TODAY INTO EARLY FRIDAY MORNING.

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT RECOVERIES THROUGH THE REST OF THE
WEEK. NORTH TO NORTHEASTERLY WINDS OVER THE NORTHERN SACRAMENTO
VALLEY AND ADJACENT FOOTHILLS WILL PEAK IN THE EARLY MORNING HOURS
THROUGH FRIDAY MORNING. THESE WINDS WILL BE LOCALLY GUSTY DOWN
CANYONS AND NEAR RIDGE TOPS. WINDS ELSEWHERE IN THE WARNING AREA
ARE NOT EXPECTED TO BE STRONG...BUT WHEN COMBINED WITH THE HEAT
AND DRY AIRMASS THEY WILL CONTRIBUTE TO FIRE WEATHER CONCERNS.
AREAS WITH OVERNIGHT HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT
ARE EXPECTED...AND DAYTIME MINIMUMS INTO THE SINGLE DIGITS.

CAZ220-221-267-269-100130-
/O.EXB.KSTO.FW.W.0007.080709T1730Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
1030 AM PDT WED JUL 9 2008

...RED FLAG WARNING IN EFFECT UNTIL 8 AM PDT FRIDAY FOR 
VERY DRY CONDITIONS...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE WESTERN
SLOPE OF THE SIERRA MOUNTAINS AND MOTHERLODE.

DRY CONDITIONS IN THE MOTHERLODE AND NORTHERN SIERRA INCLUDING THE
TAHOE...ELDORADO AND STANISLAUS NF/S WEST OF THE SIERRA CREST ARE
BECOMING MORE OF A CONCERN. LOW AFTERNOON RH VALUES COUPLED WITH
INCREASINGLY POORER RH RECOVERY LEVELS ARE BEING OBSERVED OVER
RIDGES AND THROUGH WIND BLOWN CANYONS.

EAST TO NORTHEASTERLY WINDS ARE EXPECTED TO BE 6 TO 12 MPH WITH
LOCALLY STRONGER GUSTS AT 15 TO 30 MPH THROUGH ALIGNED CANYONS AND
OVER RIDGES DURING THE OVERNIGHT AND MORNING HOURS THROUGH FRIDAY
MORNING. WARM OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY
NEAR OR BELOW 30 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS
THROUGH THURSDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-263-266-268-279-100130-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
1030 AM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR 
VERY DRY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE
NORTHERN SACRAMENTO VALLEY AND SURROUNDING HIGHER TERRAIN.

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES ARE
FORECAST THIS WEEK FROM THE COASTAL RANGE TO THE VALLEY AND BUTTE
AND PLUMAS COUNTIES. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110 IN
THE VALLEY AND ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS
COUNTY. HUMIDITY LEVELS WILL DROP BELOW 10 PERCENT. NORTHERLY
WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY STRONGER GUSTS
AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING
THE OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW
30 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS THROUGH THURSDAY
NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-100130-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080710T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
1030 AM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY FOR
VERY DRY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THURSDAY FOR
THE WESTERN EDGE OF THE SACRAMENTO VALLEY FROM GLENN COUNTY
SOUTHWARD INTO THE NORTHERN SAN JOAQUIN VALLEY INCLUDING LAKE
COUNTY.

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
THIS WEEK FOR SOUTHERN LAKE COUNTY AND HIGHER TERRAIN OVER THE
WESTERN EDGE OF THE VALLEY TO INCLUDE DIABLO RANGE. AFTERNOON
HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY LEVELS WILL DROP TO
10 TO 15 PERCENT. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH
WITH LOCALLY STRONGER GUSTS AT 20 TO 30 MPH OVER SOUTHERN LAKE
COUNTY THROUGH WEDNESDAY NIGHT. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 40 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS THROUGH WEDNESDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 100138
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
638 PM PDT WED JUL 9 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES COMBINED
WITH BREEZY WINDS PRODUCING HIGH FIRE DANGER FOR MUCH OF NORTHERN
CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL BRING VERY HOT AND DRY
CONDITIONS WITH POOR OVERNIGHT HUMIDITY RECOVERIES THROUGH THE
REST OF THE WORK WEEK. NORTH TO NORTHEASTERLY WINDS OVER THE
NORTHERN SACRAMENTO VALLEY AND ADJACENT FOOTHILLS WILL PEAK IN THE
EARLY MORNING HOURS THROUGH FRIDAY MORNING. THESE WINDS WILL BE
LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. LOCALLY GUSTY
WINDS CAN BE EXPECTED ELSEWHERE IN THE WARNING AREA AND ALTHOUGH
ARE NOT EXPECTED TO BE AS WIDESPREAD...WILL COMBINED WITH THE HEAT
AND DRY AIRMASS CONTRIBUTING TO HIGH FIRE DANGER. AREAS WITH
OVERNIGHT HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT ARE EXPECTED
WITH DAYTIME MINIMUM HUMIDITY EXPECTED TO DROP INTO THE SINGLE
DIGITS.

CAZ216>219-264-101400-
/O.EXT.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
638 PM PDT WED JUL 9 2008

...RED FLAG WARNING NOW IN EFFECT UNTIL 8 AM PDT FRIDAY...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 8 AM PDT FRIDAY FOR
THE HIGHER TERRAIN WESTERN EDGE OF THE CENTRAL AND SOUTHERN
SACRAMENTO VALLEY AND NORTHERN SAN JOAQUIN VALLEY AND LAKE COUNTY
FOR LOW HUMIDITY AND BREEZY WINDS.

