Golf ball sized hail fell from a thunderstorm about 9 miles south of the town of Pine.
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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 FGZ wrote it up.
Golf ball sized hail fell from a thunderstorm about 9 miles south of the town of Pine.
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 Flagstaff, AZ wrote its last area forecast discussion before the first event at Sep 22, 2:10 PM MST, 35 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 210 PM MST SAT SEP 22 2007 .SYNOPSIS...A COLD FRONT WILL CONTINUE TO MOVE ACROSS NORTHERN ARIZONA THIS EVENING AND OVERNIGHT. AS A RESULT...EXPECT SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAIN...HAIL...AND GUSTY WINDS...TO CONTINUE TO MOVE EASTWARD OVERNIGHT. DRIER AND MORE STABLE AIR WILL MOVE INTO THE REGION ON SUNDAY...ALTHOUGH TEMPERATURES WILL REMAIN COOL FOR THIS TIME OF THE YEAR. DRIER AND WARMER AFTERNOON TEMPERATURES WILL RETURN FOR EARLY NEXT WEEK. && .DISCUSSION...SEVERE WEATHER IMPACTING AREA...SO NOT MUCH TIME FOR DISCUSSION. SEVERE THUNDERSTORM WATCH OUT UNTIL 800 PM FOR YAVAPAI...NORTHERN GILA...AND EXTREME SOUTHERN COCONINO COUNTIES. STRONG WIND SHEAR ALONG WITH MARGINAL CAPE VALUES LEADING TO DEVELOPMENT OF SUPERCELLS ACROSS THE SOUTHERN FORECAST AREA. EXPECT THIS SEVERE WEATHER POTENTIAL TO LAST INTO THE EARLY EVENING HOURS WITH THE PRIMARY THREAT BEING STRONG WINDS AND LARGE HAIL ALONG WITH EVEN THE POSSIBILITY OF A TORNADO. TRAINING ECHOS WITH HEAVY RAIN ALSO IMPACTING YAVAPAI COUNTY WITH BANDS OF HEAVY RAINFALL AND INCREASED RUNOFF. CLOSED LOW REMAINS OFF THE SOUTHERN CA COAST...AND APPEARS TO BE EJECTING SLOWER THAN MODEL SOLUTIONS INDICATED. ADDITIONALLY A SPOKE OF ENERGY IS CURRENTLY ROTATING INTO THE BASE OF THE TROUGH WHICH WILL KEEP THE SOUTHERN PORTION OF THE LOW OFFSHORE A BIT LONGER BEFORE IT PIVOTS ONSHORE AND MOVES INTO NV. THIS WILL LIKELY RESULT IN A LONGER DURATION OF PRECIPITATION OVER AZ INTO SUNDAY MORNING. HAVE INCREASED POPS/QPFS OVERNIGHT ESPECIALLY OVER THE HIGHER TERRAIN. FOR SUNDAY...THE CURRENT TROUGH FILLS AND HEADS EASTWARD. COOLER DAYTIME TEMPERATURES AND BREEZY CONDITIONS WILL CONTINUE. MODELS INDICATE WARMING TEMPS IN THE MID LEVELS TO STABILIZE AIRMASS...ALTHOUGH SOME SHOWERS WILL STILL LINGER IN EASTERN SECTIONS OF THE FORECAST AREA. FOR MONDAY AND MUCH OF NEXT WEEK IT APPEARS WARMER DAYTIME TEMPERATURES AND MAINLY CLEAR SKIES ARE IN STORE. THE ONLY EXCEPTION WILL BE A SLIGHT CHANCE OF SHOWERS AND PARTLY CLOUDY SKIES ALONG THE ARIZONA/NEW MEXICO BORDER ESPECIALLY TOWARD THE END OF THE WEEK. && .AVIATION...FOR THE 00Z PACKAGE...EXPECT SCT-NMRS SHRA AND TSRA WITH CIGS AOB 4K FT AGL MAINLY WEST OF A LINE FROM KPGA-KINW-KPAN THROUGH 02Z...THEN SPREADING EASTWARD TOWARD THE NEW MEXICO BORDER THROUGH THE EVENING AND OVERNIGHT. PRECIPITATION SHOULD TAPER OFF AFTER 06Z OVER MUCH OF COCONINO AND YAVAPAI COUNTIES...BUT AREAS OF MVFR CEILINGS WILL BE POSSIBLE THROUGH 13Z...ESPECIALLY OVER THE HIGHER TERRAIN AND EASTERN SECTIONS OF THE FORECAST AREA. WINDS WILL GENERALLY BE SOUTHERLY AT 10 TO 20 KT WITH GUSTS TO 35 KT THROUGH 02Z...WITH HIGHER GUSTS IN THE SHOWERS AND STORMS. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FGZ WATCHES/WARNINGS/ADVISORIES...SEVERE THUNDERSTORM WATCH UNTIL 800 PM MST YAVAPAI/GILA/SOUTHERN COCONINO COUNTIES. && STAUDENMAIER/JJ
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 200 PM MST SAT SEP 22 2007 AZZ004>018-037>040-230300- WESTERN MOGOLLON RIM-GRAND CANYON COUNTRY-YAVAPAI COUNTY MOUNTAINS- YAVAPAI COUNTY VALLEYS AND BASINS-OAK CREEK AND SYCAMORE CANYONS- MARBLE AND GLEN CANYONS-KAIBAB PLATEAU-COCONINO PLATEAU- NORTHEAST PLATEAU AND MESAS HWY 264 NORTHWARD- NORTHEAST PLATEAU AND MESAS SOUTH OF HWY 264- CHINLE VALLEY-CHUSKA MOUNTAINS AND DEFIANCE PLATEAU- BLACK MESA AREA-LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY- LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY- LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY- EASTERN MOGOLLON RIM-WHITE MOUNTAINS-NORTHERN GILA COUNTY- 200 PM MST SAT SEP 22 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR YAVAPAI...NORTHERN GILA...AND EXTREME SOUTHERN COCONINO COUNTIES UNTIL 8 PM MST. A LOW PRESSURE SYSTEM OFF THE COAST OF SOUTHERN CALIFORNIA WILL MOVE NORTHEASTWARD INTO SOUTHERN NEVADA OVERNIGHT. THIS WILL BRING PERIODS OF RAIN WITH EMBEDDED THUNDERSTORMS TO MUCH OF NORTHERN ARIZONA. RAIN AND THUNDERSTORMS HAVE ALREADY DEVELOPED IN YAVAPAI AND WESTERN COCONINO COUNTIES AND WILL SPREAD EASTWARD THROUGH THE DAY...REACHING THE EASTERN PORTIONS OF NORTHERN ARIZONA OVERNIGHT. SEVERE THUNDERSTORMS WITH DAMAGING WINDS...LARGE HAIL...AND EVEN ISOLATED TORNADOES WILL BE POSSIBLE THIS AFTERNOON AND EVENING ACROSS YAVAPAI...NORTHERN GILA...AND EXTREME SOUTHERN COCONINO COUNTIES THROUGH 800 PM MST. ELSEWHERE STORMS WITH HEAVY RAIN...BRIEF GUSTY WINDS...AND SMALL HAIL WILL BE THE MAIN THREAT TODAY AND THIS EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The Flagstaff radar (KFSX), 43 km away, was scanning. The volume nearest the first event began at 21:46 UTC.
1 hail. Local standard time, as filed.
Golf ball size (1.75 inches in diameter) hail reported along Highway 87 about nine miles south of Pine.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2007Every state in 2007This day in weather historyWarnings in Arizona, September 2007
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: 60277.