Alert archive / Colorado / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 49, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 9, 1994, 6:31 PM MDT for Washington County, Colorado. It was in force for 14 min.
The area
The counties it named.
The facts
- Issued
- Jun 9, 1994, 6:31 PM MDT (00:31 UTC)
- Expired
- Jun 9, 1994, 6:45 PM MDT
- In force
- 14 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Washington County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 0.5 hours before the alert went out and 11 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
- 365 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 2530 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KDEN 100032
SVRBOU
COC121-100045-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
631 PM MDT THU JUN 09 1994
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
SOUTHWESTERN WASHINGTON
INCLUDING THE FOLLOWING LOCATIONS
LAST CHANCE
AT 631 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 3 MILES SOUTHWEST OF LAST CHANCE ...OR ABOUT
26 MILES NORTH OF LIMON. THE STORM WAS MOVING SOUTHEAST AT 30 MPH.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
LAT...LON 3961 10345 3957 10367 3975 10368 3975 10349
IMWhat 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, Jun 9, 3:14 PM MDT, 3 hours 17 minutes before
SPECIAL WEATHER STATEMENT FOR SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER CO 315 PM MDT THUR JUN 9 1994 ...STRONG THUNDERSTORMS POSSIBLE AGAIN THIS EVENING IN NORTHEAST COLORADO... LOW LEVEL MOISTURE INCREASING ON GUSTY SOUTHEAST WINDS COMBINED WITH THE PASSAGE OF AN UPPER LEVEL WEATHER DISTURBANCE ARE EXPECTED TO PRODUCE ANOTHER ROUND OF EVENING THUNDERSTORMS IN PORTIONS OF NORTHEAST COLORADO. A FEW THESE STORMS MAY BECOME SEVERE EARLY THIS EVENING... PRODUCING LARGE HAIL...STRONG GUSTY WINDS AND BRIEF HEAVY RAINFALL. CURRENT INDICATIONS SUGGEST THAT AREAS SOUTH OF A LINE FROM CASTLE ROCK TO FORT MORGAN TO BURLINGTON SHOW TO GREATEST POTENTIAL FOR SEVERE THUNDERSTORM DEVELOPMENT THIS EVENING. PERSONS IN NORTHEAST COLORADO...PARTICULARLY IN THE ABOVE MENTIONED AREA SHOULD KEEP AN EYE ON THE SKY AND CONTINUE TO MONITOR LOCAL NEWS BROADCASTS OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. END...BAKER...WSFO DENVER
Special weather statement, Jun 9, 3:14 PM MDT, 3 hours 17 minutes before
SPECIAL WEATHER STATEMENT FOR SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE DENVER CO 315 PM MDT THUR JUN 9 1994 ...STRONG THUNDERSTORMS POSSIBLE AGAIN THIS EVENING IN NORTHEAST COLORADO... LOW LEVEL MOISTURE INCREASING ON GUSTY SOUTHEAST WINDS COMBINED WITH THE PASSAGE OF AN UPPER LEVEL WEATHER DISTURBANCE ARE EXPECTED TO PRODUCE ANOTHER ROUND OF EVENING THUNDERSTORMS IN PORTIONS OF NORTHEAST COLORADO. A FEW THESE STORMS MAY BECOME SEVERE EARLY THIS EVENING... PRODUCING LARGE HAIL...STRONG GUSTY WINDS AND BRIEF HEAVY RAINFALL. CURRENT INDICATIONS SUGGEST THAT AREAS SOUTH OF A LINE FROM CASTLE ROCK TO FORT MORGAN TO BURLINGTON SHOW TO GREATEST POTENTIAL FOR SEVERE THUNDERSTORM DEVELOPMENT THIS EVENING. PERSONS IN NORTHEAST COLORADO...PARTICULARLY IN THE ABOVE MENTIONED AREA SHOULD KEEP AN EYE ON THE SKY AND CONTINUE TO MONITOR LOCAL NEWS BROADCASTS OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. END...BAKER...WSFO DENVER
Special weather statement, Jun 9, 5:45 PM MDT, 46 minutes before
COZ045-100015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 545 PM MDT THU JUN 09 1994 AT 543 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING THUNDERSTORM 5 MILES SOUTHWEST OF LEADER IN EASTERN ADAMS COUNTY...OR ABOUT 45 MILES NORTHWEST OF LIMON. THIS STORM IS CURRENTLY PRODUCING FREQUENT CLOUD-TO-GROUND LIGHTNING AND MODERATE RAINFALL. THE STORM IS MOVING EAST AT 15 MPH AND HAS THE POTENTIAL TO INTENSIFY AND POSSIBLY BECOME SEVERE LATER THIS EVENING IN NORTHEAST COLORADO. LAT...LON 3977 10375 3975 10429 3990 10430 3998 10374 IMY
Special weather statement, Jun 9, 5:47 PM MDT, 44 minutes before
COZ045-100015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 545 PM MDT THU JUN 09 1994 AT 543 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A DEVELOPING THUNDERSTORM 5 MILES SOUTHWEST OF LEADER IN EASTERN ADAMS COUNTY...OR ABOUT 45 MILES NORTHWEST OF LIMON. THIS STORM IS CURRENTLY PRODUCING FREQUENT CLOUD-TO-GROUND LIGHTNING AND MODERATE RAINFALL. THE STORM IS MOVING EAST AT 15 MPH AND HAS THE POTENTIAL TO INTENSIFY AND POSSIBLY BECOME SEVERE LATER THIS EVENING IN NORTHEAST COLORADO. LAT...LON 3977 10375 3975 10429 3990 10430 3998 10374 IMY
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.