Alert archive / California / Red Flag Warnings in 2008

Red Flag Warning 10, NWS Reno, NV

August 29, 20087 counties in California; Washoe County, Nevada

NWS Reno, NV issued this red flag warning at Aug 29, 2008, 6:14 AM PDT for 7 counties in California; Washoe County, Nevada. It took effect at Aug 29, 2008, 4:01 PM PDT. It was in force for 52 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 29, 2008, 6:14 AM PDT (13:14 UTC)
In effect from
Aug 29, 2008, 4:01 PM PDT
Expired
Aug 31, 2008, 8:00 PM PDT
In force
52 hr
Issued by
NWS Reno, NV

Counties El Dorado County, CA, Lassen County, CA, Modoc County, CA, Nevada County, CA, Placer County, CA, Plumas County, CA, Sierra County, CA, Washoe County, NV

The radar

The Reno radar (KRGX), 95 km from the middle of the area, began a volume at 13:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 1.2 hours before the alert went out and 205 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Reno, NV at 12:00Z on 2008-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 2008-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3322 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WWUS85 KREV 291314
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
614 AM PDT FRI AUG 29 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED SATURDAY THROUGH
SUNDAY MORNING...

.A STRONG LOW PRESSURE SYSTEM AND COLD FRONT WILL MOVE THROUGH THE
PACIFIC NORTHWEST AND INTO OUR AREA THIS WEEKEND. GUSTY SOUTHWEST
WINDS ARE EXPECTED AHEAD OF THE STRONG COLD FRONT AND WILL COMBINE
WITH VERY LOW HUMIDITIES AND DRY FUELS TO CREATE HAZARDOUS FIRE
WEATHER CONDITIONS.

CAZ270>272-278-NVZ450-453-458-300000-
/O.UPG.KREV.FW.A.0005.080830T1900Z-080831T0300Z/
/O.NEW.KREV.FW.W.0010.080830T1800Z-080831T0600Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-GREATER LAKE TAHOE AREA-
EASTERN LASSEN COUNTY-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-NORTHERN WASHOE COUNTY-
614 AM PDT FRI AUG 29 2008

...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 PM PDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 11 PM PDT SATURDAY.
THE RED FLAG WARNING IS AN UPGRADE OF THE FIRE WEATHER WATCH. 

SOUTHWEST WIND WILL INCREASE TO 15 TO 25 MPH BY MIDDAY SATURDAY
OVER NORTHEAST CALIFORNIA...NORTHWEST NEVADA...AND THE LAKE TAHOE
BASIN...THEN EXTEND INTO WESTERN NEVADA FROM HIGHWAY 50 NORTH BY
EARLY SATURDAY AFTERNOON. FREQUENT GUSTS OF 35 TO 40 MPH ARE
EXPECTED...WITH GUSTS OVER 60 MPH OVER THE HIGHER RIDGES OF THE
SIERRA. VERY LOW MINIMUM HUMIDITY OF 5 TO 10 PERCENT IS LIKELY IN
WESTERN NEVADA AND THE LOWER VALLEYS OF NORTHEAST CALIFORNIA BY
SATURDAY AFTERNOON...WITH 10 TO 15 PERCENT IN THE LAKE TAHOE BASIN
AND NORTHEAST CALIFORNIA WEST OF HIGHWAY 395.

WHILE DIMINISHING WINDS AND INCREASING HUMIDITY ARE EXPECTED
SATURDAY NIGHT...WINDS OVER THE MIDSLOPES AND HIGHER RIDGES OF THE
SIERRA ARE LIKELY TO REMAIN STRONG SATURDAY NIGHT INTO SUNDAY. VERY
DRY AIR IS EXPECTED TO PERSIST OVER THE HIGHER ELEVATIONS
OVERNIGHT WITH HUMIDITY POSSIBLY REMAINING NEAR OR BELOW 15
PERCENT. AS A RESULT...THE RED FLAG WARNING MAY NEED TO BE EXTENDED
INTO SUNDAY MORNING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR.  CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.
 

$$

CAZ273-NVZ459-300000-
/O.NEW.KREV.FW.A.0006.080830T2100Z-080831T1900Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
614 AM PDT FRI AUG 29 2008

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY
MORNING. 

SOUTHWEST WIND WILL INCREASE TO 15 TO 25 MPH SATURDAY AFTERNOON
OVER THE SIERRA OF ALPINE AND MONO COUNTIES AND EAST INTO MINERAL
AND SOUTHERN LYON COUNTIES. FREQUENT GUSTS OF 35 TO 40 MPH ARE
LIKELY BY LATE AFTERNOON AND EVENING...WITH GUSTS OVER 70 MPH
POSSIBLE OVER THE HIGHER RIDGES OF THE SIERRA. IN ADDITION...VERY
LOW MINIMUM HUMIDITIES OF 5 TO 15 PERCENT IS LIKELY THROUGH
EVENING. HUMIDITES ARE EXPECTED TO MARGINALLY INCREASE OVERNIGHT
BUT THE STRONG WINDS ARE EXPECTED TO CONTINUE. THIS WILL LIKELY
CREATE HAZARDOUS FIRE FIGHTING CONDITIONS OVERNIGHT...ESPECIALLY
ALONG THE MIDSLOPES UP TO THE RIDGES. 

GUSTY WINDS ARE EXPECTED MUCH OF SUNDAY BEFORE GRADUALLY WEAKENING
DURING THE LATE AFTERNOON. 

