Alert archive / Idaho / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 81, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this severe thunderstorm warning at Aug 26, 1998, 2:41 PM MDT for Bear Lake County, Franklin County, Idaho; Cache County, Rich County, Utah. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Aug 26, 1998, 2:41 PM MDT (20:41 UTC)
- Expired
- Aug 26, 1998, 3:45 PM MDT
- In force
- 64 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Bear Lake County, ID, Franklin County, ID, Cache County, UT, Rich County, UT
The radar
The Salt Lake City radar (KMTX), 128 km from the middle of the area, began a volume at 20:41 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, 8.7 hours before the alert went out and 160 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
- 1925 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
406
WUUS1 KSLC 262044 RRA
SVRSLC
IDC007-041-UTC005-033-262145-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
241 PM MDT WED AUG 26 1998
THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
FRANKLIN COUNTY IN IDAHO
BEAR LAKE COUNTY IN IDAHO
NORTHEASTERN CACHE COUNTY IN UTAH
NORTHERN RICH COUNTY IN UTAH
INCLUDING MONTPELIER
* UNTIL 345 PM MDT
* AT 231 PM MDT THE PUBLIC REPORTED A SEVERE THUNDERSTORM OVER
FRANKLIN...OR ABOUT 5 MILES SOUTH OF PRESTON...MOVING EAST AT 30
MILES PER HOUR. ONE INCH DIAMETER HAIL AND WINDS TO 65 MPH WERE
REPORTED WITH THIS STORM.
* OTHER LOCATIONS IN THE WARNING INCLUDE LAKOTA...GARDEN CITY...
LAKETOWN...RICHMOND...BLOOMINGTON...LIBERTY...FRANKLIN...FISH
HAVEN...GEORGETOWN...ALL OF BEAR LAKE AND THATCHER
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.
LAT...LON 4241 11190 4179 11180 4180 11103 4255 11108The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 2:01 PM MDT | Severe Thunderstorm Warning | SLC | Franklin | 44 min |
| Aug 26, 1:25 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 65 min |
| Aug 26, 2:01 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 44 min |
| Aug 26, 2:14 PM MDT | Severe Thunderstorm Warning | SLC | Tooele | 46 min |
| Aug 26, 2:24 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 51 min |
| Aug 26, 3:06 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 54 min |
| Aug 26, 3:57 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder, Cache | 63 min |
| Aug 26, 4:25 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 50 min |
| Aug 26, 4:29 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Utah, Wasatch | 31 min |
| Aug 26, 4:29 PM MDT | Severe Thunderstorm Warning | SLC | Summit | 31 min |
| Aug 26, 5:15 PM MDT | Severe Thunderstorm Warning | SLC | Davis, Morgan, Weber | 45 min |
| Aug 26, 5:15 PM MDT | Severe Thunderstorm Warning | SLC | Rich, Summit | 45 min |
| Aug 26, 5:27 PM MDT | Severe Thunderstorm Warning | SLC | Salt Lake, Tooele | 48 min |
| Aug 26, 5:41 PM MDT | Severe Thunderstorm Warning | SLC | Box Elder | 64 min |
Nearby
Severe Thunderstorm Warnings in Idaho, 1998Severe Thunderstorm Warnings in Utah, 1998Every severe thunderstorm warning in 1998
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.