The NOAA Storm Prediction Center logged 10 tornado reports, 34 hail reports and 14 damaging-wind reports for the storm day from 12:00 UTC on May 27, 2023 to 12:00 UTC the next morning — most of them in WY, CO, TX.
| UTC | Rating | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 20:22 | — | 29 Nw Wheatland | Albany | WY | CONFIRMED TORNADO OVER LARAMIE PEAK. (CYS) |
| 20:25 | — | 9 Ssw Esterbrook | Converse | WY | PICTURE FROM TWITTER. (CYS) |
| 21:08 | — | 6 Nne Ryan | Jeff Davis | TX | LANDSPOUT.... DEVELOPED AROUND 408 PM ABOUT 20 MILES NW OF MARFA... TX AND WAS ON THE GROUND FOR APPROXIMATELY ONE MINUTE. A SECOND DEVELOPED SHORTLY AFTER THE FIRST... (MAF) |
| 22:05 | — | 7 Sw Cheyenne | Laramie | WY | LANDSPOUT TORNADO SIGHTED SOUTHWEST OF CHEYENNE. (CYS) |
| 00:06 | — | 3 Nw Bushnell | Kimball | NE | (CYS) |
| 00:10 | — | 13 Nne Tatum | Lea | NM | TORNADO BRIEFLY TOUCHED DOWN IN AN OPEN FIELD TO THE NORTH OF TATUM... NM. (MAF) |
| 00:29 | — | 3 Ssw Sweetwater Reserv | Kiowa | CO | BRIEF GROUND CIRCULATION BENEATH FUNNEL CLOUD. HAS SINCE DISSIPATED. (PUB) |
| 00:38 | — | 10 Nne Gladiola | Lea | NM | STORM CHASER SHARED PHOTO OF A CONE TORNADO BURIED IN THE RAIN NORTH OF US HIGHWAY 380 AND JUST WEST OF STATE ROAD 769. NO DAMAGE WAS REPORTED AND DURATION IS UNKNOWN. (MAF) |
| 01:01 | — | 3 Ssw Grand View | Owyhee | ID | PHOTOS ON SOCIAL MEDIA SHOWED A LANDSPOUT NEAR GRAND VIEW. REPORTS STARTS AT LEAST 3 OF THEM FORMED IN THE SAME AREA LASTING AROUND 5 MINUTES EACH. NO DAMAGE REPORTED. (BOI) |
| 01:26 | — | 2 Nw Plains | Yoakum | TX | VIDEO ON SOCIAL MEDIA CONFIRMS GROUND CIRCULATION. (LUB) |
| UTC | Size | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 20:50 | 1.00″ | Douglas | Converse | WY | FACEBOOK POST. NORTH 4TH ST IN DOUGLAS. (CYS) |
| 21:00 | 1.00″ | 8 Sw Wheatland | Platte | WY | (CYS) |
| 21:07 | 1.50″ | Hazen | Mercer | ND | RELAYED VIA SOCIAL MEDIA WITH PICTURES. (BIS) |
| 21:10 | 1.00″ | 5 Nne Aladdin | Crook | WY | MOSTLY MARBLE SIZE COVERING THE GROUND (UNR) |
| 21:19 | 1.00″ | Wheatland | Platte | WY | TWITTER POST. (CYS) |
| 21:22 | 1.50″ | Wheatland | Platte | WY | PING PONG SIZE HAIL. (CYS) |
| 21:25 | 1.00″ | 4 Nne Timnath | Larimer | CO | (BOU) |
| 21:25 | 1.25″ | 7 Wsw Upton | Weston | WY | (UNR) |
| 21:30 | 1.75″ | 8 Wsw Upton | Weston | WY | (UNR) |
| 21:31 | 1.25″ | 2 Nw New Windsor Reserv | Weld | CO | (BOU) |
| 21:37 | 1.00″ | Timnath | Larimer | CO | (BOU) |
| 21:38 | 1.00″ | 4 E Wheatland | Platte | WY | REPORT FROM MPING: QUARTER (1.00 IN.). (CYS) |
| 21:40 | 1.00″ | 9 W Dwtn Spearfish | Lawrence | SD | (UNR) |
| 21:43 | 1.25″ | 2 Nw New Windsor Reserv | Weld | CO | (BOU) |
| 21:45 | 1.00″ | 1 Nw Timnath | Larimer | CO | (BOU) |