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE LIKELY TO OCCUR. CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES AND
POSSIBLE UPGRADES TO A RED FLAG WARNINGS.

$$


HTTP://WEATHER.GOV/RENO/FIRE
7 follow-up statements
000 
WWUS85 KREV 292301
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
401 PM PDT FRI AUG 29 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED SATURDAY AND SUNDAY...

.A STRONG COLD FRONT WILL MOVE THROUGH THE REGION SATURDAY NIGHT
AND SUNDAY. GUSTY SOUTHWEST TO WEST WINDS AHEAD OF THE FRONT AND
WILL COMBINE WITH VERY LOW HUMIDITIES AND DRY FUELS TO CREATE
HAZARDOUS FIRE WEATHER CONDITIONS.

CAZ273-NVZ459-301200-
/O.UPG.KREV.FW.A.0006.080830T2100Z-080831T1900Z/
/O.EXB.KREV.FW.W.0010.080830T2100Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
401 PM PDT FRI AUG 29 2008

...RED FLAG WARNING IN EFFECT FROM 2 PM SATURDAY TO 8 PM PDT
SUNDAY...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 2 PM SATURDAY TO 8 PM PDT
SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

SOUTHWEST WINDS WILL INCREASE TO 10 TO 20 MPH WITH GUSTS OF 30 TO
35 MPH SATURDAY AFTERNOON AND EVENING OVER THE SIERRA OF ALPINE
AND MONO COUNTIES AND EAST INTO MINERAL AND SOUTHERN LYON
COUNTIES. SUNDAY WILL BE EVEN WINDIER WITH GUST TO 45 MPH POSSIBLE
BY AFTERNOON. IN ADDITION...MINIMUM HUMIDITIES OF 5 TO 15 PERCENT
ARE EXPECTED BOTH SATURDAY AND SUNDAY ALONG WITH POOR OVERNIGHT
RECOVERIES.

HUMIDITIES ARE EXPECTED TO MARGINALLY INCREASE SATURDAY NIGHT BUT
GUSTY WINDS ARE EXPECTED TO CONTINUE...ESPECIALLY OFF THE VALLEY
FLOORS. THIS WILL LIKELY CREATE HAZARDOUS FIRE FIGHTING CONDITIONS
OVERNIGHT FOR MIDSLOPES AND RIDGES.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.
 

$$

CAZ272-NVZ450-453-301200-
/O.EXT.KREV.FW.W.0010.080830T1800Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
401 PM PDT FRI AUG 29 2008

...RED FLAG WARNING NOW IN EFFECT FROM 11 AM SATURDAY TO 8 PM PDT
SUNDAY...

THE RED FLAG WARNING IS NOW IN EFFECT FROM 11 AM SATURDAY TO 8 PM
PDT SUNDAY. 

SOUTHWEST WIND WILL INCREASE TO 10 TO 20 MPH WITH GUSTS TO 35 MPH BY
MIDDAY SATURDAY OVER WESTERN NEVADA AND THE LAKE TAHOE BASIN. VERY
LOW MINIMUM HUMIDITY OF 5 TO 10 PERCENT ARE LIKELY IN WESTERN
NEVADA BY SATURDAY AFTERNOON...WITH 10 TO 15 PERCENT IN THE LAKE
TAHOE BASIN.

HUMIDITIES ARE EXPECTED TO REMAIN MOSTLY POOR SATURDAY NIGHT WITH
GUSTY WINDS CONTINUING...ESPECIALLY OFF THE VALLEY FLOORS. THIS
WILL LIKELY CREATE HAZARDOUS FIRE FIGHTING CONDITIONS OVERNIGHT
FOR MIDSLOPES AND RIDGES. WINDS WILL INCREASE FOR THE VALLEYS
ONCE AGAIN BY LATE SUNDAY MORNING...WITH GUSTS TO 35 MPH EXPECTED
UNTIL A COLD FRONT MOVES THROUGH SUNDAY EVENING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR.  CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ270-271-278-NVZ458-301200-
/O.CON.KREV.FW.W.0010.080830T1800Z-080831T0600Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
401 PM PDT FRI AUG 29 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 11 PM PDT
SATURDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 11 PM PDT
SATURDAY. 

SOUTHWEST WIND WILL INCREASE TO 10 TO 20 MPH BY MIDDAY SATURDAY
OVER NORTHEAST CALIFORNIA AND FAR NORTHWEST NEVADA. FREQUENT
GUSTS TO 35 MPH ARE EXPECTED THROUGH SATURDAY EVENING. ALSO...MINIMUM
HUMIDITIES OF 5 TO 15 PERCENT ARE LIKELY IN WESTERN NEVADA AND THE
LOWER VALLEYS OF NORTHEAST CALIFORNIA BY SATURDAY AFTERNOON. WINDS
WILL DIMINISH AND SWITCH TO WEST AND NORTHWEST SATURDAY NIGHT.
HIGHER HUMIDITIES ARE EXPECTED SUNDAY ALONG WITH LIGHTER WINDS. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$


HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 301048
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
348 AM PDT SAT AUG 30 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED SATURDAY AND
SUNDAY...

.A STRONG COLD FRONT WILL MOVE THROUGH THE REGION SATURDAY NIGHT
AND SUNDAY. GUSTY SOUTHWEST TO WEST WINDS AHEAD OF THE FRONT AND
WILL COMBINE WITH VERY LOW HUMIDITIES AND DRY FUELS TO CREATE
HAZARDOUS FIRE WEATHER CONDITIONS.

