Alert archive / Colorado / Tornado Warnings in 1995
Tornado Warning 30, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at Jul 17, 1995, 3:32 PM MDT for Logan County, Sedgwick County, Colorado. It was in force for 43 min.
The area
The counties it named.
The facts
- Issued
- Jul 17, 1995, 3:32 PM MDT (21:32 UTC)
- Expired
- Jul 17, 1995, 4:15 PM MDT
- In force
- 43 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Whole counties
Counties Logan County, CO, Sedgwick County, CO
The radar
The Cheyenne radar (KCYS), 179 km from the middle of the area, began a volume at 21:35 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, 9.5 hours before the alert went out and 112 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 172134
TORDEN
COC075-115-172215-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
332 PM MDT MON JUL 17 1995
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A TORNADO
WARNING EFFECTIVE UNTIL 415 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN NORTHEASTERN COLORADO
NORTHEASTERN LOGAN AND WESTERN SEDGWICK
INCLUDING THE FOLLOWING LOCATIONS
CROOK...PROCTOR AND TWIN BUTTES
AT 332 PM MDT WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM WITH A POSSIBLE TORNADO 9 MILES NORTHWEST OF TWIN
BUTTES ...OR ABOUT 29 MILES NORTHEAST OF STERLING.
THE STORM WAS MOVING SOUTHEAST 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.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN
THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH
YOUR HANDS.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT
AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN DENVER.
KLEYLA
LAT...LON 4076 10260 4079 10297 4103 10303 4100 10257What 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, Jul 17, 11:13 AM MDT, 4 hours 19 minutes before
COZ015-030>050-180600- SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER CO 1100 AM MDT MONDAY JULY 17 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: WEAK UPSLOPE FLOW HAS LEFT A FAIRLY MOIST LAYER OF AIR NEAR THE GROUND WHILE THE AIR ALOFT HAS ENOUGH INSTABILITY WITH THE DAYTIME SUNSHINE AND HEATING TO PRODUCE SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING. THE FIRST THUNDERSTORMS WILL FORM OVER THE FRONT RANGE FOOTHILLS AND MOUNTAINS THEN SPREAD EASTWARD ACROSS THE PLAINS. THE FIRST THUNDERSTORM ACTIVITY IS EXPECTED TO DEVELOP OVER THE FOOTHILLS AROUND 1 PM MDT T~/ALLY HEAVY RAIN IS POSSIBLE FROM SOME OF THE THUNDERSTORMS...MAINLY IN DOUGLAS...ELBERT AND LALLY HEAVY RAIN IS POSSIBLE FROM SOME OF THE THUNDERSTORMS...MAINLY IN DOUGLAS...ELBERT AND LINCOLN COUNTIES WHERE BETWEEN 1 AND 2 INCHES OF RAIN AMY FALL IN AN HOUR OR SO THIS AFTERNOON AND EVENING. MOST OF THE THUNDERSTORMS WILL DISSIPATE AFTER 10 PM MDT. IT DOES NOT APPEAR AS THOUGHT THE AIRMASS IS UNSTABLE EN/R ACTIVATION IS NOT EXPECTED...HOWEVER IF HEAVY RAIN DOES MATERIALIZE THIS AFTERNOON OR EVENING RAINFALL REPORTS WILL BE QUITE WELCOME. BOODA WUUS01KPIT 0
Special weather statement, Jul 17, 1:18 PM MDT, 2 hours 14 minutes before
COZ015-030>050-172100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 110 PM MDT MONDAY JULY 17 1995 ...THUNDERSTORMS DEVELOPING ALONG THE FRONT RANGE FOOTHILLS... SCATTERED THUNDERSTORMS HAVE FORMED ALONG THE FRONT RANGE FOOTHILLS FROM LARIMER COUNTY SOUTH TO PARK COUNTY AND ALONG THE PALMER DIVIDE. AT 110 PM MDT RADAR INDICATED THAT THE STRONGEST THUNDERSTORM WAS LOCATED IN NORTHEAST PARK COUNTY ABOUT 5 MILES WEST OF BAILEY. THIS THUNDERSTORM WAS NEARLY STATIONARY. MORE THUNDERSTORMS ARE EXPECTED TO FORM DURING THE AFTERNOON AND EVENING HOURS AND SPREAD EAST ACROSS THE NORTHEAST PLAINS OF COLORADO. PLENTY OF MOISTURE IS AVAILABLE SO THAT SOME OF THE THUNDERSTORMS MAY DUMP LOCALLY HEAVY RAIN. SINCE THE AVERAGE MOVEMENT OF THE THUNDERSTORMS IS EXPECTED TO RANGE BETWEEN 10 AND 20 MPH SOME LOCATIONS COULD GET BETWEEN 1 AND 2 INCHES OF RAIN IN AN HOUR OR SO. IN ADDITION TO THE POTENTIAL FOR HEAVY RAIN...PEA TO MARBLE SIZE HAIL IS ALSO POSSIBLE WITH MANY