| 21:50 | 1.00″ | 6 W Upton | Weston | WY | (UNR) |
| 22:00 | 1.25″ | 10 Wnw Dwtn Spearfish | Lawrence | SD | (UNR) |
| 22:10 | 1.75″ | 5 W Belle Fourche | Butte | SD | (UNR) |
| 22:20 | 1.25″ | 5 Se Pine Haven | Crook | WY | (UNR) |
| 22:23 | 1.00″ | 4 Ne Elkins | Chaves | NM | US HWY 70 4MI E-NE ELKINS. (ABQ) |
| 22:25 | 1.25″ | 8 N Alva | Crook | WY | (UNR) |
| 22:32 | 1.00″ | 6 Ne Cherry Valley | Poinsett | AR | QUARTER SIZED HAIL IN THE BAY VILLAGE AREA ON THE CROSS-POINSETT COUNTY LINE. (MEG) |
| 22:32 | 1.50″ | 6 Ene Pine Haven | Crook | WY | (UNR) |
| 23:00 | 1.00″ | 7 Nw Alva | Crook | WY | (UNR) |
| 23:06 | 1.25″ | La Grange | Goshen | WY | (CYS) |
| 23:15 | 1.00″ | 5 N Sumner Lake State P | De Baca | NM | (ABQ) |
| 23:15 | 1.00″ | 5 Se Fort Laramie | Goshen | WY | (CYS) |
| 23:37 | 1.75″ | 5 N Sumner Lake State P | De Baca | NM | (ABQ) |
| 23:44 | 1.00″ | 4 W Lingle | Goshen | WY | CORRECTS PREVIOUS HAIL REPORT FROM 4 NW LINGLE. (CYS) |
| 23:50 | 1.00″ | 5 W Carlyle | Wibaux | MT | HEAVY DOWNPOURS ALONG WITH HAIL UP TO THE SIZE OF QUARTERS. (GGW) |
| 00:06 | 1.00″ | 3 S Bushnell | Kimball | NE | (CYS) |
| 01:51 | 1.00″ | Morton | Cochran | TX | (LUB) |
| 01:55 | 1.00″ | Plains | Yoakum | TX | (LUB) |
| 03:27 | 1.00″ | 2 N Raton | Colfax | NM | QUARTER SIZE HAIL LASTED 2 TO 3 MINUTES AND COMPLETELY COVERED THE GROUND. (ABQ) |
| UTC | Gust | Place | County | State | Remarks |
|---|---|---|---|---|---|
| 20:50 | 58 mph | 4 Wsw Gerlach | Washoe | NV | MESONET STATION UP973 3.9 SW GERLACH (UPR). (REV) |
| 21:47 | 71 mph | 21 Wnw Imlay | Pershing | NV | MESONET STATION MJBN2 MAJUBA. (REV) |
| 23:35 | 61 mph | 6 Wnw Newcastle | Weston | WY | (UNR) |
| 23:46 | 60 mph | Four Corners | Weston | WY | (UNR) |
| 23:56 | 60 mph | 50 Se La Grange | Kimball | NE | (CYS) |
| 23:56 | 60 mph | 12 Wsw Harrisburg | Banner | NE | CORRECTS REPORT FOR 50 SE LA GRANGE. (CYS) |
| 00:00 | damage | 2.3 Se Bushnell | Kimball | NE | PORTIONS OF METAL ROOF TORN OFF FROM BUILDING. REPORTED BY LARAMIE COUNTY FD #3. (CYS) |
| 00:00 | damage | 2.3 Se Albin | Laramie | WY | PORTION OF MANUFACTURED BUILDING ROOF TORN OFF. CORRECTS REPORT FROM 2.3 SE BUSHNELL. (CYS) |
| 00:02 | 59 mph | Four Corners | Weston | WY | (UNR) |
| 00:11 | 62 mph | 5 S Burlington | Kit Carson | CO | (GLD) |
| 00:22 | 62 mph | 1 N Buffalo | Harding | SD | (UNR) |
| 00:52 | 67 mph | 1 Nw Castolon | Brewster | TX | WTM CASTOLON 1NW. (MAF) |
| 01:35 | damage | Sse Logan | Cache | UT | LARGE TREE BRANCH BROKE OFF A TREE AND TOOK DOWN POWER LINES. (SLC) |
| 04:55 | 61 mph | 1 N Laughlin Afb | Val Verde | TX | AWOS STATION KDLF LAUGHLIN AFB. (EWX) |
Original file: SPC report page for this day. Times are UTC; the storm day starts at 12:00 UTC (7 AM CDT).