Alert archive / Utah / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 3, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 1, 2002, 2:28 PM MDT for 6 counties in Utah. It was in force for 47 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 1, 2002, 2:28 PM MDT (20:28 UTC)
- Expired
- Jun 1, 2002, 3:15 PM MDT
- In force
- 47 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties
Counties Box Elder County, UT, Davis County, UT, Salt Lake County, UT, Tooele County, UT, Utah County, UT, Weber County, UT
The radar
The Salt Lake City radar (KMTX), 49 km from the middle of the area, began a volume at 20:27 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 12:00Z, 8.5 hours before the alert went out and 35 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
- 4442 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
808 WUUS55 KSLC 012028 SVRSLC UTC003-011-035-045-049-057-012115- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 225 PM MDT SAT JUN 1 2002 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTH CENTRAL BOX ELDER COUNTY IN UTAH DAVIS COUNTY IN UTAH THIS INCLUDES THE CITIES OF...LAYTON...FARMINGTON...BOUNTIFUL SALT LAKE COUNTY IN UTAH THIS INCLUDES THE CITIES OF...WEST VALLEY CITY...SANDY...SALT LAKE CITY...MURRAY NORTHEASTERN TOOELE COUNTY IN UTAH THIS INCLUDES THE CITIES OF...TOOELE...GRANTSVILLE UTAH COUNTY IN UTAH THIS INCLUDES THE CITIES OF...PROVO...PAYSON SOUTHWESTERN WEBER COUNTY IN UTAH * UNTIL 315 PM MDT * AT 216 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM NORTH-CENTRAL TOOELE COUNTY TO THE SOUTHWEST CORNER OF UTAH COUNTY...MOVING NORTHEAST AT 40 MPH. * SEVERE THUNDERSTORMS WILL BE... OVER STANSBURY PARK AT 230 PM MDT OVER SPANISH FORK...MAPLETON...HERRIMAN AT 235 PM MDT OVER SPRINGVILLE...RIVERTON...PROVO...OREM AT 240 PM MDT OVER WEST JORDAN...PLEASANT GROVE AT 245 PM MDT SPOTTERS HAVE REPORTED WINDS ESTIMATED TO 70 MPH WITH THESE THUNDERSTORMS AND SOME DAMAGE TO ROOFS AND TREES HAS ALSO BEEN REPORTED. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN SALT LAKE CITY.
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 1:23 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Millard, Tooele | 37 min |
| Jun 1, 1:49 PM MDT | Severe Thunderstorm Warning | SLC | Juab, Tooele, Utah | 41 min |
| Jun 1, 3:00 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Salt Lake, Tooele, Utah, Wasatch and 1 more | 30 min |
| Jun 1, 3:22 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Davis, Duchesne, Morgan, Salt Lake and 3 more | 38 min |
| Jun 1, 4:00 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache, Duchesne, Morgan, Rich, Summit and 2 more | 45 min |
| Jun 1, 4:46 PM MDT | Severe Thunderstorm Warning | SLC | Rich, Summit | 29 min |
Nearby
Severe Thunderstorm Warnings in Utah, 2002Every severe thunderstorm warning in 2002
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.