Alert archive / Nevada / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 3, NWS Elko, NV
NWS Elko, NV issued this severe thunderstorm warning at May 7, 1998, 3:46 PM PDT for Humboldt County, Nevada. It was in force for 79 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 7, 1998, 3:46 PM PDT (22:46 UTC)
- Expired
- May 7, 1998, 5:05 PM PDT
- In force
- 79 min
- Issued by
- NWS Elko, NV
- Area
- Whole counties
County Humboldt County, NV
The radar
The Elko radar (KLRX), 132 km from the middle of the area, began a volume at 22:46 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
Reno, NV (KREV), launched 12:00Z, 10.8 hours before the alert went out and 204 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
- 735 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 21 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.
110 WUUS1 KEKO 072248 RRA SVREKO NVC013-080005- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ELKO NV 346 PM PDT THU MAY 7 1998 THE NATIONAL WEATHER SERVICE IN ELKO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN HUMBOLDT COUNTY IN NORTHWESTERN NEVADA * UNTIL 505 PM PDT * AT 345 PM PDT...DOPPLER RADAR AT ELKO INDICATED A SEVERE THUNDERSTORM 20 MILES NORTHWEST OF WINNEMUCCA MOVING SOUTHWEST AT 30 MPH * THE SEVERE THUNDERSTORMS WILL BE NEAR...WINNEMUCCA BY 415 PM THIS STORM HAS A HISTORY OF LARGE HAIL. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS SLA
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 May 7, 2:45 PM PDT, 1 hour 1 minute earlier.
Area forecast discussion, May 7, 2:45 PM PDT, 1 hour 1 minute before
NORTHERN GREAT BASIN FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 245 PM PDT THU MAY 7 1998 KLRX RADAR CONTINUES TO SHOW WELL DEVELOPED TSTM CLUSTER IN NRN EKO COUNTY ON LEADING EDGE OF 850MB TROF AXIS IN THE THETA-E MAX. SEVERAL ECHOES OF 45-55DBZ WITH HEAVY RAIN AND SOME 3/4 HAIL HAVE BEEN REPORTED IN WEST CENTRAL ELKO COUNTY. THE CLUSTER CONTINUES TO EXPAND ALONG A CONVERGENCE BOUNDARY EXTENDING INTO CENTRAL NEVADA. BY EVENING THE PRECIP LUKS TO FOCUS INTO CENTRAL NEVADA AS THE BOUNDARY STALLS IN ADVANCE OF THE WEAKENING UPPER LOW OVER SOUTHERN NEVADA. NEXT SYS APPCHING PAC CST LOOKS TO STRENGTHEN SIGNIFICANTLY ON FRI EVE INTO SATURDAY AS STRONG LOW DEVELOPS OVER NEVADA. GOOD BAROCLINIC ZONE AND INSTABILITY LOOKS TO GIVE GOOD DOSE OF COLD AIR AND PRECIP INTO NORTHERN NEVADA DURING DAY ON SATURDAY. IN SHORT TERM...WILL KEEP LIKELY POPS FOR EVENING SHOWERS AND THUNDERSTORMS ACROSS NORTHERN AND CENTRAL ZONES AND KEEP SCATTERED POPS INCREASING TOWARD SATURDAY. EKO7435 WMC7435 ELY5334 SLA .EKO...NONE.
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 1:43 PM PDT | Severe Thunderstorm Warning | LKN | Elko | 47 min |
| May 7, 2:59 PM PDT | Severe Thunderstorm Warning | LKN | Eureka, Lander | 61 min |
| May 7, 4:00 PM PDT | Severe Thunderstorm Warning | LKN | Eureka, Lander | 60 min |
Nearby
Severe Thunderstorm Warnings in Nevada, 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.