Alert archive / Nevada / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 24, NWS Elko, NV
NWS Elko, NV issued this severe thunderstorm warning at Jul 11, 2001, 2:48 PM PDT for Humboldt County, Nevada. It was in force for 27 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
- Jul 11, 2001, 2:48 PM PDT (21:48 UTC)
- Expired
- Jul 11, 2001, 3:15 PM PDT
- In force
- 27 min
- Issued by
- NWS Elko, NV
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Humboldt County, NV
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 9.8 hours before the alert went out and 177 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
- 242 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 1348 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS55 KLKN 112202 SVREKO NVC013-112215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ELKO NV 248 PM PDT WED JUL 11 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL HUMBOLDT COUNTY IN NEVADA * UNTIL 315 PM PDT * AT 241 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER SOUTH CENTRAL HUMBOLDT COUNTY...OR ABOUT 40 MILES SOUTH OF LEONARD CREEK RANCH...MOVING NORTHEAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE... OVER SOUTHERN HUMBOLDT COUNTY 30 MILES SOUTHEAST OF LEONARD CREEK RANCH BY 315 PM. STRONG DAMAGING WINDS NEAR 60 MPH AND HEAVY RAINFALL ARE LIKELY WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE. LAT...LON 4109 11874 4096 11858 4120 11821 4136 11842
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jul 11, 2:30 PM PDT, 18 minutes earlier.
Area forecast discussion, Jul 11, 2:30 PM PDT, 18 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 230 PM PDT WED JUL 11 2001 WV IMAGERY SHOWS DRY AIR IN SOUTHWEST FLOW ALOFT STARTING TO OVERTAKE NRN NV. THIS HAS RESULTED IN MORE LLVL DRYING THAN PREVIOUSLY EXPECTED AS DEWPOINT AT P68 HAS DROPPED FROM 50 THIS MORNING TO BELOW FREEZING. STILL...CONVECTION FIRING NICELY ACROSS NRN ZONES AND ALONG HIGHWAY 93. SO FAR...IT HAS BEEN BELOW SEVERE CRITERIA...BUT EFFICIENT RAIN PRODUCERS. CURRIE IN SOUTH CENTRAL ELKO COUNTY HAD OVER ONE INCH OF RAIN AND PEA HAIL. EXPECT CONVECTION TO CONTINUE ACROSS NORTH THIS EVENING AS UPPER LOW OFF NRN CA COAST EJECTS VORT LOBE ACROSS THE AREA...BUT WILL KEEP SCATTERED MENTION TO ZONES 30 AND 31 WITH ISOLATED FURTHER SOUTH. WILL TOTALLY REMOVE PRECIP FROM ZONE 37 AS DRY AIR APPEARS FIRMLY ENTRENCHED THERE AND ONLY FLAT CU NOW FORMING. WILL CONTINUE MENTION OF CONVECTION ALL NIGHT FOR ZONE 30 AS IT HAS BEST FORCING AS VORT LOBE MOVES ACROSS FROM 06 TO 12Z. FOR THURS...DRY AIR BECOMING MORE FIRMLY ENTRENCHED BUT ETA/AVN STILL SHOWS ENOUGH LLVL MOISTURE HANGING ON FOR A MENTION OF SLIGHT CHANCE FAR NORTH. ELSEWHERE...EXPECT A FEW CU AND MAYBE TCU BUT NOT MUCH MORE. BY FRI...APPEARS AS IF ENOUGH DRY AIR WILL BE AROUND TO SUPPORT A DRY FORECAST...BUT THERE MAY BE ENOUGH MOISTURE IN NRN ZONE 30 FOR A LIGHT SHOWER. WILL LEAVE THIS OUT FOR NOW. WILL ALSO GRADUALLY WARM TEMPS TO NEAR SEASONAL NORMALS BY FRIDAY WITH H5 TEMPS NEAR 590 DM. EXTENDED...MODELS GRADUALLY COMING INTO BETTER AGREEMENT IN BRINGING IN UPPER LOW ACROSS THE PACIFIC NORTHWEST EARLY NEXT WEEK. MRF/GEM STILL THE STRONGEST...BUT NEW AVN SEEMS LIKE A DECENT COMPROMISE...AND ENSEMBLE AGREES. WILL GO WITH ITS SOLN...ALBEIT SLIGHTLY WEAKER FOR COOLER TEMPS AND SOME AFTERNOON BREEZES EACH DAY. ALTHOUGH THIS PATTERN DOES FAVOR NW NV FOR SOME ISOLD SHOWERS... WILL LEAVE OUT FOR NOW TO VIEW ANOTHER MODEL RUN OR TWO^. WALLMANN .EKO...NONE.
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 12:55 PM PDT | Severe Thunderstorm Warning | LKN | Elko | 35 min |
| Jul 11, 4:41 PM PDT | Severe Thunderstorm Warning | LKN | Elko | 34 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 2001Every severe thunderstorm 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.