OF THE THUNDERSTORMS AS WELL AS THE USUAL DEADLY BOLTS OF CLOUD TO GROUND LIGHTNING. PEOPLE IN NORTHEAST COLORADO INCLUDING THE FOOTHILLS AND MOUNTAINS SHOULD BE ALERT TO WEATHER CONDITIONS AND MOVE TO A PLACE OF SAFETY IF NECESSARY. AVOID BECOMING A LIGHTNING STRIKE VICTIM BY FOLLOWING THE SAFETY RULES FOR LIGHTNING. BE ALERT FOR POSSIBLE HEAVY RAIN CAUSING SMALL STREAMS AND CREEKS TO RISE TO BANKFUL STAGE IN A SHORT PERIOD OF TIME. ALSO BE ALERT FOR POSSIBLE PONDING OF WATER ON ROADWAYS ESPECIALLY IN LOW LYING AREAS AND INTERSECTIONS. MONITOR LOCAL NEWS MEDIA AND NOAA WEATHER RADIO FOR THE LATEST WEATHER CONDITIONS AND FORECASTS. END...BOODA...WSFO DENVER WWUS35KCYS 0
Special weather statement, Jul 17, 1:18 PM MDT, 2 hours 14 minutes before
COZ015-030>050-172100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 110 PM MDT MONDAY JULY 17 1995 ...THUNDERSTORMS DEVELOPING ALONG THE FRONT RANGE FOOTHILLS... SCATTERED THUNDERSTORMS HAVE FORMED ALONG THE FRONT RANGE FOOTHILLS FROM LARIMER COUNTY SOUTH TO PARK COUNTY AND ALONG THE PALMER DIVIDE. AT 110 PM MDT RADAR INDICATED THAT THE STRONGEST THUNDERSTORM WAS LOCATED IN NORTHEAST PARK COUNTY ABOUT 5 MILES WEST OF BAILEY. THIS THUNDERSTORM WAS NEARLY STATIONARY. MORE THUNDERSTORMS ARE EXPECTED TO FORM DURING THE AFTERNOON AND EVENING HOURS AND SPREAD EAST ACROSS THE NORTHEAST PLAINS OF COLORADO. PLENTY OF MOISTURE IS AVAILABLE SO THAT SOME OF THE THUNDERSTORMS MAY DUMP LOCALLY HEAVY RAIN. SINCE THE AVERAGE MOVEMENT OF THE THUNDERSTORMS IS EXPECTED TO RANGE BETWEEN 10 AND 20 MPH SOME LOCATIONS COULD GET BETWEEN 1 AND 2 INCHES OF RAIN IN AN HOUR OR SO. IN ADDITION TO THE POTENTIAL FOR HEAVY RAIN...PEA TO MARBLE SIZE HAIL IS ALSO POSSIBLE WITH MANY OF THE THUNDERSTORMS AS WELL AS THE USUAL DEADLY BOLTS OF CLOUD TO GROUND LIGHTNING. PEOPLE IN NORTHEAST COLORADO INCLUDING THE FOOTHILLS AND MOUNTAINS SHOULD BE ALERT TO WEATHER CONDITIONS AND MOVE TO A PLACE OF SAFETY IF NECESSARY. AVOID BECOMING A LIGHTNING STRIKE VICTIM BY FOLLOWING THE SAFETY RULES FOR LIGHTNING. BE ALERT FOR POSSIBLE HEAVY RAIN CAUSING SMALL STREAMS AND CREEKS TO RISE TO BANKFUL STAGE IN A SHORT PERIOD OF TIME. ALSO BE ALERT FOR POSSIBLE PONDING OF WATER ON ROADWAYS ESPECIALLY IN LOW LYING AREAS AND INTERSECTIONS. MONITOR LOCAL NEWS MEDIA AND NOAA WEATHER RADIO FOR THE LATEST WEATHER CONDITIONS AND FORECASTS. END...BOODA...WSFO DENVER WWUS35KCYS 0
Special weather statement, Jul 17, 1:59 PM MDT, 1 hour 33 minutes before
COZ048-050-172100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DENVER CO 2 PM MDT MONDAY JULY 17 1995 ...STRONG THUNDERSTORM IN LOGAN AND SEDGWICK COUNTY... AT 2 PM MDT RADAR SHOWED A STRONG THUNDERSTORM HAD FORMED ON THE LOGAN-SEDGWICK COUNTY LINE ABOUT 2 MILES NORTHWEST OF DORSEY OR 20 MILES WEST OF JULESBURG. THIS THUNDERSTORM HAS FORMED IN VERY MOIST AND UNSTABLE AIR AND IS CAPABLE OF PRODUCING MARBLE SIZE HAIL. EVEN LARGER HAILSTONES MAY FORM IF THE THUNDERSTORM CONTINUES TO GAIN ENERGY. HEAVY RAIN IS ALSO POSSIBLE. THIS THUNDERSTORM IS MOVING TO THE EAST ABOUT 10 MPH AND WILL MOVE ACROSS NORTHERN SEDGWICK COUNTY BETWEEN 2 AND 3 PM MDT. PEOPLE IN THE NORTHEAST CORNER OF LOGAN COUNTY AS WELL AS SEDGWICK COUNTY SHOULD BE ALERT TO WEATHER CONDITIONS AND MOVE TO A PLACE OF SAFETY IF THIS THUNDERSTORM APPROACHES. MONITOR LOCAL NEWS MEDIA OR NOAA WEATHER RADIO FOR THE LATEST WEATHER FORECASTS AND BULLETINS. END...BOODA...WSFO DENVER
Special weather statement, Jul 17, 2:52 PM MDT, 40 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, 40 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
The 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, 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, 5:33 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Weld | 42 min |
| Jul 17, 5:48 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 42 min |
Nearby
Tornado Warnings in Colorado, 1995Every tornado warning in 1995Tornadoes 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.