Alert archive / Utah / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 68, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 10, 1997, 10:03 PM MDT for Salt Lake County, Utah County, Utah. It was in force for 42 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
- Aug 10, 1997, 10:03 PM MDT (04:03 UTC)
- Expired
- Aug 10, 1997, 10:45 PM MDT
- In force
- 42 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties
Counties Salt Lake County, UT, Utah County, UT
The radar
The Salt Lake City radar (KMTX), 111 km from the middle of the area, began a volume at 04:03 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
Salt Lake City I, UT (KSLC), launched 00:00Z, 4.1 hours before the alert went out and 44 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
- 1020 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 2105 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSLC 110408 RRA SVRSLC UTC035-049-110445- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 1003 PM MDT SUN AUG 10 1997 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY UT HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWESTERN UTAH ...SALT LAKE COUNTY ...NORTHERN UTAH COUNTY A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 1045 PM MDT FOR SALT LAKE COUNTY AND NORTHERN UTAH COUNTY FOR WINDS IN EXCESS OF 60 MPH. AS OF 1000 PM...WINDS HAVE GUSTED TO 60 MPH IN WEST JORDAN AND 49 MPH AT THE SALT LAKE AIRPORT. BRIEF HEAVY RAINS WILL ACCOMPANY THIS SEVERE STORM...AND HAIL IS POSSIBLE. &
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 6:15 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 55 min |
| Aug 10, 7:10 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | |
| Aug 10, 7:10 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 60 min |
| Aug 10, 7:29 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 61 min |
| Aug 10, 8:15 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Weber | 75 min |
| Aug 10, 9:33 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Summit, Weber | 47 min |
| Aug 11, 3:34 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 46 min |
| Aug 11, 3:43 PM MDT | Flash Flood Warning | SLC | Garfield | 3 hr |
| Aug 11, 5:59 PM MDT | Flash Flood Warning | SLC | Garfield | 46 min |
| Aug 11, 5:59 PM MDT | Severe Thunderstorm Warning | SLC | Garfield | 46 min |
Nearby
Severe Thunderstorm Warnings in Utah, 1997Every severe thunderstorm warning in 1997
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.