Monsoon moisture fueled thunderstorms produced strong winds and flash flooding across portions of northern and central Nevada. Flash flooding was reported along State Highway 379 about 10 miles south of Eureka and State Route 306 between Interstate 80 and Beowawe.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LKN wrote it up.
Monsoon moisture fueled thunderstorms produced strong winds and flash flooding across portions of northern and central Nevada. Flash flooding was reported along State Highway 379 about 10 miles south of Eureka and State Route 306 between Interstate 80 and Beowawe. Strong winds broke tree branches up to 6 inches in diameter in Carlin.
The local office's own words before the first event, 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 the first event at Jul 22, 4:51 AM PST, 8 hours 24 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ELKO NV 551 AM PDT WED JUL 22 2015 SYNOPSIS...SHOWERS AND THUNDERSTORMS EXPECTED TODAY AND ON THURSDAY WITH GUSTY WINDS AND SMALL HAIL POSSIBLE WITH SOME STORMS. FRIDAY ISOLATED THUNDERSTORMS WILL PERSIST OVER NORTHEAST NEVADA. DRIER AND WARMER WEATHER EXPECTED FOR THIS WEEKEND. && .UPDATE...SHOWERS AND THUNDERSTORMS HAVE DEVELOPED OVER NORTHEAST NYE COUNTY SOONER THAN EXPECTED. UPDATED FORECAST POPS FOR THIS MORNING TO INCLUDE SHOWERS AND THUNDERSTORMS OVER MOST OF CENTRAL NEVADA. && .PREV DISCUSSION... /ISSUED AT 235 AM / SHORT TERM...TODAY THROUGH THURSDAY. WATER VAPOR SATELLITE IS SHOWING SHORTWAVE OVER WESTERN NEVADA THIS IS KICKING OFF SOME ISOLATED SHOWERS OVER HUMBOLDT COUNTY. ANOTHER STRONGER SHORTWAVE CURRENTLY OVER THE PACIFIC NW WILL HELP FUEL STRONG STORMS THIS AFTERNOON/EVENING. PW'S WILL RANGE FROM AROUND .70" IN CENTRAL NEVADA TO NEAR ONE INCH ACROSS NORTHERN NEVADA...STORM MOTIONS WILL BE AROUND 15 TO 20 KNOTS SO DO NOT EXPECTING FLASH FLOODING TO BE A MAJOR CONCERN TODAY. HOWEVER MUCAPE WILL BE 500 TO 1000 J/KG AND EFFECTIVE SHEAR WILL BE 30-40 KNOTS ACROSS PORTIONS OF NORTHERN NEVADA...THUS GUSTY WINDS OF 50-60 MPH POSSIBLE ALONG WITH SMALL HAIL...A COUPLE OF STORMS COULD BE SEVERE WITH LARGER HAIL POSSIBLE. ADDITIONALLY 250MB JET STREAK WILL COUPLE OVER NORTHERN NEVADA. WITH NORTHERN JET STREAK IN FAVORABLE ENTRANCE REGION AS WELL AS SOUTHERN JET STREAK OVER CENTRAL NEVADA WILL PUT NORTHERN NEVADA IN FAVORABLE AREA OF EXIT REGION. TONIGHT SHOWERS AND THUNDERSTORMS ARE POSSIBLE OVERNIGHT WITH MAIN SHORTWAVE TROUGH EDGING CLOSER TO THE GREAT BASIN WITH JET ENERGY TO HELP SUPPORT OVERNIGHT CONVECTION. TEMPERATURES WILL BE SLIGHTLY BELOW NORMAL DUE TO STORMS AND CLOUD COVER. THURSDAY...EXPECT ANOTHER ROUND OF STRONG TO SEVERE THUNDERSTORMS...BUT NOT AS WIDESPREAD AS TODAY WITH THE FOCUS MAINLY OVER ELKO COUNTY. CAPE WILL BE SLIGHTLY LOWER BUT 500 TO 800 J/KG OVER PORTIONS OF ELKO COUNTY...HOWEVER JET STREAK OVER THE GREAT BASIN WILL HELP TO PRODUCE DECENT EFFECTIVE SHEAR OF 30-40 KNOTS OVER NORTHEAST NEVADA. PW'S WILL DECREASE TO UNDER ONE INCH AND COULD APPROACH .90" ACROSS PORTIONS OF ELKO COUNTY WITH MUCH DRIER AIR ACROSS CENTRAL NEVADA WITH PW'S NEAR .50". TEMPERATURES WILL BE SLIGHTLY BELOW NORMAL DUE TO STORMS AND CLOUD COVER. LONG TERM...THURSDAY NIGHT THROUGH NEXT TUESDAY. WEAKENING TROUGH AXIS WILL BE DEPARTING NEVADA ON FRIDAY, WITH RESIDUAL MOISTURE AND INSTABILITY ALLOWING FOR A FEW MORE SHOWERS AND THUNDERSTORMS, MAINLY ACROSS ELKO COUNTY AS 00Z ECMWF DEPICTS. ONE MORE DAY OF MILD TEMPERATURES, WITH HIGHS FRIDAY AFTERNOON IN THE UPPER 70S TO LOWER 80S, MID 80S IN THE WARMEST VALLEYS OF NYE/HUMBOLDT COUNTIES. SATURDAY...WARMER, DRIER PATTERN TAKES HOLD QUICKLY. TROUGH DIGGING INTO THE PAC NW WILL RESULT IN WARM, DRY STABLE SW FLOW ACROSS THE GREAT BASIN, WITH TEMPERATURES RETURNING TO NEAR LATE JULY NORMALS IN THE UPPER 80S AND LOWER 90S. ALL ZONES DRY. SUNDAY...STRONG TROUGH AND CLOSED LOW ACROSS THE PAC NW, WITH 00Z ECMWF PLACING A 561 DM LOW