Alert archive / Colorado / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 79, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 17, 1995, 5:33 PM MDT for Adams County, Weld County, Colorado. It was in force for 42 min.
The area
The counties it named.
The facts
- Issued
- Jul 17, 1995, 5:33 PM MDT (23:33 UTC)
- Expired
- Jul 17, 1995, 6:15 PM MDT
- In force
- 42 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Adams County, CO, Weld County, CO
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 11.6 hours before the alert went out and 104 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1485 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 64 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 172333 RRA
SVRDEN
COC001-123-180015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
533 PM MDT MON JUL 17 1995
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
NORTH CENTRAL ADAMS AND SOUTH CENTRAL WELD
INCLUDING THE FOLLOWING LOCATIONS
HUDSON...KEENESBURG AND PROSPECT VALLEY
AT 532 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM 3 MILES SOUTHEAST OF KEENESBURG ...OR
ABOUT 28 MILES SOUTHEAST OF GREELEY.
THE PUBLIC REPORTED GOLFALL SIZE HAIL IN KEENESBURG AT 530 PM.
THE STORM WAS NEARLY STATIONARY AND WAS LIKELY PRODUCING
TORRENTIAL RAIN WHICH WILL CAUSE FLOODING OF STREETS AND LOW LYING
AREAS AS WELL.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
A TORNADO WATCH REMAINS IN EFFECT FOR NORTH CENTRAL AND
NORTHEASTERN COLORADO UNTIL 1000PM MDT. SEVERE THUNDERSTORMS
CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY ST@RUCTURE SUCH
AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.
KLEYLA
LAT...LON 4003 10427 3992 10450 4005 10467 4021 10446What 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, Jul 17, 2:52 PM MDT, 2 hours 41 minutes before
COZ048-050-041-172200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 245 PM MDT MONDAY JULY 17 1995 ...STRONG THUNDERSTORMS IN SEDGWICK AND SOUTHERN DOUGLAS COUNTIES... AT 245 PM MDT RADAR SHOWS SCATTERED THUNDERSTORMS ALONG THE EASTERN FOOTHILLS AND IN THE NORTHEAST CORNER OF COLORADO. THE STRONGEST OF THE THUNDERSTORMS WAS LOCATED IN SEDGWICK COUNTY ABOUT 4 MILES SOUTH OF SEDGWICK OR 16 MILES WEST SOUTHWEST OF JULESBURG COLORADO. A SPOTTER NEAR THE TOWN OF SEDGWICK ESTIMATED THAT THIS THUNDERSTORM DUMPED ABOUT 1/2 INCH OF RAIN IN 20 MINUTES AT HIS RESIDENCE AROUND 215 PM MDT...HOWEVER THERE WAS NO HAIL REPORTED AT HIS LOCATION. THIS THUNDERSTORM WAS MOVING TO THE EAST-SOUTHEAST ABOUT 10 MPH AND WILL SLOWLY PROGRESS ACROSS SEDGWICK COUNTY BETWEEN 3 AND 4 PM MDT AND MAY BRUSH THE NORTHERN SECTIONS OF PHILLIPS COUNTY. ANOTHER STRONG THUNDERSTORM EXTENDED FROM SOUTHWEST DOUGLAS INTO NORTHEAST TELLER AND NORTHWEST EL PASO COUNTIES. THIS THUNDERSTORM WAS CENTERED ABOUT 5 MILES EAST SOUTHEAST OF WESTCREEK OR 10 MILES WEST OF PALMER LAKE...ABOUT 50 MILES NORTHWEST OF COLORADO SPRINGS. IT WAS MOVING SLOWLY TO THE EAST SOUTHEAST AND IS CAPABLE OF DUMPING HEAVY RAIN AND SMALL HAIL. PEOPLE IN DOUGLAS...SEDGWICK AND