Las Vegas, NV...Albuquerque, NM...Henderson, NV...N. Las Vegas, NV...Flagstaff, AZ...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 221851
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0151 PM CDT WED MAY 22 2013
VALID 231200Z - 241200Z
...CRITICAL FIRE WEATHER AREA FOR SRN NV...NRN HALF AZ...PORTIONS
OF SRN AND ERN UT AND SWRN CO...NW AND CNTRL NM....
UPPER LOW WILL REMAIN IN PLACE OVER THE NW WITH ONE DISTURBANCE
ROTATING AROUND THE BASE OF THE LOW AND THEN NEWD INTO THE NRN
ROCKIES. THIS WILL FURTHER ENHANCE THE SWLY WINDS WITH STRONGER
FLOW EXTENDING FURTHER TO THE EAST ACROSS PARTS OF NEW MEXICO AND
NORTH ACROSS THE CENTRAL ROCKIES.
...SRN NV...NRN HALF AZ...PORTIONS OF SRN AND ERN UT AND SWRN
CO...NW AND CNTRL NM....
MODEL GUIDANCE THIS MORNING SHOWS STRONGER SWLY WINDS EXTENDING
FURTHER EAST ON THURSDAY...INTO CENTRAL NEW MEXICO SO HAVE EXPANDED
THE CRITICAL AREA TO INCLUDE PARTS OF CENTRAL NEW MEXICO. SWLY
WINDS OF 20 MPH SHOULD BE COMMON WITH SOME GUSTS IN THE 3O TO 40 MPH
RANGE. IT WILL STILL BE WARM WITH HIGHS IN THE 70S AND 80S AND
HUMIDITY FROM 5 TO 15 PERCENT. FUEL CONDITIONS CONTINUE VERY DRY
ACROSS THE AREA WITH LONG TERM DROUGHT.
...SRN AZ AND MUCH OF SRN/ERN NM....
NO CHANGE EXCEPT TO INCLUDE PARTS OF CNTRL NM IN CRITICAL AREA..
...CNTRL NV/UT INTO NW CO AND SW/CNTRL WY...
S/SWLY WINDS WILL BE STRONG ACROSS THIS AREA AS AN UPPER DISTURBANCE
LIFTS OUT INTO THE NRN ROCKIES...HOWEVER...FUELS ACROSS THE AREA ARE
NOT FAVORABLE FOR WILDFIRES AND IT WILL ALSO BE COOLER WITH HIGHER
HUMIDITY ACROSS THIS AREA.
..BOTHWELL.. 05/22/2013
.PREV DISCUSSION... /ISSUED 0223 AM CDT WED MAY 22 2013/
...SYNOPSIS...
...SRN NV...CNTRL AZ...PORTIONS OF SRN AND ERN UT AND WRN UT...NW
NM...
W/SWLY FLOW WILL INCREASE FURTHER ON THURSDAY AS AN EMBEDDED
SHORTWAVE IMPULSE ROTATES THROUGH PAC NW UPPER LOW/WRN TROUGH. AT
THE SFC...A BROAD AREA OF LOW PRESSURE WILL DEVELOP ACROSS THE GREAT
BASIN...SOUTHWEST DESERTS AND INTO THE INTERMOUNTAIN WEST. THE
STRONGEST WINDS JUXTAPOSED WITH CRITICALLY LOW RH VALUES AND DRY
FUELS ARE EXPECTED IN THE CRITICAL AREA. S/SW SURFACE WINDS NEAR 20
MPH WITH GUSTS TO 40 MPH ARE ANTICIPATED AS DEEP BOUNDARY LAYER
MIXING OCCURS. RH VALUES FROM 6-15 PERCENT WILL ALSO BE WIDESPREAD.
...SRN AZ AND MUCH OF NM...
TO THE SOUTH AND EAST OF THE CRITICAL IN AZ AND NM...CONDITIONS MAY
BE SOMEWHAT MORE MARGINAL. WIND SPEEDS WILL NOT BE QUITE AS
STRONG...AROUND 10-15 MPH WITH SOME GUSTS TO 20-25 MPH. WARM AND
DRY CONDITIONS ARE EXPECTED HOWEVER...WITH RH VALUES FROM 6-15
PERCENT. MARGINAL WINDS WILL PRECLUDE THE INCLUSION OF THIS AREA IN
THE CRITICAL DELINEATION AT THIS TIME.
...CNTRL NV/UT INTO NW CO AND SW/CNTRL WY...
WINDS WILL BE STRONG ACROSS THIS AREA DUE TO A TIGHTER SURFACE
PRESSURE GRADIENT. S/SW WINDS 20-25 MPH WITH GUSTS TO 40 MPH ARE
POSSIBLE /MAYBE HIGHER IN WY/. HOWEVER...COOLER TEMPERATURES WILL
KEEP RH VALUES A BIT HIGHER...FROM 15-25 PERCENT.
ADDITIONALLY...FUELS ACROSS THIS AREA ARE UNFAVORABLE FOR CRITICAL
CONDITIONS AT THIS TIME.
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
CLICK FOR DAY 2 FIREWX AREAL OUTLINE PRODUCT (KWNSPFWFD2)