Several reports of a funnel cloud were received near where an outflow interacted with a light rain shower.
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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.
Several reports of a funnel cloud were received near where an outflow interacted with a light rain shower.
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 19, 9:38 AM MST, 2 hours 27 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FLAGSTAFF AZ 938 AM MST SAT SEP 19 2009 .SYNOPSIS...ANOTHER ROUND OF WIDELY SCATTERED SHOWERS AND THUNDERSTORMS IS EXPECTED TODAY AS MOISTURE REMAINS ACROSS THE REGION. DRIER AIR WILL MOVE INTO THE STATE EARLY NEXT WEEK AS HIGH PRESSURE BUILDS TO OUR NORTH. COOLER CONDITIONS UNDER BREEZY NORTHEAST FLOW WILL PERSIST INTO MIDWEEK. && .DISCUSSION...A FEW SHOWERS...MAINLY IN APACHE COUNTY ARE ALREADY UNDER WAY THIS MORNING ACROSS NORTHERN ARIZONA. LOOK FOR THESE STORMS TO BECOME A BIT MORE NUMEROUS AS WE HEAD INTO THE AFTERNOON. TEMPS TODAY WILL BE NEAR DAILY NORMS. CURRENT FORECAST ZONES/GRIDS SEEM TO REPRESENT THIS SHORT-TERM SCENARIO WELL...WITH NO MAJOR UPDATES PLANNED. && .PREV DISCUSSION /355 AM MST/...A WEAK TROUGH MOVING ACROSS THE PACIFIC RIDGE WILL INDUCE SOUTHWESTERLY FLOW TODAY. THIS WILL KEEP JUST ENOUGH MOISTURE ACROSS THE REGION FOR CONTINUED ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS. THE BEST CHANCE WILL BE SOUTHEAST OF FLAGSTAFF WHERE COLDER TEMPERATURES ALOFT STILL LINGER FROM A WEAK UPPER LOW NOW OVER NEW MEXICO. BY SUNDAY...THE PACIFIC RIDGE WILL MOVE INTO THE GREAT BASIN...WITH WARMER AND DRIER CONDITIONS OVER ARIZONA. EARLY NEXT WEEK...A STRONGER S/WV MOVING AROUND THE RIDGE AND DOWN THE FRONT RANGE WILL PUSH A DRY COLD FRONT AND GUSTY NORTHEAST WINDS INTO THE STATE. MOST MODELS KEEP THIS WAVE EAST OF ARIZONA AS IT CUTS OFF...BUT THE GFS RETROGRADES THIS LOW INTO ARIZONA. THIS SEEMS LIKE AN UNLIKELY SCENARIO FOR NOW. WE WILL KEEP THE FORECAST ON THE COOL SIDE WITH DAILY NORTHEAST WINDS...BUT WILL KEEP POPS OUT OF THE PICTURE. && .AVIATION...FOR THE 18Z PACKAGE...ISOLD-SCT SHRA/TSRA WILL DEVELOP BTWN 18-22Z WITH ACTIVITY DIMINISHING 02-04Z. LCL MVFR PSBL IN THE STRONGEST STORMS. AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS. && .FGZ WATCHES/WARNINGS/ADVISORIES...NONE. && PUBLIC.......................KD AVIATION/FIRE WEATHER........DB VISIT WEATHER.GOV/FLAGSTAFF FOR NORTHERN ARIZONA WEATHER INFORMATION.
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 942 AM MST SAT SEP 19 2009 AZZ004>018-037>040-200700- 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- 942 AM MST SAT SEP 19 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA. .DAY ONE...TODAY ENOUGH MOISTURE AND INSTABILITY WILL LINGER ACROSS NORTHERN ARIZONA FOR WIDELY SCATTERED THUNDERSTORMS TO DEVELOP TODAY AND CONTINUE INTO TONIGHT. THE BEST CHANCES OF STORMS WILL BE FOR HIGHER TERRAIN LOCATIONS SOUTHEAST OF A LINE FROM FLAGSTAFF TO WINDOW ROCK...INCLUDING THE WHITE MOUNTAINS. .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), 78 km away, was scanning. The volume nearest the first event began at 19:03 UTC.
1 funnel cloud. Local standard time, as filed.
An off duty NWS employee and members of the general public reported possible funnel cloud over Flagstaff.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2009Every state in 2009This day in weather historyWarnings in Arizona, September 2009
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: 197181.