Alert archive / Colorado / Tornado Warnings in 2007
Tornado Warning 11, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Apr 24, 2007, 12:58 PM MDT for Lincoln County, Colorado. It was in force for 47 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
- Apr 24, 2007, 12:58 PM MDT (18:58 UTC)
- Expired
- Apr 24, 2007, 1:45 PM MDT
- In force
- 47 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Counties, with a storm outline in the text
County Lincoln County, CO
The radar
The Pueblo radar (KPUX), 75 km from the middle of the area, began a volume at 19:00 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, 7.0 hours before the alert went out and 127 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 566 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 98 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 KBOU 241900 TORBOU COC073-241945- /O.NEW.KBOU.TO.W.0011.070424T1858Z-070424T1945Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DENVER CO 1258 PM MDT TUE APR 24 2007 THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * TORNADO WARNING FOR... SOUTH CENTRAL LINCOLN COUNTY IN EAST CENTRAL COLORADO * UNTIL 145 PM MDT * AT 1258 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A TORNADO 13 MILES EAST OF KARVAL...OR ABOUT 39 MILES SOUTHEAST OF LIMON. THIS STORM WAS MOVING WEST AT 20 MPH. THE LINCOLN COUNTY SHERIFF HAS REPORTED 5 SEPARATE TORNADO TOUCHDOWNS. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WILD HORSE POINT AND KARVAL. IF YOU ARE IN THE PATH OF THIS STORM TAKE COVER IMMEDIATELY THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3877 10323 3886 10331 3874 10365 3854 10353 $$ BARJENBRUCH
2 follow-up statements
000 WWUS55 KBOU 241915 SVSBOU SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 114 PM MDT TUE APR 24 2007 COC073-241945- /O.CON.KBOU.TO.W.0011.000000T0000Z-070424T1945Z/ LINCOLN CO- 114 PM MDT TUE APR 24 2007 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM MDT FOR SOUTH CENTRAL LINCOLN COUNTY... AT 114 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO TRACK A TORNADO. THIS TORNADO WAS LOCATED 6 MILES EAST OF KARVAL...OR ABOUT 39 MILES SOUTH OF LIMON. THIS STORM WAS MOVING WEST AT 25 MPH TOWARD THE TOWN OF KARVAL AND POINTS JUST SOUTH. PEOPLE IN KARVAL AND SURROUNDING AREAS SHOULD TAKE COVER IMMEDIATELY THERE HAVE BEEN SEVERAL REPORTS OF TORNADOES ASSOCIATED WITH THIS STORM. LOCATIONS REMAINING IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO KARVAL. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3875 10334 3880 10339 3874 10365 3854 10353 $$ BARJENBRUCH
000 WWUS55 KBOU 241948 SVSBOU SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 148 PM MDT TUE APR 24 2007 COC073-241958- /O.EXP.KBOU.TO.W.0011.000000T0000Z-070424T1945Z/ LINCOLN CO- 148 PM MDT TUE APR 24 2007 ...THE TORNADO WARNING FOR SOUTH CENTRAL LINCOLN COUNTY EXPIRED AT 145 PM MDT... THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS NO LONGER EXPECTED TO PRODUCE SEVERE WEATHER. RESIDENTS OF LINCOLN COUNTY SHOULD REMAIN ALERT FOR RAPIDLY CHANGING WEATHER AND MORE FUNNEL CLOUDS AND POSSIBLE TORNADOES THROUGH THE REMAINDER OF THE AFTERNOON. LAT...LON 3875 10334 3880 10339 3874 10365 3854 10353 $$ BARJENBRUCH
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 6:04 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 56 min |
| Apr 23, 6:18 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 57 min |
| Apr 23, 6:27 PM MDT | Tornado Warning | BOU | Logan | 48 min |
| Apr 23, 6:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Washington | 61 min |
| Apr 23, 7:15 PM MDT | Tornado Warning | BOU | Logan | 45 min |
| Apr 23, 7:43 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 28 min |
| Apr 23, 7:51 PM MDT | Tornado Warning | BOU | Morgan, Washington | 39 min |
| Apr 23, 8:02 PM MDT | Severe Thunderstorm Warning | BOU | Logan | 58 min |
| Apr 23, 8:20 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 30 min |
| Apr 23, 8:38 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 67 min |
| Apr 23, 9:46 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 59 min |
| Apr 23, 10:41 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 43 min |
| Apr 23, 10:57 PM MDT | Tornado Warning | BOU | Phillips | 33 min |
| Apr 24, 5:31 AM MDT | Snow Advisory | BOU | Park | 10 hr |
| Apr 24, 12:19 PM MDT | Tornado Warning | BOU | Lincoln | 41 min |
| Apr 24, 3:46 PM MDT | Snow and Blowing Snow Advisory | BOU | Adams, Arapahoe, Boulder, Elbert, Grand, Jackson and 2 more | 12 hr |
Nearby
Tornado Warnings in Colorado, 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.