621  
FNUS22 KWNS 191906  
FWDDY2  
 
DAY 2 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
0205 PM CDT TUE MAY 19 2026  
 
VALID 201200Z - 211200Z  
   
..AFTERNOON UPDATE  
 
THE PREVIOUS FORECAST REMAINS ON TRACK. CONTINUED ELEVATED FIRE  
WEATHER CONDITIONS ARE EXPECTED ACROSS EASTERN AZ INTO CENTRAL NM  
WITH A NARROW REGION OF LOCALLY CRITICAL CONDITIONS REEMERGING IN  
THE MIDDLE RIO GRANDE VALLEY. CHANNELING EFFECTS WILL PROMOTE A FEW  
AFTERNOON HOURS OF SOUTHWESTERLY 15-25 MPH WINDS AMID 10-15% RH  
WHERE CRITICALLY DRY FUELS EXIST.  
 
..ELIZALDE-GARCIA.. 05/19/2026  
   
PREV DISCUSSION  
/ISSUED 1154 PM CDT MON MAY 18 2026/  
   
..SYNOPSIS  
 
THE ACTIVE AND PROGRESSIVE MID-LEVEL SYNOPTIC PATTERN RESPONSIBLE  
FOR RECENT CRITICAL FIRE WEATHER ACROSS THE SOUTHWEST AND SOUTHERN  
HIGH PLAINS WILL BEGIN TRANSITIONING TOWARD A MORE QUASI-ZONAL FLOW  
REGIME ON WEDNESDAY. BELOW-NORMAL TEMPERATURES AND FAIRLY WIDESPREAD  
PRECIPITATION WILL OVERSPREAD OF THE CENTRAL AND EASTERN CONUS. THIS  
INCOMING AIRMASS WILL TEMPORARILY DAMPEN THE FIRE WEATHER THREAT  
ACROSS A BROAD PORTION OF THE COUNTRY AND SUPPORT A BENEFICIAL  
GREEN-UP OF HERBACEOUS VEGETATION IN SOME AREAS, PARTICULARLY ACROSS  
THE NORTHERN CONUS, WHERE FIRE-SLOWING VEGETATION HAS STRUGGLED TO  
EMERGE THIS SPRING. HOWEVER, DRY AND BREEZY CONDITIONS REMAIN IN  
PLACE FOR AT LEAST ONE MORE DAY ACROSS PORTIONS OF THE SOUTHWEST.  
   
..SOUTHWEST  
 
DESPITE THE FLATTENING UPPER-LEVEL PATTERN, A LINGERING BELT OF  
MODERATE SOUTHWESTERLY FLOW ALOFT (30-40 KTS NEAR THE TOP OF THE  
AFTERNOON BOUNDARY LAYER DUE TO STRONG DIURNAL HEATING) WILL REMAIN  
OVER THE SOUTHERN ROCKIES. SUSTAINED SOUTHWEST WINDS OF 10-20 MPH  
WILL ALIGN WITH MINIMUM RELATIVE HUMIDITY VALUES OF 10-20%. THUS, AN  
AREA OF ELEVATED FIRE WEATHER CONDITIONS WILL EXIST AS THIS WIND/RH  
OVERLAP COINCIDES WITH CRITICALLY DRY FUELS.  
   
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT  
 
 
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