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
TO CONTINUE FOR THE REST OF THIS WEEK FOR SOUTHERN LAKE COUNTY AND
HIGHER TERRAIN OVER THE WESTERN EDGE OF THE VALLEY TO INCLUDE
DIABLO RANGE. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY
LEVELS WILL DROP TO 10 TO 15 PERCENT AND LOCALLY DOWN TO SINGLE DIGITS.
NORTHERLY WINDS ARE EXPECTED TO BE 6 TO 15 MPH WITH LOCALLY
STRONGER GUSTS TO 20 MPH. WARM OVERNIGHT TEMPERATURES AND POOR
HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED IN MOST OF THOSE
AREAS THROUGH THURSDAY NIGHT. HIGHER HUMIDITY RECOVERY HAS BEEN
EXPERIENCED AND IS EXPECTED AT THE LOWER ELEVATION VALLEY
LOCATIONS AND THEREFORE ARE NOT INCLUDED IN THE WARNING. 

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ220-221-267-269-101400-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
638 PM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE
WEST SLOPES OF THE NORTHERN SIERRA NEVADA AND MOTHERLODE FOR LOW
DAYTIME HUMIDITY...POOR OVERNIGHT RECOVERY AND BREEZY WINDS.

DRY AND BREEZY CONDITIONS IN THE MOTHERLODE AND NORTHERN SIERRA
INCLUDING THE TAHOE...ELDORADO AND STANISLAUS NF/S WILL CONTINUE
THROUGH THE REST OF THE WORK WEEK. EAST TO NORTHEASTERLY WINDS
ARE EXPECTED TO BE 6 TO 12 MPH WITH LOCALLY STRONGER GUSTS AT 15
TO 30 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING THE
OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM OVERNIGHT
TEMPERATURES AND POOR HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT
ARE EXPECTED IN MOST OF THOSE AREAS THROUGH THURSDAY NIGHT.
DAYTIME HUMIDITY VALUES ARE EXPECTED TO AGAIN DROP INTO THE LOWER
TEENS AND EVEN DOWN TO THE SINGLE DIGITS IN SOME AREAS.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-263-266-268-279-101400-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
638 PM PDT WED JUL 9 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE
NORTHERN SACRAMENTO VALLEY AND SURROUNDING FOOTHILLS...THE
MOUNTAINS OF SHASTA COUNTY SOUTHWARD TO NORTHERN LAKE COUNTY AND
THE WEST SLOPES OF THE NORTHERN SIERRA NEVADA FOR LOW DAYTIME
HUMIDITY AND POOR NIGHTTIME HUMIDITY RECOVERY AND BREEZY WINDS.

VERY LOW HUMIDITIES COUPLED WITH RECORD HIGH TEMPERATURES AND
BREEZY WINDS AT TIMES ARE FORECAST FOR THE REST OF THIS WORK WEEK.
AFTERNOON HIGHS WILL RANGE FROM 95 TO 110 IN THE VALLEY AND
ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS COUNTY. HUMIDITY
LEVELS WILL DROP LOCALLY BELOW 10 PERCENT IN THE AFTERNOONS. NORTHERLY
WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY STRONGER GUSTS
AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING THE
OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM OVERNIGHT
TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE
EXPECTED IN MOST OF THOSE AREAS THROUGH THURSDAY NIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 101108
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
408 AM PDT THU JUL 10 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES COMBINED
WITH BREEZY WINDS PRODUCING HIGH FIRE DANGER FOR MUCH OF NORTHERN
CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING VERY HOT AND
DRY CONDITIONS WITH POOR OVERNIGHT HUMIDITY RECOVERY VALUES THROUGH
THE REST OF THE WORK WEEK. NORTH TO NORTHEASTERLY WINDS OVER THE
NORTHERN SACRAMENTO VALLEY AND ADJACENT FOOTHILLS WILL PEAK IN THE
EARLY MORNING HOURS THROUGH FRIDAY MORNING. THESE WINDS WILL BE
LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. LOCALLY GUSTY
WINDS CAN BE EXPECTED ELSEWHERE IN THE WARNING AREA...THOUGH NOT
AS WIDESPREAD. THESE WINDS COMBINED WITH THE HEAT AND DRY AIRMASS
WILL CONTRIBUTE TO HIGH FIRE DANGER. AREAS WITH OVERNIGHT HUMIDITY
RECOVERY NEAR OR BELOW 30 PERCENT ARE EXPECTED WITH DAYTIME
MINIMUM HUMIDITY EXPECTED TO DROP INTO THE SINGLE DIGITS.

CAZ220-221-267-269-101915-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
408 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY. 

DRY AND BREEZY CONDITIONS IN THE MOTHERLODE AND NORTHERN SIERRA
INCLUDING THE TAHOE...ELDORADO AND STANISLAUS NF/S WILL CONTINUE
THROUGH THE REST OF THE WORK WEEK. EAST TO NORTHEASTERLY WINDS
ARE EXPECTED TO BE 6 TO 12 MPH WITH LOCALLY STRONGER GUSTS AT
15 TO 30 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES DURING THE
OVERNIGHT AND MORNING HOURS THROUGH FRIDAY MORNING. WARM
OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY NEAR OR BELOW
30 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS THROUGH TONIGHT.
DAYTIME HUMIDITY VALUES ARE EXPECTED TO AGAIN DROP INTO THE LOWER
TEENS AND EVEN DOWN TO THE SINGLE DIGITS IN SOME AREAS.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-263-266-268-279-101915-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
408 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY. 

