Alert archive / Colorado / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 142, NWS Denver/Boulder, CO

October 5, 1994Elbert County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Oct 5, 1994, 4:50 PM MDT for Elbert County, Colorado. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Oct 5, 1994, 4:50 PM MDT (22:50 UTC)
Expired
Oct 5, 1994, 5:15 PM MDT
In force
25 min
Issued by
NWS Denver/Boulder, CO
Area
Whole counties

County Elbert County, CO

The radar

The Denver radar (KFTG), 66 km from the middle of the area, began a volume at 22:50 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 12:00Z, 10.8 hours before the alert went out and 101 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 12:00Z on 1994-10-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1994-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1334 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Oct 5, 12:37 PM MDT, 4 hours 13 minutes before
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Special weather statement, Oct 5, 12:40 PM MDT, 4 hours 10 minutes before
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Special weather statement, Oct 5, 4:05 PM MDT, 45 minutes before
COZALL-052300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
405 PM MDT WED OCT 5 1994

...STRONG THUNDERSTORM MOVING INTO SOUTHERN LINCOLN COUNTY...

NATIONAL WEATHER SERVICE DOPPLER RADAR AT 357 PM INDICATED A
STRENGTHENING STORM MOVING NORTH NORTHEAST AT 25 MPH.  THE STORM
WAS LOCATED 18 MILES SOUTH OF RUSH...OR 37 MILES EAST OF COLORADO
SPRINGS.  THIS STORM WILL CONTAIN HAIL...HEAVY RAIN AND STRONG GUSTY
WINDS.  RESIDENTS OF SOUTHWESTERN LINCOLN COUNTY SHOULD BE PREPARED TO
TAKE COVER IF NECESSARY.  A TORNADO WATCH REMAINS IN EFFECT FOR MUCH
OF EASTERN COLORADO UNTIL 10 PM.

RTG
Special weather statement, Oct 5, 4:06 PM MDT, 44 minutes before
COZALL-052300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
405 PM MDT WED OCT 5 1994

...STRONG THUNDERSTORM MOVING INTO SOUTHERN LINCOLN COUNTY...

NATIONAL WEATHER SERVICE DOPPLER RADAR AT 357 PM INDICATED A
STRENGTHENING STORM MOVING NORTH NORTHEAST AT 25 MPH.  THE STORM
WAS LOCATED 18 MILES SOUTH OF RUSH...OR 37 MILES EAST OF COLORADO
SPRINGS.  THIS STORM WILL CONTAIN HAIL...HEAVY RAIN AND STRONG GUSTY
WINDS.  RESIDENTS OF SOUTHWESTERN LINCOLN COUNTY SHOULD BE PREPARED TO
TAKE COVER IF NECESSARY.  A TORNADO WATCH REMAINS IN EFFECT FOR MUCH
OF EASTERN COLORADO UNTIL 10 PM.

RTG
Special weather statement, Oct 5, 4:34 PM MDT, 16 minutes before
COZ046>047-052315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
435 PM MDT WED OCT 05 1994

AT 431 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A THUNDERSTORM 7 MILES WEST OF KUTCH ...OR ABOUT 30 MILES
SOUTHWEST OF LIMON.  THE STORM WAS MOVING NORTH AT 30 MPH.

RESIDENTS OF SOUTHERN ELBERT COUNTY SHOULD TAKE COVER UNTIL THE STORM
PASSES.  THE STORM WILL CONTAIN HAIL...HEAVY RAIN AND GUSTY WINDS.

A TORNADO WATCH RLEMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000PM MDT.
  REMEMBER STORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

RTG

LAT...LON 3915 10374 3890 10375 3890 10402 3913 10407
Special weather statement, Oct 5, 4:35 PM MDT, 15 minutes before
COZ046>047-052315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
435 PM MDT WED OCT 05 1994

AT 431 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A THUNDERSTORM 7 MILES WEST OF KUTCH ...OR ABOUT 30 MILES
SOUTHWEST OF LIMON.  THE STORM WAS MOVING NORTH AT 30 MPH.

RESIDENTS OF SOUTHERN ELBERT COUNTY SHOULD TAKE COVER UNTIL THE STORM
PASSES.  THE STORM WILL CONTAIN HAIL...HEAVY RAIN AND GUSTY WINDS.

A TORNADO WATCH REMAINS IN EFFECT FOR EASTERN COLORADO UNTIL 1000PM MDT.
  REMEMBER STORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

RTG

LAT...LON 3915 10374 3890 10375 3890 10402 3913 10407

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 5, 4:45 PM MDTSevere Thunderstorm WarningBOUBoulder25 min
Oct 5, 5:10 PM MDTSevere Thunderstorm WarningBOULincoln35 min
Oct 5, 5:41 PM MDTSevere Thunderstorm WarningBOUElbert34 min
Oct 5, 5:48 PM MDTSevere Thunderstorm WarningBOUElbert, Lincoln27 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1994Every severe thunderstorm warning 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.