Alert archive / Colorado / Tornado Warnings in 2008
Tornado Warning 48, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Aug 6, 2008, 6:30 PM MDT for Douglas County, Elbert County, Colorado. It was in force for 30 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
- Aug 6, 2008, 6:30 PM MDT (00:30 UTC)
- Expired
- Aug 6, 2008, 7:00 PM MDT
- In force
- 30 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
Counties Douglas County, CO, Elbert County, CO
The radar
The Denver radar (KFTG), 62 km from the middle of the area, began a volume at 00:32 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
Grand Junction, CO (KGJT), launched 00:00Z, 0.5 hours before the alert went out and 334 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
- 68 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1760 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 83 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 070030 TORBOU COC035-039-070100- /O.NEW.KBOU.TO.W.0048.080807T0030Z-080807T0100Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DENVER CO 630 PM MDT WED AUG 6 2008 THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * TORNADO WARNING FOR... WEST CENTRAL ELBERT COUNTY IN EAST CENTRAL COLORADO SOUTHEASTERN DOUGLAS COUNTY IN NORTHEAST COLORADO * UNTIL 700 PM MDT * AT 630 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES SOUTH OF ELIZABETH...OR 30 MILES NORTH OF COLORADO SPRINGS. THIS STORM WAS MOVING SOUTH AT 10 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ELIZABETH AND ELBERT. 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 SAFE SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3914 10472 3938 10474 3937 10449 3913 10449 TIME...MOT...LOC 0030Z 096DEG 6KT 3927 10464 $$ RPK
2 follow-up statements
000 WWUS55 KBOU 070040 SVSBOU SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 640 PM MDT WED AUG 6 2008 COC035-039-070100- /O.CON.KBOU.TO.W.0048.000000T0000Z-080807T0100Z/ ELBERT CO-DOUGLAS CO- 640 PM MDT WED AUG 6 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM MDT FOR SOUTHEASTERN DOUGLAS AND WEST CENTRAL ELBERT COUNTIES... AT 640 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED 6 MILES WEST OF ELBERT...OR 27 MILES NORTH OF COLORADO SPRINGS. THIS STORM WAS MOVING SOUTH AT 10 MPH. LOCATIONS REMAINING IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ELIZABETH AND ELBERT. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 3914 10472 3938 10474 3937 10449 3913 10449 TIME...MOT...LOC 0040Z 096DEG 6KT 3923 10465 $$ RPK
000 WWUS55 KBOU 070100 SVSBOU SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 700 PM MDT WED AUG 6 2008 COC035-039-070110- /O.EXP.KBOU.TO.W.0048.000000T0000Z-080807T0100Z/ ELBERT CO-DOUGLAS CO- 700 PM MDT WED AUG 6 2008 ...THE TORNADO WARNING FOR SOUTHEASTERN DOUGLAS AND WEST CENTRAL ELBERT COUNTIES HAS EXPIRED... THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS NO LONGER EXPECTED TO PRODUCE SEVERE WEATHER. LAT...LON 3914 10472 3938 10474 3937 10449 3913 10449 TIME...MOT...LOC 0100Z 096DEG 6KT 3923 10469 $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 6:00 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 45 min |
| Aug 6, 6:18 PM MDT | Areal Flood Advisory | BOU | Weld | 87 min |
| Aug 6, 6:22 PM MDT | Areal Flood Advisory | BOU | Douglas, Elbert | 83 min |
| Aug 6, 6:26 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Elbert | 94 min |
| Aug 6, 6:39 PM MDT | Tornado Warning | BOU | Adams, Broomfield, Denver, Weld | 36 min |
| Aug 6, 6:47 PM MDT | Areal Flood Advisory | BOU | Broomfield, Weld | 88 min |
| Aug 6, 6:59 PM MDT | Tornado Warning | BOU | Boulder, Larimer, Weld | 31 min |
| Aug 6, 7:20 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Jefferson and 1 more | 85 min |
| Aug 6, 7:32 PM MDT | Flash Flood Warning | BOU | Weld | 3 hr |
| Aug 6, 7:36 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Denver, Elbert, Lincoln, Morgan and 2 more | 3 hr |
| Aug 6, 8:56 PM MDT | Areal Flood Advisory | BOU | Morgan, Washington | 109 min |
| Aug 6, 9:50 PM MDT | Flash Flood Warning | BOU | Morgan, Washington | 85 min |
| Aug 6, 10:30 PM MDT | Areal Flood Advisory | BOU | Washington | 90 min |
| Aug 6, 10:48 PM MDT | Areal Flood Advisory | BOU | Weld | 87 min |
| Aug 7, 11:37 AM MDT | Flash Flood Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver and 7 more | 8 hr |
Nearby
Tornado Warnings in Colorado, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.