VERY LOW HUMIDITIES COUPLED WITH NEAR RECORD HIGH TEMPERATURES AND
BREEZY WINDS AT TIMES ARE FORECAST FOR THE REST OF THIS WORK
WEEK. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110 IN THE VALLEY AND
ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS COUNTY. HUMIDITY
LEVELS WILL DROP LOCALLY BELOW 10 PERCENT IN THE AFTERNOONS.
NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY
STRONGER GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER
RIDGES DURING THE OVERNIGHT AND MORNING HOURS THROUGH FRIDAY
MORNING. WARM OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERY
BELOW 30 PERCENT ARE EXPECTED IN MOST OF THOSE AREAS THROUGH
TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-101915-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
408 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
TO CONTINUE FOR THE REST OF THIS WEEK FOR SOUTHERN LAKE COUNTY
AND HIGHER TERRAIN OVER THE WESTERN EDGE OF THE VALLEY TO INCLUDE
DIABLO RANGE. AFTERNOON HIGHS WILL RANGE FROM 95 TO 110. HUMIDITY
LEVELS WILL DROP TO 10 TO 15 PERCENT AND LOCALLY DOWN TO SINGLE
DIGITS. NORTHERLY WINDS ARE EXPECTED TO BE 6 TO 15 MPH WITH
LOCALLY STRONGER GUSTS TO 20 MPH. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS THROUGH TONIGHT. HIGHER HUMIDITY RECOVERY HAS
BEEN EXPERIENCED AND IS EXPECTED AT THE LOWER ELEVATION VALLEY
LOCATIONS AND THEREFORE ARE NOT INCLUDED IN THE WARNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 101857
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
1157 AM PDT THU JUL 10 2008

...LOW DAYTIME HUMIDITY AND POOR OVERNIGHT RECOVERIES COMBINED
WITH BREEZY WINDS PRODUCING HIGH FIRE DANGER FOR MUCH OF NORTHERN
CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING VERY HOT
AND DRY CONDITIONS WITH POOR OVERNIGHT HUMIDITY RECOVERY VALUES
TODAY THROUGH EARLY FRIDAY. NORTH TO NORTHEASTERLY WINDS OVER THE
NORTHERN SACRAMENTO VALLEY AND ADJACENT FOOTHILLS WILL PEAK BY
EARLY FRIDAY MORNING. THESE WINDS WILL BE LOCALLY GUSTY DOWN
CANYONS AND NEAR RIDGE TOPS. THE WINDS COMBINED WITH THE HEAT AND
A DRY AIRMASS WILL CONTRIBUTE TO HIGH FIRE DANGER. AREAS WITH
OVERNIGHT HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT AND DAYTIME
MINIMUM HUMIDITY INTO THE SINGLE DIGITS ARE EXPECTED.

CAZ220-221-267-269-110400-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
1157 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY 
FOR DRY AND BREEZY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY. 

DRY AND BREEZY CONDITIONS IN THE MOTHERLODE AND NORTHERN SIERRA
INCLUDING THE TAHOE...ELDORADO AND STANISLAUS NF/S WILL CONTINUE
THROUGH FRIDAY. EAST TO NORTHEASTERLY WINDS ARE EXPECTED TO BE 6
TO 12 MPH WITH LOCALLY STRONGER GUSTS AT 15 TO 30 MPH THROUGH
ALIGNED CANYONS AND OVER RIDGES DURING THE OVERNIGHT AND MORNING
HOURS THROUGH FRIDAY MORNING. WARM OVERNIGHT TEMPERATURES AND POOR
HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT ARE EXPECTED IN MOST OF
THOSE AREAS THROUGH FRIDAY MORNING. DAYTIME HUMIDITY VALUES ARE
EXPECTED TO AGAIN DROP INTO THE LOWER TEENS AND EVEN DOWN TO THE
SINGLE DIGITS IN SOME AREAS THIS AFTERNOON.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-263-266-268-279-110400-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-SOUTHEAST EDGE SHASTA-
TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
1157 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY 
FOR DRY AND BREEZY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE
NORTHERN SACRAMENTO VALLEY AND SURROUNDING HIGHER TERRAIN. 

VERY LOW HUMIDITIES COUPLED WITH NEAR RECORD HIGH TEMPERATURES
AND BREEZY WINDS AT TIMES ARE FORECAST FOR TODAY AND TONIGHT.
AFTERNOON HIGHS TODAY WILL RANGE FROM 95 TO 110 IN THE VALLEY AND
ADJACENT FOOTHILLS WITH 80S AND 90S OVER PLUMAS COUNTY. HUMIDITY
LEVELS WILL DROP LOCALLY BELOW 10 PERCENT IN THE AFTERNOON.
NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH LOCALLY
STRONGER GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER
RIDGES TONIGHT AND THROUGH FRIDAY MORNING. WARM OVERNIGHT
TEMPERATURES AND POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE
EXPECTED IN MOST OF THOSE AREAS THROUGH TONIGHT INTO FRIDAY
MORNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-110400-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
1157 AM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY 
FOR DRY AND BREEZY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR
THE WESTERN EDGE OF THE SACRAMENTO VALLEY FROM GLENN COUNTY
SOUTHWARD INTO THE NORTHERN SAN JOAQUIN VALLEY INCLUDING LAKE
COUNTY. 

VERY LOW HUMIDITIES COUPLED WITH HIGH TEMPERATURES ARE FORECAST
TO CONTINUE FOR THE REST OF THIS WEEK FOR SOUTHERN LAKE COUNTY
AND HIGHER TERRAIN OVER THE WESTERN EDGE OF THE VALLEY TO INCLUDE
DIABLO RANGE. AFTERNOON HIGHS TODAY WILL RANGE FROM 95 TO 110.
HUMIDITY LEVELS WILL DROP TO 10 TO 15 PERCENT AND LOCALLY DOWN TO
SINGLE DIGITS. NORTHERLY WINDS ARE EXPECTED TO BE 6 TO 15 MPH WITH
LOCALLY STRONGER GUSTS TO 20 MPH. WARM TEMPERATURES AND POOR
HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED IN MOST OF THOSE
AREAS OVERNIGHT INTO FRIDAY MORNING. HIGHER HUMIDITY RECOVERY HAS BEEN
EXPERIENCED AND IS EXPECTED AT THE LOWER ELEVATION VALLEY
LOCATIONS AND THEREFORE ARE NOT INCLUDED IN THE WARNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 110037
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
537 PM PDT THU JUL 10 2008

