Hail, Roger Mills
- When
- May 23, 4:01 PM CST
- Where
- Roger Mills County, 1.75 mi N of Durham
- Measured
- 1 in hail
- Reported by
- Public
- Coordinates
- 35.865, -99.925
The report was relayed through mPING.
A supercell thunderstorm developed in far northern Roger Mills County on the evening of the 23rd, producing a report of large hail before quickly dissipating.
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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 OUN wrote it up.
A supercell thunderstorm developed in far northern Roger Mills County on the evening of the 23rd, producing a report of large hail before quickly dissipating.
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 Norman, OK wrote its last area forecast discussion before the first event at May 23, 12:30 PM CST, 3 hours 31 minutes earlier. Its key messages:
Area Forecast Discussion National Weather Service Norman OK 130 PM CDT Sat May 23 2026 ...New NEAR TERM, SHORT TERM... .KEY MESSAGES... Updated at 128 PM CDT Sat May 23 2026 - A few strong to severe storms could be possible into tonight mainly across parts of western Oklahoma and adjacent western north Texas. Hail and damaging winds will be the primary hazards. - Sunday and Monday may feature a drier period before increasing rain and storm chances return again mid-week. && .NEAR TERM... (Rest of today and tonight) Issued at 128 PM CDT Sat May 23 2026 Two MCVs are moving across the area today. One MCV has been moving across the fa all morning and was centered near Osage county around mid-day. Another smaller MCV has developed near the OK/KS border and was over Alfalfa county at mid-day as well. The MCVs has continued shower and some thunderstorm development across portions of the fa this morning. The MCVs are expected to move east across the area this afternoon, although the larger one has slowed down compared to earlier this morning. The MCVs will help maintain shower/storm chances across northern and eastern portions of the fa through the afternoon. Some of the CAMs show some new scattered storm development possible in NW portions of the fa near an outflow boundary this afternoon. There is some uncertainty whether activity will develop into NW portions of the fa due to the affects from the morning activity and how much recovery can occur. However, there has been some clearing in this area allowing for heating and radar shows a storm has developed near this boundary in the eastern TX panhandle. Instability of 1000-1500 J/kg will be possible in this area so if these storms do develop into the area, they could become strong to maybe severe. Later this afternoon, models also show storms developing in the High Plains of west TX and NM. This activity is expected to move E and SE and could eventually move into western/southwestern portions of the fa later this evening/overnight. With the lack of a strong LLJ to help maintain development, this activity is expected to be weakening as it moves into the area but a few storms could still be strong/severe with large hail and damaging winds possible. The showers/storms are expected to end/move out of the fa late tonight/early Sunday. Otherwise, near normal temperatures are expected this afternoon with highs in the 70s to mid 80s. Temperatures will then fall into the 50s and 60s tonight. && .SHORT TERM... (Sunday through Monday night) Issued at 128 PM CDT Sat May 23 2026 A brief dry period is expected for most of the area Sunday and Monday. Models show an upper low meandering across TX during this time before lifting north towards the fa Monday night. This will keep rain chances out of much of the fa until the upper low moves closer although if the low tracks closer to the fa than models are showing some rain chances would be possible across southern portions of the fa. Temperatures are expected to remain near or slightly above average across the area both Sunday and Monday with highs in the 80s. && .LONG TERM... (Tuesday through Friday) Issued at 130 AM CDT Sat May 23 2026 The upper low to the south in Texas will lift northward by Tuesday with southwesterly flow returning aloft. Rain chances are expected to return Tuesday and Wednesday with the subtropical jet and embedded disturbances in the flow ahead of a strong upper low digging into the Pacific Northwest. Similarly to earlier in the week, most of the storms are likely to be late in the evening after developing along the higher terrain to the west. However, towards the end of the week, there is some discrepancies in the evolution of this next trough/low. Brief ridging ahead of the system could bring another day or two of lull in precipitation, but if the system continues to eject eastward, then additional rain and storms chances could continue through next weekend. && .AVIATION... (18Z TAFS) Issued at 1153 AM CDT Sat May 23 2026 Mostly VFR conditions are expected through the upcoming period. Chances for scattered rain/thunder will persist through this evening across northern Oklahoma, especially at KWWR & KPNC. Another round of (likely decaying) activity is expected to arrive late tonight/early Sunday and offer potential for brief category reductions near and south of the Red River. Also monitoring increasing potential for areas of stratus and/or fog across the eastern one-half of Oklahoma during the predawn hours on Sunday. For now, have only included reduced category (MVFR) at KDUA during this time, though expansion in time/space is possible at later updates. Safe travels! Ungar && .PRELIMINARY POINT TEMPS/POPS... Oklahoma City OK 62 81 63 83 / 10 0 0 0 Hobart OK 60 84 61 86 / 30 0 0 0 Wichita Falls TX 62 84 62 85 / 40 10 0 0 Gage OK 55 83 60 86 / 30 0 0 10 Ponca City OK 59 81 61 84 / 10 0 0 0 Durant OK 66 82 66 83 / 20 10 10 20 && .OUN WATCHES/WARNINGS/ADVISORIES... OK...None. TX...None. && NEAR TERM...25 SHORT TERM...25 LONG TERM....23 AVIATION...09
Special Weather Statement
National Weather Service Norman OK
249 PM CDT Sat May 23 2026
OKZ014-232015-
Roger Mills OK-
249 PM CDT Sat May 23 2026
...A strong thunderstorm will impact portions of west central Roger
Mills County through 315 PM CDT...
