Alert archive / Nevada / Flash Flood Warnings in 2001
Flash Flood Warning 5, NWS Elko, NV
NWS Elko, NV issued this flash flood warning at Aug 13, 2001, 3:30 PM PDT for Elko County, White Pine County, Nevada. It was in force for 60 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 13, 2001, 3:30 PM PDT (22:30 UTC)
- Expired
- Aug 13, 2001, 4:30 PM PDT
- In force
- 60 min
- Issued by
- NWS Elko, NV
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Elko County, NV, White Pine County, NV
The nearest sounding before it
Elko, NV (KLKN), launched 12:00Z, 10.5 hours before the alert went out and 121 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
- 33 J/kg
- Mixed-layer CIN
- -372 J/kg
- Mixed-layer LCL
- 1656 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS55 KLKN 132230 FFWEKO FFWEKO NVC007-033-132330- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ELKO NV 330 PM PDT MON AUG 13 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTH CENTRAL ELKO COUNTY IN NEVADA EXTREME NORTHWESTERN WHITE PINE COUNTY IN NEVADA * UNTIL 430 PM PDT * AT 318 PM PDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER EXTREME SOUTH CENTRAL ELKO COUNTY...OR ABOUT 14 MILES EAST OF RUBY LAKE...SHOWING LITTLE MOVEMENT. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND ARROYOS. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF CREEKS AND STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE. LAT...LON 4015 11547 4008 11533 4023 11508 4034 11522
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.
NWS Elko, NV wrote its last area forecast discussion before this flash flood warning went out at Aug 13, 2:00 PM PDT, 1 hour 30 minutes earlier.
Area forecast discussion, Aug 13, 2:00 PM PDT, 1 hour 30 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 200 PM PDT MON AUG 13 2001 SYNOPSIS...MONSOON MOISTURE CURRENTLY OVER THE REGION WILL CONTINUE TO BRING A THREAT OF SHOWERS AND THUNDERSTORMS THROUGH TUESDAY. HIGH PRESSURE WILL BRING SOUTHWEST FLOW TO THE GREAT BASIN ON WEDNESDAY BRINGING DRY WEATHER AND NEAR NORMAL TEMPERATURES TO NEVADA THROUGH THE WEEKEND. SHORT TERM...WV IMAGERY SHOWING UPPER DISTURBANCE IN EASTERN PACIFIC WHICH WILL MOVE ONTO NORTHERN CA COAST THIS AFTERNOON AND INTO NW NV IN THE EARLY EVENING. HAVE JET SUPPORT WITH THIS FEATURE AND AM CONCERNED MODELS MAY BE UNDERESTIMATING DYNAMICS WITH THIS FEATURE. VORT FEATURE HAS SHEARED OUT SLIGHTLY BUT WILL KEEP POPS ACROSS MOST OF CWFA TONIGHT WITH INSTABILITY AND MOISTURE ALREADY IN PLACE. CURRENTLY IN CWFA ARE SEEING CLOUDS BUILD ACROSS EAST CENTRAL NV WITH LIGHTLY ALONG SOUTHERN EDGE OF CWFA. CONVECTION TAKING LONGER TO FIRE TODAY WITH SLIGHT CAP AT 650MB...BUT GIVEN WARMING TODAY EXPECT ACTIVITY TO BLOSSOM SOON. SAT IMAGERY SHOWING DRIER MID-LEVEL AIR OVER CWFA...BUT BELIEVE MODELS BEING TOO AGGRESSIVE IN DRYING OUT REGION GIVEN HOW WEAK SW FLOW IS. UPPER HIGH BEGINNING TO ELONGATE INTO EASTERN PACIFIC WHICH WILL END MONSOON FETCH AND BRING SW FLOW TO THE GREAT BASIN. BUT WITH FLOW SO WEEK WILL KEEP ISOLATED POPS ACROSS EASTERN HALF OF ZONES TOMORROW GIVEN INSTABILITY. MODELS CONTINUE TO SHOW DECENT INSTABILITY ACROSS FAR EAST-SOUTHEAST PORTION OF CWFA WEDNESDAY AND WITH LACK OF SPEED IN SW FLOW TO SCOUR THINGS OUT EXPECT ENOUGH MOISTURE TO REMAIN OVER FAR EAST ON WEDNESDAY TO WARRANT ISOLATED CHANCE. LOW LEVEL TEMPS SLOWLY WARM OVER NEXT 48 HOURS AND WILL WARM UP TEMPS SLIGHTLY OVER NEXT COUPLE DAYS. EXTENDED...MODELS IN GOOD AGREEMENT IN KEEPING UPPER HIGH OVER SOUTHWEST WITH SLOW EVOLUTION INTO MORE CLASSIC UPPER HIGH SOUTH OF FOUR CORNERS LATE SUNDAY. MEDIUM RANGE MODELS ALSO BRINGING UPPER LOW...NOW NEAR 140W AND 50N...TOWARDS MAINLAND OVER THE WEEKEND. DEPENDING ON DEPTH OF TROUGH AND POSITION OF UPPER HIGH WILL NEED TO WATCH LOW LEVEL FLOW AND SUBSEQUENT MOISTURE FETCH TO NEVADA ON SUNDAY AND MONDAY. WILL KEEP ALL OF EXTENDED DRY FOR NOW. FEHRN .EKO...NONE.
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 2:55 PM PDT | Severe Thunderstorm Warning | LKN | Eureka | 65 min |
| Aug 13, 4:15 PM PDT | Severe Thunderstorm Warning | LKN | White Pine | 60 min |
Nearby
Flash Flood Warnings in Nevada, 2001Every flash flood warning in 2001
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.