Alert archive / Colorado / Tornado Warnings in 1994
Tornado Warning 10, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jul 16, 1994, 6:15 PM MDT for Weld County, Colorado. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Jul 16, 1994, 6:15 PM MDT (00:15 UTC)
- Expired
- Jul 16, 1994, 6:45 PM MDT
- In force
- 30 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Weld County, CO
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.3 hours before the alert went out and 325 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
- 229 J/kg
- Mixed-layer CIN
- -283 J/kg
- Mixed-layer LCL
- 1507 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 170016
TORDEN
COC123-170045-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
615 PM MDT SAT JUL 16 1994
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 645 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEASTERN COLORADO
SOUTHERN WELD
INCLUDING THE FOLLOWING LOCATIONS
DACONO...EVANS...FIRESTONE...FORT LUPTON...FREDERICK...
GARDEN CITY...GILCREST...HUDSON...KEENESBURG...LA SALLE...
MEAD...MILLIKEN...MILTON RESERVOIR...PECKHAM...PLATTEVILLE
...PROSPECT VALLEY AND ROGGEN
AT 603 A TORNADO WAS REPORTED 6 MILES NORTH OF FORT LUPTON IN WELD
COUNTY. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AT 610PM THAT
THERE COULD STILL BE A TORNADO IN THAT AREA.
OTHER SEVERE THUNDERSTORMS IN THE WARNING AREA COULD ALSO BE PRODUCING
TORNADOS...LARGE HAIL...AND STRONG DAMAGING WINDS.
THESE STORMS CONTINUE TO BE VERY DANGEROUS. IF YOU ARE IN SOUTHERN
WELD COUNTY...MOVE INDOORS TO A PLACE OF SAFETY. THUNDERSTORMS WERE
MOVING TOWARD THE SOUTH SOUTHEAST AT 20 MPH.
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.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
HOLZINGER
LAT...LON 4028 10416 4003 10420 4004 10501 4034 10502
4041 10455What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 16, 1:24 PM MDT, 4 hours 51 minutes before
COZ041-162000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 125 PM MDT SAT JUL 16 1994 ...STRONG THUNDERSTORM OVER DOUGLAS COUNTY... AT 120 PM...A STRONG THUNDERSTORM WAS INDICATED ABOUT 5 MILES SOUTH OF CASTLE ROCK MOVING EAST AT 20 MPH AND WILL LIKELY MOVE ACROSS SOUTHEAST DOUGLAS COUNTY BY 200 PM MDT. IF YOU ARE IN THE PATH OF THIS STORM...ESPECIALLY IN OR NEAR THE TOWNS OF LARKSPUR...CASTLE ROCK AND FRANKTOWN...BE READY FOR WINDS GUSTING TO 40 MPH...AND THE POSSIBILITY OF BRIEF HEAVY RAIN OR HAIL. STAY TUNED TO NOAA WEATHER RADIO FOR ANY UPDATES OR POSSIBLE WARNINGS. DULONG
Special weather statement, Jul 16, 3:10 PM MDT, 3 hours 5 minutes before
COZ038-042-162215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 310 PM MDT SAT JUL 16 1994 ...VERY STRONG THUNDERSTORM HEADING TOWARDS LARIMER AND WELD COUNTIES... A VERY STRONG THUNDERSTORM JUST ACROSS THE BORDER IN WYOMING WILL LIKELY MOVE INTO EXTREME NORTHEAST LARIMER AND NORTHWEST WELD COUNTIES OF COLORADO BY 330 PM. IF YOU ARE IN THE PATH OF THIS STORM...ESPECIALLY IN OR NEAR THE COLORADO TOWNS OF VIRGINIA DALE...LIVERMORE...NORFOLK...WARREN... WELLINGTON OR NUNN...BE READY TO TAKE COVER FROM THREATENING WEATHER FROM NOW THROUGH 415 PM. A WARNING MAY BE ISSUED FOR THIS STORM SHORTLY. DULONG
Special weather statement, Jul 16, 3:12 PM MDT, 3 hours 3 minutes before
COZ038-042-162215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 310 PM MDT SAT JUL 16 1994 ...VERY STRONG THUNDERSTORM HEADING TOWARDS LARIMER AND WELD COUNTIES... A VERY STRONG THUNDERSTORM JUST ACROSS THE BORDER IN WYOMING WILL LIKELY MOVE INTO EXTREME NORTHEAST LARIMER AND NORTHWEST WELD COUNTIES OF COLORADO BY 330 PM. IF YOU ARE IN THE PATH OF THIS STORM...ESPECIALLY IN OR NEAR THE COLORADO TOWNS OF VIRGINIA DALE...LIVERMORE...NORFOLK...WARREN... WELLINGTON OR NUNN...BE READY TO TAKE COVER FROM THREATENING WEATHER FROM NOW THROUGH 415 PM. A WARNING MAY BE ISSUED FOR THIS STORM SHORTLY. DULONG
Special weather statement, Jul 16, 5:20 PM MDT, 55 minutes before
COZ038>092-170000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 515 PM MDT SAT JUL 16 1994 ...TORNADO WATCH IN EFFECT FOR MUCH OF NORTHEAST COLORADO UNTIL 1100 PM... A TORNADO WATCH NOW COVERS ALL OF NORTHEAST COLORADO FROM THE FOOTHILLS EASTWARD TO THE KANSAS/NEBRASKA BORDER. SEVERAL SEVERE-TORNADIC STORMS WERE LOCATED IN LARIMER AND WELD COUNTY AT 515 PM. MORE SEVERE AND TORNADIC THUNDERSTORMS ARE EXPECTED TOP DEVELOP DURING THE EVENING ACROSS NORTHEAST COLORADO. RESIDENTS IN NORTHEAST COLORADO ARE URGED TO REMAIN ALERT TO CHANGING WEATHER CONDITIONS AND MOVE TO A SAFE LOCATION IF A SEVERE THUNDERSTORM OR TORNADO WARNING IS ISSUED OR THREARTENING WEATHER IS OBSERVED. THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER FOR NORTHEAST COLORADO IS NO LONGER IN EFFECT. IMY
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 6:21 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 39 min |
| Jul 16, 6:27 PM MDT | Tornado Warning | BOU | Adams, Arapahoe | 33 min |
| Jul 16, 6:45 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver | 30 min |
| Jul 16, 6:45 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 30 min |
| Jul 16, 7:00 PM MDT | Tornado Warning | BOU | Adams, Arapahoe, Washington | 30 min |
| Jul 16, 7:05 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 25 min |
Nearby
Tornado Warnings in Colorado, 1994Every tornado warning in 1994Tornadoes in 1994
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.