CAZ270-271-278-NVZ458-302300-
/O.CON.KREV.FW.W.0010.080830T1800Z-080831T0600Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
348 AM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
11 PM PDT THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
11 PM PDT THIS EVENING. 

SOUTHWEST WIND WILL INCREASE TO 10 TO 20 MPH BY MIDDAY OVER
NORTHEAST CALIFORNIA AND FAR NORTHWEST NEVADA. FREQUENT GUSTS TO
35 MPH ARE EXPECTED THROUGH THIS EVENING. ALSO... MINIMUM HUMIDITIES
OF 5 TO 15 PERCENT ARE LIKELY IN WESTERN NEVADA AND THE LOWER
VALLEYS OF NORTHEAST CALIFORNIA BY SATURDAY AFTERNOON. WINDS WILL
DIMINISH AND SWITCH TO WEST AND NORTHWEST SATURDAY NIGHT. HIGHER
HUMIDITIES ARE EXPECTED SUNDAY ALONG WITH LIGHTER WINDS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ272-NVZ450-453-302300-
/O.CON.KREV.FW.W.0010.080830T1800Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
348 AM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM PDT SUNDAY. 

SOUTHWEST WIND WILL INCREASE TO 10 TO 20 MPH WITH GUSTS TO 35 MPH
BY MIDDAY SATURDAY OVER WESTERN NEVADA AND THE LAKE TAHOE BASIN.
VERY LOW MINIMUM HUMIDITY OF 5 TO 10 PERCENT ARE LIKELY IN
WESTERN NEVADA BY SATURDAY AFTERNOON...WITH 10 TO 15 PERCENT IN
THE LAKE TAHOE BASIN.

HUMIDITIES ARE EXPECTED TO REMAIN MOSTLY POOR SATURDAY NIGHT WITH
GUSTY WINDS CONTINUING...ESPECIALLY OFF THE VALLEY FLOORS. THIS
WILL LIKELY CREATE HAZARDOUS FIRE FIGHTING CONDITIONS OVERNIGHT
FOR MIDSLOPES AND RIDGES. WINDS WILL INCREASE FOR THE VALLEYS
ONCE AGAIN BY LATE SUNDAY MORNING...WITH GUSTS TO 35 MPH EXPECTED
UNTIL A COLD FRONT MOVES THROUGH SUNDAY EVENING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR.  CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ273-NVZ459-302300-
/O.CON.KREV.FW.W.0010.080830T2100Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
348 AM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
8 PM PDT SUNDAY. 

SOUTHWEST WINDS WILL INCREASE TO 10 TO 20 MPH WITH GUSTS OF 30 TO
35 MPH SATURDAY AFTERNOON AND EVENING OVER THE SIERRA OF ALPINE
AND MONO COUNTIES AND EAST INTO MINERAL AND SOUTHERN LYON
COUNTIES. SUNDAY WILL BE EVEN WINDIER WITH GUST TO 50 MPH. IN
ADDITION...MINIMUM HUMIDITIES OF 5 TO 15 PERCENT ARE EXPECTED BOTH
SATURDAY AND SUNDAY ALONG WITH POOR OVERNIGHT RECOVERIES.

HUMIDITIES ARE EXPECTED TO MARGINALLY INCREASE SATURDAY NIGHT BUT
GUSTY WINDS ARE EXPECTED TO CONTINUE...ESPECIALLY OFF THE VALLEY
FLOORS. THIS WILL LIKELY CREATE HAZARDOUS FIRE FIGHTING
CONDITIONS OVERNIGHT FOR MIDSLOPES AND RIDGES.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$


HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 302250
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
350 PM PDT SAT AUG 30 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED TONIGHT AND
SUNDAY...

.A STRONG COLD FRONT WILL MOVE THROUGH THE REGION TONIGHT AND
SUNDAY. GUSTY SOUTHWEST TO WEST WINDS AHEAD OF THE FRONT AND WILL
COMBINE WITH VERY LOW HUMIDITIES AND DRY FUELS TO CREATE HAZARDOUS
FIRE WEATHER CONDITIONS.

CAZ270-271-278-NVZ458-310600-
/O.CON.KREV.FW.W.0010.000000T0000Z-080831T0600Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
350 PM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING.

SOUTHWEST WINDS OF 10 TO 20 MPH WITH WIDESPREAD GUSTS OF 35 TO 40
MPH WILL CONTINUE THIS EVENING...ALONG WITH HUMIDITIES OF 5 TO 15
PERCENT. WINDS WILL DECREASE AND SWITCH TO WEST AND NORTHWEST
TONIGHT. HIGHER HUMIDITIES ARE EXPECTED SUNDAY ALONG WITH LIGHTER
WINDS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ272-NVZ450-453-311200-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
350 PM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY. 

SOUTHWEST WINDS OF 10 TO 20 MPH WITH WIDESPREAD GUSTS TO 35 MPH
WILL CONTINUE THIS EVENING.

HUMIDITIES ARE EXPECTED TO REMAIN LOW TONIGHT WITH GUSTY WINDS
CONTINUING...ESPECIALLY OFF THE VALLEY FLOORS. THIS WILL LIKELY
CREATE HAZARDOUS FIRE FIGHTING CONDITIONS OVERNIGHT FOR MIDSLOPES
AND RIDGES. WINDS WILL INCREASE FOR THE VALLEYS ONCE AGAIN BY LATE
SUNDAY MORNING...WITH GUSTS OF 35 TO 40 MPH EXPECTED UNTIL A COLD
FRONT MOVES THROUGH SUNDAY EVENING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR.  CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ273-NVZ459-311200-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
350 PM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY. 

SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS OF 35 TO 40 MPH WILL
CONTINUE THIS EVENING OVER THE SIERRA OF ALPINE AND MONO
COUNTIES AND EAST INTO MINERAL AND SOUTHERN LYON COUNTIES. 

HUMIDITIES ARE EXPECTED TO ONLY MARGINALLY INCREASE SATURDAY
NIGHT BUT GUSTY WINDS ARE EXPECTED TO CONTINUE...ESPECIALLY OFF
THE VALLEY FLOORS. THIS WILL LIKELY CREATE HAZARDOUS FIRE FIGHTING
CONDITIONS OVERNIGHT FOR MIDSLOPES AND RIDGES.

SUNDAY MORNING...SOUTHWEST TO WEST WINDS WILL INCREASE IN MOST
AREAS TO 15 TO 25 MPH WITH GUSTS OF UP TO 45 MPH. IN ADDITION...
MINIMUM HUMIDITIES OF 5 TO 15 PERCENT ARE EXPECTED SUNDAY.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$


HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 310607
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
1107 PM PDT SAT AUG 30 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED TONIGHT AND
SUNDAY...

.A STRONG COLD FRONT WILL CONTINUE TO MOVE THROUGH THE REGION
TONIGHT AND SUNDAY. AS OF 11 PM SATURDAY...THE FRONT IS ALONG A
SUSANVILLE TO GERLACH LINE. GUSTY SOUTHWEST TO WEST WINDS AHEAD
OF THE FRONT AND WILL COMBINE WITH VERY LOW HUMIDITIES AND DRY
FUELS TO CREATE HAZARDOUS FIRE WEATHER CONDITIONS.

CAZ270-271-278-NVZ458-310715-
/O.EXP.KREV.FW.W.0010.000000T0000Z-080831T0600Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
1107 PM PDT SAT AUG 30 2008

...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING. 

THE COLD FRONT HAS PUSHED INTO THE AREA AND WINDS HAVE DECREASED
TO NEAR 10 MPH WITH GUSTS TO 20 MPH. IN ADDITION...HUMIDITY HAS
INCREASED NORTH OF A SUSANVILLE TO GERLACH LINE INTO THE 30S.

$$

CAZ272-NVZ450-453-311815-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
1107 PM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY. 

LOCALLY GUSTY SOUTHWEST WINDS WILL CONTINUE OVERNIGHT...MAINLY ON
THE MID SLOPES AND RIDGES WITH GUSTS TO 35 MPH ON THE SLOPES AND
UP TO 75 MPH ON THE RIDGES. VALLEYS WILL OCCASIONALLY GUST TO 25
MPH OVERNIGHT. IN ADDITION...RELATIVE HUMIDITY WILL REMAIN LOW WITH
VALUES IN THE SINGLE DIGITS AND TEENS ON THE MID SLOPES AND RIDGES
WITH ONLY 20S IN THE VALLEYS.

AROUND SUNRISE...SOUTHWEST WINDS WILL INCREASE AGAIN ACROSS ALL
LOCATIONS AHEAD OF A COLD FRONT WITH SPEEDS OF 20 TO 25 MPH AND
GUSTS AROUND 40 MPH. THE WINDS WILL CONTINUE INTO THE EARLY
EVENING HOURS SUNDAY. HUMIDITY WILL BE IN THE SINGLE DIGITS AND
TEENS THROUGH THE DAY FOR ALL LOCATIONS. 

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING AND/OR WILL OCCUR. CONTINUE TO CHECK
WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ273-NVZ459-311815-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
1107 PM PDT SAT AUG 30 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT SUNDAY. 

SOUTHWEST WINDS OF 10 TO 20 MPH WITH GUSTS OF 35 CONTINUE THIS
EVENING OVER THE SIERRA OF ALPINE AND MONO COUNTIES AND EAST INTO
MINERAL AND SOUTHERN LYON COUNTIES. HUMIDITY WILL REMAIN LOW
TONIGHT WITH VALUES REMAINING BELOW 20 PERCENT. THE STRONGEST
WINDS AND LOWEST HUMIDITY OVERNIGHT WILL OCCUR ALONG THE MID
SLOPES AND RIDGES. SUNDAY MORNING...SOUTHWEST TO WEST WINDS WILL
INCREASE TO 20 TO 25 MPH WITH GUSTS OF UP TO 45 MPH. IN ADDITION...
MINIMUM HUMIDITIES OF 5 TO 10 PERCENT ARE EXPECTED SUNDAY.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$


HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 311250
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
550 AM PDT SUN AUG 31 2008

...VERY DRY CONDITIONS WITH GUSTY WINDS EXPECTED TODAY...

.A STRONG COLD FRONT WILL CONTINUE TO MOVE THROUGH THE REGION
FROM NORTH TO SOUTH TODAY. GUSTY SOUTHWEST TO WEST WINDS AHEAD OF
THE FRONT WILL COMBINE WITH VERY LOW HUMIDITIES AND DRY FUELS TO
CREATE HAZARDOUS FIRE WEATHER CONDITIONS.

