Alert archive / Utah / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 13, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Jul 7, 2013, 2:42 PM MDT for Carbon County, Emery County, Utah. It was in force for 63 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
- Jul 7, 2013, 2:42 PM MDT (20:42 UTC)
- Expired
- Jul 7, 2013, 3:45 PM MDT
- In force
- 63 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Storm-based polygon
Counties Carbon County, UT, Emery County, UT
The radar
The Grand Junction radar (KGJX), 191 km from the middle of the area, began a volume at 20:44 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
Grand Junction, CO (KGJT), launched 12:00Z, 8.7 hours before the alert went out and 166 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
- 2419 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
176 WUUS55 KSLC 072042 SVRSLC UTC007-015-072145- /O.NEW.KSLC.SV.W.0013.130707T2042Z-130707T2145Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 242 PM MDT SUN JUL 7 2013 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTH CENTRAL CARBON COUNTY IN UTAH NORTHEASTERN EMERY COUNTY IN UTAH * UNTIL 345 PM MDT * AT 236 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 15 MILES SOUTHWEST OF SUNNYSIDE...OR 20 MILES SOUTHEAST OF PRICE... MOVING NORTHEAST AT 15 MPH. * LOCATIONS IN THE WARNING INCLUDE... US 6 BETWEEN WELLINGTON AND WOODSIDE... SUNNYSIDE AND EAST CARBON... PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH AND/OR LARGE HAIL AT LEAST ONE INCH IN DIAMETER. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. && LAT...LON 3962 11030 3931 11010 3925 11055 3941 11066 TIME...MOT...LOC 2041Z 241DEG 12KT 3939 11055 $$ ROGOWSKI
2 follow-up statements
726 WWUS55 KSLC 072057 SVSSLC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 257 PM MDT SUN JUL 7 2013 UTC007-015-072145- /O.CON.KSLC.SV.W.0013.000000T0000Z-130707T2145Z/ CARBON UT-EMERY UT- 257 PM MDT SUN JUL 7 2013 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM MDT FOR NORTHEASTERN EMERY AND SOUTH CENTRAL CARBON COUNTIES... AT 251 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 12 MILES SOUTHWEST OF EAST CARBON...OR ABOUT 21 MILES SOUTHEAST OF PRICE...MOVING NORTHEAST AT 15 MPH. * LOCATIONS IN THE WARNING INCLUDE... US 6 BETWEEN WOODSIDE AND WELLINGTON EAST CARBON LAT...LON 3930 11056 3942 11059 3962 11030 3931 11010 TIME...MOT...LOC 2057Z 241DEG 12KT 3942 11049 $$ ROGOWSKI
811 WWUS55 KSLC 072118 SVSSLC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 318 PM MDT SUN JUL 7 2013 UTC007-015-072128- /O.CAN.KSLC.SV.W.0013.000000T0000Z-130707T2145Z/ CARBON UT-EMERY UT- 318 PM MDT SUN JUL 7 2013 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN EMERY AND SOUTH CENTRAL CARBON COUNTIES IS CANCELLED... THE STORM HAS WEAKENED AND IS NO LONGER SEVERE. THEREFORE THE WARNING HAS BEEN CANCELLED. LAT...LON 3930 11056 3942 11059 3962 11030 3931 11010 TIME...MOT...LOC 2118Z 241DEG 12KT 3945 11041 $$
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 6:23 PM MDT | Special Weather Statement | SLC | Tooele | 37 min |
| Jul 6, 6:26 PM MDT | Areal Flood Advisory | SLC | Davis | 2 hr |
| Jul 6, 7:01 PM MDT | Special Weather Statement | SLC | Box Elder, Tooele | 74 min |
| Jul 6, 7:53 PM MDT | Special Weather Statement | SLC | Davis, Salt Lake | 82 min |
| Jul 7, 1:24 PM MDT | Flash Flood Warning | SLC | Wayne | 111 min |
| Jul 7, 2:11 PM MDT | Severe Thunderstorm Warning | SLC | Emery | 49 min |
| Jul 7, 3:29 PM MDT | Areal Flood Advisory | SLC | Davis | 2 hr |
| Jul 7, 3:47 PM MDT | Special Weather Statement | SLC | Tooele | 88 min |
| Jul 7, 3:56 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Tooele | 94 min |
| Jul 7, 4:37 PM MDT | Special Weather Statement | SLC | Garfield | 38 min |
| Jul 7, 4:45 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 90 min |
| Jul 7, 5:15 PM MDT | Special Weather Statement | SLC | Davis, Salt Lake | 90 min |
| Jul 7, 5:40 PM MDT | Flash Flood Warning | SLC | Garfield, Wayne | 3 hr |
| Jul 7, 5:50 PM MDT | Special Weather Statement | SLC | Washington | 40 min |
Nearby
Severe Thunderstorm Warnings in Utah, 2013Every severe thunderstorm warning in 2013
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.