Alert archive / Utah / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 7, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Jun 1, 2002, 4:46 PM MDT for Rich County, Summit County, Utah; Uinta County, Wyoming; Bear Lake County, Idaho. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 1, 2002, 4:46 PM MDT (22:46 UTC)
- Expired
- Jun 1, 2002, 5:15 PM MDT
- In force
- 29 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Counties, with a storm outline in the text
Counties Bear Lake County, ID, Rich County, UT, Summit County, UT, Uinta County, WY
The radar
The Salt Lake City radar (KMTX), 131 km from the middle of the area, began a volume at 22:46 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 1, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Salt Lake City I, UT (KSLC), launched 12:00Z, 10.8 hours before the alert went out and 116 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.
443
WUUS55 KSLC 012246
SVRSLC
IDC007-UTC033-043-WYC041-012315-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
445 PM MDT SAT JUN 1 2002
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
RICH COUNTY IN UTAH
THIS INCLUDES THE CITIES OF...RANDOLPH...LAKETOWN
EASTERN SUMMIT COUNTY IN UTAH
BEAR LAKE COUNTY IN SOUTHEAST IDAHO
THIS INCLUDES THE CITY OF MONTPELIER
UINTA COUNTY IN SOUTHWEST WYOMING
THIS INCLUDES THE CITIES OF...LYMAN...EVANSTON
* UNTIL 515 PM MDT
* AT 435 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM 12 MILES SOUTH OF WOODRUFF...OR ABOUT 15 MILES
NORTHWEST OF EVANSTON...MOVING NORTHEAST AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE...
5 MILES SOUTHEAST OF WOODRUFF AT 500 PM MDT
OVER BEAR LAKE AT 450 PM MDT
OVER LYMAN AT 510 PM MDT
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.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT
SATURDAY EVENING FOR SOUTHEAST IDAHO AND UTAH.
LAT...LON 4073 11098 4087 11012 4156 11007 4156 11108
4244 11108 4249 11159 4166 11138The 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, 2:28 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Davis, Salt Lake, Tooele, Utah, Weber | 47 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 |
Nearby
Severe Thunderstorm Warnings in Utah, 2002Severe Thunderstorm Warnings in Wyoming, 2002Severe Thunderstorm Warnings in Idaho, 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.