Alert archive / Colorado / Tornado Warnings in 1992
Tornado Warning 10, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jun 20, 1992, 6:30 PM MDT for Adams County, Colorado. It was in force for 15 min.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1992, 6:30 PM MDT (00:30 UTC)
- Expired
- Jun 20, 1992, 6:45 PM MDT
- In force
- 15 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
County Adams County, CO
The nearest sounding before it
Denver, CO (KDEN), launched 00:00Z, 0.5 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.
- Mixed-layer CAPE
- 1461 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1459 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- -117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDEN 210032
TORDEN
COC001-210045-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
630 PM MDT SAT JUN 20 1992
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
WESTERN ADAMS
INCLUDING THE FOLLOWING LOCATIONS
BARR LAKE...BRIGHTON...COMMERCE CITY
AT 630 PM MDT HAM SPOTTERS REPORTED A TORNADO 4 MILES SOUTH
OF BARR LAKE...OR ABOUT 15 MILES NORTHEAST OF DENVER.
THE TORNADO WAS MOVING SOUTH AT 15 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.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELA|Y YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
LAT...LON 3981 10467 3982 10485 4000 10485 4000 10463
HOLMESWhat 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, Jun 20, 1:10 PM MDT, 5 hours 20 minutes before
COZ011-012-013-202000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 110 PM MDT SAT JUN 20 1992 AT 1PM THUNDERSTORMS WERE DEVELOPING OVER THE FOOTHILLS OF THE FRONT RANGE. THE STRONGEST STORM WAS 5 MILES SOUTHWEST OF EVERGREEN IN JEFFERSON COUNTY...OR 25 MILES SOUTHWEST OF DENVER. THUNDERSTORMS WERE MOVING TOWARD THE EAST AND SOUTHEAST AT ABOUT 10 MPH. THUNDERSTORMS ARE LIKELY TO SPREAD AWAY FROM THE FOOTHILLS AND OUT INTO TH[E PLAINS AFTER 2PM THIS AFTERNOON. SEVERE THUNDERSTORMS ARE A POSSIBILITY. ALSO HEAVY RAIN COULD PRODUCE LOCAL FLOODING. STAY TUNED TO LOCAL NEWS STATIONS AND TO NOAA WEATHER RADIO FOR WEATHER FORECAST UPDATES. HOLZINGER
Special weather statement, Jun 20, 2:08 PM MDT, 4 hours 22 minutes before
COZ011-012-013-202100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 205 PM MDT SAT JUN 20 1992 ...TORNADO WATCH INCLUDING MOST OF NORTHEAST COLORADO... A TORNADO WATCH HAS BEEN ISSUED FOR MOST OF EASTERN COLORARDO UNTIL 8PM. IN NORTHEAST COLORADO THIS WATCH INCLUDES ADAMS...ARAPAHOE... DENVER...DOUGLAS...LOGAN...MORGAN...WASHINGTON...WELD...WESTERN YUMA...EASTERN LARIMER...EASTERN BOULDER...NORTHEASTERN JEFFERSON... AND EXTREME WESTERN PHILLIPS COUNTIES. THUNDERSTORMS WERE CONTINUING TO DEVELOP OVER THE NORTHEAST FOOTHILLS AT 2PM. THE STRONGEST THUNDERSTORM WAS OVER BUFFALO CREEK IN SOUTHERN JEFFERSON COUNTY...30 MILES SOUTHWEST OF DENVER. THIS STORM WAS CONTINUING TO MOVE TOWARD THE SOUTHEAST AT 10 MPH AND IS LIKELY TO BE PRODUCING HEAVY RAIN...HAIL...AND DANGEROUS LIGHTNING. A FEW WEAKER THUNDERSTORMS WERE DEVELOPING FROM JUST WEST OF FORT COLLINS...SOUTHWARD THROUGH SOUTHERN JEFFERSON COUNTY. BE PREPARED TO TAKE SHELTER IF THREATENING WEATHER APPROACHES. STAY TUNED TO LOCAL NEWS STATIONS HOLZINGER
Special weather statement, Jun 20, 2:51 PM MDT, 3 hours 39 minutes before
COZ004-202200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 250 PM MDT SAT JUN 20 1992 ...STRONG THUNDERSTORM IN SOUTH CENTRAL PARK COUNTY... AT 245PM A STRONG THUNDERSTORM WAS LOCATED 5 TO 10 MILES EAST OF HARTSEL IN SOUTH CENTRAL PARK COUNTY...OR 60 MILES SOUTHWEST OF DENVER. THIS STORM HAD JUST DEVELOPED AND WAS MOVING TOWARD THE EAST OR SOUTHEAST AT 10 TO 15 MPH. STRONG WINDS...HAIL...BRIEF HEAVY RAIN...AND FREQUENT DANSGEROUS LIGHTNING ARE POSSIBLE WITH THIS STORM. THIS STORM APPEARS TO BE MOVING TOWARD SPINNEY MOUNTAIN RESERVOIR AND ELEVEN MILE CANYON RESERVOIR. BOATERS SHOULD HEAD FOR SHORE UNTIL THIS STORM PASSES. HOLZINGER
