Alert archive / Utah / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 23, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Jul 20, 1995, 7:15 PM MDT for Emery County, Utah. It was in force for 45 min.
The area
The counties it named.
The facts
- Issued
- Jul 20, 1995, 7:15 PM MDT (01:15 UTC)
- Expired
- Jul 20, 1995, 8:00 PM MDT
- In force
- 45 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties
County Emery County, UT
The nearest sounding before it
Grand Junction, CO (KGJT), launched 00:00Z, 1.3 hours before the alert went out and 191 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
- 449 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 2907 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSLC 210122 RRA SVRSLC UTC015-210200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 715 PM MDT THU JUL 20 1995 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL UTAH ...CENTRAL EMERY COUNTY AT 715 PM RADAR SHOWED A SEVERE THUNDERSTORM OVER THE REMOTE AREA OF EMERY COUNTY IN THE VICINITY OF THE NORTHERN SAN RAFAEL SWELL AND CEDAR MOUNTAIN. THIS THUNDERSTORM IS LIKELY PRODUCING HEAVY RAINS...LARGE HAIL...AND DAMAGING GUSTY WINDS..ALONG WITH DEADLY LIGHTNING. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Jul 20, 4:45 PM MDT, 2 hours 30 minutes before
UTZ001>005-010-210200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 445 PM MDT WED JUL 20 1995 ...LOCALLY HEAVY RAINS OVER NORTHERN UTAH... THUNDERSTORMS HAVE FORMED OVER PARTS OF NORTHERN UTAH WHICH ARE PRODUCING LOCALLY HEAVY RAINS. ONE LARGE STORM IS IN NORTHWESTERN BOX ELDER COUNTY...WHERE REPORTS OF 0.60 INCHES OF RAIN FELL IN TEN MINUTES IN PARK VALLEY. ANOTHER STORM IS LOCATED OVER THE SOUTHERN ASPECT OF THE CENTRAL UNITA MOUNTAINS. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES THESE STORMS ARE PRODUCING BRIEF HEAVY RAINS WITH THE POSSIBILITY OF RAPID RISES ON STREAMS CREEKS AND DRY WASHES. MORE SCATTERED THUNDERSTORMS...WITH BRIEF HEAVY RAIN...ARE EXPECTED OVER NORTHERN UTAH THIS EVENING UNTIL SUNSET. PJW/LEB...2245Z
Special weather statement, Jul 20, 4:49 PM MDT, 2 hours 26 minutes before
UTZ001>005-010-210200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 445 PM MDT WED JUL 20 1995 ...LOCALLY HEAVY RAINS OVER NORTHERN UTAH... THUNDERSTORMS HAVE FORMED OVER PARTS OF NORTHERN UTAH WHICH ARE PRODUCING LOCALLY HEAVY RAINS. ONE LARGE STORM IS IN NORTHWESTERN BOX ELDER COUNTY...WHERE REPORTS OF 0.60 INCHES OF RAIN FELL IN TEN MINUTES IN PARK VALLEY. ANOTHER STORM IS LOCATED OVER THE SOUTHERN ASPECT OF THE CENTRAL UNITA MOUNTAINS. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES THESE STORMS ARE PRODUCING BRIEF HEAVY RAINS WITH THE POSSIBILITY OF RAPID RISES ON STREAMS CREEKS AND DRY WASHES. MORE SCATTERED THUNDERSTORMS...WITH BRIEF HEAVY RAIN...ARE EXPECTED OVER NORTHERN UTAH THIS EVENING UNTIL SUNSET. PJW/LEB...2245Z
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 2:44 PM MDT | Severe Thunderstorm Warning | SLC | Duchesne, Uintah | 66 min |
Nearby
Severe Thunderstorm Warnings in Utah, 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.