Alert archive / Wyoming / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 52, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 4, 1995, 7:33 PM MDT for Niobrara County, Wyoming. It was in force for 42 min.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1995, 7:33 PM MDT (01:33 UTC)
- Expired
- Aug 4, 1995, 8:15 PM MDT
- In force
- 42 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Niobrara County, WY
The nearest sounding before it
Rapid City, SD (KRAP), launched 00:00Z, 1.6 hours before the alert went out and 171 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
- 3429 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 50 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 KCYS 050135 RRA SVRCYS WYC027-050215- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 733 PM MDT FRI AUG 4 1995 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL WYOMING ...SOUTHERN NIOBRARA COUNTY TO INCLUDE THE TOWN OF LUSK.. AT 730 PM MDT CHEYENE DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN CENTRAL NIOBRARA COUNTY 20 MILES NORTH OF LUSK WYOMING. THE STORM WAS MOVING TO THE SOUTHEAST AT 25 MPH. RADAR INDICATED THAT INTENSE RAIN...STRONG GUSTY WINDS AND LARGE HAIL ARE POSSIBLE WITH THIS STORM. THE STORM IS EXPECTED TO CROSS HIGHWAY US 85 NORTH OF LUSK IN THE NEXT 15 MINUTES. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! PARKER
What 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, Aug 4, 5:10 PM MDT, 2 hours 23 minutes before
NEZ001>003-019>021-054-055-050015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 510 PM MDT FRI AUG 4 1995 ...SEVERE THUNDERSTORM WATCH ISSUED FOR NORTHERN NEBRASKA PANHANDLE... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR SIOUX...BOX BUTTE AND DAWES COUNTIES IN THE NORTHERN PART OF THE NEBRASKA PANHANDLE. THIS WATCH IS IN EFFECT UNTIL 11 PM MDT. THE SEVERE THUNDERSTORM WATCH FOR THE SOUTHERN PORTION OF THE PANHANDLE REMAINS IN EFFECT UNTIL 7 PM. AT 510 PM RADAR SHOWED THUNDERSTORM ACTIVITY IN THE EASTERN AND NORTHERN SECTIONS OF THE PANHANDLE. THE STRONGEST STORMS WERE 15 MILES SOUTHEAST OF CHADRON IN DAWES COUNTY AND 18 MILES WEST OF ALLIANCE IN BOX BUTTE COUNTY. THESE STORMS WERE PRODUCING VERY HEAVY RAIN AND WERE LIKELY PRODUCING HAIL AND STRONG WINDS. STORMS WERE MOVING NORTHEAST AT 15 MPH. PEOPLE IN THE NEBRASKA PANHANDLE SHOULD BE PREPARED FOR STRONG THUNDERSTORMS THIS EVENING. SEEK SHELTER IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JMH
Special weather statement, Aug 4, 5:14 PM MDT, 2 hours 19 minutes before
NEZ001>003-019>021-054-055-050015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 510 PM MDT FRI AUG 4 1995 ...SEVERE THUNDERSTORM WATCH ISSUED FOR NORTHERN NEBRASKA PANHANDLE... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR SIOUX...BOX BUTTE AND DAWES COUNTIES IN THE NORTHERN PART OF THE NEBRASKA PANHANDLE. THIS WATCH IS IN EFFECT UNTIL 11 PM MDT. THE SEVERE THUNDERSTORM WATCH FOR THE SOUTHERN PORTION OF THE PANHANDLE REMAINS IN EFFECT UNTIL 7 PM. AT 510 PM RADAR SHOWED THUNDERSTORM ACTIVITY IN THE EASTERN AND NORTHERN SECTIONS OF THE PANHANDLE. THE STRONGEST STORMS WERE 15 MILES SOUTHEAST OF CHADRON IN DAWES COUNTY AND 18 MILES WEST OF ALLIANCE IN BOX BUTTE COUNTY. THESE STORMS WERE PRODUCING VERY HEAVY RAIN AND WERE LIKELY PRODUCING HAIL AND STRONG WINDS. STORMS WERE MOVING NORTHEAST AT 15 MPH. PEOPLE IN THE NEBRASKA PANHANDLE SHOULD BE PREPARED FOR STRONG THUNDERSTORMS THIS EVENING. SEEK SHELTER IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JMH
Special weather statement, Aug 4, 5:55 PM MDT, 1 hour 38 minutes before