...POOR OVERNIGHT HUMIDITY RECOVERIES COMBINED WITH BREEZY WINDS
CONTINUE TO PRODUCE HIGH FIRE DANGER FOR MUCH OF NORTHERN
CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING ABOVE
NORMAL TEMPERATURES AND DRY CONDITIONS INTO THE WEEKEND...ALTHOUGH
A GRADUAL COOLING TREND WILL BEGIN FRIDAY AFTERNOON AS THE HIGH
STARTS TO WEAKEN. BREEZY WINDS ARE EXPECTED TO DEVELOP TONIGHT AND
CONTINUE INTO FRIDAY MORNING...MAINLY OVER THE NORTHERN SACRAMENTO
VALLEY AND THE NORTHERN MOUNTAINS. THE NORTH TO NORTHEASTERLY
WINDS OVER THE NORTHERN SACRAMENTO VALLEY AND ADJACENT FOOTHILLS
WILL PEAK BY EARLY FRIDAY MORNING. THESE WINDS WILL BE LOCALLY
GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. AREAS WITH HUMIDITY
RECOVERIES NEAR OR BELOW 30 PERCENT ARE EXPECTED FOR FRIDAY
MORNING. THE WINDS COMBINED WITH THE HEAT AND A DRY AIRMASS WILL
CONTRIBUTE TO HIGH FIRE DANGER. THE WINDS ARE EXPECTED TO DIMINISH
BY THE LATE MORNING AND AFTERNOON MINIMUM RELATIVE HUMIDITIES ARE
EXPECTED TO IMPROVE SLIGHTLY.

CAZ213-215-266-111200-
/O.EXT.KSTO.FW.W.0007.000000T0000Z-080711T1800Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
537 PM PDT THU JUL 10 2008

...RED FLAG WARNING NOW IN EFFECT UNTIL 11 AM PDT FRIDAY FOR POOR 
HUMIDITY RECOVERIES AND BREEZY WINDS...

THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 11 AM PDT FRIDAY FOR
THE NORTHERN SACRAMENTO VALLEY AND SURROUNDING HIGHER TERRAIN.

NORTHERLY WINDS ARE EXPECTED TO DEVELOP OVERNIGHT AT 10 TO 15 MPH
WITH LOCALLY STRONGER GUSTS AT 25 TO 35 MPH THROUGH ALIGNED
CANYONS AND OVER RIDGES. THESE WINDS WILL PEAK EARLY FRIDAY MORNING
AND THEN DIMINISH BEFORE NOON. WARM OVERNIGHT TEMPERATURES AND
POOR HUMIDITY RECOVERY BELOW 30 PERCENT ARE EXPECTED OVER PORTIONS
OF THE NORTHERN SACRAMENTO VALLEY AND THE NORTHERN SIERRA
FOOTHILLS BY FRIDAY MORNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ220-221-267-269-111200-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
537 PM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR POOR 
HUMIDITY RECOVERIES AND BREEZY WINDS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR
THE MOTHERLODE AND NORTHERN SIERRA INCLUDING THE TAHOE...ELDORADO
AND STANISLAUS NF/S.

DRY AND BREEZY CONDITIONS IN THE NORTHERN SIERRA AND THE FOOTHILLS
WILL CONTINUE INTO EARLY FRIDAY MORNING. EAST TO NORTHEASTERLY
WINDS ARE EXPECTED AT 6 TO 12 MPH WITH LOCALLY STRONGER GUSTS AT
15 TO 30 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES OVERNIGHT
INTO EARLY FRIDAY MORNING. WARM OVERNIGHT TEMPERATURES AND POOR
HUMIDITY RECOVERIES NEAR OR BELOW 30 PERCENT ARE ALSO EXPECTED IN
MOST OF THOSE AREAS BY FRIDAY MORNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ263-268-279-111200-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-
GLENN UNIT-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
537 PM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR POOR 
HUMIDITY RECOVERIES AND BREEZY WINDS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR
THE SOUTHEAST EDGE OF SHASTA TRINITY NATIONAL FOREST...EASTERN 
MENDICINO NATIONAL FOREST...WESTERN PORTIONS OF TEHAMA-GLENN
UNIT...LASSEN NATIONAL PARK...AND WESTERN PLUMAS COUNTY.

WARM OVERNIGHT TEMPERATURES AND POOR HUMIDITY RECOVERIES NEAR OR BELOW
30 PERCENT ARE EXPECTED IN THOSE AREAS TONIGHT INTO FRIDAY
MORNING. NORTHERLY WINDS ARE EXPECTED TO BE 10 TO 15 MPH WITH
LOCALLY STRONGER GUSTS TO 30 MPH THROUGH ALIGNED CANYONS AND OVER
RIDGES TONIGHT AND THROUGH FRIDAY MORNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-111200-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
537 PM PDT THU JUL 10 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR POOR 
HUMIDITY RECOVERIES AND BREEZY WINDS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT FRIDAY FOR THE
WESTERN EDGE OF THE SACRAMENTO VALLEY FROM GLENN COUNTY SOUTHWARD
INTO THE NORTHERN SAN JOAQUIN VALLEY INCLUDING LAKE COUNTY.

