Alert archive / Utah / Flash Flood Warnings in 1992
Flash Flood Warning 14, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this flash flood warning at Aug 25, 1992, 6:42 PM MDT for Garfield County, Iron County, Kane County, Utah. It was in force for 108 min.
The area
The counties it named.
The facts
- Issued
- Aug 25, 1992, 6:42 PM MDT (00:42 UTC)
- Expired
- Aug 25, 1992, 8:30 PM MDT
- In force
- 108 min
- Issued by
- NWS Salt Lake City, UT
- Area
- Whole counties
Counties Garfield County, UT, Iron County, UT, Kane County, UT
The nearest sounding before it
Ely/Yelland Fld, NV (KELY), launched 00:00Z, 0.7 hours before the alert went out and 288 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
- 3426 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSLC 260044 FFWSLC UTC017-025-021-053-260230- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SALT LAKE CITY UT 642 PM MDT TUE AUG 25 1992 THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 830 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL UTAH ...WESTERN GARFIELD COUNTY...WESTERN KANE COUNTY IN SOUTHWEST UTAH ...IRON COUNTY...WASHINGTON COUNTY HEAVY RAIN CONTINUES OVER WASHINGTON AND IRON COUNTIES AND IS MOVING SLOWLY EASTWARD. NUMEROUS REPORTS OF GREATER THAN ONE-HALF INCH OF RAIN HAS ALREADY BEEN REPORTED IN THE WARNING AREA. THIS INCLUDED A REPORT IN EXCESS OF AN INCH EARLIER IN THE AFTERNOON IN CEDAR CITY. HEAVY RAIN IS EXPECTED TO CONTINUE THE NEXT HOUR OR SO AND SHIFT SLOWLY EASTWARD. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOVE TO HIGHER GROUND TO ESCAPE RISING WATER. STAY AWAY FROM DRY STREAMBEDS AND LOW LYING AREAS...FLOOD WATERS RISE RAPIDLY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. DO NOT TRY TO OUTRACE A FLASH FLOOD...EITHER ON FOOT OR IN YOUR VEHICLE. MOVE TO HIGHER GROUND IMMEDIATELY. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. FURTHER STATEMENTS WILL BE ISSUED AS NEEDED. ERC...0042Z
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 25, 6:00 PM MDT, 42 minutes before
UTC039-007-015-019-047-017-025-031-055-037-001-021-053-023-027-041- 260300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SALT LAKE CITY UT 600 PM MDT TUE AUG 25 1992 THE NATIONAL WEATHER SERVICE IS CONTINUING THE SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 900 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL UTAH ...SAN PETE COUNTY...SEVIER COUNTY IN EAST CENTRAL UTAH ...SOUTHERN CARBON COUNTY...EMERY COUNTY...GRAND COUNTY IN NORTHEAST UTAH ...SOUTHERN UINTAH COUNTY IN SOUTH CENTRAL UTAH ...GARFIELD COUNTY...KANE COUNTY...PIUTE COUNTY...WAYNE COUNTY IN SOUTHEAST UTAH ...WESTERN SAN JUAN COUNTY IN SOUTHWEST UTAH ...EASTERN BEAVER COUNTY...EASTERN IRON COUNTY...WASHINGTON COUNTY IN WEST CENTRAL UTAH ...SOUTHEASTERN JUAB COUNTY...EASTERN MILLARD COUNTY THE NATIONAL WEATHER SERVICE IS CONTINUING THE SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 9 PM FOR MUCH OF SOUTHERN AND EASTERN UTAH. IN ADDITION...THE FLASH FLOOD WATCH FOR THE SAME AREA IS BEING CONTINUED UNTIL 9 PM TONIGHT. THE AIRMASS OVER MUCH OF SOUTHERN AND EASTERN UTAH IS MOIST AND VERY UNSTABLE. AT 530 PM SATELLITE IMAGERY...LIGHTNING DATA...AND RADAR INDICATED ACTIVE THUNDERSTORMS ACROSS MUCH OF THE WATCH AREA. OVER THE LAST COUPLE OF HOURS THERE HAS BEEN FREQUENT LIGHTNING AND SEVERAL REPORTS OF HAIL. LIGHTNING EQUIPMENT DETECTED ALMOST 150 CLOUD TO GROUND LIGHTNING STRIKES WITHIN 60 MILES WEST OF CEDAR CITY BETWEEN 345 PM AND 515 PM. AT 450 PM THE IRON COUNTY SHERIFFS DEPARTMENT REPORTED 1/2 INCH HAIL AT ENTERPRISE. STRONG WINDS WERE REPORTED AT HITE MARINA IN THE LAKE POWELL AREA AT 430 PM. FREQUENT LIGHTNING...HAIL...STRONG WINDS AND LOCAL HEAVY RAIN ARE LIKELY THE NEXT SEVERAL HOURS IN THE WATCH AREA. IN ADDITION...3/4 INCH HAIL...GUSTS IN EXCESS OF 58 MPH...AND FLASH FLOODING IS POSSIBLE. THIS IS A DANGEROUS STORM. WHEN THREATENING WEATHER APPROACHES SEEK SHELTER. IF YOU ARE CAUGHT OUTSIDE IN A THUNDERSTORM...DO NOT STAND UNDER A TALL ISOLATED TREE OR TELEPHONE POLL. THESE OBJECTS ARE MOST LIKELY TO BE STRUCK BY LIGHTNING. STAY AWAY FROM NORMALLY DRY WASHES AND OTHER DRAINAGES SUBJECT TO FLASH FLOODING. 8NEVER TRY TO OUTRUN A FLASH FLOOD...CLIMB DIRECTLY TO HIGHER GROUND. CARLE...26/0000Z
The office that day
Everything else NWS Salt Lake City, UT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 6:42 PM MDT | Flash Flood Warning | SLC | Washington | 108 min |
Nearby
Flash Flood Warnings in Utah, 1992Every flash flood warning in 1992
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.