NORTHERN PHILLIPS COUNTIES SHOULD KEEP AN EYE ON THE SKY AND MOVE INDOORS IF THREATENING WEATHER APPROACHES. MOTORISTS ON I-76 IN EXTREME NORTHEAST COLORADO AND ON I-25 GOING OVER THE PALMER DIVIDE AS WELL AS OTHER ROADS IN THESE AREAS SHOULD BE ALERT FOR HEAVY RAIN AND POSSIBLE PONDING OF WATER ON THE ROAD ESPECIALLY AT STREET INTERESECTIONS AND LOW LYING AREAS. MONITOR LOCAL NEWS MEDIA OR NOAA WEATHER RADIO FOR THE LATEST WEATHER FORECASTS AND BULLETINS. END...BOODA...WSFO DENVER WTNT73KNHC 0
Special weather statement, Jul 17, 2:52 PM MDT, 2 hours 41 minutes before
COZ048-050-041-172200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 245 PM MDT MONDAY JULY 17 1995 ...STRONG THUNDERSTORMS IN SEDGWICK AND SOUTHERN DOUGLAS COUNTIES... AT 245 PM MDT RADAR SHOWS SCATTERED THUNDERSTORMS ALONG THE EASTERN FOOTHILLS AND IN THE NORTHEAST CORNER OF COLORADO. THE STRONGEST OF THE THUNDERSTORMS WAS LOCATED IN SEDGWICK COUNTY ABOUT 4 MILES SOUTH OF SEDGWICK OR 16 MILES WEST SOUTHWEST OF JULESBURG COLORADO. A SPOTTER NEAR THE TOWN OF SEDGWICK ESTIMATED THAT THIS THUNDERSTORM DUMPED ABOUT 1/2 INCH OF RAIN IN 20 MINUTES AT HIS RESIDENCE AROUND 215 PM MDT...HOWEVER THERE WAS NO HAIL REPORTED AT HIS LOCATION. THIS THUNDERSTORM WAS MOVING TO THE EAST-SOUTHEAST ABOUT 10 MPH AND WILL SLOWLY PROGRESS ACROSS SEDGWICK COUNTY BETWEEN 3 AND 4 PM MDT AND MAY BRUSH THE NORTHERN SECTIONS OF PHILLIPS COUNTY. ANOTHER STRONG THUNDERSTORM EXTENDED FROM SOUTHWEST DOUGLAS INTO NORTHEAST TELLER AND NORTHWEST EL PASO COUNTIES. THIS THUNDERSTORM WAS CENTERED ABOUT 5 MILES EAST SOUTHEAST OF WESTCREEK OR 10 MILES WEST OF PALMER LAKE...ABOUT 50 MILES NORTHWEST OF COLORADO SPRINGS. IT WAS MOVING SLOWLY TO THE EAST SOUTHEAST AND IS CAPABLE OF DUMPING HEAVY RAIN AND SMALL HAIL. PEOPLE IN DOUGLAS...SEDGWICK AND NORTHERN PHILLIPS COUNTIES SHOULD KEEP AN EYE ON THE SKY AND MOVE INDOORS IF THREATENING WEATHER APPROACHES. MOTORISTS ON I-76 IN EXTREME NORTHEAST COLORADO AND ON I-25 GOING OVER THE PALMER DIVIDE AS WELL AS OTHER ROADS IN THESE AREAS SHOULD BE ALERT FOR HEAVY RAIN AND POSSIBLE PONDING OF WATER ON THE ROAD ESPECIALLY AT STREET INTERESECTIONS AND LOW LYING AREAS. MONITOR LOCAL NEWS MEDIA OR NOAA WEATHER RADIO FOR THE LATEST WEATHER FORECASTS AND BULLETINS. END...BOODA...WSFO DENVER WTNT73KNHC 0
Special weather statement, Jul 17, 4:20 PM MDT, 1 hour 13 minutes before
COZ031-035-038>040-042>043-045-172300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
420 PM MDT MON JUL 17 1995
AT 415 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS DEVELOPING 10 MILES NORTH OF MISHOWAKA...OR ABOUT 25 MILES
NORTHWEST OF FORT COLLINS...NEAR DENVER INTERNATIONAL AIRPORT AND 35
MILES NORTHEAST OF DENVER NEAR KEENESBURG. THESE STORMS WERE CAPAPBLE
OF PRODUCING VERY HEAVY RAIN...HAIL AND STRONG WINDS ALONG WITH
DANGEROUS LIGHTNING.
THE STORMS WERE MOVING SOUTHEAST AT 15 MPH.
IF THREATENING WEATHER APPROACHES YOUR AREA TAKE SHELTER FROM
THESE THUNDERSTOMS.
A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST COLORADO
UNTIL 10 PM MDT.
