Alert archive / Colorado / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 85, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 29, 1995, 3:44 PM MDT for Arapahoe County, Denver County, Colorado. It was in force for 31 min.
The area
The counties it named.
The facts
- Issued
- Jul 29, 1995, 3:44 PM MDT (21:44 UTC)
- Expired
- Jul 29, 1995, 4:15 PM MDT
- In force
- 31 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Arapahoe County, CO, Denver County, CO
The radar
The Denver radar (KFTG), 10 km from the middle of the area, began a volume at 21:44 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 (KDNR), launched 12:00Z, 9.7 hours before the alert went out and 119 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3140 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -10 m²/s²
- 0-3 km storm-relative helicity
- 14 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 292146
SVRDEN
COC005-031-292215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DENVER CO
344 PM MDT SAT JUL 29 1995
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A SEVERE
THUNDERSTORM WARNING EFFECTIVE UNTIL 415 PM MDT FOR PEOPLE IN
THE FOLLOWING COUNTIES
IN NORTHEASTERN COLORADO
WESTERN ARAPAHOE AND SOUTHEASTERN DENVER
INCLUDING THE FOLLOWING LOCATIONS
AURORA AND DENVER
AT 344 PM MDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A SEVERE THUNDERSTORM OVER AURORA. THIS STORMS WAS LIKELY PRODUCING
LARGE HAIL.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
LAT...LON 3965 10481 3964 10492 3967 10502 3976 10495
3974 10486
BARJENBRUCHWhat 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 29, 10:33 AM MDT, 5 hours 11 minutes before
COZ015-030>050-300600- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1035 AM MDT SAT JUL 29 1995 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS ARAPAHOE BOULDER CLEAR CREEK DENVER DOUGLAS ELBERT GILPIN GRAND JACKSON JEFFERSON LAKE LARIMER LINCOLN LOGAN MORGAN PARK PHILLIPS SEDGWICK SUMMIT WASHINGTON WELD SYNOPSIS: A STRONG RIDGE OF HIGH PRESSURE WILL REMAIN ACROSS COLORADO THIS AFTERNOON. HOWEVER...MID LEVEL MOISTURE AND INSTABILITY IS SLOWLY INCREASING ACROSS THE EASTERN PLAINS AND MOUNTAINS. LARGE SCALE SUBSIDENCE...OR SINKING...WILL KEEP THUNDERSTORM DEVELOPMENT TO A MINIMUM. TEMPERATURES WILL RISE TO NEAR RECORD LEVELS THIS AFTERNOON. SUNNY SKIES WILL GIVE WAY TO PARTLY CLOUDY SKIES IN THE MOUNTAINS AND PALMER DIVIDE REGION BY 2 PM. ISOLATED THUNDERSTORMS WILL BE DEVELOPING IN THESE AREAS AFTER 3 PM. A COUPLE OF THESE STORMS MAY DRIFT ONTO THE PLAINS THIS EVENING. BECAUSE THE LOWER LAYERS OF THE ATMOSPHERE REMAIN DRY...LITTLE OR NO RAIN WILL OCCUR WITH THE STORMS. HOWEVER... SOME OF THEM WILL PRODUCEL BRIEF WIND GUSTS UP TO 50 OR 60 MPH. SPOTTER ACTIVATION WILL NOT BE REQUIRED THIS AFTERNOON. BARJENBRUCH
