1 flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 Aug 19, 3:00 PM MST, 0 minutes earlier.
NORTHERN ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
300 PM MST MON AUG 19 2002
.SYNOPSIS...MOISTURE WILL CONTINUE TO INCREASE THROUGH TOMORROW AS
SOUTHERLY FLOW DEVELOPS OVER THE STATE. SCATTERED SHOWER AND THUNDERSTORM
ACTIVITY WILL CONTINUE ACROSS THE AREA TUESDAY AND WEDNESDAY. DRIER
SOUTHWEST FLOW WILL DEVELOP BY THURSDAY...WITH A DRYING TREND SPREADING
FROM WEST TO EAST ACROSS THE STATE. BY NEXT WEEKEND...ALL OF NORTHERN
ARIZONA IS EXPECTED TO BE DRY WITH NEAR NORMAL TEMPERATURES.
.DISCUSSION...AFTERNOON CONVECTION CONTINUES TO FIRE ALONG THE
HIGHER TERRAIN...EXCEPT OVER YAVAPAI COUNTY WHERE SOME LOW LEVEL
COOL AIR AND CLOUD COVER HAS BEEN HARD TO OVERCOME. MAIN THREAT
THIS AFTERNOON HAS BEEN THE SLOW MOVEMENT OF THE STORMS CAUSING SOME
LOCALIZED HEAVY RAIN OVER THE RIM AND LCR VALLEY. SOME ISOLATED
STORMS HAVE ALSO FORMED OVER THE FAR NORTH AS LOW LEVEL MOISTURE
MOVED INTO THAT AREA THIS MORNING. REMNANTS OF LAST EVENINGS MCS
OVER SOUTHERN AZ NOW DRIFTING NORTHWESTWARD TOWARD SOUTHERN YAVAPAI
COUNTY...WITH A FEW LIGHTNING STRIKES. THIS MID LEVEL VORT MAX IS
FORECAST TO MOVE ACROSS CENTRAL AZ OVERNIGHT...CONTINUING THE RAIN
THREAT THROUGH THE NIGHT ACROSS THE SOUTHERN HALF OF OUR CWA (COUNTY
WARNING AREA).
SCATTERED THUNDERSTORMS EXPECTED AGAIN TUESDAY OVER ALL BUT THE FAR
NW CORNER OF THE CWA WHERE DRIER SOUTHWESTERLY FLOW START TO MOVE
IN. THIS IS DUE TO A TROUGH MOVING INTO THE PAC NW. WILL MENTION
SOME BREEZES OVER THE GRAND CANYON AND KAIBAB PLATEAU AREAS TUESDAY
AND WEDNESDAY AS GRADIENTS INCREASE AHEAD OF THE TROUGH.THIS TROUGH
IS FORECAST TO MOVE SOUTHWARD INTO NORTHERN NEVADA BY THURSDAY. THE
DRYING TREND WILL CONTINUE TO SPREAD FROM WEST TO EAST WEDNESDAY
THROUGH FRIDAY. WILL REMOVE MENTION OF PRECIP OVER THE NW CORNER OF
THE CWA WEDNESDAY AND ALL BUT THE SOUTHEAST 1/3 THURSDAY. BY THE
WEEKEND...LOOKS LIKE SOUTHWESTERLY FLOW WILL SCOUR OUT THE MOISTURE
OVER THE ENTIRE CWA...SO HAVE REMOVED WEEKEND POPS OVER THE WHITE
MOUNTAIN AREA. JOHNDROW
.FGZ...NONE.
.CODED TEMPERATURES/POPS FOR SELECTED CITIES IN NORTHERN ARIZONA
CITY TEMPERATURES LO/HI PROBABILITY OF PRECIP
TON TUE WED THU TON TUE WED THU
FLAGSTAFF 055/077 052/077 049/078 040 040 030 030 020 010
WINSLOW 065/088 064/088 061/089 040 040 040 020 020 010
PRESCOTT 063/084 061/084 059/084 030 030 030 020 020 010
PAGE 075/093 069/092 068/092 020 020 020 000 000 000
WINDOW ROCK 054/079 054/080 050/081 030 040 040 030 030 020
CANYON DE CHELLY 062/085 062/086 058/087 020 030 030 020 020 010
COTTONWOOD 071/095 069/095 067/095 030 020 020 020 020 010
GRAND CANYON 055/078 052/078 049/079 020 020 020 010 010 000
GREER 052/072 049/072 046/073 030 060 050 040 030 030
HEBER 057/082 054/082 051/083 030 040 040 030 030 020
JACOB LAKE 055/075 052/075 049/076 020 020 020 010 010 000
NAVAJO N.M. 059/079 059/080 055/081 020 030 030 020 020 010
PAYSON 064/088 062/088 060/088 020 030 030 030 020 020
SEDONA 069/092 067/092 065/092 030 020 020 020 020 010
SELIGMAN 056/087 054/087 052/087 020 020 020 020 020 000
SHOW LOW 063/082 060/082 057/083 030 040 040 030 030 020
ST. JOHNS 060/083 059/083 056/084 030 030 030 020 020 020
WUPATKI N.M. 066/090 065/090 062/091 030 040 040 020 020 010AZZ004>018-037>040-191930- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 910 AM MST MON AUG 19 2002 ...SCATTERED SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND EVENING OVER THE MOGOLLON RIM AND THE WHITE MOUNTAINS SOUTHWARD... DISCUSSION...MOISTURE HAS INCREASED OVERNIGHT SOUTH OF A LINE FROM THE GRAND CANYON TO WINDOW ROCK. THIS WILL LEAD TO A HIGHER COVERAGE OF THUNDERSTORMS TODAY FROM THE MOGOLLON RIM SOUTHWARD...INCLUDING YAVAPAI COUNTY. SOME STORMS SHOULD ALSO DRIFT INTO THE LITTLE COLORADO RIVER VALLEY LATER IN THE AFTERNOON. THE STORMS ARE EXPECTED TO MOVE SLOWLY TODAY...SO THE MAIN THREAT WILL BE LOCALIZED HEAVY RAINFALL. SMALL HAIL AND GUSTY WINDS WILL ALSO ACCOMPANY THE STRONGER STORMS. BURNED AREA RAIN OUTLOOK... SMALL AMOUNTS OF RAIN CAN CAUSE FLASH FLOODING IN BURNED OUT AREAS. THE CHANCE OF SIGNIFICANT PRECIPITATION OVER INDIAN BURN SITE IS LOW TODAY. THE CHANCE OF SIGNIFICANT PRECIPITATION OVER THE CHEDISKI-RODEO BURN SITE IS MODERATE TODAY. JOHNDROW
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Heavy rain, up to 2.50 inches, caused minor flooding in Doney Park. Water and rock debris were flowing 5 to 6 inches deep across a street. Water also caused undercut banks on roads, clogged culverts, and 1 1/2 feet of standing water.
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, August 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: 5317785.