KLEYLA
LAT...LON 3981 10475 4071 10558 4093 10559 4089 10481
3968 10413
WUUS01KWBC 0Special weather statement, Jul 17, 4:20 PM MDT, 1 hour 13 minutes before
COZ031-035-038>040-042>043-045-172300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
420 PM MDT MON JUL 17 1995
AT 415 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS DEVELOPING 10 MILES NORTH OF MISHOWAKA...OR ABOUT 25 MILES
NORTHWEST OF FORT COLLINS...NEAR DENVER INTERNATIONAL AIRPORT AND 35
MILES NORTHEAST OF DENVER NEAR KEENESBURG. THESE STORMS WERE CAPAPBLE
OF PRODUCING VERY HEAVY RAIN...HAIL AND STRONG WINDS ALONG WITH
DANGEROUS LIGHTNING.
THE STORMS WERE MOVING SOUTHEAST AT 15 MPH.
IF THREATENING WEATHER APPROACHES YOUR AREA TAKE SHELTER FROM
THESE THUNDERSTOMS.
A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEAST COLORADO
UNTIL 10 PM MDT.
KLEYLA
LAT...LON 3981 10475 4071 10558 4093 10559 4089 10481
3968 10413
WUUS01KWBC 0Special weather statement, Jul 17, 4:51 PM MDT, 42 minutes before
COZ035-038-040-042>045-172330-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
451 PM MDT MON JUL 17 1995
AT 448 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SCATTERED STRONG THUNDERSTORMS CONTINUING 6 MILES NORTHWEST OF
WELLINGTON...OR ABOUT 11 MILES NORTH OF FORT COLLINS...35 MILES
NORTHEAST OF DENVER NEAR KEENESBURG AND 10 MILES SOUTHEAST OF FORT
COLLINS NEAR GREELEY. THESE STORMS ARE CAPABLE OF PRODUCING VERY HEAVY
RAIN...HAIL AND STRONG WINDS ALONG WITH DANGEROUS LIGHTNING.
THESE STORMS WERE MOVING SOUTHEAST AT 10 MPH.
PERSONS IN THE PATH OF THESE STORMS SHOULD TAKE SHELTER IF
THREATENING WEATHER APPROACHES.
A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEASTERN COLORADO
UNTIL 1000PM MDT.
KLEYLA
LAT...LON 4012 10371 3977 10423 4072 10533 4091 10520
4088 10491
WSUS40KMKC 0Special weather statement, Jul 17, 4:52 PM MDT, 41 minutes before
COZ035-038-040-042>045-172330-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
451 PM MDT MON JUL 17 1995
AT 448 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SCATTERED STRONG THUNDERSTORMS CONTINUING 6 MILES NORTHWEST OF
WELLINGTON...OR ABOUT 11 MILES NORTH OF FORT COLLINS...35 MILES
NORTHEAST OF DENVER NEAR KEENESBURG AND 10 MILES SOUTHEAST OF FORT
COLLINS NEAR GREELEY. THESE STORMS ARE CAPABLE OF PRODUCING VERY HEAVY
RAIN...HAIL AND STRONG WINDS ALONG WITH DANGEROUS LIGHTNING.
THESE STORMS WERE MOVING SOUTHEAST AT 10 MPH.
PERSONS IN THE PATH OF THESE STORMS SHOULD TAKE SHELTER IF
THREATENING WEATHER APPROACHES.
A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF NORTHEASTERN COLORADO
UNTIL 1000PM MDT.
KLEYLA
LAT...LON 4012 10371 3977 10423 4072 10533 4091 10520
4088 10491The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 3:05 PM MDT | Tornado Warning | BOU | Phillips, Sedgwick | 25 min |
| Jul 17, 3:29 PM MDT | Tornado Warning | BOU | Phillips | 31 min |
| Jul 17, 3:32 PM MDT | Tornado Warning | BOU | Logan, Sedgwick | 43 min |
| Jul 17, 4:00 PM MDT | Tornado Warning | BOU | Phillips | 30 min |
| Jul 17, 4:10 PM MDT | Tornado Warning | BOU | Logan, Sedgwick | 35 min |
| Jul 17, 4:47 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 43 min |
| Jul 17, 5:06 PM MDT | Severe Thunderstorm Warning | BOU | Larimer, Weld | 39 min |
| Jul 17, 5:48 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 42 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 1995Every severe thunderstorm warning in 1995
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.