Alert archive / Nevada / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 16, NWS Elko, NV
NWS Elko, NV issued this severe thunderstorm warning at Jul 17, 2002, 2:56 PM PDT for Eureka County, Humboldt County, Lander County, Nevada. 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 as issued.
The facts
- Issued
- Jul 17, 2002, 2:56 PM PDT (21:56 UTC)
- Expired
- Jul 17, 2002, 4:00 PM PDT
- In force
- 64 min
- Issued by
- NWS Elko, NV
- Area
- Counties, with a storm outline in the text
Counties Eureka County, NV, Humboldt County, NV, Lander County, NV
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 9.9 hours before the alert went out and 172 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
- 2800 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 94 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
305 WUUS55 KLKN 172156 SVRLKN NVC011-013-015-172300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ELKO NV 255 PM PDT WED JUL 17 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHWESTERN EUREKA COUNTY IN NEVADA THIS INCLUDES THE CITIES OF...PALISADE...EMIGRANT PASS...DUNPHY... CRESCENT VALLEY...BEOWAWE EXTREME SOUTHEASTERN HUMBOLDT COUNTY IN NEVADA NORTHEASTERN LANDER COUNTY IN NEVADA THIS INCLUDES THE CITIES OF...BATTLE MOUNTAIN...ARGENTA * UNTIL 400 PM PDT * AT 251 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES WEST OF CRESCENT VALLEY...MOVING NORTH AT 15 MPH. STRONG DAMAGING WINDS IN EXCESS OF 60 MPH ARE LIKELY WITH...AND AHEAD OF 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 4037 11705 4040 11621 4098 11617 4100 11708
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 17, 2:00 PM PDT, 56 minutes earlier.
Area forecast discussion, Jul 17, 2:00 PM PDT, 56 minutes before
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 200 PM PDT WED JUL 17 2002 .SYNOPSIS...LOW PRESSURE OFF THE CALIFORNIA COAST WILL MOVE ONSHORE TODAY AND ACROSS THE GREAT BASIN THURSDAY AND FRIDAY. THIS WILL KEEP A CHANCE OF SHOWERS AND AFTERNOON THUNDERSTORMS AROUND EACH DAY WITH TEMPERATURES NEAR NORMAL. HIGH PRESSURE WILL BUILD IN FROM THE SOUTHWEST SATURDAY THROUGH TUESDAY WITH A GRADUAL TREND TOWARD DRIER WEATHER. .DISCUSSION...SHORT TERM FORECAST PROBLEM WILL BE EVENING CONVECTION ACROSS ENTIRE CWA. VIS PIX SHW CONVECTION RAPIDLY DEVELOPING IN DESTABLIZED AREA NRN NYE CTY AHEAD OF A MESOSCALE FEATURE FROM EARLIER -TSRA IN SRN NV. MORE STABLE AIRMASS IN EKO CTY FINALLY DESTABILIZED ENOUGH WITH INCRSD SPEED SHEAR ACROSS THE NRTH AND BETTER DIRECTIONAL SHEAR WEST. MANY OUTFLOW BOUNDARIES ALSO INITIATING CONVECTION WITH SOME KLRX VELOCITY SIGNATURES AROUND 40KTS ABV SFC. 18Z MESO ETA IS STRONGER WITH 1ST VORT LOBE OR SPOKE AS IT EJECTS AROUND THE LOW THROUGH NE NEVADA BTWN 06Z-21Z THU. 60KT SPEED MAX GIVES DECENT COUPLET AROUND THE UPPR LOW TONIGHT INTO THU SO WILL KEEP SCT CONVECTION IN ALL ZONES OVERNIGHT. BY THU AIRMASS REMAINS JUST AS MOIST AND UNSTABLE ACROSS CWA THU WITH MDL SNDINGS SHWING MOIST AXIS BELOW 600MB T0 700MB SO SCT MOIST CONVECTION LIKELY AGAIN. ON FRIDAY MESO ETA DIVERGES FROM PREV ETA/AVN BY SLOWING THE WEAKENING S/WV TROUGH OVR CNTRL NEVADA AND KEEPING IT FARTHER SOUTH. THIS LEADS TO MORE CONVECTION POSSIBLE INTO CNTRL ZONES AS WELL AND WILL KEEP POPS AGAIN ACROSS ALL CWA. IN THE LONG TERM...AVN BRINGS ANOTHER WEAKER NEG TILTED S/WV TROUGH INTO SCNTRL NV SUN. MONSOON MOISTURE STILL WRAPS AROUND THE S/WV INTO NV SO SLGHT CHC LOOKS WARRANTED SINCE FLOW IS STILL WEAK AND MID LVL DRYING FARTHER WEST. 12Z AVN IS STRONGER WI THIS FEATURE EVEN INTO MONDAY SO WILL KEEP POPS IN ZONES UNTIL THEN. TUE AND WED LOOK TO BE DRYING DAYS ALTHOUGH MRF OUT TO LUNCH RETROGRADING HIGH FARTHER WEST INTO ERN PACIFIC. WILL KEEP MOST ZONES DRY TUE/WED. SLA .EKO...NONE
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 2:20 PM PDT | Severe Thunderstorm Warning | LKN | Eureka, Lander | 40 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 2002Every severe thunderstorm warning in 2002
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.