CAZ272-NVZ450-453-010000-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
550 AM PDT SUN AUG 31 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

SOUTHWEST WINDS WILL AGAIN INCREASE TO 20 TO 25 MPH WITH GUSTS TO
40 MPH ACROSS ALL LOCATIONS THIS MORNING AHEAD OF A COLD FRONT.
THE WINDS ARE EXPECTED TO CONTINUE INTO THE EARLY EVENING HOURS.
HUMIDITY WILL BE IN THE SINGLE DIGITS AND TEENS THROUGHOUT THE
DAY. AFTER THE COLD FRONT MOVES THROUGH LATER TODAY...WINDS WILL
SHIFT FROM THE SOUTHWEST TO NORTH-NORTHWEST WITH SPEEDS GRADUALLY
DECREASING AND HUMIDITIES SLOWLY INCREASING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING AND/OR WILL OCCUR. CONTINUE TO CHECK
WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ273-NVZ459-010000-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
550 AM PDT SUN AUG 31 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

SOUTHWEST TO WEST WINDS WILL AGAIN INCREASE TO 20 TO 25 MPH WITH
GUSTS OF UP TO 50 MPH THIS MORNING AND CONTINUE INTO THE EVENING.
IN ADDITION...MINIMUM HUMIDITIES OF 5 TO 10 PERCENT ARE EXPECTED
THROUGHOUT THE DAY. LATER THIS EVENING...THE COLD FRONT WILL MOVE
THROUGH AND BRING A SHIFT IN WINDS FROM SOUTHWESTERLY TO NORTH
NORTHWESTERLY. WINDS SPEEDS WILL ALSO DECREASE WITH HUMIDITIES
SLOWLY INCREASING AFTER THE FRONT MOVES THROUGH.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$


HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 312206
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
306 PM PDT SUN AUG 31 2008

CAZ272-NVZ450-453-010300-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
306 PM PDT SUN AUG 31 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

SOUTHWEST WINDS OF 15 TO 25 MPH WITH GUSTS TO 40 MPH WILL CONTINUE
THIS EVENING AHEAD OF A COLD FRONT. HUMIDITY WILL CONTINUE TO BE
AROUND 10 PERCENT UNTIL SUNSET WHEN THE COLD FRONT PASSES. BEHIND
THE FRONT...WINDS WILL SHIFT TO THE NORTHWEST WITH SPEEDS
DECREASING AND HUMIDITIES SLOWLY INCREASING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE OCCURRING AND/OR WILL OCCUR. CONTINUE TO CHECK
WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$

CAZ273-NVZ459-010300-
/O.CON.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
306 PM PDT SUN AUG 31 2008

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS
EVENING...

A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING.

SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS UP TO 50 MPH WILL
CONTINUE THIS EVENING. WIND PRONE AREAS ALONG THE SIERRA CREST
COULD SEE GUSTS TO 60 MPH. HUMIDITIES OF 5 TO 10 PERCENT WILL
CONTINUE UNTIL AROUND SUNSET WHEN THE COLD FRONT PASSES. BEHIND
THE FRONT...WINDS WILL SHIFT TO THE NORTHWEST WITH SPEEDS
DECREASING AND HUMIDITIES SLOWLY INCREASING.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO/FIRE FOR UPDATES.

$$
JORDAN

HTTP://WEATHER.GOV/RENO/FIRE
000 
WWUS85 KREV 010253
RFWREV

RED FLAG WARNING
NATIONAL WEATHER SERVICE RENO NV
753 PM PDT SUN AUG 31 2008

CAZ272-NVZ450-453-010400-
/O.EXP.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
GREATER LAKE TAHOE AREA-WESTERN NEVADA SIERRA FRONT-
WEST CENTRAL NEVADA BASIN AND RANGE-
753 PM PDT SUN AUG 31 2008

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING. 

THE COLD FRONT IS CURRENTLY MOVING THROUGH THE AREA AND IS NOW
PAST INTERSTATE 80. WIND SPEEDS ARE CURRENTLY 10 TO 15 MPH WITH A
FEW GUSTS TO 25 MPH. THESE WINDS WILL CONTINUE TO DECREASE THIS
EVENING AS THEY SHIFT TO THE NORTH SO THE RED FLAG WARNING WILL BE
ALLOWED TO EXPIRE.

$$

CAZ273-NVZ459-010400-
/O.EXP.KREV.FW.W.0010.000000T0000Z-080901T0300Z/
MONO-EASTERN ALPINE COUNTIES-MINERAL AND SOUTHERN LYON COUNTIES-
753 PM PDT SUN AUG 31 2008

...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING...

THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING. 

SOUTHWEST WINDS ARE DECREASING THIS EVENING WITH SPEEDS CURRENTLY
10 TO 15 MPH AND LOCAL GUSTS TO 30 MPH. THE WINDS WILL CONTINUE TO
DECREASE THIS EVENING AS THE COLD FRONT MOVES THROUGH SO THE RED
FLAG WARNING WILL BE ALLOWED TO EXPIRE.

$$


HTTP://WEATHER.GOV/RENO/FIRE

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 Reno, NV wrote its last area forecast discussion before this red flag warning went out at Aug 29, 3:23 AM PDT, 2 hours 51 minutes earlier.

Area forecast discussion, Aug 29, 3:23 AM PDT, 2 hours 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RENO NV
323 AM PDT FRI AUG 29 2008

.SHORT TERM...
A STRONG RIDGE OVER THE SOUTHWESTERN CONUS WILL GIVE WAY TO AN
IMPRESSIVE AND DYNAMIC UPPER TROUGH DROPPING INTO THE WESTERN STATES
THIS WEEKEND. WITH THE STRONG RIDGE OVER THE GREAT BASIN...WE
COULD SEE HIGH TEMPS IN THE DESERT VALLEYS REACHING NEAR 100 AND
NEAR 90 IN THE SIERRA VALLEYS. THE MONO-MINERAL COUNTY CONVERGENCE
ZONE WILL GET ACTIVE THIS AFTERNOON AS WE REACH PEAK HEATING.
YESTERDAY WE JUST CU BUILDUPS...BUT TODAY WITH THE INCREASED HEATING
WE SHOULD SEE AN ISOLATED THUNDERSTORM OR TWO.