Special weather statement, Jun 20, 3:57 PM MDT, 2 hours 33 minutes before
COZ011-012-013-202300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 355 PM MDT SAT JUN 20 1992 ...THUNDERSTORMS DEVELOPING IN VARIOUS PARTS OF NORTHEAST COLORADO... AT 350PM THUNDERSTORMS WERE DEVELOPING IN VARIOUS PARTS OF NORTHEAST COLORADO. ONE THUNDERSTORM WAS IN CENTRAL LARIMER COUNTY...ABOUT 10 MILES SOUTHEAST OF RUSTIC...OR 25 MILES WEST OF FORT COLLINS. THE NORTHERN PART OF A THUNDERSTORM IN EL PASO COUNTY EXTENDED NORTHWARD TO LARKSPUR IN SOUTHERN DOUGLAS COUNTY...OR 35 MILES SOUTH OF DENVER. ALSO...A FEW THUNDERSTORMS WERE DEVELOPING OVER LOGAN...PHILLIPS... AND SEDGWICK COUNTIES. ALL THUNDERSTORMS ARE MOVING TOWARD THE SOUTHEAST AT 15 TO 25 MPH. BRIEF HEAVY RAIN...FREQUENT LIGHTNING...AND STRONG WINDS ARE LIKELY WITH THESE THUNDERSTORMS. SEVERE THUNDERSTORMS AND POSSIBLE TORNADOS ARE POSSIBLE AS A TORNADO WATCH CONTINUES UNTIL 8PM FOR MOST OF EASTERN COLORADO. BE PREPARED TO MOVE INDOORS IF TH%REATENING WEATHER IS IN YOUR AREA. STAY TUNED TO LOCAL NEWS STATIONS AND TO NOAA WEATHER RADIO FOR UPDATES ON THE LATEST WEATHER. HOLZINGER
Special weather statement, Jun 20, 4:56 PM MDT, 1 hour 34 minutes before
COZ011-012-202300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 455 PM MDT SAT JUN 20 1992 ...STRONG THUNDERSTORMS DEVELOPING IN WELD COUNTY... AT 450PM THUNDERSTORMS WERE DEVELOPING IN WELD COUNTY. ONE THUNDERSTORM WAS NEAR GILCREST...10 MILES SOUTHWEST OF GREELEY. ANOTHER THUNDERSTORM WAS NEAR KERSEY...10 MILES EAST OF GREELEY. THESE THUNDERSTORMS ARE DEVELOPING RAPIDLY AND HAVE THE POTENTIAL TO REACH SEVERE LEVELS OR EVEN PRODUCE A TORNADO. STAY TUNED TO LOCAL NEWS STATIONS AND NOAA WEATHER RADIO IN CASE WARNINGS ARE NEEDED. BE PREPARED TO MOVE INDOORS IF THREATENING WEATHER IS IN YOUR AREA. STAY TUNED TO LOCAL NEWS STATIONS AND TO NOAA WEATHER RADIO FOR UPDAT ES ON THE LATEST WEATHER. A TORNADO WATCH IS CONTINUING FOR A LARGE PART OF EASTERN COLORADO UNTIL 8PM. HOLZINGER
Special weather statement, Jun 20, 5:01 PM MDT, 1 hour 29 minutes before
COZ011-012-202330- SPECIAL WEATHER STATEMENT...CORRECTION TO EXPIRATION TIME NATIONAL WEATHER SERVICE DENVER CO 455 PM MDT SAT JUN 20 1992 ...STRONG THUNDERSTORMS DEVELOPING IN WELD COUNTY... AT 450PM THUNDERSTORMS WERE DEVELOPING IN WELD COUNTY. ONE THUNDERSTORM WAS NEAR GILCREST...10 MILES SOUTHWEST OF GREELEY. ANOTHER THUNDERSTORM WAS NEAR KERSEY...10 MILES EAST OF GREELEY. THESE THUNDERSTORMS ARE DEVELOPING RAPIDLY AND HAVE THE POTENTIAL TO REACH SEVERE LEVELS OR EVEN PRODUCE A TORNADO. STAY TUNED TO LOCAL NEWS STATIONS AND NOAA WEATHER RADIO IN CASE WARNINGS ARE NEEDED. BE PREPARED TO MOVE INDOORS IF THREATENING WEATHER IS IN YOUR AREA. STAY TUNED TO LOCAL NEWS STATIONSD AND TO NOAA WEATHER RADIO FOR UPDATES ON THE LATEST WEATHER. A TORNADO WATCH IS CONTINUING FOR A LARGE PART OF EASTERN COLORADO UNTIL 8PM. HOLZINGER
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 6:03 PM MDT | Tornado Warning | BOU | Adams, Weld | 27 min |
| Jun 20, 6:42 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 63 min |
| Jun 20, 7:47 PM MDT | Tornado Warning | BOU | Washington | 43 min |
| Jun 20, 7:57 PM MDT | Tornado Warning | BOU | Washington | 33 min |
| Jun 20, 10:24 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Weld | 21 min |
| Jun 21, 4:02 PM MDT | Severe Thunderstorm Warning | BOU | Boulder, Larimer | 43 min |
| Jun 21, 4:51 PM MDT | Tornado Warning | BOU | Adams, Arapahoe | 39 min |
| Jun 21, 5:58 PM MDT | Severe Thunderstorm Warning | BOU | Phillips, Yuma | 32 min |
Nearby
Tornado Warnings in Colorado, 1992Every tornado warning in 1992Tornadoes in 1992
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.