Alert archive / Wyoming / Tornado Warnings in 2008
Tornado Warning 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this tornado warning at May 22, 2008, 7:58 PM MDT for Laramie County, Wyoming. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 22, 2008, 7:58 PM MDT (01:58 UTC)
- Expired
- May 22, 2008, 8:30 PM MDT
- In force
- 32 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
County Laramie County, WY
The radar
The Cheyenne radar (KCYS), 30 km from the middle of the area, began a volume at 01:58 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 22, 8:21 PM MDT | FUNNEL CLOUD | Cheyenne, WY | MULTY REPORTS OF FUNNELS AND A POSSIBLE TORNADO TOUCH DOWN.THESE REPORTS HAVE BEEN COMING IN FROM ALL OVER TOWN.UNABLE TO VERIFY VISUALY FROM WEATHER SERVICE OFFICE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 7, 12:52 PM MST | Tornado Watch | SPC | 146 days |
| May 22, 11:25 AM MDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 2.0 hours before the alert went out and 224 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
- 52 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 2278 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -97 m²/s²
- 0-3 km storm-relative helicity
- -79 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 230158 TORCYS WYC021-230230- /O.NEW.KCYS.TO.W.0013.080523T0158Z-080523T0230Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 758 PM MDT THU MAY 22 2008 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * TORNADO WARNING FOR... WESTERN LARAMIE COUNTY IN SOUTHEAST WYOMING... THIS INCLUDES THE CITY OF CHEYENNE... * UNTIL 830 PM MDT * AT 754 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CHEYENNE... MOVING NORTHWEST AT 40 MPH. * THE TORNADO WILL BE NEAR... FEDERAL BY 815 PM... WHITAKER BY 820 PM... 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 4158 10520 4160 10473 4114 10468 4105 10505 TIME...MOT...LOC 0158Z 148DEG 35KT 4118 10485 $$ JR
2 follow-up statements
000 WWUS55 KCYS 230203 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 802 PM MDT THU MAY 22 2008 WYC021-230230- /O.CON.KCYS.TO.W.0013.000000T0000Z-080523T0230Z/ LARAMIE WY- 802 PM MDT THU MAY 22 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM MDT FOR WESTERN LARAMIE COUNTY... AT 758 PM MDT...TRAINED WEATHER SPOTTERS REPORTED TORNADO TOUCHDOWNS AT FLYING J TRUCK STOP NEAR CHEYENNE...AND AT WARREN AIR FORCE BASE. THIS TORNADO WAS LOCATED NEAR WARREN AF BASE...OR NEAR CHEYENNE...MOVING NORTHWEST AT 40 MPH. THE TORNADO WILL BE NEAR... I-25 MM 21 BY 810 PM... FEDERAL BY 815 PM... WHITAKER BY 820 PM... REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4158 10520 4160 10473 4114 10468 4105 10505 TIME...MOT...LOC 0202Z 148DEG 35KT 4121 10488 $$ JR
000 WWUS55 KCYS 230226 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 826 PM MDT THU MAY 22 2008 WYC021-230236- /O.EXP.KCYS.TO.W.0013.000000T0000Z-080523T0230Z/ LARAMIE WY- 826 PM MDT THU MAY 22 2008 ...THE TORNADO WARNING FOR WESTERN LARAMIE COUNTY WILL EXPIRE AT 830 PM MDT... THE STORM HAS EXITED THE WARNED AREA. THEREFORE...THE WARNING WILL BE ALLOWED TO EXPIRE. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4158 10520 4160 10473 4114 10468 4105 10505 TIME...MOT...LOC 0226Z 148DEG 35KT 4141 10505 $$ JR
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 8:28 PM MDT | Tornado Warning | CYS | Laramie | 32 min |
| May 22, 9:06 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie | 39 min |
| May 22, 10:56 PM MDT | Areal Flood Warning | CYS | Platte | 18 hr |
| May 23, 1:28 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 47 min |
| May 23, 2:00 PM MDT | Tornado Warning | CYS | Laramie | 45 min |
| May 23, 2:34 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 26 min |
| May 23, 2:39 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 37 min |
| May 23, 3:14 PM MDT | Tornado Warning | CYS | Laramie | 28 min |
| May 23, 3:22 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 53 min |
| May 23, 3:40 PM MDT | Tornado Warning | CYS | Laramie, Platte | 50 min |
| May 23, 4:05 PM MDT | Tornado Warning | CYS | Platte | 25 min |
| May 23, 4:23 PM MDT | Tornado Warning | CYS | Laramie | 52 min |
| May 23, 4:25 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 65 min |
| May 23, 4:30 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 45 min |
| May 23, 5:07 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 53 min |
| May 23, 5:10 PM MDT | Areal Flood Warning | CYS | Converse, Goshen, Niobrara, Platte | 2 hr |
| May 23, 5:21 PM MDT | Tornado Warning | CYS | Platte | 24 min |
| May 23, 5:40 PM MDT | Tornado Warning | CYS | Goshen | 19 min |
| May 23, 5:45 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 13 min |
| May 23, 5:53 PM MDT | Tornado Warning | CYS | Platte | 13 min |
Nearby
Tornado Warnings in Wyoming, 2008Every tornado warning in 2008Tornadoes in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.