Special weather statement, Jul 29, 10:35 AM MDT, 5 hours 9 minutes before
COZ015-030>050-300600- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1035 AM MDT SAT JUL 29 1995 THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES ADAMS ARAPAHOE BOULDER CLEAR CREEK DENVER DOUGLAS ELBERT GILPIN GRAND JACKSON JEFFERSON LAKE LARIMER LINCOLN LOGAN MORGAN PARK PHILLIPS SEDGWICK SUMMIT WASHINGTON WELD SYNOPSIS: A STRONG RIDGE OF HIGH PRESSURE WILL REMAIN ACROSS COLORADO THIS AFTERNOON. HOWEVER...MID LEVEL MOISTURE AND INSTABILITY IS SLOWLY INCREASING ACROSS THE EASTERN PLAINS AND MOUNTAINS. LARGE SCALE SUBSIDENCE...OR SINKING...WILL KEEP THUNDERSTORM DEVELOPMENT TO A MINIMUM. TEMPERATURES WILL RISE TO NEAR RECORD LEVELS THIS AFTERNOON. SUNNY SKIES WILL GIVE WAY TO PARTLY CLOUDY SKIES IN THE MOUNTAINS AND PALMER DIVIDE REGION BY 2 PM. ISOLATED THUNDERSTORMS WILL BE DEVELOPING IN THESE AREAS AFTER 3 PM. A COUPLE OF THESE STORMS MAY DRIFT ONTO THE PLAINS THIS EVENING. BECAUSE THE LOWER LAYERS OF THE ATMOSPHERE REMAIN DRY...LITTLE OR NO RAIN WILL OCCUR WITH THE STORMS. HOWEVER... SOME OF THEM WILL PRODUCE BRIEF WIND GUSTS UP TO 50 OR 60 MPH. SPOTTER ACTIVATION WILL NOT BE REQUIRED THIS AFTERNOON. BARJENBRUCH
Special weather statement, Jul 29, 3:22 PM MDT, 22 minutes before
SPECIAL FIRE DANGER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 325 PM MDT SAT JUL 29 1995 ...FIRE DANGER TO INCREASE OVER NORTHWEST COLORADO SUNDAY... A WEATHER SYSTEM WILL APPROACH COLORADO SUNDAY CAUSING AN INCREASE IN THUNDERSTORM ACTIVITY...ESPECIALLY ACROSS THE NORTHERN THIRD OF THE STATE. THE STORMS WILL PRODUCE LIGHTNING AND WIND GUSTS AS HIGH AS 50 MPH...BUT LITTLE OR NO RAIN. THE FIRE DANGER IS ALREADY HIGH IN THE LOWER ELEVATIONS OF NORTHWEST COLORADO DUE TO PROLONGED DRY AND HOT WEATHER. LIGHTNING MAY START FIRES IN THIS AREA SUNDAY AFTERNOON AND EVENING...AND GUSTY THUNDERSTORM WINDS WILL ENCOURAGE THE SPREAD OF ANY FIRES THAT DO START. IF YOU LIVE IN NORTHWESTERN COLORADO...OR WILL BE TRAVELING IN THE AREA...LAND MANAGEMENT OFFICIALS RECOMMEND THAT YOU BE CAUTIOUS WITH OPEN FIRES. CAMPFIRES SHOULD BE LIT ONLY IN PROTECTED PITS AND THOROUGHLY EXTINGUISHED. DISPOSE OF ALL SMOKING MATERIALS PROPERLY... AND BE CAREFUL DURING OFFROAD DRIVING THROUGH GRASSY AREAS. A HOT EXHAUST SYSTEM CAN START A FIRE. PLEASE REPORT ANY WILDFIRES TO LOCAL LAW ENFORCEMENT AGENCIES. GIMMESTAD
Special weather statement, Jul 29, 3:30 PM MDT, 14 minutes before
