1 thunderstorm wind, 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 Flagstaff, AZ wrote its last area forecast discussion before the first event at Sep 7, 9:40 AM MST, 1 hour 35 minutes earlier.
NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
940 AM MST SAT SEP 07 2002
.SYNOPSIS...TROPICAL MOISTURE CONTINUES TO STREAM NORTHWARD OVER
ARIZONA IN ADVANCE OF A STRONG EASTERN PACIFIC TROUGH OF LOW
PRESSURE. EXPECT MOSTLY CLOUDY SKIES WITH PERIODS OF HEAVY SHOWERS
AND THUNDERSTORMS CONTINUING INTO TUESDAY.
.DISCUSSION...MOISTURE NOT A PROBLEM TODAY...AND EITHER IS DYNAMICS
AS NORTHERN ARIZONA WILL SIT IN THE RIGHT ENTRANCE REGION OF A 90
KNOT JET MOST OF THE DAY. LACK OF INSOLATION AND A RAIN-COOLED
BOUNDARY LAYER WILL NOT MATTER EITHER...AS CONVECTION ALREADY GOING
STRONG IN THE WEST AND CENTRAL ZONES. MODELS SHIFT UPPER DIV
ASSOCIATED WITH JET...AND THE NEXT JET SEEN OFFSHORE...OVER CENTRAL
ARIZONA THIS AFTERNOON AND KEEP IT THERE FOR AWHILE. THE BOTTOM LINE
IS RAIN...AND LOTS OF IT. STRONGER STORMS TODAY MAY PRODUCE STRONG
WINDS WITH 40 KNOTS IN THE MID-LEVELS...BUT RAIN AND SMALL HAIL WILL
BE THE BIGGEST PROBLEMS. FLASH FLOOD WATCH ALREADY OUT AND THE
TIMING AND LOCATIONS SEEM APPROPRIATE. CURRENT ZONES FEATURE STRONG
WORDING...AND EVERYTHING LOOKS GOOD FOR NOW. THIS PATTERN WILL
REMAIN INTACT AT LEAST THROUGH TUESDAY PER 12Z MODELS...SO STAY
TUNED. NO UPDATES NEEDED AT THIS TIME. PETERSON.
.FGZ...FFA NOON UNTIL MIDNIGHT FOR:
AZZ004>009-012-015-016-018-037-038.
.CODED TEMPERATURES/POPS FOR SELECTED CITIES IN NORTHERN ARIZONA
CITY TEMPERATURES HI/LO PROBABILITY OF PRECIP
TDY TON SUN MON TDY TON SUN MON
FLAGSTAFF 070/049 070/048 071/047 080 080 070 050 060 050
WINSLOW 081/060 080/058 081/057 070 080 060 040 050 050
PRESCOTT 079/058 079/057 080/056 080 080 060 040 050 050
PAGE 076/062 077/061 080/060 080 080 060 040 050 050
WINDOW ROCK 079/052 078/051 079/050 070 080 060 050 060 050
CANYON DE CHELLY 085/059 084/058 085/057 070 080 060 050 060 050
COTTONWOOD 090/066 090/065 091/064 080 080 060 040 050 050
GRAND CANYON 071/050 071/049 072/048 080 080 070 050 060 050
GREER 067/048 067/047 068/046 070 070 060 050 060 050
HEBER 075/052 075/051 076/050 080 080 060 050 060 050
JACOB LAKE 067/049 067/048 068/047 080 080 060 050 050 050
NAVAJO N.M. 077/058 076/057 077/056 070 080 060 050 060 050
PAYSON 083/058 083/057 084/056 080 080 050 060 050 050
SEDONA 087/065 087/064 088/063 080 080 060 040 050 050
SELIGMAN 082/051 082/050 083/049 060 060 050 030 040 040
SHOW LOW 076/058 076/057 077/056 070 070 060 050 060 050
ST. JOHNS 077/056 076/054 077/053 070 070 060 040 050 050
WUPATKI N.M. 083/062 082/060 083/059 080 080 060 050 060 050AZZ004>018-037>040-071930- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 930 AM MST SAT SEP 07 2002 ...FLASH FLOOD WATCH FOR MUCH OF NORTHERN AND CENTRAL ARIZONA FROM NOON TODAY THROUGH MIDNIGHT TONIGHT... ...WIDESPREAD HEAVY SHOWERS AND THUNDERSTORMS EXPECTED OVER MUCH OF THE FORECAST AREA TODAY... DEEP TROPICAL MOISTURE IS STILL ENTRENCHED OVER ARIZONA TODAY WITH SHOWERS AND THUNDERSTORMS ALREADY OCCURRING WEST OF FLAGSTAFF. MUCH OF THE WESTERN AND NORTHERN PORTIONS OF THE AREA RECEIVED OVER AN INCH OF RAIN OVERNIGHT...WITH SOME MINOR FLOODING REPORTED. STORMS TODAY WILL BE CAPABLE OF PRODUCING VERY HEAVY RAIN...DESPITE MOVING VERY QUICKLY TO THE NORTH-NORTHEAST. THE STRONGER STORMS TODAY WILL ALSO PRODUCE STRONG WIND GUSTS...AND MAINLY SMALL HAIL. THE BEST CHANCE FOR HEAVY RAIN TODAY WILL BE FROM THE MOGOLLON RIM WEST AND NORTH...WITH MORE SCATTERED ACTIVITY OVER THE LITTLE COLORADO RIVER VALLEY AND FAR EASTERN ARIZONA. RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE WITH THE HEAVIER RAIN TODAY OVER THE FLASH FLOOD WATCH AREAS...WITH ONE HALF AN INCH TO NEAR AN INCH OVER THE REMAINDER OF THE REGION. BURNED AREA RAIN OUTLOOK... RODEO-CHEDISKI BURN AREA...EXPECT SCATTERED SHOWERS AND THUNDERSTORMS TO DEVELOP AND MOVE NORTHEAST OVER THE BURN AREA. RAINFALL AMOUNTS OF UP TO AN INCH ARE POSSIBLE IN THE HEAVIER SHOWERS. FLOODING POTENTIAL OVER THE FIRE SITE IS LOW TO MODERATE TODAY. INDIAN BURN AREA...EXPECT NUMEROUS SHOWERS AND THUNDERSTORMS TO DEVELOP AND MOVE NORTHEAST OVER THE BURN AREA. RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE HEAVIER SHOWERS. FLOODING POTENTIAL IN THIS REGION IS MODERATE TODAY.
The Flagstaff radar (KFSX), 82 km away, was scanning. The volume nearest the first event began at 18:15 UTC.
1 thunderstorm wind. Local standard time, as filed.
Strong wind tore the awning off of a camper in Leupp. The wind was estimated at 50 to 60 MPH.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2002Every state in 2002This day in weather historyWarnings in Arizona, September 2002
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: 5320869.