770  
FXUS63 KGLD 141853  
AFDGLD  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE GOODLAND KS  
1253 PM MDT SUN SEP 14 2025  
   
KEY MESSAGES  
 
- POTENTIAL FOR A FEW SEVERE STORMS THIS AFTERNOON, MAINLY NORTH  
OF I-70 AND EAST OF HWY 25 BETWEEN 3-9 PM CDT. HAIL UP TO 2  
INCHES, WINDS UP TO 70 MPH, AND A BRIEF TORNADO ARE POSSIBLE  
FOR THIS EVENING.  
 
- AFTERNOON AND EVENING STORMS WILL RETURN TO THE REGION ON  
TUESDAY AND WEDNESDAY.  
 
- HIGHS IN THE 70S ARE EXPECTED FROM WEDNESDAY ONWARDS.  
 
 
   
SHORT TERM /THROUGH MONDAY NIGHT/  
 
ISSUED AT 1251 PM MDT SUN SEP 14 2025  
 
AS WE'VE BEEN EXPECTING FOR A FEW DAYS NOW, THERE IS CONVECTION  
ONGOING THIS AFTERNOON WHICH WILL LIKELY LAST INTO THE EVENING AND  
EARLY NIGHT. THE UPPER-LEVEL LOW WHICH HAS BEEN RESPONSIBLE FOR  
YESTERDAY'S STORMS AND STORMS IN EASTERN COLORADO THE PREVIOUS FEW  
DAYS.  
 
CURRENTLY, WE ARE SEEING STORMS OVER THE NORTHWESTERN CWA BEING  
FORCED BY MID-LEVEL VORTICITY. THESE ARE FORECAST TO CONTINUE TO THE  
EAST-SOUTHEAST OVER THE NEXT FEW HOURS, BUT NOT POSE MUCH OF A  
SEVERE RISK. THE SEVERE RISK WILL COME WHEN THE MID/UPPER-LEVEL  
FORCING MEET UP WITH THE SURFACE TROUGH AXIS THAT HAS BASICALLY  
STALLED OUT JUST EAST OF KS HIGHWAY 25. ONCE THESE FEATURES MEET,  
LIKELY BETWEEN 19-00Z, THE MAIN EVENT WILL START FIRING. WE EXPECT  
TO SEE A BROKEN LINE OF STORMS QUICKLY FIRE WHEN THEY DO MEET AND  
MOVE TO THE EAST. POTENTIAL HAZARDS INCLUDE HAIL UP TO 2 INCHES,  
WINDS UP TO 70 MPH, AND A BRIEF TORNADO OR TWO. THE BULK OF THE  
TORNADIC THREAT IS EXPECTED TO BE FOR LANDSPOUTS AS THE MAIN LINE IS  
FIRING, BUT THE THREAT FOR A SUPERCELL TORNADO IS NOT 0. SHEAR IS  
EXPECTED TO BE THE MAIN LIMITING FACTOR FOR THE STORMS TODAY WHILE  
CAPE AND FORCING WILL BE PLENTIFUL. THERE IS A HEALTHY AMOUNT (30-40  
KTS) OF EFFECTIVE SHEAR, BUT MOST OF THAT IS SPEED SHEAR, NOT  
DIRECTIONAL, AND IS MOSTLY ELEVATED, NOT AT THE SURFACE.  
 
THE STORMS TODAY ARE EXPECTED TO START LEAVING THE CWA AROUND 2-4Z  
WITH 6Z AS THE LATE EXIT TIME. AFTER THE CONVECTION, THE SKY LOOKS  
TO CLEAR OUT AND TEMPERATURES WILL COOL INTO THE 50S. LOCATIONS IN  
THE NORTHEASTERN CWA, INCLUDING MCCOOK TO HILL CITY MAY SEE DENSE  
FOG FORMING, IF WINDS BECOME CALM TONIGHT. THIS WOULD LIKELY LIFT BY  
16Z.  
 
TOMORROW, WE'LL BE UNDER ZONAL FLOW. THIS WON'T WIPE OUT PREVENT ANY  
STORMS FROM FIRING, BUT WITH NO FORCING FEATURES, STORMS WOULD BE  
LIMITED TO CONVECTIVE-T INITIATION ONLY, AND LIKELY BE SHORT-LIVED.  
HIGHS LOOK TO WARM INTO THE MID TO UPPER 80S WITH RH VALUES RANGING  
IN THE MID 20S TO MID 40S WITH THE EASTERN CWA BEING MORE DAMP.  
OVERNIGHT TEMPERATURES ARE FORECAST TO COOL INTO THE THE MID 50S TO  
LOW 60S.  
 
