Alert archive / Colorado / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 13, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at May 17, 2011, 6:39 PM MDT for Kit Carson County, Colorado. It was in force for 66 min. 3 reports 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 17, 2011, 6:39 PM MDT (00:39 UTC)
- Expired
- May 17, 2011, 7:45 PM MDT
- In force
- 66 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Kit Carson County, CO
The radar
The Goodland radar (KGLD), 96 km from the middle of the area, began a volume at 00:39 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 17, 6:40 PM MDT | HAIL 1 | 4 S Flagler, CO | |
| May 17, 7:05 PM MDT | HAIL 1 | 5 Se Flagler, CO | |
| May 17, 7:50 PM MDT | HAIL 0.75 | Vona, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 0.7 hours before the alert went out and 70 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
- 26 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1293 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -1.5
The text
As transmitted, in the capitals the NWS used until 2016.
434 WUUS53 KGLD 180039 SVRGLD COC063-180145- /O.NEW.KGLD.SV.W.0013.110518T0039Z-110518T0145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GOODLAND KS 639 PM MDT TUE MAY 17 2011 THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN KIT CARSON COUNTY IN EAST CENTRAL COLORADO... * UNTIL 745 PM MDT * AT 635 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES SOUTH OF FLAGLER...AND WAS MOVING NORTHEAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... SEIBERT...VONA AND STRATTON. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 393 AND 421. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3952 10265 3926 10256 3906 10309 3930 10312 TIME...MOT...LOC 0040Z 239DEG 22KT 3922 10299 WIND...HAIL 60MPH 1.00IN $$ DR
4 follow-up statements
260 WWUS53 KGLD 180045 SVSGLD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 645 PM MDT TUE MAY 17 2011 COC063-180145- /O.CON.KGLD.SV.W.0013.000000T0000Z-110518T0145Z/ KIT CARSON CO- 645 PM MDT TUE MAY 17 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN KIT CARSON COUNTY UNTIL 745 PM MDT... AT 639 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 7 MILES SOUTHEAST OF FLAGLER...AND WAS MOVING NORTHEAST AT 25 MPH. IN ADDITION...AT 640 PM MDT QUARTER SIZE HAIL WAS REPORTED 4 MILES SOUTH OF FLAGLER WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... SEIBERT...VONA AND STRATTON. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 393 AND 421. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3952 10265 3926 10256 3906 10309 3930 10312 TIME...MOT...LOC 0043Z 239DEG 22KT 3923 10297 WIND...HAIL 60MPH 1.00IN $$ ROBINSON
441 WWUS53 KGLD 180056 SVSGLD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 656 PM MDT TUE MAY 17 2011 COC063-180145- /O.CON.KGLD.SV.W.0013.000000T0000Z-110518T0145Z/ KIT CARSON CO- 656 PM MDT TUE MAY 17 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN KIT CARSON COUNTY UNTIL 745 PM MDT... AT 651 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR SEIBERT...AND WAS MOVING NORTHEAST AT 25 MPH. IN ADDITION...AT 640 PM MDT QUARTER SIZE HAIL WAS REPORTED 4 MILES SOUTH OF FLAGLER WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... SEIBERT...VONA AND STRATTON. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 397 AND 421. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3909 10303 3934 10302 3952 10265 3926 10256 TIME...MOT...LOC 0056Z 239DEG 22KT 3927 10288 WIND...HAIL 60MPH 1.00IN $$ ROBINSON
815 WWUS53 KGLD 180114 SVSGLD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 714 PM MDT TUE MAY 17 2011 COC063-180145- /O.CON.KGLD.SV.W.0013.000000T0000Z-110518T0145Z/ KIT CARSON CO- 714 PM MDT TUE MAY 17 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN KIT CARSON COUNTY UNTIL 745 PM MDT... AT 712 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR SEIBERT...AND WAS MOVING NORTHEAST AT 25 MPH. IN ADDITION...AT 705 PM MDT QUARTER SIZE HAIL WAS REPORTED 5 MILES SOUTHEAST OF FLAGLER WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... SEIBERT...VONA AND STRATTON. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 398 AND 421. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3909 10303 3934 10302 3952 10265 3926 10256 TIME...MOT...LOC 0114Z 239DEG 22KT 3925 10286 WIND...HAIL 60MPH 1.00IN $$ ROBINSON
828 WWUS53 KGLD 180129 SVSGLD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 729 PM MDT TUE MAY 17 2011 COC063-180145- /O.CON.KGLD.SV.W.0013.000000T0000Z-110518T0145Z/ KIT CARSON CO- 729 PM MDT TUE MAY 17 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN KIT CARSON COUNTY UNTIL 745 PM MDT... AT 725 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR SEIBERT...AND WAS MOVING NORTHEAST AT 25 MPH. LOCATIONS IMPACTED INCLUDE... VONA AND STRATTON. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 401 AND 421. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3911 10297 3932 10296 3949 10264 3926 10256 TIME...MOT...LOC 0129Z 239DEG 22KT 3930 10279 WIND...HAIL 60MPH 1.00IN $$ ROBINSON
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 6:27 PM MDT | Special Weather Statement | GLD | Kit Carson | 33 min |
| May 17, 7:39 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 51 min |
| May 17, 7:44 PM MDT | Tornado Warning | GLD | Yuma | 30 min |
| May 17, 8:12 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 63 min |
| May 17, 9:03 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 57 min |
| May 17, 9:45 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 45 min |
| May 17, 10:12 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 49 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2011Every severe thunderstorm warning in 2011
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.