OVER THE OLYMPIC PENINSULA OF WASHINGTON SUNDAY AFTERNOON. GFS AGREES NICELY, WITH HEIGHT/PRESSURE GRADIENTS TIGHTENING AS TROUGH APPROACHES NEVADA FROM THE NORTH. BREEZY SW WINDS OF AT LEAST 15-25 MPH EXPECTED. MUCH DRIER AIR WILL PUNCH INTO NEVADA IN THIS PATTERN, WITH PW DROPPING BELOW 0.50 INCH FOR ALL ZONES. FIRE DANGER WILL INCREASE IN THE VALLEYS AS GUSTY SW WINDS COMBINE WITH AFTERNOON HUMIDITY LESS THAN 15%. TEMPS REMAIN NEAR NORMAL SUNDAY IN THE UPPER 80S AND LOWER 90S. TROUGH PASSAGE WILL BE DRY FOR NEVADA, AND KEPT ALL POPS BELOW 15%. MONDAY...TROUGH QUICKLY LIFTS OUT THROUGH THE NORTHERN ROCKIES. COOLER AIRMASS TEMPORARILY SNEAKS INTO NORTHERN NEVADA, WITH 5-8 DEGREES OF COOLING FROM SUNDAY'S READINGS. TUESDAY AND NEXT WEDNESDAY...ALL MODELS TO VARYING DEGREES SHOW HIGH PRESSURE BUILDING OVER NEVADA FOR CONTINUED DRY WEATHER WITH A WARMING TREND. IN FACT, 00Z ECMWF SUGGESTS A HEAT WAVE IS IN THE CARDS LATE NEXT WEEK, WITH 596-597 DM HEIGHTS ACROSS EASTERN NEVADA LATE NEXT WEEK. BAT AVIATION...SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP AFTER 18Z, WITH THE HIGHEST COVERAGE ACROSS LANDER, EUREKA AND ELKO COUNTIES. HIGHEST CONFIDENCE ON TSRA IMPACTS IS AT KEKO, WHERE A TEMPO WAS INCLUDED STARTING AT 20Z. SOME CONVECTION TODAY WILL BE STRONG WITH OUTFLOW WINDS OF 40-50 KTS, SMALL HAIL, FREQUENT LIGHTNING AND VERY HEAVY RAIN/BRIEF MVFR. CONVECTIVE IMPACTS ALSO EXPECTED AT KWMC BETWEEN 18Z-03Z. -TSRA COVERAGE LESS AT KELY, WITH MOST ACTIVITY NORTH OF THE TERMINAL. KTPH EXPECTED TO REMAIN DRY. AFTER 18Z, EXPECT S/SW WINDS 18-28 KTS AT KTPH/KELY, WITH GUSTS OVER 30 KTS POSSIBLE. BAT FIRE WEATHER...SHOWERS AND THUNDERSTORMS WITH WETTING RAINS A GOOD BET TODAY AND AGAIN ON THURSDAY. GUSTY WINDS AND SMALL HAIL POSSIBLE WITH SOME STORMS TODAY AND ON THURSDAY. FRIDAY ISOLATED THUNDERSTORMS MAINLY ACROSS FIRE ZONES 469 AND 470. DRY AND WARMER FOR THE WEEKEND. GUSTY WINDS POSSIBLE ON SUNDAY AFTERNOON WITH LOW HUMIDITIES...STAY TUNED FOR UPDATES. && .LKN WATCHES/WARNINGS/ADVISORIES... NONE. && 90/99
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ELKO NV
1016 AM PDT WED JUL 22 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0837 PM TSTM WND GST 6 SW PARADISE VALLEY 41.45N 117.63W
07/21/2015 M61 MPH HUMBOLDT NV MESONET
MESONET STATION MOREY CREEK RAWS /MORN2/
&&
94SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ELKO NV 139 PM PDT WED JUL 22 2015 NVZ030-222130- HUMBOLDT COUNTY NV- 139 PM PDT WED JUL 22 2015 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN HUMBOLDT COUNTY UNTIL 230 PM PDT... AT 139 PM PDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7 MILES SOUTH OF OROVADA...MOVING NORTHEAST AT 10 MPH. HALF INCH HAIL AND WIND GUSTS OF 45 TO 55 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... PARADISE VALLEY...OROVADA AND PARADISE HILL SUMMIT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. && LAT...LON 4128 11789 4150 11803 4189 11772 4133 11738 TIME...MOT...LOC 2039Z 231DEG 11KT 4146 11787 94
The Elko radar (KLRX), 101 km away, was scanning. The volume nearest the first event began at 21:16 UTC.
2 thunderstorm wind, 2 flash flood. Local standard time, as filed.
Strong winds picked up a shed and moved it 130 feet before wrapping it around a tree.
Numerous reports were received from spotters and the public of broken tree branches up to 6 inches in diameter in Carlin.
Very heavy rain caused Fish Creek to overflow its bank and flow across state road 379. The water was at least 6 inches deep. Damages are estimated.
Heavy rain caused water and debris to flow over State Route 306 between Interstate 80 and the river near Beowawe in 4 different places. Damages are estimated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nevada in 2015Every state in 2015This day in weather historyWarnings in Nevada, July 2015
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 584496, 584494, 584497, 584498.