LOW OVERNIGHT HUMIDITY RECOVERIES COUPLED WITH BREEZY CONDITIONS
ARE EXPECTED OVERNIGHT FOR SOUTHERN LAKE COUNTY AND OVER HIGHER
TERRAIN ON THE WESTERN EDGE OF THE VALLEY...TO INCLUDE THE DIABLO
RANGE. NORTHERLY WINDS ARE EXPECTED TO DEVELOP OVERNIGHT AT 5 TO
15 MPH WITH LOCALLY STRONGER GUSTS TO AROUND 25 MPH. WARM
TEMPERATURES AND POOR HUMIDITY RECOVERY NEAR OR BELOW 30 PERCENT
ARE EXPECTED IN THOSE AREAS OVERNIGHT INTO FRIDAY MORNING. HIGHER
HUMIDITY RECOVERIES IN LOWER ELEVATION VALLEY LOCATIONS HAVE BEEN
EXPERIENCED AND THEREFORE THEY ARE NOT INCLUDED IN THE WARNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 111012
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
312 AM PDT FRI JUL 11 2008

...POOR HUMIDITY RECOVERIES EARLY THIS MORNING COMBINED WITH
BREEZY WINDS CONTINUE TO PRODUCE HIGH FIRE DANGER FOR MUCH OF
NORTHERN CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING DRY
CONDITIONS INTO THE WEEKEND WITH A GRADUAL COOLING TREND BEGINNING
TODAY AS THE HIGH STARTS TO WEAKEN. BREEZY WINDS OVER THE
NORTHERN SACRAMENTO VALLEY AND THE NORTHERN MOUNTAINS ARE
EXPECTED TO CONTINUE THROUGH THIS MORNING. THESE WINDS WILL BE
LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. AREAS WITH
HUMIDITY RECOVERIES NEAR OR BELOW 30 PERCENT ARE EXPECTED FOR
THIS MORNING. THE WINDS COMBINED WITH A DRY AIRMASS WILL
CONTRIBUTE TO HIGH FIRE DANGER. THE WINDS ARE EXPECTED TO DIMINISH
BY THE LATE MORNING AND AFTERNOON MINIMUM RELATIVE HUMIDITIES ARE
EXPECTED TO IMPROVE SLIGHTLY.

CAZ220-221-267-269-111500-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
312 AM PDT FRI JUL 11 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS
MORNING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING.

DRY AND BREEZY CONDITIONS IN THE NORTHERN SIERRA AND THE
FOOTHILLS WILL CONTINUE THROUGH MID MORNING. EAST TO
NORTHEASTERLY WINDS ARE EXPECTED AT 4 TO 9 MPH WITH LOCALLY
STRONGER GUSTS TO 20 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES
FROM PRE DAWN THROUGH MID MORNING. COOLER OVERNIGHT TEMPERATURES
AND SLIGHTLY IMPROVED HUMIDITY RECOVERIES ARE ALSO EXPECTED LATER
TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ213-215-266-111800-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1800Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
312 AM PDT FRI JUL 11 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING. 

EXPECT NORTHERLY WINDS OF 10 TO 15 MPH WITH LOCALLY STRONGER
GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES.
THESE WINDS WILL PEAK FROM PRE DAWN THROUGH MID MORNING AND THEN
DIMINISH BEFORE NOON. COOLER OVERNIGHT TEMPERATURES AND SLIGHTLY
IMPROVED HUMIDITY RECOVERIES ARE EXPECTED LATER TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ263-268-279-111500-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-
GLENN UNIT-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
312 AM PDT FRI JUL 11 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS
MORNING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING.

WARM EARLY MORNING TEMPERATURES AND POOR HUMIDITY RECOVERIES NEAR
OR BELOW 30 PERCENT ARE EXPECTED IN THOSE AREAS THROUGH SUNRISE
THIS MORNING. EXPECT NORTHERLY WINDS OF 10 TO 15 MPH WITH LOCALLY
STRONGER GUSTS TO 30 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES.
THESE WINDS WILL PEAK FROM PRE DAWN THROUGH MID MORNING AND THEN
DIMINISH BY LATE MORNING. COOLER OVERNIGHT TEMPERATURES AND
SLIGHTLY IMPROVED HUMIDITY RECOVERIES ARE EXPECTED LATER TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

CAZ216>219-264-111500-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
312 AM PDT FRI JUL 11 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS
MORNING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING.

WARM TEMPERATURES AND LOW HUMIDITY RECOVERIES NEAR OR BELOW 30
PERCENT COUPLED WITH BREEZY CONDITIONS ARE EXPECTED OVERNIGHT FOR
SOUTHERN LAKE COUNTY AND OVER HIGHER TERRAIN ON THE WESTERN EDGE
OF THE VALLEY...TO INCLUDE THE DIABLO RANGE. EXPECT NORTHERLY
WINDS 5 TO 15 MPH WITH LOCALLY STRONGER GUSTS TO AROUND 25 MPH.
COOLER OVERNIGHT TEMPERATURES AND SLIGHTLY IMPROVED HUMIDITY
RECOVERIES ARE EXPECTED LATER TONIGHT OVER HIGHER ELEVATIONS.
HOWEVER...HIGHER HUMIDITY RECOVERIES IN LOWER ELEVATION VALLEY
LOCATIONS HAVE ALREADY BEEN EXPERIENCED AND THEREFORE THEY ARE NOT
INCLUDED IN THE WARNING.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$

JCLAPP
000 
WWUS86 KSTO 111502
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
802 AM PDT FRI JUL 11 2008

...POOR HUMIDITY RECOVERIES EARLY THIS MORNING COMBINED WITH
BREEZY WINDS CONTINUE TO PRODUCE HIGH FIRE DANGER FOR PORTIONS OF
NORTHERN CALIFORNIA...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING DRY
CONDITIONS TODAY WITH A GRADUAL COOLING TREND AS THE HIGH STARTS
TO WEAKEN. BREEZY WINDS OVER THE NORTHERN SACRAMENTO VALLEY AND
THE NORTHERN MOUNTAINS ARE EXPECTED TO CONTINUE THROUGH THIS
MORNING. THESE WINDS WILL BE LOCALLY GUSTY DOWN CANYONS AND NEAR
RIDGE TOPS. AREAS WITH HUMIDITY RECOVERIES NEAR OR BELOW 30
PERCENT ARE EXPECTED FOR THIS MORNING. THE WINDS COMBINED WITH A
DRY AIRMASS WILL CONTRIBUTE TO HIGH FIRE DANGER. THE WINDS ARE
EXPECTED TO DIMINISH BY THE LATE MORNING AND AFTERNOON MINIMUM
RELATIVE HUMIDITIES ARE EXPECTED TO IMPROVE SLIGHTLY.