MODELS HAVE BEEN CONSISTENT OVER THE LAST COUPLE DAYS...BRINGING AND
UPPER WAVE WITH STEEP 500-300 MB LAPSE RATES...WITH INCREASED MID
LEVEL MOISTURE AND INSTABILITY FRIDAY NIGHT INTO EARLY SATURDAY
MORNING. WENT AHEAD AND ADDED A SLIGHT CHANCE FOR NOCTURNAL DRY
THUNDERSTORMS FRIDAY NIGHT...FOCUSING ON AN AREA SOUTH OF INTERSTATE
80. THIS COULD BE SIGNIFICANT AND NEEDS TO BE MONITORED
CLOSELY...ESPECIALLY WITH THE INCOMING DRY WINDS OVER THE WEEKEND.

THE TROUGH DEEPENING OVER THE PAC NW WILL PUSH A STRONG COLD FRONT
INTO NORTHERN CA/NV BY SATURDAY. THIS IS GOING TO INCREASE THE
THERMAL AND PRESSURE GRADIENT ACROSS MUCH OF THE AREA WITH SOUTHWEST
WINDS GUSTING 35 TO 40 MPH BY SATURDAY AFTERNOON. THE DOWNSLOPE
SOUTHWEST FLOW WILL DRY OUT THE LOWER BOUNDARY LAYER...WITH CRITICAL
FIRE WEATHER CONDITIONS EXPECTED THROUGHOUT MOST OF THE AREA. SEE
FIRE WEATHER DISCUSSION BELOW FOR MORE DETAILS ON WINDS AND HUMIDITY
CONCERNS. ALSO WITH THE STRONG WINDS...EXPECT TO SEE LAKE WIND
ADVISORIES FOR AREA LAKES INCLUDING LAKE TAHOE AND PYRAMID LAKE FOR
SATURDAY...AFFECTING A POTENTIALLY LARGE GROUP OF RECREATIONAL
BOATERS DURING THE HOLIDAY WEEKEND.

A VERY COLD POOL ALOFT WILL MOVE OVER THE AREA ON SUNDAY...WITH 700
MB TEMPS DROPPING TO BELOW -4 DEGREES CELSIUS. JUST TO GIVE A LITTLE
PERSPECTIVE HOW COLD THAT IS...DURING THE WINTER SEASON THOSE TEMPS
ALOFT WOULD MEAN SNOW LEVELS OF AROUND 7000 FEET MSL THE STANDARD
DEVIATION OF THE EXPECTED 560 DM CLOSED LOW OVER NV IS BETWEEN -3
AND -4 STANDARD DEVIATIONS...MEANING THIS IS A PRETTY EXTREME COLD
POOL ALOFT. ALL OF THIS COLD AIR ALOFT...AND STRONG COLD AIR
ADVECTION BEHIND THE FRONT WILL COOL TEMPERATURES BY 10-15 DEGREES
FROM SUNDAYS HIGHS. SOUTH OF HIGHWAY 50...STILL AHEAD OF THE MAIN
COLD FRONT...WINDS WILL CONTINUE TO GUST TO NEAR 40 MPH THROUGH
SUNDAY AFTERNOON. THE COLD POOL WILL DESTABILIZE THE AREA SUNDAY
AFTERNOON FOR SOME COLD CORE CONVECTION. EXPECT A SLIGHT CHANCE FOR
SOME SHOWERS AND POSSIBLY EVEN THUNDERSTORMS MAINLY NORTH OF
INTERSTATE 80 UNDER THE CLOSED LOW.  HOON

.LONG TERM...MONDAY THROUGH THURSDAY...

UNSEASONABLY COLD TROUGH WILL BE OVER THE GREAT BASIN MONDAY WITH
500 MB HEIGHT ANOMALIES OF 3 TO 4 STANDARD DEVIATIONS BELOW NORMAL.
WE DROPPED TEMPS BELOW MOS GUIDANCE AS A RESULT WITH HIGHS
STRUGGLING TO GET INTO THE 70S IN WESTERN NEVADA VALLEYS AND 60S IN
THE SIERRA. 700MB TEMPS CLOSE TO -4...WHICH DURING WINTER CONDITIONS
WOULD NORMALLY EQUATE TO SNOW LEVELS AROUND 7000 FEET. ALTHOUGH
TEMPS WARM ALOFT DURING THE DAY MONDAY...COOL NORTHEAST TO EAST FLOW
SHOULD REINFORCE COOLER AIR AT THE SURFACE. THERE IS LIKELY TO BE A
DEFORMATION AXIS ON THAT SETS UP AS THE LOW MOVES THROUGH CENTRAL
NEVADA MONDAY MORNING. THIS COULD LEAD TO A BAND OF SHOWERS AND
ISOLATED THUNDERSTORMS. NO POPS ARE IN THE FORECAST WITH THIS
FEATURE BUT WILL NEED TO BE CONSIDERED BY FUTURE SHITS.

