Alert archive / Colorado / Tornado Warnings in 2005
Tornado Warning 8, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at May 24, 2005, 3:26 PM MDT for Washington County, Colorado. It was in force for 49 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 24, 2005, 3:26 PM MDT (21:26 UTC)
- Expired
- May 24, 2005, 4:15 PM MDT
- In force
- 49 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Counties, with a storm outline in the text
County Washington County, CO
The radar
The Denver radar (KFTG), 135 km from the middle of the area, began a volume at 21:28 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 |
|---|---|---|---|
| May 24, 12:45 PM MDT | Tornado Watch | SPC | 7 hr |
| May 24, 1:10 PM MDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 9.4 hours before the alert went out and 47 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
- 73 J/kg
- Mixed-layer CIN
- -398 J/kg
- Mixed-layer LCL
- 1712 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS55 KBOU 242127 TORBOU COC121-242215- /O.NEW.KBOU.TO.W.0008.050524T2126Z-050524T2215Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE DENVER CO 326 PM MDT TUE MAY 24 2005 THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * TORNADO WARNING FOR... NORTHERN WASHINGTON COUNTY IN NORTHEAST COLORADO THIS INCLUDES THE CITY OF AKRON * UNTIL 415 PM MDT * AT 323 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A TORNADO 10 MILES NORTH OF AKRON. THIS STORM WAS MOVING SOUTHEAST AT 30 MPH. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PLATNER... OTIS...MIDWAY...LONE STAR...BURDETT AND AKRON. 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 4044 10323 4017 10346 3994 10278 4043 10278 $$ BARJENBRUCH
1 follow-up statement
000 WWUS55 KBOU 242151 SVSBOU SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 348 PM MDT TUE MAY 24 2005 COC121-242215- /O.CON.KBOU.TO.W.0008.000000T0000Z-050524T2215Z/ WASHINGTON CO- 348 PM MDT TUE MAY 24 2005 ...A TORNADO WARNING CONTINUES UNTIL 415 PM MDT FOR NORTHERN WASHINGTON COUNTY... BETWEEN 335 AND 340 PM MDT...THE PUBLIC REPORTED 2 TORNADOES...ONE OCCURRED 8 MILES WEST OF AKRON...WHILE ANOTHER OCCURRED 4 MILES WEST OF AKRON. AT 348 PM MDT...THE TORNADIC PORTION OF THIS STORM WAS LOCATED NEAR PLATNER...OR ABOUT 9 MILES EAST OF AKRON. THIS STORM WAS MOVING SOUTHEAST AT 30 MPH. LOCATIONS REMAINING IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PLATNER...OTIS...MIDWAY...LONE STAR...BURDETT AND AKRON. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. LARGE HAIL UP TO GOLFBALL SIZED WAS ALSO REPORTED AS THE STORM MOVED THROUGH POINTS NORTH AND WEST OF AKRON. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT TUESDAY EVENING FOR NORTHEASTERN COLORADO. LAT...LON 4044 10323 4017 10346 3994 10278 4043 10278 $$ BARJENBRUCH
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 1:29 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 23 min |
| May 24, 1:30 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 45 min |
| May 24, 2:13 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 62 min |
| May 24, 2:27 PM MDT | Tornado Warning | BOU | Logan, Morgan, Weld | 48 min |
| May 24, 2:51 PM MDT | Tornado Warning | BOU | Morgan, Washington | 39 min |
| May 24, 4:15 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 24 min |
| May 24, 5:24 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 32 min |
Nearby
Tornado Warnings in Colorado, 2005Every tornado warning in 2005Tornadoes in 2005
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.