Alert archive / Wyoming / Tornado Warnings in 2007
Tornado Warning 7, NWS Cheyenne, WY
NWS Cheyenne, WY issued this tornado warning at Jul 12, 2007, 12:26 PM MDT for Albany County, Wyoming. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 12, 2007, 12:26 PM MDT (18:26 UTC)
- Expired
- Jul 12, 2007, 1:15 PM MDT
- In force
- 49 min
- Issued by
- NWS Cheyenne, WY
- Area
- Counties, with a storm outline in the text
County Albany County, WY
The radar
The Cheyenne radar (KCYS), 79 km from the middle of the area, began a volume at 18:28 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 6.4 hours before the alert went out and 274 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 156 J/kg
- Mixed-layer CIN
- -313 J/kg
- Mixed-layer LCL
- 1625 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- -53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS55 KCYS 121827 TORCYS WYC001-121915- /O.NEW.KCYS.TO.W.0007.070712T1826Z-070712T1915Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 1226 PM MDT THU JUL 12 2007 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL ALBANY COUNTY IN SOUTHEAST WYOMING... * UNTIL 115 PM MDT * AT 1223 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 11 MILES NORTH OF BALDY PEAK...OR ABOUT 27 MILES NORTH OF LARAMIE...MOVING SOUTH AT 10 MPH. THIS WARNING REPLACES THE PREVIOUSLY ISSUED SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL ALBANY COUNTY. * THE SEVERE STORM WITH A POSSIBLE TORNADO WILL BE NEAR... BALDY PEAK BY 115 PM MDT... MOVE INTO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. ABANDON MOBILE HOMES AND VEHICLES. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4182 10537 4175 10568 4145 10556 4152 10528 $$ WEILAND
5 follow-up statements
000 WWUS55 KCYS 121842 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1238 PM MDT THU JUL 12 2007 WYC001-121915- /O.CON.KCYS.TO.W.0007.000000T0000Z-070712T1915Z/ ALBANY WY- 1238 PM MDT THU JUL 12 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM MDT FOR EAST CENTRAL ALBANY COUNTY... AT 1236 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED 7 MILES NORTH OF BALDY PEAK...OR ABOUT 24 MILES NORTH OF LARAMIE...MOVING SOUTH AT 15 MPH. THE STORMS WILL CROSS HIGHWAY 34 TO THE NORTHEAST OF BOSLER. THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. ANOTHER SEVERE STORM...WITH THE POTENTIAL FOR PRODUCING A TORNADO HAS FORMED 18 MILES TO THE INITTIAL TORNADIC STORM, THIS SEVERE STORM IS ALSO MOVING TO THE SOUTH AT 15 MPH. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4179 10532 4173 10561 4145 10556 4152 10528 $$ WEILAND
000 WWUS55 KCYS 121845 CCA SVSCYS SEVERE WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE CHEYENNE WY 1238 PM MDT THU JUL 12 2007 WYC001-121915- /O.COR.KCYS.TO.W.0007.000000T0000Z-070712T1915Z/ ALBANY WY- 1238 PM MDT THU JUL 12 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM MDT FOR EAST CENTRAL ALBANY COUNTY... AT 1236 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED 7 MILES NORTH OF BALDY PEAK...OR ABOUT 24 MILES NORTH OF LARAMIE...MOVING SOUTH AT 15 MPH. THE STORMS WILL CROSS HIGHWAY 34 TO THE NORTHEAST OF BOSLER. THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. ANOTHER SEVERE STORM...WITH THE POTENTIAL FOR PRODUCING A TORNADO HAS FORMED 18 MILES TO THE INITIAL TORNADIC STORM. THIS SEVERE STORM IS ALSO MOVING TO THE SOUTH AT 15 MPH. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4179 10532 4173 10561 4145 10556 4152 10528 $$ WEILAND
000 WWUS55 KCYS 121858 CCB SVSCYS SEVERE WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE CHEYENNE WY 1238 PM MDT THU JUL 12 2007 WYC001-121915- /O.COR.KCYS.TO.W.0007.000000T0000Z-070712T1915Z/ ALBANY WY- 1238 PM MDT THU JUL 12 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM MDT FOR EAST CENTRAL ALBANY COUNTY... AT 1236 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED 7 MILES NORTH OF BALDY PEAK...OR ABOUT 24 MILES NORTH OF LARAMIE...MOVING SOUTH AT 15 MPH. THE STORMS WILL CROSS HIGHWAY 34 TO THE NORTHEAST OF BOSLER. THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. ANOTHER SEVERE STORM...WITH THE POTENTIAL FOR PRODUCING A TORNADO HAS FORMED 18 MILES NORTHEAST TO THE INITIAL TORNADIC STORM. THIS SEVERE STORM IS ALSO MOVING TO THE SOUTH AT 15 MPH. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4179 10532 4173 10561 4145 10556 4152 10528 $$ WEILAND
000 WWUS55 KCYS 121905 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 104 PM MDT THU JUL 12 2007 WYC001-121915- /O.CON.KCYS.TO.W.0007.000000T0000Z-070712T1915Z/ ALBANY WY- 104 PM MDT THU JUL 12 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM MDT FOR EAST CENTRAL ALBANY COUNTY... AT 101 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE POSSIBLE TORNADO WAS LOCATED NEAR BALDY PEAK...OR ABOUT 18 MILES NORTHEAST OF LARAMIE...MOVING SOUTH AT 10 MPH. THE TRAILING STORM TO THE NORTHWEST HAS WEAKENED SINCE 1250 PM. THE SEVERE STORM AND POSSIBLE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF EAST CENTRAL ALBANY COUNTY. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4179 10532 4173 10561 4145 10556 4152 10528 $$
000 WWUS55 KCYS 121917 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 115 PM MDT THU JUL 12 2007 WYC001-121925- /O.EXP.KCYS.TO.W.0007.000000T0000Z-070712T1915Z/ ALBANY WY- 115 PM MDT THU JUL 12 2007 ...THE TORNADO WARNING FOR EAST CENTRAL ALBANY COUNTY EXPIRES AT 115 PM MDT... THE TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE AS OF 115 PM FOR EAST CENTRAL ALBANY COUNTY. THE WARNING HAS BEEN REPLACED BY A SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL ALBANY AND WEST CENTRAL LARAMIE COUNTIES UNTIL 215 PM. AS OF 110 PM...THE SEVERE STORM WAS LOCATED 17 MILES TO THE NORTHEAST OF LARAMIE AND WAS MOVING TO THE SOUTHEAST AT 10 MPH. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4179 10532 4173 10561 4145 10556 4152 10528 $$ WEILAND
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:52 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 23 min |
| Jul 11, 8:21 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 39 min |
| Jul 12, 12:17 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 12 min |
| Jul 12, 1:06 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie, Platte | 39 min |
| Jul 12, 1:14 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Laramie | 57 min |
| Jul 12, 1:45 PM MDT | Severe Thunderstorm Warning | CYS | Laramie, Platte | 13 min |
| Jul 12, 1:52 PM MDT | Flash Flood Warning | CYS | Laramie | 113 min |
| Jul 12, 3:59 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 31 min |
Nearby
Tornado Warnings in Wyoming, 2007Every tornado warning in 2007Tornadoes in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.