Hail, Cimarron
- When
- July 12, 5:35 PM CST
- Where
- Cimarron County, 2 mi N of Boise City
- Measured
- 0.75 in hail
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 36.767, -102.517
Hail in Oklahoma, July 12, 2001
An isolated severe thunderstorm over the western Oklahoma panhandle during the early evening hours produced dime-sized hail.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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.
What happened
The episode as NWS AMA wrote it up.
An isolated severe thunderstorm over the western Oklahoma panhandle during the early evening hours produced dime-sized hail.
What forecasters said that day
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 Jul 12, 2:57 PM CST, 2 hours 38 minutes earlier.
Area forecast discussion, Jul 12, 2:57 PM CST, 2 hours 38 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION NATIONAL WEATHER SERVICE AMARILLO TX 357 PM CDT THU JUL 12 2001 UPR LVL RIDGE MAINTAINING ITS PRESENCE OVER THE SRN PORTIONS OF THE U.S. TODAY...APPROX CENTERED OVER NW TX...AND WILL CONTINUE TO DO SO THROUGH THE NEXT SEVEN DAYS. HOWEVER...IMPACT TO AREA/S SENSIBLE WX WILL WAVER AS RIDGE MEANDERS AROUND THE REGION. IN THE MEANTIME... VERY WEAK PRE-FRONTAL TROUGH ORIENTED E-W FROM N CNTRL OK...WWD INTO THE NRN TX PNHDL...PER LATEST VISIBLE SAT IMAGERY AND SFC ANALYSIS. WEAK COLD FRONT STILL A LITTLE FARTHER N...STRETCHING FROM SRN KS ACROSS THE NRN OK PNHDL AND INTO SE CO. MORNING SHORT RANGE MODELS REMAIN CONSISTENT WITH UPR LVL RIDGE MIGRATING SOUTHWEST ACROSS THE S PLAINS OF W TX TONIGHT...FINALLY ENDING UP OVER ERN NM ON FRI. THIS SHOULD ALLOW THE WINDS ALOFT TO BACK AROUND TO THE NW AND INCREASE A LITTLE...AND TEMPERATURES ALOFT TO DECREASE A LITTLE. ALSO...TROUGH AND FRONT SHOULD GRADUALLY SINK SOUTH ACROSS THE PNHDLS. BASICALLY CONDITIONS A BIT MORE FAVORABLE FOR TSTMS TO DEVELOP OVER THE HIGHER TERRAIN OF NM/CO AND MOVE SE ACROSS THE TX/OK PNHDLS. WEAK TO MODERATE SHEAR WILL IMPROVE STORM ORGANIZATION...WITH CLUSTERS EVENTUALLY MERGING/EVOLVING INTO MCS. THE NRN ZONES HAVE BEST CHANCE TO BE IMPACTED BY MCS TONIGHT. YET WITH UPR HIGH CENTERED OVER ERN NM BY FRI EVENG...MOST OF THE CWA APPEARS TO HAVE A MODERATE CHANCE OF EXPERIENCING ANOTHER PASSING MCS. AS ONE MIGHT EXPECT WITH DECREASING HEIGHTS...WEAK CAA... INCREASED CLOUD COVER AND ANY RAINFALL THAT OCCURS...TEMPERATURES CAN BE EXPECTED TO FALL. PCPN CHANCES WILL CONTINUE THROUGH WEEKEND UNTIL RIDGE BUILDS/SHIFTS BACK E OVER THE RGN. LATEST MEDIUM RANGE MODELS ARE HINTING AT RIDGE MAINTAINING EWD COURSE NEXT WEEK WITH POSSIBLE SWRLY FLOW ALOFT OVERSPREADING PNHDLS BY LATE WEEK. IN THE MEANTIME...CONTINUED SLIGHT CHANCE CONVECTION FOR TUE AND KEPT MID WEEK DRY AND HOT. .AMA... TX...NONE. OK...NONE. JH
The radar
The Amarillo radar (KAMA), 185 km away, was scanning. The volume nearest the first event began at 23:36 UTC.
Event by event
1 hail. Local standard time, as filed.
What these are
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flash Flood in Washington, July 12, 2001
- Heat in Mississippi, July 12, 2001
- Heat in Texas, July 12, 2001
- Flash Flood and Hail in Montana, July 12 to 13, 2001
- Wildfire in California, July 12, 2001
- Flash Flooding and Hail in Montana, July 12, 2001
- Hail and Damaging Winds in Mississippi, July 12, 2001
- Damaging Winds in Louisiana, July 12, 2001
- Hail and Damaging Winds in Oklahoma, July 12, 2001
- Lightning Strike in Colorado, July 12, 2001
- Hail and Damaging Winds in Kansas, July 12, 2001
- Damaging Wind in Missouri, July 12, 2001
More
Every storm in Oklahoma in 2001Every state in 2001This day in weather historyWarnings in Oklahoma, July 2001
Sources
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: 5251828.