At 249 PM CDT, Doppler radar was tracking a strong thunderstorm near
Reydon, moving east at 25 mph.
HAZARD...Wind gusts up to 50 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Cheyenne, Reydon, and Roll.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3576 10000 3581 9964 3557 9961 3557 10000
TIME...MOT...LOC 1949Z 264DEG 22KT 3567 9993
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
..speg.Special Weather Statement
National Weather Service Norman OK
333 PM CDT Sat May 23 2026
OKZ014-232100-
Roger Mills OK-
333 PM CDT Sat May 23 2026
...A strong thunderstorm will impact portions of southwestern Roger
Mills County through 400 PM CDT...
At 333 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles south of Reydon, moving southeast at 15 mph.
HAZARD...Wind gusts up to 50 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Dempsey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3563 9989 3555 9964 3548 9971 3542 9988
3542 9989 3556 9999
TIME...MOT...LOC 2033Z 299DEG 13KT 3555 9988
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
..speg.Special Weather Statement National Weather Service Norman OK 411 PM CDT Sat May 23 2026 OKZ009-014-232145- Roger Mills OK-Ellis OK- 411 PM CDT Sat May 23 2026 ...A strong thunderstorm will impact portions of southwestern Ellis and northwestern Roger Mills Counties through 445 PM CDT... At 411 PM CDT, Doppler radar was tracking a strong thunderstorm 7 miles northwest of Durham, moving southeast at 5 mph. HAZARD...Penny size hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Locations impacted include... Durham. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && LAT...LON 3600 10000 3591 9980 3577 9990 3580 10000 TIME...MOT...LOC 2111Z 310DEG 6KT 3592 10002 MAX HAIL SIZE...0.75 IN MAX WIND GUST...<30 MPH Ware
Special Weather Statement National Weather Service Norman OK 422 PM CDT Sat May 23 2026 OKZ014-021-232145- Roger Mills OK-Beckham OK- 422 PM CDT Sat May 23 2026 ...A strong thunderstorm will impact portions of south central Roger Mills and northwestern Beckham Counties through 445 PM CDT... At 422 PM CDT, Doppler radar was tracking a strong thunderstorm 7 miles east of Sweetwater, moving southeast at 15 mph. HAZARD...Penny size hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Locations impacted include... Sayre, Sweetwater, Berlin, and Dempsey. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && LAT...LON 3543 9994 3556 9978 3542 9950 3523 9973 TIME...MOT...LOC 2122Z 313DEG 14KT 3545 9979 MAX HAIL SIZE...0.75 IN MAX WIND GUST...<30 MPH Ware
Special Weather Statement
National Weather Service Norman OK
445 PM CDT Sat May 23 2026
OKZ009-014-232215-
Roger Mills OK-Ellis OK-
445 PM CDT Sat May 23 2026
...A strong thunderstorm will impact portions of southwestern Ellis
and northwestern Roger Mills Counties through 515 PM CDT...
At 445 PM CDT, Doppler radar was tracking a strong thunderstorm near
Durham, moving southeast at 15 mph.
HAZARD...Nickel size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to outdoor objects is possible.
Locations impacted include...
Crawford, Durham, and Roll.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3597 9992 3580 9964 3562 9985 3579 10000
3590 10000
TIME...MOT...LOC 2145Z 313DEG 14KT 3587 9993
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...<30 MPH
WareThe Amarillo radar (KAMA), 176 km away, was scanning. The volume nearest the first event began at 22:00 UTC.
1 hail. Local standard time, as filed.
The report was relayed through mPING.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Oklahoma in 2026Every state in 2026This day in weather historyWarnings in Oklahoma, May 2026
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: 1338770.