1 hail, as filed by the National Weather Service.
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 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 Spokane, WA wrote its last area forecast discussion before the first event at Jun 30, 1:30 PM PST, 3 hours 35 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SPOKANE WASHINGTON 230 PM PDT WED JUN 30 2004 .SYNOPSIS... A PERSISTENT UPPER LEVEL TROUGH OF LOW PRESSURE JUST OFF THE WASHINGTON COAST WILL LEAVE THE AIRMASS OVER THE INLAND NORTHWEST UNSETTLED AND FAIRLY HUMID THROUGH THURSDAY. SUBTLE CHANGES WILL DEVELOP BY THURSDAY NIGHT AND FRIDAY AS THE TROUGH SHIFTS INLAND AND BRINGS A GRADUAL DRYING TREND. && .DISCUSSION... TONIGHT THROUGH SATURDAY...A VERY MOIST ATMOSPHERE AND A SERIES OF SHORTWAVES MOVING THROUGH THE MEAN SOUTHERLY FLOW HAS ALLOWED NUMEROUS SHOWERS AND SEVERAL THUNDERSTORMS TO DEVELOP THIS AFTERNOON. THESE THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING AND WILL PRODUCE OCCASIONAL LIGHTNING...SOME HAIL AND PERIODS OF HEAVY RAIN. SHORTWAVES SHOULD BE OUT OF THE WESTERN ZONES BY MIDNIGHT AND THUNDERSTORM ACTIVITY SHOULD DIE DOWN...BUT ANOTHER SHORTWAVE MOVING THROUGH THE EASTERN ZONES WILL KEEP THE ACTIVITY GOING IN THAT AREA THROUGH THE NIGHT. UPPER LEVEL FLOW WILL BEGIN TO CHANGE TO A MORE WESTERLY DIRECTION ON THURSDAY AND FRIDAY WHICH SHOULD BRING A BIT DRIER AND MORE STABLE ATMOSPHERE TO THE REGION FOR THE END OF THE WEEK. A WEAK UPPER LEVEL TROUGH IS FORECAST TO MOVE THROUGH ON SATURDAY TO BRING BACK THE SHOWERS...BUT COOL TEMPERATURES A FEW DEGREES. CC SATURDAY NIGHT THROUGH WEDNESDAY...EXTENDED MODELS SHOWING BETTER CONTINUITY WITH THE LATEST RUNS. MODELS DROP A TROUGH IN OVER THE CWA OVER SUNDAY AND SUNDAY NIGHT THEN SHOWING SOME RIDGING BUILDING IN FOR EARLY NEXT WEEK. WILL GO WITH CHANCE OF SHOWERS OR THUNDERSTORMS EARLY IN THE EXTENDED PERIOD AND TAPPER THE SHOWERS OFF LATER IN THE EXTENDED PERIOD. HIGH TEMPERATURES TO BE NEAR TO SLIGHTLY BELOW SEASONAL NORMALS. LH && .PRELIMINARY POINT TEMPS/POPS... SPOKANE 061 087 057 085 055 081/ 30 20 20 05 05 05 COEUR DALENE 057 089 056 084 054 082/ 30 30 30 05 05 05 PULLMAN 054 084 056 081 054 081/ 30 20 20 05 05 05 LEWISTON 064 091 062 090 060 087/ 30 20 20 05 20 05 COLVILLE 059 091 057 089 054 085/ 50 30 30 10 05 05 SANDPOINT 058 086 057 084 054 081/ 50 30 30 05 05 05 WALLACE 056 085 056 080 054 078/ 50 30 30 05 05 05 MOSES LAKE 059 093 058 090 056 088/ 20 10 10 05 05 05 WENATCHEE 064 091 062 089 060 085/ 20 05 05 05 05 05 OMAK 063 093 062 090 060 086/ 20 05 05 10 10 05 && .OTX... ID...NONE. WA...NONE.
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SPOKANE WA 518 AM PDT WED JUN 30 2004 IDZ001>004-WAZ033-035>038-011300- NORTHERN PANHANDLE-COEUR DALENE AREA-IDAHO PALOUSE- CENTRAL PANHANDLE MOUNTAINS-WASHINGTON PALOUSE-UPPER COLUMBIA BASIN- SPOKANE AREA-NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS- 518 AM PDT WED JUN 30 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE AREAS LISTED ABOVE. .DAY ONE...TODAY THUNDERSTORMS ARE EXPECTED DEVELOP AGAIN OVER THE PORTIONS OF EASTERN WASHINGTON AND THE IDAHO PANHANDLE THIS AFTERNOON AND CONTINUE INTO THIS EVENING. ABUNDANT MOISTURE COUPLED WITH WEAK STEERING CURRENTS WILL RESULT IN A THREAT OF ISOLATED FLASH FLOODING. RAINFALL OF 2 TO 3 INCHES FROM THESE STORMS IS POSSIBLE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. A PERSISTENT WEATHER PATTERN WILL CONTINUE THE THREAT OF ISOLATED FLASH FLOODING FROM THUNDERSTORMS THROUGH THURSDAY. THE AREA WITH THE BEST POTENTIAL FOR FLOODING WOULD BE EXTREME EASTERN WASHINGTON AND THE IDAHO PANHANDLE. BY FRIDAY STEERING WINDS ARE EXPECTED TO BECOME A BIT STRONGER WHICH WILL HELP PREVENT ANY THUNDERSTORMS FROM BECOMING STATIONARY.
The Spokane radar (KOTX), 30 km away, was scanning. The volume nearest the first event began at 01:05 UTC.
1 hail. Local standard time, as filed.
A thunderstorm produced 1/2 inch hail with isolated 3/4 inch diameter hailstones near the town of Clayton, Washington.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Washington in 2004Every state in 2004This day in weather historyWarnings in Washington, June 2004
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: 5408008.