Sixty mph wind gust at Juniper interchange.
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The episode as NWS PIH wrote it up.
Sixty mph wind gust at Juniper interchange.
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 Pocatello, ID wrote its last area forecast discussion before the first event at Jun 3, 12:36 PM MST, 6 hours 9 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE POCATELLO ID 136 PM MDT WED JUN 3 2015 .SHORT TERM...TONIGHT THROUGH FRIDAY. BROAD SHORTWAVE EMBEDDED WITHIN A MEAN EASTERN PACIFIC TROUGH WILL SWEEP EASTWARD THROUGH THE AREA THIS EVENING. THIS ALONG WITH FAVORABLE JET DYNAMICS...MODEST INSTABILITY...AND DECENT SHEAR VALUES WILL ALLOW FOR ISOLATED TO SCATTERED THUNDERSTORMS THIS EVENING...ESPECIALLY IN HIGHER TERRAIN. MARGIANAL SEVERE THREAT WITH THIS ACTIVITY...WITH THE MAIN THREAT BEING GUSTY WINDS DUE TO INVERTED V SOUNDINGS AND ABUNDANT DRY AIR ALOFT. A LESSER HAIL THREAT EXISTS DUE TO MODEST INGREDIENTS AVAILABLE. AREA WILL BE BETWEEN SYSTEMS TOMORROW BEHIND DEPARTING SHORTWAVE AND WITHIN A REGION OF SOUTHERLY FLOW AHEAD OF A DEVELOPING CLOSED LOW OVER CA. NEVERTHELESS...EXPECT SOME ISOLATED SHOWERS AND STORMS MAINLY IN THE HIGHER TERRAIN WITH JUST ENOUGH MOISURE AVAILABLE TO HELP AID DEVELOPMENT. CLOSED LOW WILL MEANDER SOUTHWARD OVER CA THROUGH FRIDAY...WITH THE SE ID REGION REMAINING IN THE MOIST SOUTHERLY FLOW ON THE NORTHEAST FRINGES OF THE CIRCULATION. THUS...EXPECT OCCASIONAL SHOWERS AND THUNDERSTORMS TOMORROW NIGHT AND FRIDAY...BEST CHANCES AGAIN IN THE HIGHER TERRAIN. WITH PRECIPITABLE WATER VALUES NEAR CLIMO...DO NOT EXPECT WIDESPREAD SIGNIFICANT RAINFALL TOTALS. AD/DMH .LONG TERM...FRIDAY NIGHT THROUGH TUESDAY. LOW PRESSURE OVER SOUTHERN CALIFORNIA WILL MOVE THROUGH SOUTHERN NEVADA AND UTAH THROUGH THE WEEKEND. THIS WILL PRODUCE SCATTERED THUNDERSTORMS ACROSS CENTRAL AND EASTERN IDAHO THROUGH THE WEEKEND. MODELS BEGIN TO SPLIT FOR NEXT WEEK. MODELS SHOW THIS LOW MOVING INTO THE MIDWEST. HOWEVER THE MODELS ARE TRENDING VERY GENERALLY TOWARD A DIRTY RIDGE SETUP FOR NEXT WEEK WITH ISOLATED STORMS MAINLY IN THE MOUNTAINS AND HIGHLANDS ALONG WITH MUCH WARMER TEMPS. THERE HAVE BEEN CONSISTENCY ISSUES BOTH RUN TO RUN AND MODEL TO MODEL FOR NEXT WEEK SO FORECAST IS A BIT SHAKY AT THIS POINT. VALLE && .AVIATION...VCTS ALL TERMINALS THROUGH 03Z THIS EVENING...WITH THE BEST CHANCES AT SUN...TAPERING TO VCSH THROUGH MUCH OF THE OVERNIGHT ALL TERMINALS. CONVECTIVE THREAT LOWER COMPARED TO PAST SEVERAL DAYS...THUS OVERALL CONFIDENCE OF CONVECTION AT A PARTICULAR TERMINAL AT A GIVEN TIME IS LOW. OTHERWISE VFR CONDITIONS WITH WINDS UNDER 12KT OUTSIDE OF THUNDERSTORMS THROUGH THE PERIOD. RENEWED CHANCES FOR VCSH AND VCTS TOMORROW AFTERNOON AND EVENING AS THE AREA WILL BE ON THE FRINGES OF A DEVELOPING UPPER LOW OVER CA. AD/DMH && .PIH WATCHES/WARNINGS/ADVISORIES... NONE. &&
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
458 PM MDT WED JUN 3 2015
IDZ023-032345-
CARIBOU HIGHLANDS ID-
458 PM MDT WED JUN 3 2015
...DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH AFFECTING
NORTHEASTERN CARIBOU AND SOUTHEASTERN BONNEVILLE COUNTIES UNTIL 545
PM MDT...