NEZ001>003-019>021-054-055-050100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 PM MDT FRI AUG 4 1995 ...STRONG STORMS ARE PERSISTING ACROSS THE PANHANDLE... AT 555 PM THUNDERSTORM ACTIVITY IN THE NEBRASKA PANHANDLE WAS CONFINED TO THE EASTERN HALF. TWO STRONG STORMS WERE PERSISTING...ONE IN SOUTHERN BOX BUTTE COUNTY 15 MILES WEST OF ALLIANCE...AND ANOTHER ON THE SOUTHERN BORDER OF DAWES COUNTY 20 TO 25 MILES SOUTH OF CHADRON. THESE STORMS WERE NEARLY STATIONARY OR MOVING VERY SLOWLY EAST AND WERE PRODUCING HEAVY RAIN...SO FLASH FLOODING IS A THREAT. IN ADDITION ...HAIL AND STRONG WINDS WERE POSSIBLE WITH THESE STORMS. PEOPLE IN THE NEBRASKA PANHANDLE SHOULD BE PREPARED FOR STRONG THUNDERSTORMS THIS EVENING. SEEK SHELTER IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JMH
Special weather statement, Aug 4, 5:58 PM MDT, 1 hour 35 minutes before
NEZ001>003-019>021-054-055-050100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 PM MDT FRI AUG 4 1995 ...STRONG STORMS ARE PERSISTING ACROSS THE PANHANDLE... AT 555 PM THUNDERSTORM ACTIVITY IN THE NEBRASKA PANHANDLE WAS CONFINED TO THE EASTERN HALF. TWO STRONG STORMS WERE PERSISTING...ONE IN SOUTHERN BOX BUTTE COUNTY 15 MILES WEST OF ALLIANCE...AND ANOTHER ON THE SOUTHERN BORDER OF DAWES COUNTY 20 TO 25 MILES SOUTH OF CHADRON. THESE STORMS WERE NEARLY STATIONARY OR MOVING VERY SLOWLY EAST AND WERE PRODUCING HEAVY RAIN...SO FLASH FLOODING IS A THREAT. IN ADDITION ...HAIL AND STRONG WINDS WERE POSSIBLE WITH THESE STORMS. PEOPLE IN THE NEBRASKA PANHANDLE SHOULD BE PREPARED FOR STRONG THUNDERSTORMS THIS EVENING. SEEK SHELTER IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JMH
Special weather statement, Aug 4, 6:04 PM MDT, 1 hour 29 minutes before
NEZ001>003-019>021-054-055-050100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 PM MDT FRI AUG 4 1995 ...STRONG STORMS ARE PERSISTING ACROSS THE PANHANDLE... AT 555 PM THUNDERSTORM ACTIVITY IN THE NEBRASKA PANHANDLE WAS CONFINED TO THE EASTERN HALF. TWO STRONG STORMS WERE PERSISTING...ONE IN SOUTHERN BOX BUTTE COUNTY 15 MILES WEST OF ALLIANCE...AND ANOTHER ON THE SOUTHERN BORDER OF DAWES COUNTY 20 TO 25 MILES SOUTH OF CHADRON. THESE STORMS WERE NEARLY STATIONARY OR MOVING VERY SLOWLY EAST AND WERE PRODUCING HEAVY RAIN...SO FLASH FLOODING IS A THREAT. IN ADDITION ...HAIL AND STRONG WINDS WERE POSSIBLE WITH THESE STORMS. PEOPLE IN THE NEBRASKA PANHANDLE SHOULD BE PREPARED FOR STRONG THUNDERSTORMS THIS EVENING. SEEK SHELTER IF A STORM APPROACHES AND STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. JMH
Special weather statement, Aug 4, 6:49 PM MDT, 44 minutes before
NEZ002-003-050245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 649 PM MDT FRI AUG 4 1995 ...DEVELOPING THUNDERSTROMS IN THE NEBRASKA PANHANDLE... CHEYENNE DOPPLER WEATHER RADAR INDICATED THUNDERSTORM DEVELOPMENT IN DAWES AND BOX BUTTE COUNTIES OF WESTERN NEBRASKA. ONE STORM WAS LOCATED ABOUT 15 MILES WEST OF CHADRON NEBRASKA AND ANOTHER STORM WAS REFORMING OVER THE CHADRON STATE PARK AND NEBRASKA NATIONAL FOREST REGION ABOUT 10 MILES SOUTH OF CHADRON. BOTH STORMS WERE MOVING TO THE THE EAST AT 20 MPH. ANOTHER DEVELOPING STORM WAS LOCATED 10 MILES WEST OF ALLIANCE NEBRASKA IN BOX BUTTE COUNTY. SPOTTER REPORTS IN THE AREA OF THE STORM INDICATED INTENSE RAINS AND PEA SIZE HAIL AT 640 PM MDT. A SMALL STREAM ADVISORY REMAINS IN EFFECT FOR SOUTHERN DAWES COUNTY UNTIL 8PM MDT. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE WESTERN NEBRASKA PANHANDLE UNTIL 11PM MDT TONIGHT. PEOPLE IN THE NEBRASKA PANHANDLE AND ESPECIALLY IN AND NEAR DEVELOPING THUNDERSTORMS SHOULD BE ALERT FOR THREATENING WEATHER TO INCLUDE STRONG WINDS...HEAVY RAINS...HAIL AND INTENSE LIGHTNING. BE SURE TO MOVE TO HIGH GROUND IF FLOODING THREATENS. PARKER
Nearby
Severe Thunderstorm Warnings in Wyoming, 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.