Alert archive / Nebraska / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 21, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at May 22, 2008, 12:34 AM MDT for Cheyenne County, Kimball County, Nebraska. It was in force for 26 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
- May 22, 2008, 12:34 AM MDT (06:34 UTC)
- Expired
- May 22, 2008, 1:00 AM MDT
- In force
- 26 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
Counties Cheyenne County, NE, Kimball County, NE
The radar
The Cheyenne radar (KCYS), 106 km from the middle of the area, began a volume at 06:36 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 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 |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 6.6 hours before the alert went out and 153 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
- 23 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 4811 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS55 KCYS 220634 SVRCYS NEC033-105-220700- /O.NEW.KCYS.SV.W.0021.080522T0634Z-080522T0700Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 1234 AM MDT THU MAY 22 2008 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN CHEYENNE COUNTY IN THE PANHANDLE OF NEBRASKA... KIMBALL COUNTY IN THE PANHANDLE OF NEBRASKA... THIS INCLUDES THE CITY OF KIMBALL... * UNTIL 100 AM MDT * AT 1226 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 15 MILES SOUTHEAST OF KIMBALL AIRPORT...OR 18 MILES SOUTHEAST OF KIMBALL...AND MOVING NORTH AT 38 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... DIX AND KIMBALL AIRPORT BY 1250 AM... BENNETT RESERVOIR AND KIMBALL BY 1255 AM... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. TAKE COVER IN A STURDY STRUCTURE UNTIL THE STORM PASSES. REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4138 10384 4136 10304 4100 10308 4101 10394 TIME...MOT...LOC 0634Z 171DEG 33KT 4107 10353 $$ SOWKO
2 follow-up statements
000 WWUS55 KCYS 220646 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1246 AM MDT THU MAY 22 2008 NEC033-105-220700- /O.CON.KCYS.SV.W.0021.000000T0000Z-080522T0700Z/ CHEYENNE NE-KIMBALL NE- 1246 AM MDT THU MAY 22 2008 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM MDT FOR KIMBALL AND WESTERN CHEYENNE COUNTIES... AT 1240 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 10 MILES SOUTH OF I-80 MM 13 TO BROWNSON...OR ALONG A LINE EXTENDING FROM 17 MILES SOUTHWEST OF KIMBALL TO 7 MILES WEST OF SIDNEY...MOVING NORTH AT 38 MPH. SEVERE THUNDERSTORMS WILL BE NEAR... BENNETT RESERVOIR...OLIVER RESERVOIR...KIMBALL AND BUSHNELL BY 1255 AM... REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN CHEYENNE AT 1-800-269-6220. LAT...LON 4138 10384 4136 10304 4100 10308 4101 10394 TIME...MOT...LOC 0646Z 171DEG 33KT 4114 10388 4124 10313 $$ SOWKO
000 WWUS55 KCYS 220658 SVSCYS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1258 AM MDT THU MAY 22 2008 NEC033-105-220708- /O.EXP.KCYS.SV.W.0021.000000T0000Z-080522T0700Z/ CHEYENNE NE-KIMBALL NE- 1258 AM MDT THU MAY 22 2008 ...THE SEVERE THUNDERSTORM WARNING FOR KIMBALL AND WESTERN CHEYENNE COUNTIES HAS EXPIRED... THE STORM HAS DECREASED IN INTENSITY AND IS NO LONGER SEVERE. 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 4138 10384 4136 10304 4100 10308 4101 10394 TIME...MOT...LOC 0658Z 171DEG 33KT 4125 10390 4135 10315 $$ SOWKO
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 7:58 AM MDT | Dense Fog Advisory | CYS | Kimball | 2 hr |
| May 22, 10:18 AM MDT | Dense Fog Advisory | CYS | Kimball | 102 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 2008Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.