COZ015-030>050-292300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 330 PM MDT SAT JUL 29 1995 ...A FEW THUNDERSTORMS FORM IN NORTHEAST COLORADO... ISOLATED THUNDERSTORMS HAVE FORMED IN NORTHEAST COLORADO DUE TO VERY WARM TEMPERATURES AND AN INFLUX OF MOISTURE. ONE THUNDERSTORM WAS LOCATED IN MORGAN COUNTY ABOUT 8 MNILES WEST OF FORT MORGAN. IT WAS MOVING TO THE NORTHEAST ABOUT 15 MPH. ANOTHER THUNDERSTORM HAS FORMED OVER EASTERN DENVER AND AURORA AND WAS SHOWING LITTLE MOVEMENT. LIGHT RAIN ALNG WITH THUNDER WAS REPORTED BY WEATHER OBSERVERS AT BUCKLEY AIR NATIONAL GUARD BASE IN EASTERN AURORA. PEA SIZE HAIL WAS ALSO REPORTED IN AURORA FROM THIS THUNDERSTORM. A FEW MORE THUNDERSTORMS WILL FORM OVER NORTHEAST COLORADO BEFORE THE SUN SETS THIS EVENING BUT SINCE THE AIRMASS IS GENERALLY DRY AND WARM THE BASES OF THE THUNDERSTORMS WILL BE RATHER HIGH SO THAT GUSTY WINDS AND CLOUD TO GROUND LIGHTNING STROKES WILL BE THE BIGGEST HAZARD. RAINFALL WILL BE LIGHT AND HAILSTONES WILL BE SMALL EXCEPT FOR FAR NORTHEAST COLORADO FROM ABOUT AKRON EAST WHERE THERE IS A GREATER SUPPLY OF LOW LEVEL MOISTURE SO THAT ANY THUNDERSTORMS THAT FORM IN THAT PART OF COLORADO MAY PRODUCE HEAVIER RAIN AND BIGGER SIZE HAILSTONES LATE TODAY AND EARLY THIS EVENING. MONITOR NOAA WEATHER RADIO AND LOCAL NEWS OUTLETS FOR THE LATEST WEATHER FORECASTS AND BULLETINS. BE ALERT FOR LIGHTNING AND SEEK SHELTER IN A SAFE PLACE SINCE LIGHTNING KILLS MORE COLORADANS EVERY YEAR THAN ANY OTHER SEVERE WEATHER PHENOMENA. END...BOODA...WSFO DENVER
Special weather statement, Jul 29, 3:36 PM MDT, 8 minutes before
COZ015-030>050-292300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 330 PM MDT SAT JUL 29 1995 ...A FEW THUNDERSTORMS FORM IN NORTHEAST COLORADO... ISOLATED THUNDERSTORMS HAVE FORMED IN NORTHEAST COLORADO DUE TO VERY WARM TEMPERATURES AND AN INFLUX OF MOISTURE. ONE THUNDERSTORM WAS LOCATED IN MORGAN COUNTY ABOUT 8 MNILES WEST OF FORT MORGAN. IT WAS MOVING TO THE NORTHEAST ABOUT 15 MPH. ANOTHER THUNDERSTORM HAS FORMED OVER EASTERN DENVER AND AURORA AND WAS SHOWING LITTLE MOVEMENT. LIGHT RAIN ALNG WITH THUNDER WAS REPORTED BY WEATHER OBSERVERS AT BUCKLEY AIR NATIONAL GUARD BASE IN EASTERN AURORA. PEA SIZE HAIL WAS ALSO REPORTED IN AURORA FROM THIS THUNDERSTORM. A FEW MORE THUNDERSTORMS WILL FORM OVER NORTHEAST COLORADO BEFORE THE SUN SETS THIS EVENING BUT SINCE THE AIRMASS IS GENERALLY DRY AND WARM THE BASES OF THE THUNDERSTORMS WILL BE RATHER HIGH SO THAT GUSTY WINDS AND CLOUD TO GROUND LIGHTNING STROKES WILL BE THE BIGGEST HAZARD. RAINFALL WILL BE LIGHT AND HAILSTONES WILL BE SMALL EXCEPT FOR FAR NORTHEAST COLORADO FROM ABOUT AKRON EAST WHERE THERE IS A GREATER SUPPLY OF LOW LEVEL MOISTURE SO THAT ANY THUNDERSTORMS THAT FORM IN THAT PART OF COLORADO MAY PRODUCE HEAVIER RAIN AND BIGGER SIZE HAILSTONES LATE TODAY AND EARLY THIS EVENING. MONITOR NOAA WEATHER RADIO AND LOCAL NEWS OUTLETS FOR THE LATEST WEATHER FORECASTS AND BULLETINS. BE ALERT FOR LIGHTNING AND SEEK SHELTER IN A SAFE PLACE SINCE LIGHTNING KILLS MORE COLORADANS EVERY YEAR THAN ANY OTHER SEVERE WEATHER PHENOMENA. END...BOODA...WSFO DENVER
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; radar from the NEXRAD Level II archive.