AS THE LOW DEPARTS THE GREAT BASIN TUESDAY AND WEDNESDAY A
SIGNIFICANT WARM UP WILL TRANSPIRE AND BRING TEMPS BACK UP TO
NEAR NORMAL. MODEL SOLUTIONS DIVERGE AROUND THURSDAY AS A DEEP
TROUGH IN WESTERN CANADA DROPS SOUTH INTO THE NORTHERN ROCKIES AND
TOWARD THE GREAT BASIN. GFS BRINGS A COLDER AIR INTO THE REGION BUT
KEEPS THE COLDEST AIR TO THE EAST WHILE THE ECMWF CUTS A LOW AT THE
BASE OF THE TROUGH THAT STALLS OVER OREGON AND IDAHO. THE GFS
SOLUTION WOULD BE A QUICK SHOT OF COLDER AIR AND THEN TEMPERATURES
WOULD QUICKLY REBOUND AS HIGH PRESSURE BUILDS BACK IN. THE EC
SOLUTION WOULD DROP TEMPS...BUT NOT AS SIGNIFICANTLY...AND PROLONG
THE DURATION OF THE COOLER CONDITIONS. NO CHANGES WERE MADE TO THE
LATER PORTIONS OF THE FORECAST DUE TO MODEL DIFFERENCES AND THE NEED
TO FOCUS ON THE MORE SIGNIFICANT CHANGES FOR THIS UPCOMING WEEKEND.
MILNE

&&

.AVIATION...

CLEAR SKIES WITH LIGHT WINDS ALL ROUTES THROUGH 21Z FRI. ISOLATED
THUNDERSTORMS ARE POSSIBLE FRI 21Z -S AT 12Z SOUTH OF AROUND
INTERSTATE 80 DUE TO A WEAK WAVE MOVES ACROSS THE FORECAST AREA.

A STRONG COLD FRONT WILL PUSH ACROSS THE REGION 06Z SUN - 06Z MONDAY
BRINGING STRONG SURFACE WIND GUSTS SATURDAY AND SUNDAY TO 35-40KTS
AND RIDGE GUSTS IN EXCESS OF 70KT.  MOUNTAIN WAVES WILL DEVELOP TO
THE LEE OF THE SIERRA SAT AND SUN. MILNE/JAH

&&

.FIRE WEATHER...

AN UPDATED FIRE WEATHER DISCUSSION WILL BE OUT BY 730 AM WITH
UPGRADES TO MOST LOCATIONS CURRENTLY UNDER FIRE WEATHER WATCHES TO
RED FLAG WARNINGS.  WILL ALSO BE ISSUING A FIRE WEATHER WATCH FOR
FIRE ZONES 459 AND 273.  SEE PREVIOUS DISCUSSION BELOW.  MILNE

/PREVIOUS FIRE DISCUSSION/
CONFIDENCE IS GOOD FOR ANOTHER WIND EVENT FROM HIGHWAY 50 NORTHWARD
FOR SAT AFTERNOON AND EVENING AS STRONG LOW PRESSURE MOVES INTO THE
NWRN US WITH A COLD FRONT APPROACHING THE REGION FROM THE
NORTH...THEREFORE A FIRE WEATHER WATCH HAS BEEN ISSUED WITH THIS
FORECAST. PRE-FRONTAL WIND GUSTS OF 35-40 MPH ARE LIKELY WITH SINGLE
DIGIT HUMIDITY IN THE VALLEYS AND 10-15 PERCENT IN ZONES 271-272.
FARTHER SOUTH...SOME LOCAL GUSTS OF 25 TO 30 MPH MAY DEVELOP BY LATE
AFTERNOON BUT THE STRONGEST WINDS SHOULD REMAIN NORTH.

WINDS SHOULD SUBSIDE WITH GUSTS BECOMING MORE SPORADIC SAT NIGHT IN
THE VALLEYS AND MOST MID SLOPES...BUT AT RIDGE LEVEL THE WINDS ARE
EXPECTED TO INCREASE WITH A 700-500 MB DRY SLOT REACHING THE SIERRA
AS THE MAIN JET MOVES OVERHEAD. AS A RESULT DEW POINTS COULD PLUNGE
WELL BELOW ZERO DEGREES F IN THE HIGHER ELEVATIONS WITH HUMIDITY NOT
RECOVERING ABOVE 15 PERCENT OVERNIGHT AND INTO SUN MORNING. WHILE
THESE MORE LOCALIZED CONDITIONS ALONE ARE NORMALLY NOT SUFFICIENT TO
JUSTIFY A LONGER DURATION OF THE WATCH...THIS INFORMATION WAS
INCLUDED IN THE TEXT OF THE WATCH TO PROVIDE HEIGHTENED AWARENESS OF
HARSH CONDITIONS ON THE RIDGES...AND LATER SHIFTS MAY DECIDE TO
EXTEND THE WATCH IF NECESSARY.

AN ADDITIONAL WIND EVENT IS LIKELY SUNDAY ESPECIALLY IN THE MINERAL
AND MONO ZONES WITH POTENTIAL FOR EVEN STRONGER GUSTS ABOVE 40 MPH
AND HUMIDITY BELOW 5 PERCENT EAST OF HWY 395...BUT SOUTH PORTIONS OF
ZONES 272-450-453 COULD STILL SEE WIND GUSTS OVER 30 MPH AND
HUMIDITY BELOW 15 PERCENT BEFORE THE TRANSITION TO THE BELOW NORMAL
TEMPERATURES IS COMPLETED BY EARLY SUN EVENING. SINCE THIS POTENTIAL
EVENT IS STILL SEVERAL DAYS AWAY...A WATCH WILL NOT BE ISSUED THIS
AFTERNOON BUT CHANCES ARE GOOD THAT THESE AREAS WOULD BE INCLUDED IN
A WATCH BY FRIDAY IF CURRENT WEATHER TRENDS ARE MAINTAINED. MJD
&&

.REV WATCHES/WARNINGS/ADVISORIES...
NV...FIRE WEATHER WATCH FROM SATURDAY AFTERNOON THROUGH SATURDAY
     EVENING FOR NVZ450-453-458.

