777  
FXUS64 KLUB 200509  
AFDLUB  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE LUBBOCK TX  
1209 AM CDT MON APR 20 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
ISSUED AT 1207 AM CDT MON APR 20 2026  
 
- COOL AND CLOUDY WITH A RISK OF LIGHT PRECIPITATION ON MONDAY.  
PERHAPS A THUNDERSTORM OR TWO IN THE SOUTHERN ROLLING PLAINS  
 
- ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS ON WEDNESDAY AND  
THURSDAY  
 
 
   
SHORT TERM  
 
(TONIGHT THROUGH TUESDAY)  
ISSUED AT 1044 PM CDT SUN APR 19 2026  
 
RIDGING IS EVIDENT ACROSS THE CENTRAL CONUS ON MONDAY INTO EARLY  
TUESDAY MORNING WHILST A SUBTLE WEAKNESS IN THE RIDGE MOVES OUT OF  
THE MOGOLLON RIM INTO NW TEXAS BY TUESDAY MORNING. PLENTIFUL LOW  
LEVEL MOISTURE IS POISED OVER S TX THIS SUNDAY EVENING AND GUIDANCE  
SUGGESTS THAT WE SHOULD THINGS STARTING TO CLOUD UP BEFORE 12Z/MON.  
AS THE AFOREMENTIONED WEAKNESS APPROACHES, THIS ADDS A BIT OF  
REINFORCEMENT TO THE MOISTURE ADVECTION WHICH ULTIMATELY KEEPS  
CLOUDS IN MUCH OF THE DAY. WHILE THE BLEND DOES WANT TO HOLD POPS  
IN, IT SHOULD BE REMEMBERED THAT ONLY A HUNDREDTH OF AN INCH WOULD  
VERIFY SUCH A FORECAST. LOOKING AT FORECAST SOUNDINGS WITH ABOUT A  
5000' MOIST LAYER WHICH IS CAPPED WITH ONLY WEAK OMEGA FIELDS  
(ISENTROPIC ASCENT) THE MODE MIGHT BE A BIT MORE SPRINKLES OR  
DRIZZLE THAN ANYTHING ELSE THROUGH THE DAY. CHANCES MIGHT BE A BIT  
BETTER IN THE SOUTHERN ROLLING PLAINS AND SOME THUNDER CAN'T BE  
COMPLETELY RULED OUT THOUGH CONFIDENCE IS LOW. AT THIS POINT,  
THERE ISN'T ANY POTENTIAL OF MUCH MORE THAN THAT OF A LIGHT  
WETTING ACROSS THE VAST MAJORITY OF THE CWA. THE CLOUDS WILL KEEP  
TEMPS ON THE COOLER SIDE (MAINLY IN THE 60S) BUT IT WILL FEEL  
MORE MOIST THAN EXPERIENCED ON SUNDAY.  
 
 
   
LONG TERM  
 
(TUESDAY NIGHT THROUGH NEXT SUNDAY)  
ISSUED AT 1044 PM CDT SUN APR 19 2026  
 
LOOKING AHEAD TUESDAY MORNING FINDS A HEALTHY LOW OFF THE NORCAL/OR  
COASTLINE WITH RIDGING ALONG THE SPINE OF THE ROCKIES. THE EASTERN  
PERIPHERY OF THE LOW WILL BECOME MORE NEGATIVELY TILTED AS IT MAKES  
ITS WAY THROUGH CO/WY BY WED AND THE DAKOTAS INTO FRIDAY. TO ITS  
SOUTH, ZONAL FLOW REMAINS OVER THE SOUTHERN HALF OF THE CONUS.  
PERHAPS BY SATURDAY, THE MID LEVEL FLOW MIGHT FINALLY TO START TO  
BECOME MODESTLY MORE SOUTHWESTERLY. THERE ARE INDICATIONS OF THE  
STORM TRACK BECOMING MORE SOUTHERLY INTO EARLY NEXT WEEK.  
 
IN TERMS OF SENSIBLE WEATHER, WE'LL SEE DRY CONDITIONS THIS WEEK  
WITH WARMING TEMPERATURES DAY OVER DAY. WEDNESDAY WILL PROBABLY THE  
BREEZIEST WITH AT LEAST SOME FIRE WEATHER POTENTIAL MAINLY WEST AND  
PERHAPS MORE VOLATILE ON THURSDAY IN THE NW. THE DAKOTA LOW SHOULD  
YIELD US A FROPA BY FRIDAY MORNING WITH COOLER TEMPERATURES FOR  
FRIDAY THOUGH QUICKLY REBOUNDING SAT. WHILE SUNDAY COULD SEE AN  
UPTICK IN PRECIP CHANCES, IT'S NOT TERRIBLY ENCOURAGING  
THIS POINT.  
 
 
   
AVIATION  
 
(06Z TAFS)  
ISSUED AT 1207 AM CDT MON APR 20 2026  
 
INCREASED LOW-LEVEL MOISTURE MOVING IN FROM THE SOUTH WILL AID IN  
MVFR TO IFR CIGS AT KLBB BY DAYBREAK, THEN BY MID-MORNING AT KPVW.  
KCDS WILL REMAIN ON THE NORTHWARD EXTENT OF LOW CIGS, WITH LOW  
CONFIDENCE IN STRATUS REACHING THE TERMINAL, THEREFORE HAVE OPTED  
FOR NO MVFR TAF MENTION.  
 
 
   
LUB WATCHES/WARNINGS/ADVISORIES  
 
NONE.  
 
 
 
 
SHORT TERM...26  
LONG TERM....26  
AVIATION...12  
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