Alert archive / Colorado / Tornado Warnings in 1994

Tornado Warning 2, NWS Denver/Boulder, CO

June 8, 1994Adams County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at Jun 8, 1994, 6:43 PM MDT for Adams County, Colorado. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Jun 8, 1994, 6:43 PM MDT (00:43 UTC)
Expired
Jun 8, 1994, 7:15 PM MDT
In force
32 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

County Adams County, CO

The radar

The Denver radar (KFTG), 20 km from the middle of the area, began a volume at 00:47 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 (KDEN), launched 00:00Z, 0.7 hours before the alert went out and 95 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.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 00:00Z on 1994-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1204 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 1994-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1204 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
2277 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KDEN 090044
TORDEN
COC001-090115-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
643 PM MDT WED JUN 08 1994

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 715 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES

IN NORTHEASTERN COLORADO
     EASTERN ADAMS

INCLUDING THE FOLLOWING LOCATIONS
     LEADER AND SHAMROCK

AT 643 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A POSSIBLE TORNADO 2 MILES NORTH OF LEADER ...OR ABOUT 50 MILES
NORTHWEST OF LIMON. THIS STORM IS MOVING SOUTHEAST AT 20 MPH. 

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 3982 10385 3987 10414 4000 10406 3990 10377

IMY

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 7:15 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe30 min
Jun 8, 7:35 PM MDTSevere Thunderstorm WarningBOUWashington40 min
Jun 8, 10:13 PM MDTSevere Thunderstorm WarningBOUWashington18 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; radar from the NEXRAD Level II archive.