 
   
LONG TERM /TUESDAY THROUGH SUNDAY/  
 
ISSUED AT 1251 PM MDT SUN SEP 14 2025  
 
THE ACTIVE PATTERN WILL CONTINUE THROUGH THE LONG-TERM. TUESDAY  
AFTERNOON/EVENING, A POTENT LOW AND COLD FRONT ARE PROJECTED TO FIRE  
OFF FAIRLY WIDESPREAD STORMS ACROSS THE AREA. SPC HAS ALREADY THROWN  
OUT A DAY 3 MARGINAL SEVERE WEATHER OUTLOOK FOR MOST OF THE AREA,  
ACCOUNTING FOR THE THUNDERSTORM POTENTIAL. CURRENTLY, IT LOOKS LIKE  
STORMS WILL FIRE NEAR THE COLORADO BORDER AND MOVE OFF TO THE EAST  
THROUGHOUT THE AFTERNOON AND EVENING HOURS. HAIL LOOKS TO BE THE  
MAIN THREAT SO FAR, BUT WE CANNOT RULE OUT ANY THREATS AT THIS  
POINT.  
 
PRECIPITATION COULD CONTINUE WEDNESDAY AS AN UPPER-LEVEL LOW MOVES  
OVER THE AREA. THIS WILL LEAD TO CLOUD COVER AND COOLER  
TEMPERATURES, LIKELY IN THE LOW TO MID 70S. GENERALLY, TEMPERATURES  
LOOK TO REMAIN IN THE 70S FOR THE REST OF THE LONG TERM WITH LOW  
COOLING INTO THE 50S WITH THE EASTERN CWA POTENTIALLY SEEING UPPER  
40S LATER IN THE WEEK.  
 
 
   
AVIATION /18Z TAFS THROUGH 18Z MONDAY/  
 
ISSUED AT 1113 AM MDT SUN SEP 14 2025  
 
BOTH KGLD AND KMCK ARE FIGHTING MVFR CEILINGS AS OF WRITING  
THIS. THE CLOUD DECK IS AROUND 2,500 FEET AGL AND VARYING  
BETWEEN SCATTERED AND BROKEN, LEANING TOWARDS THE SCATTERED  
SIDE. OVER THE NEXT COUPLE OF HOURS, THE CLOUD BASES ARE  
FORECAST TO RISE ABOVE 3,000 FEET.  
 
FOR KGLD, SOME DECAYING SHOWERS FROM THE NORTHWEST MAY IMPACT  
THE TAF SITE BETWEEN 20-00Z. THIS COULD BRIEFLY DROP US DOWN TO  
MVFR, BUT THIS CONVECTION SHOULD BE FALLING APART AS IT REACHES  
THE AIRPORT.  
 
KMCK WILL SEE THE SPICIER WEATHER THIS AFTERNOON/EVENING.  
STARTING AROUND 20-21Z, A BROKEN LINE OF MAY START FIRING,  
DIRECTLY IMPACTING THE AIRPORT IN THE 22-00Z TIME FRAME. WE ARE  
WORRIED ABOUT SEVERE WEATHER WITH THESE STORMS AND THEY ARE  
EXPECTED TO DEVELOP NEAR KMCK, SO KEEP AN EYE OUT FOR RAPIDLY GROWING  
CUMULUS. THESE STORMS ARE EXPECTED TO CLEAR OUT NO LATER THAN  
1-2Z, UNLESS SOMETHING MAJOR CHANGES.  
 
AROUND SUNRISE, KMCK IS SHOWING SIGNS OF A SATURATED BOUNDARY  
LAYER, LEADING TO EITHER FOG OR VERY LOW STRATUS. CONFIDENCE FOR  
IFR/LIFR CONDITIONS IS ONLY ABOUT 30-40%, BUT IT WILL NEED TO BE  
MONITORED CLOSELY.  
 
 
   
GLD WATCHES/WARNINGS/ADVISORIES  
 
KS...NONE.  
CO...NONE.  
NE...NONE.  
 
 
 
 
 
SHORT TERM...CA  
LONG TERM...CA  
AVIATION...CA  
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