AT 457 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
WAYAN...MOVING NORTHEAST AT 20 MPH.
DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.
LOCATIONS IMPACTED INCLUDE...
WAYAN...SOUTHERN PALISADES RESERVOIR...FREEDOM...MILL CANYON
CAMPGROUND AND ALPINE AIRPORT.
LAT...LON 4281 11125 4292 11144 4325 11115 4318 11104
4296 11104
TIME...MOT...LOC 2257Z 219DEG 17KT 4293 11128
HEDGESSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO ID 610 PM MDT WED JUN 3 2015 IDZ023-040100- CARIBOU HIGHLANDS ID- 610 PM MDT WED JUN 3 2015 ...NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH AFFECTING NORTHEASTERN BONNEVILLE COUNTY UNTIL 700 PM MDT... AT 609 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 11 MILES SOUTHWEST OF IRWIN...MOVING NORTH AT 20 MPH. NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... SWAN VALLEY AND IRWIN. LAT...LON 4316 11129 4319 11153 4357 11150 4352 11114 TIME...MOT...LOC 0009Z 190DEG 16KT 4326 11140 HEDGES
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
658 PM MDT WED JUN 3 2015
IDZ022-040145-
SOUTH CENTRAL HIGHLANDS ID-
658 PM MDT WED JUN 3 2015
...HAIL UP TO ONE HALF INCH AND WINDS IN EXCESS OF 40 MPH AFFECTING
SOUTHEASTERN CASSIA...SOUTHWESTERN POWER AND WEST CENTRAL ONEIDA
COUNTIES UNTIL 745 PM MDT...
AT 657 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 15
MILES NORTH OF PARK VALLEY...MOVING NORTHEAST AT 30 MPH.
HAIL UP TO ONE HALF INCH AND WINDS IN EXCESS OF 40 MPH WILL BE
POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
JUNIPER...BRIDGE...SUBLETT RESERVOIR AND SWEETZER SUMMIT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 4206 11347 4241 11303 4221 11279 4200 11319
4199 11339
TIME...MOT...LOC 0057Z 228DEG 25KT 4205 11332
JKEYESSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO ID 706 PM MDT WED JUN 3 2015 IDZ023>025-040145- CACHE VALLEY/IDAHO PORTION ID-CARIBOU HIGHLANDS ID- WASATCH MOUNTAINS/IDAHO PORTION ID- 706 PM MDT WED JUN 3 2015 ...NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH AFFECTING SOUTHEASTERN BANNOCK...CENTRAL FRANKLIN AND WEST CENTRAL BEAR LAKE COUNTIES UNTIL 745 PM MDT... AT 705 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER PRESTON...MOVING NORTHEAST AT 20 MPH. NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... PRESTON...ONEIDA NARROWS RESERVOIR...DAYTON...RIVERDALE...MINK CREEK AND WHITNEY. LAT...LON 4204 11188 4211 11200 4239 11182 4222 11157 TIME...MOT...LOC 0105Z 224DEG 17KT 4211 11188 HEDGES
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO ID 720 PM MDT WED JUN 3 2015 IDZ022-024-040200- SOUTH CENTRAL HIGHLANDS ID-CACHE VALLEY/IDAHO PORTION ID- 720 PM MDT WED JUN 3 2015 ...NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH AFFECTING SOUTHWESTERN FRANKLIN AND SOUTHEASTERN ONEIDA COUNTIES UNTIL 800 PM MDT... AT 719 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7 MILES NORTHWEST OF CLARKSTON...MOVING NORTHEAST AT 25 MPH. NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... DAYTON AND CLIFTON. LAT...LON 4200 11226 4227 11211 4221 11181 4200 11204 TIME...MOT...LOC 0119Z 209DEG 20KT 4199 11217 HEDGES
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO ID 728 PM MDT WED JUN 3 2015 IDZ023-025-040215- CARIBOU HIGHLANDS ID-WASATCH MOUNTAINS/IDAHO PORTION ID- 728 PM MDT WED JUN 3 2015 ...NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH AFFECTING EAST CENTRAL BANNOCK...SOUTHWESTERN CARIBOU AND NORTHERN FRANKLIN COUNTIES UNTIL 815 PM MDT... AT 727 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR SWANLAKE...MOVING NORTH AT 25 MPH. NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... LAVA HOT SPRINGS. LAT...LON 4235 11191 4238 11202 4272 11202 4268 11172 TIME...MOT...LOC 0127Z 192DEG 22KT 4240 11197 HEDGES
The Pocatello radar (KSFX), 102 km away, was scanning. The volume nearest the first event began at 01:47 UTC.
1 thunderstorm wind. Local standard time, as filed.
The Juniper interchange mesonet site measured a 60 mph wind gust.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Idaho in 2015Every state in 2015This day in weather historyWarnings in Idaho, June 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: 588536.