CAZ220-221-267-269-111615-
/O.EXP.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
CALAVERAS-TUOLUMNE UNIT-STANISLAUS NF WEST OF THE SIERRA CREST-
NORTHERN MOTHERLODE FROM 1000 TO 3000 FT. INCLUDES PORTIONS OF
NEVADA-YUBA-PLACER-AMADOR AND ELDORADO UNITS-
NORTHERN SIERRA INCLUDING THE TAHOE AND ELDORADO NF/S WEST OF THE
SIERRA CREST-
802 AM PDT FRI JUL 11 2008

...RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING...

THE RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING. 

OVERNIGHT RH RECOVERIES WERE MUCH IMPROVED THIS MORNING WHILE WINDS
HAVE BECOME LIGHT. THEREFORE CONDITIONS ARE NO LONGER WITHIN
CRITERIA AND WILL LET THE WARNING EXPIRE. 

$$

CAZ263-268-279-111615-
/O.EXP.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF TEHAMA-
GLENN UNIT-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-EASTERN MENDOCINO NF-
802 AM PDT FRI JUL 11 2008

...RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING...

THE RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING. 

OVERNIGHT RH RECOVERIES WERE MUCH IMPROVED THIS MORNING WHILE WINDS
HAVE BECOME LIGHT. THEREFORE CONDITIONS ARE NO LONGER WITHIN
CRITERIA AND WILL LET THE WARNING EXPIRE. 

$$

CAZ216>219-264-111615-
/O.EXP.KSTO.FW.W.0007.000000T0000Z-080711T1500Z/
CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN
SUTTER, AND BUTTE COUNTY BELOW 1000 FT-
SOUTHERN SACRAMENTO VALLEY IN YOLO-
SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY
BELOW 1000 FT - EXCLUDES THE DELTA-CARQUINEZ STRAIT AND DELTA-
NORTHERN SAN JOAQUIN VALLEY IN SAN JOAQUIN AND STANISLAUS
COUNTIES BELOW 1000 FT - EXCLUDES THE DELTA-
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
802 AM PDT FRI JUL 11 2008

...RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING...

THE RED FLAG WARNING WILL EXPIRE AT 8 AM PDT THIS MORNING. 

OVERNIGHT RH RECOVERIES WERE MUCH IMPROVED THIS MORNING WHILE WINDS
HAVE BECOME LIGHT. THEREFORE CONDITIONS ARE NO LONGER WITHIN
CRITERIA AND WILL LET THE WARNING EXPIRE. 

$$

CAZ213-215-266-111800-
/O.CON.KSTO.FW.W.0007.000000T0000Z-080711T1800Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
802 AM PDT FRI JUL 11 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING FOR LOW HUMIDITIES AND LOCALLY BREEZY CONDITIONS...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING FOR THE NORTHERN SACRAMENTO VALLEY INCLUDING EASTERN
PORTION OF SHASTA COUNTY AND THE NORTHERN SIERRA FOOTHILLS.

EXPECT NORTHERLY WINDS OF 10 TO 15 MPH WITH LOCALLY STRONGER
GUSTS AT 25 TO 35 MPH THROUGH ALIGNED CANYONS AND OVER RIDGES.
THESE WINDS WILL PEAK FROM PRE DAWN THROUGH MID MORNING AND THEN
DIMINISH BEFORE NOON. COOLER OVERNIGHT TEMPERATURES AND SLIGHTLY
IMPROVED HUMIDITY RECOVERIES ARE EXPECTED LATER TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 111759
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
1059 AM PDT FRI JUL 11 2008

...CONTINUED LOW HUMIDITIES TODAY WITH GUSTY NORTHERLY WIND...

.HIGH PRESSURE OVER THE REGION WILL CONTINUE TO BRING DRY
CONDITIONS TODAY WITH A GRADUAL COOLING TREND THIS WEEKEND. BREEZY
WINDS OVER THE NORTHERN SACRAMENTO VALLEY AND THE NORTHERN
MOUNTAINS ARE EXPECTED TO CONTINUE TODAY. THESE WINDS WILL BE
LOCALLY GUSTY DOWN CANYONS AND NEAR RIDGE TOPS. DAYTIME HUMIDITIES
ARE EXPECTED TO BE IN THE SINGLE DIGITS AND TEENS. THE COMBINATION
OF LOW HUMIDITIES AND GUSTY WIND WILL CONTINUE TO INCREASED FIRE
DANGER IN THESE AREAS. THE WINDS ARE EXPECTED TO DIMINISH THIS
AFTERNOON.

CAZ213-215-266-120100-
/O.EXT.KSTO.FW.W.0007.000000T0000Z-080712T0100Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
1059 AM PDT FRI JUL 11 2008

...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM PDT THIS AFTERNOON...

NORTHERLY WIND OF 10 TO 20 MPH WITH LOCALLY GUSTS AT 25 TO 35 MPH
CAN BE EXPECTED. IN ADDITION...MINIMUM HUMIDITIES TODAY ARE
EXPECTED TO BE FROM SINGLE DIGITS TO THE TEENS. THE WIND IS
EXPECTED TO DECREASE THIS AFTERNOON. LESS WIND WITH COOLER
OVERNIGHT TEMPERATURES AND SLIGHTLY IMPROVED HUMIDITY RECOVERIES
ARE EXPECTED TONIGHT.

PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE
FIELD OF THIS RED FLAG WARNING.

$$
000 
WWUS86 KSTO 120100
RFWSTO

RED FLAG WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
600 PM PDT FRI JUL 11 2008


CAZ213-215-266-120200-
/O.EXP.KSTO.FW.W.0007.000000T0000Z-080712T0100Z/
EASTERN PORTION OF SHASTA/TRINITY NF-
NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW
1000 FT-
NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS
OF SHASTA-TRINITY AND BUTTE UNITS-
600 PM PDT FRI JUL 11 2008

...RED FLAG WARNING HAS EXPIRED...

THE RED FLAG WARNING FOR THE NORTHERN SACRAMENTO VALLEY...EASTERN 
PORTIONS OF THE SHASTA/TRINITY FOREST...AND NORTHERN SIERRA NEVADA 
FOOTHILLS HAS EXPIRED. WIND HAS DECREASED OVER MOST OF THE AREA AND 
GENERALLY LIGHTER WIND IS EXPECTED OVERNIGHT. HOWEVER...LOCALLY 
GUSTY NORTH TO NORTHEAST WIND WILL CONTINUE TO BE POSSIBLE THROUGH 
FAVORABLY ORIENTED CANYONS AND OVER RIDGES THROUGH SATURDAY MORNING. 
OVERNIGHT HUMIDITY RECOVERIES WILL CONTINUE TO BE MODERATE TO POOR. 

GENERALLY LIGHTER WIND WITH GRADUAL COOLING AND A SLIGHT INCREASE IN 
HUMIDITIES EXPECTED THROUGH THE WEEKEND.


$$

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sacramento, CA wrote its last area forecast discussion before this red flag warning went out at Jul 7, 9:50 PM PDT, 4 hours 47 minutes earlier.

Area forecast discussion, Jul 7, 9:50 PM PDT, 4 hours 47 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SACRAMENTO CA
950 PM PDT MON JUL 7 2008

.DISCUSSION...
RECORD MAX TEMPS TODAY AT RDD AND RBL AS ADIABATIC WARMING FROM NLY
WINDS AND IMPROVING SMOKE CONDITIONS ALLOWED TEMPS TO WARM TO WHAT
WOULD BE SUGGESTED BY TAKING THE 850 MBS TEMP DOWN THE DRY ADIABAT..
AND ADDING A COUPLE OF DEG FOR THE NLY/DOWNSLOPE FLOW. IN OTHER
AREAS...THE SMOKEY CONDITIONS MAY HAVE REDUCED THE MAX TEMPS BY
ABOUT 5 OR 6 DEG OR SO.

ERN PAC RIDGE EXPANDING EWD WITH ANTICYCLONIC FLOW AND LARGE SCALE
SUBSIDENCE INCREASING OVER NORCAL. SURFACE PRESSURE RISES TO THE N
CONTINUE TO INCREASE THE MFR-RDD GRADIENT TO ABOUT 10 MBS AT 03Z
WITH MODELS FORECASTING AN INCREASE IN N-NELY WINDS ACROSS THE
NRN ZONES BETWEEN 09Z-15Z TUE. UPPER AIR SUPPORT IS WEAK DUE TO THE
SYNOPTIC PATTERN WITH A BUILDING ERN PAC RIDGE SO WINDS ARE EXPECTED
TO BE LIMITED IN AREAL EXTENT. HOWEVER...BUFKIT FORECAST SOUNDINGS
FOR RDD INDICATE WINDS IN THE 20-30 KTS RANGE IN THE UPPER BOUNDARY
LAYER AND JUST ABOVE IT WHICH MAY IMPACT THE FAVORED SW-NE FAVORED
RIDGES WITH HIGHER GUSTS. SMOKE PLUMES FROM VARIOUS NORCAL WILD
FIRES INDICATE TRANSPORT WINDS WERE MAINLY OUT OF THE NE TODAY...AND
THIS IS LIKELY TO CONTINUE OVERNITE AND INTO TUE. SMOKE SHOULD BE
LOCALLY DENSE ENOUGH TO REDUCE VSBYS GENERALLY OVER PORTIONS OF
ZONES 15, 16, 66, 63 PRIMARILY. THAT MEANS MUCH OF ZONE 13 AND NRN
15 WILL HAVE LESS SMOKEY CONDITIONS THAN ELSEWHERE...AND WITH
CONTINUED WARMING OF 850 MBS TO 30-31 DEG C...RECORD TEMPS AROUND
115 ARE POSSIBLE FOR RDD/RBL ON TUE. NLY WINDS ARE FORECAST TO
WEAKEN DURING THE DAY ON TUE AS THE NLY GRADIENT RELAXES DUE TO
INLAND PRESSURE FALLS AS THE ERN PAC HIGH EXPANDS FURTHER INLAND.
THAT MEANS THE NLY WINDS WILL KEEP THE MIN TEMPS UP TONITE...WITH
THE NLY WINDS BECOMING LESS OF A FACTOR DURING THE DAY...ALTHO THAT
SHOULD NOT MATTER MUCH DUE TO THE SYNOPTIC WARMING.

WED/THU LOOK ALSO LOOK VERY HOT WITHOUT MUCH APPRECIABLE CHANGE IN
THE SYNOPTIC PATTERN. IT DOES NOT APPEAR THAT NORCAL WILL SEE MUCH
CHANGE UNTIL THE WEEKEND WHEN A TROF MOVES INTO WRN B.C. AND THE PAC
NW AND BEGINS TO PUT A SIGNIFICANT DENT (WEAKENING) IN (OF) THIS
RIDGE.

