A persistent moist air mass resulted in another night of dense fog across much of the Oklahoma panhandle, beginning as early as mid-evening on the 11th for some locations. Visibility at or below one quarter mile occurred for at least a short period during the indicated time range in or near the cities of Beaver (Beaver County) and Guymon (Texas County).
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS AMA wrote it up.
A persistent moist air mass resulted in another night of dense fog across much of the Oklahoma panhandle, beginning as early as mid-evening on the 11th for some locations. Visibility at or below one quarter mile occurred for at least a short period during the indicated time range in or near the cities of Beaver (Beaver County) and Guymon (Texas County). By 10:00 AM CST on the 12th, the fog had dissipated.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Amarillo, TX wrote its last area forecast discussion before the first event at Dec 11, 6:01 PM CST, 59 minutes earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE AMARILLO TX 601 PM CST THU DEC 11 2014 .AVIATION... FOR THE 00Z TAFS...THE POTENTIAL FOR FOG AND LOW CLOUD DEVELOPMENT IS ONCE AGAIN THE MAIN WEATHER CHALLENGES FOR THIS FCST CYCLE. HAVE RETAINED IDEAS FROM PREVIOUS FCSTR REGARDING TIMING AND EXTENT OF THE FOG AND LOW CLOUDS. LIKE LAST NIGHT AND THIS PAST MORNING...KAMA WILL LIKELY BE IMPACTED THE MOST...FOLLOWED BY KGUY...WITH NO IMPACTS FROM FOG OR LOW CLOUDS ANTICIPATED AT KDHT. SOME OF THE FOG MAY BE DENSE...AND TRENDS WILL BE MONITORED CLOSELY THIS EVENING. IMPROVEMENT IS EXPECTED BY MID TO LATE MORNING FRIDAY. ANDRADE && .PREV DISCUSSION... /ISSUED 324 PM CST THU DEC 11 2014/ SHORT TERM... TONIGHT THROUGH SATURDAY NIGHT... EXPECTING MORE FOG DEVELOPMENT TONIGHT ACROSS ESSENTIALLY ALL OF TEXAS AND OKLAHOMA PANHANDLES. COULD VERY WELL SEE DEVELOPMENT OF DENSE FOG AGAIN OWING TO FAIRLY RICH DECEMBER DEWPOINTS AND LIGHT WINDS TONIGHT. WILL WAIT FOR SIGNS OF DEVELOPMENT BEFORE ASSESSING ANY NEED AND EXTENT OF A DENSE FOG ADVISORY. HAVE FORECAST AREAS OF FOG FOR MUCH OF THE AREA FRIDAY NIGHT AS WELL. NICE WARMUP STILL EXPECTED FOR FRIDAY AND SATURDAY...PARTICULARLY ACROSS WESTERN SECTIONS WHERE DEVELOPMENT OF SOUTHWEST WINDS WILL ERODE LOW-LEVEL MOISTURE AND PROMOTE DOWNSLOPE WARMING. ADEQUATE LOW-LEVEL MOISTURE RETURN SATURDAY NIGHT WARRANTS CONTINUATION OF THUNDER POPS SATURDAY NIGHT. HAVE INCREASED SAME SLIGHTLY...NOW INCLUDING ALL SECTIONS. 03 COCKRELL LONG TERM... SUNDAY THROUGH THURSDAY... NEGATIVELY TILTED UPPER LEVEL TROUGH MOVES INTO THE FOUR COURNERS REGION SATURDAY NIGHT...WITH A FAIRLY WELL AGREED UPON CLOSED LOW DEVELOPING ON SUNDAY OVER NEW MEXICO AND MOVING INTO THE PANHANDLES SUNDAY MORNING. BEST CHANCES FOR RAIN ARE ACROSS THE SOUTHERN TEXAS PANHANDLE SUNDAY MORNING...SPREADING EAST INTO THE EASTERN TWO-THIRDS OF THE CWA IN THE AFTERNOON. INSTABILITY IS NOT TOO IMPRESSIVE...BUT GIVEN THE WEAK VALUES AND THE DYNAMICS OF THE UPPER LEVEL LOW A MENTION OF THUNDERSTORMS IS WARRANTED ACROSS THE CWA SUNDAY AFTERNOON THOUGH NO SEVERE WEATHER IS EXPECTED AT THIS TIME. TEMPERATURES WILL DROP WITH THE FRONT SUNDAY EVENING...AND A CHANGE OVER TO A RAIN/SNOW MIX IS POSSIBLE LATE SUNDAY NIGHT. WRAP AROUND MOISTURE AS THE SYSTEM DEPARTS WILL BE LIMITED TO MAINLY LIGHT SNOW OVER THE OKLAHOMA AND NORTHERN TEXAS PANHANDLE...ENDING BY 12Z MONDAY. TRACK AND STRENGTH OF THE UPPER LEVEL LOW REMAIN CONSISTENT...AND 12Z ECMWF NOW ON BOARD WITH GFS SOLUTION OF THE ENTIRE SYSTEM EXITING THE AREA QUICKER THAN IN PAST DAYS. QUIET WEATHER WITH TEMPEARTURES CLOSE TO OR JUST BELOW NORMAL RETURN MONDAY THROUGH WEDNESDAY...WITH THE NEXT WEATHER SYSTEM APPROACHING THE PANHANDLES MID-WEEK. ELSENHEIMER && .AMA WATCHES/WARNINGS/ADVISORIES... TX...NONE. OK...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE AMARILLO TX 321 PM CST THU DEC 11 2014 OKZ001>003-TXZ001>020-120930- CIMARRON-TEXAS-BEAVER-DALLAM-SHERMAN-HANSFORD-OCHILTREE-LIPSCOMB- HARTLEY-MOORE-HUTCHINSON-ROBERTS-HEMPHILL-OLDHAM-POTTER-CARSON- GRAY-WHEELER-DEAF SMITH-RANDALL-ARMSTRONG-DONLEY-COLLINGSWORTH- 321 PM CST THU DEC 11 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE TEXAS AND OKLAHOMA PANHANDLES. .DAY ONE...THIS AFTERNOON AND TONIGHT. FOG WILL DEVELOP THIS EVENING ACROSS MOST OF THE TEXAS AND OKLAHOMA PANHANDLES. VISIBILITIES MAY DROP TO LESS THAN A MILE. AREAS OF DENSE FOG WILL BE POSSIBLE RESULTING IN HAZARDOUS DRIVING CONDITIONS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. THUNDERSTORMS ARE POSSIBLE SATURDAY NIGHT AND SUNDAY ACROSS MUCH OF THE PANHANDLES. SEVERE STORMS ARE NOT ANTICIPATED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. ELSENHEIMER
The national radar mosaic for the moment the first event began.
2 dense fog. Local standard time, as filed.
Visibility fell to one quarter mile at Guymon airport and Liberal, Kansas airport.
Visibility fell to one quarter mile at Guymon airport.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2014Every state in 2014This day in weather historyWarnings in Oklahoma, December 2014
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 548868, 548870.