Alert archive / Utah / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 22, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 20, 1996, 3:17 PM MDT for Rich County, Utah; Uinta County, Wyoming. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 20, 1996, 3:17 PM MDT (21:17 UTC)
- Expired
- Jun 20, 1996, 3:45 PM MDT
- In force
- 28 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties
Counties Rich County, UT, Uinta County, WY
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 9.3 hours before the alert went out and 113 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
- 3038 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 123 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 KSLC 202125 SVRSLC UTC033-WYC041-202145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 317 PM MDT THU JUN 20 1996 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH CENTRAL UTAH ...SOUTHERN RICH COUNTY IN SOUTHWEST WYOMING ...NORTHWESTERN UINTA COUNTY AT 315 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL LOCATED 10 MILES WEST SOUTHWEST OF EVANSTON WYOMING MOVING NORTHEAST AT 35 MPH. TOWNS IN THE PATH OF THIS STORM INCLUDE EVANSTON WYOMING. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 57 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. GWB 2122Z WCJIN-WYSW
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, Jun 20, 2:31 PM MDT, 46 minutes before
UTZALL-210615- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 230 PM MDT THU JUN 20 1996 ...THUNDERSTORMS MOVING ACROSS MUCH OF UTAH... SCATTERED THUNDERSTORMS ARE MOVING ACROSS MUCH OF UTAH THIS AFTERNOON. DETECTION EQUIPMENT INDICATES WIDESPREAD AREAS OF LIGHTNING ACROSS THE STATE. THESE THUNDERSTORMS ARE MOVING TO THE NORTHEAST FROM 15-30 MPH AND MAY ALSO PRODUCE AREAS OF BRIEF HEAVY RAIN AND GUSTY ERRATIC WINDS. SOUTHERLY SURFACE WINDS 20-30 MPH ACROSS SOUTHERN UTAH WILL ADD TO THE GUSTY ERRATIC WINDS ASSOCIATED WITH THUNDERSTORMS. IF YOU ARE CAUGHT OUTSIDE IN A THUNDERSTORM...DO NOT STAND UNDERNEATH A TALL ISOLATED TREE OR A TELEPHONE POLE. THESE OBJECTS ARE MOST LIKELY TO BE STRUCK BY LIGHTNING. IF YOU ARE IN A GROUP...HELP TO PROTECT YOURSELF AND OTHERS FROM LIGHTNING BY SPREADING OUT...KEEPING PEOPLE SEVERAL YARDS APART.
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 4:20 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele | 30 min |
| Jun 20, 4:55 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake | 30 min |
| Jun 20, 5:20 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan | 30 min |
| Jun 20, 5:40 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 30 min |
| Jun 20, 3:41 PM MDT | Severe Thunderstorm Warning | SLC | Uinta | 34 min |
Nearby
Severe Thunderstorm Warnings in Utah, 1996Severe Thunderstorm Warnings in Wyoming, 1996Every severe thunderstorm warning in 1996
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.