GFS CROSS SECTION SHOWS A VERY LIMITED TIME OF SELY FLOW AOA 700 MBS
THAT MAY ADVECT SOME SUBTROPICAL MOISTURE NWD ON TUE. FLOW TURNS
PRIMARILY SWLY THEN FOR THE REST OF THE WEEK. AT THIS TIME...THE
MOISTURE LOOKS VERY SHALLOW WITH LARGE SCALE SUBSIDENCE PREVAILING
OVER THE AREA. THERE SHOULD BE ENOUGH CONVERGENCE OVER TUOLUMNE CO
FOR A REPEAT OF CUMULUS/ISOLD THUNDER DURING THE AFTERNOON FOR MUCH
OF THE WEEK...BUT DO NOT EXPECT THUNDER TO MAKE IT INTO OUR FORECAST
AREA FOR NOW.    JHM

&&

.AVIATION...
STRONG HIGH PRESSURE WILL REMAIN OVER THE REGION FOR THE NEXT
SEVERAL DAYS WITH MAINLY VFR CONDITIONS EXCEPT AREAS OF MVFR AND
LOCAL IFR VSBYS IN SMOKE VCNTY OF WILDFIRES AND ACROSS PORTIONS OF
SACRAMENTO AND NORTHERN SAN JOAQUIN VALLEYS NIGHTS AND MORNINGS.
LOCAL NORTH TO NORTHEAST SURFACE WINDS 8-15 KTS WITH ISOLD G25-30
KTS POSSIBLE OVER PORTIONS OF NORTHERN AND COASTAL MOUNTAINS AND
WEST SLOPES SIERRA NEVADA TONIGHT INTO TUESDAY MORNING MAINLY OVER
RIDGES. SCATTERED CUMULUS POSSIBLE AGAIN TUESDAY AFTERNOON NEAR
CREST OF THE NORTHERN SIERRA NEVADA MAINLY SOUTH OF INTERSTATE 80 IN
TUOLUMNE COUNTY.

&&

.STO WATCHES/WARNINGS/ADVISORIES...
...EXCESSIVE HEAT ADVISORY FOR NORTHERN SHASTA MOUNTAINS INCLUDING
THE SHASTA LAKE AREA...NORTHERN SACRAMENTO VALLEY...COASTAL MOUNTAINS
FROM SOUTHWEST SHASTA COUNTY TO LAKE COUNTY...AND THE SIERRA NEVADA
FOOTHILLS.
...FIRE WEATHER WATCH TUESDAY MORNING THROUGH WEDNESDAY EVENING FOR
THE NORTHERN SHASTA MOUNTAINS INCLUDING THE SHASTA LAKE
AREA...NORTHERN SACRAMENTO VALLEY...COASTAL MOUNTAINS FROM SOUTHWEST
SHASTA COUNTY TO LAKE COUNTY...AND THE NORTHERN SIERRA NEVADA
FOOTHILLS.

&&
Hazardous weather outlook, Jul 7, 5:30 AM PDT, 21 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SACRAMENTO CA
530 AM PDT MON JUL 7 2008

CAZ013>019-063-064-066>069-081400-
SHASTA LAKE AREA/NORTHERN SHASTA COUNTY-
BURNEY BASIN/EASTERN SHASTA COUNTY-NORTHERN SACRAMENTO VALLEY-
CENTRAL SACRAMENTO VALLEY-SOUTHERN SACRAMENTO VALLEY-
CARQUINEZ STRAIT AND DELTA-NORTHERN SAN JOAQUIN VALLEY-
MOUNTAINS SOUTHWESTERN SHASTA TO NORTHERN LAKE COUNTIES-
CLEAR LAKE/SOUTHERN LAKE COUNTY-MOTHERLODE-
EAST FOOTHILLS/NORTH SACRAMENTO VALLEY-
WESTERN PLUMAS COUNTY/LASSEN PARK-WEST SLOPE NORTHERN SIERRA NEVADA-
530 AM PDT MON JUL 7 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR INTERIOR NORTHERN CALIFORNIA.

.DAY ONE...TODAY
HIGH PRESSURE WILL BEGIN BUILDING OVER THE AREA TODAY BRINGING
WARMER TEMPERATURES WITH RECORD HIGH TEMPERATURES POSSIBLE. SMOKE
FROM THE NUMEROUS WILDFIRES IS EXPECTED TO BE FILTER INTO THE
VALLEYS AND FOOTHILLS. THE SMOKE AND RECORD TEMPERATURES ARE COVERED
IN A SPECIAL WEATHER STATEMENT (SPSSTO). OTHERWISE...NO HAZARDOUS
WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
HIGH PRESSURE WILL CONTINUE TO BUILD OVER NORTHERN CALIFORNIA
THROUGH THURSDAY BRINGING POSSIBLE RECORD MAX TEMPERATURES AND WARM
OVERNIGHT LOW TEMPERATURES...ESPECIALLY TUESDAY AND WEDNESDAY.
MAXIMUM TEMPERATURES IN PORTIONS OF THE CENTRAL VALLEY MAY EXCEED
110 DEGREES WHILE THE MOUNTAINS WILL MOSTLY SEE READINGS IN THE 80S
AND 90S. THE SMOKE FROM NUMEROUS WILDFIRE IS EXPECTED TO CONTINUE TO
BRING POOR AIR QUALITY THROUGH AT LEAST THURSDAY. TEMPERATURES ARE
EXPECTED TO COOL NEXT FRIDAY THROUGH SUNDAY. OTHERWISE NO HAZARDOUS
WEATHER IS EXPECTED AT THIS TIME.

THE LATEST WEATHER INFORMATION IS AVAILABLE ON THE INTERNET AT
(LOWER CASE): HTTP://WWW.WRH.NOAA.GOV/STO

The office that day

Everything else NWS Sacramento, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 8, 4:10 AM PDTExcessive Heat WarningSTO61 hr
Jul 8, 1:50 PM PDTHeat AdvisorySTO3 days

Nearby

Red Flag Warnings in California, 2008Every red flag warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.