CA...FIRE WEATHER WATCH FROM SATURDAY AFTERNOON THROUGH SATURDAY
     EVENING FOR CAZ270>272-278.

&&

HTTP://WEATHER.GOV/RENO

In the hours before

Special weather statement, Aug 29, 3:53 AM PDT, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RENO NV
353 AM PDT FRI AUG 29 2008

CAZ070>073-NVZ001>005-300000-
SURPRISE VALLEY CALIFORNIA-LASSEN-EASTERN PLUMAS-
EASTERN SIERRA COUNTIES-GREATER LAKE TAHOE AREA-MONO-
MINERAL AND SOUTHERN LYON COUNTIES-GREATER RENO-CARSON CITY-
MINDEN AREA-WESTERN NEVADA BASIN AND RANGE INCLUDING PYRAMID LAKE-
NORTHERN WASHOE COUNTY-
INCLUDING THE CITIES OF...CEDARVILLE...EAGLEVILLE...
FORT BIDWELL...PORTOLA...SUSANVILLE...WESTWOOD...SIERRAVILLE...
SOUTH LAKE TAHOE...TAHOE CITY...TRUCKEE...MARKLEEVILLE...
BRIDGEPORT...COLEVILLE...LEE VINING...MAMMOTH LAKES...HAWTHORNE...
YERINGTON...SMITH VALLEY...MINA...SCHURZ...GLENBROOK...
INCLINE VILLAGE...SPARKS...VERDI...GARDNERVILLE...FERNLEY...
FALLON...LOVELOCK...SILVER SPRINGS...NIXON...IMLAY...EMPIRE...
GERLACH
353 AM PDT FRI AUG 29 2008

...STRONG COLD FRONT WITH GUSTY WINDS EXPECTED THIS HOLIDAY
WEEKEND...

THIS LABOR DAY WEEKEND WILL BE MARKED BY DRASTICALLY CHANGING
WEATHER. VERY WARM TEMPERATURES TODAY...ABOUT 5 TO 10 DEGREES
ABOVE NORMAL...AND LIGHT WINDS WILL GIVE WAY TO A VERY STRONG COLD
FRONT WITH TEMPERATURES FALLING TO NEARLY 15 DEGREES BELOW NORMAL
BY SUNDAY AFTERNOON AND EVENING.

THE STRONG COLD FRONT WILL SWEEP SOUTH THROUGH NORTHERN CALIFORNIA
AND NEVADA SUNDAY AFTERNOON. AHEAD OF THIS FRONT...GUSTY WEST TO
SOUTHWEST WINDS ARE EXPECTED SATURDAY. THESE GUSTY WINDS...IN
EXCESS OF 35 MPH...WILL RESULT IN HAZARDOUS BOATING CONDITIONS ON
AREA LAKES FROM THE TAHOE BASIN NORTH AND ON PYRAMID LAKE. AREAS
OF BLOWING SAND AND DUST CAN ALSO BE EXPECTED THROUGH THE DESERT
VALLEYS.

THE STRONGEST WINDS WILL SHIFT SOUTH OF HIGHWAY 50 SUNDAY.
TEMPERATURES BEHIND THE FRONT WILL FALL DRAMATICALLY... WITH
HIGHS IN MANY AREAS ONLY REACHING THE LOWER TO MID 70S. SOME AREAS
IN THE SIERRA NORTH OF THE TAHOE BASIN WILL STRUGGLE TO CLIMB OUT
OF THE 60S FOR HIGHS. FARTHER SOUTH TEMPERATURES WILL CLIMB INTO
THE 80S...WITH GUSTY SOUTHWEST TO WEST WINDS IN EXCESS OF 40 MPH
CONTINUING. THESE WINDS WILL PRODUCE HAZARDOUS BOATING CONDITIONS
FROM THE TAHOE BASIN SOUTH THROUGH THE SIERRA AND EAST TO WALKER
LAKE.

WHILE THE WIND WILL SUBSIDE MONDAY...TEMPERATURES WILL REMAIN
WELL BELOW NORMAL. HIGHS WILL AVERAGE IN THE 70S FOR MOST AREAS
WITH SOME SIERRA LOCATIONS ONLY IN THE LOW 60S. THIS COLD FRONT WILL
ALSO BRING FREEZING TEMPERATURES MONDAY AND TUESDAY MORNINGS TO
THE HIGH SIERRA VALLEYS...INCLUDING TRUCKEE AND SOUTH LAKE TAHOE

STAY TUNED FOR FURTHER UPDATES TO THIS WEEKENDS HOLIDAY WEATHER...
INCLUDING ANY ADVISORIES...WATCHES OR WARNINGS THAT MAY BE
NEEDED.

HTTP://WEATHER.GOV/RENO

The office that day

Everything else NWS Reno, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 29, 6:14 AM PDTFire Weather WatchREV10 hr
Aug 29, 3:26 PM PDTLake Wind AdvisoryREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more36 hr

Nearby

Red Flag Warnings in California, 2008Red Flag Warnings in Nevada, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.