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WGUS65 KFGZ 200737
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URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1237 AM MST TUE OCT 20 2026
AZZ004>018-037>040-211300-
/O.NEW.KFGZ.FA.A.0011.261021T1200Z-261023T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KAIBAB PLATEAU-MARBLE AND GLEN CANYONS-GRAND CANYON COUNTRY-
COCONINO PLATEAU-YAVAPAI COUNTY MOUNTAINS-NORTHEAST PLATEAUS AND
MESAS HWY 264 NORTHWARD-CHINLE VALLEY-CHUSKA MOUNTAINS AND
DEFIANCE PLATEAU-LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY-
LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY-LITTLE COLORADO
RIVER VALLEY IN APACHE COUNTY-WESTERN MOGOLLON RIM-EASTERN
MOGOLLON RIM-WHITE MOUNTAINS-NORTHERN GILA COUNTY-YAVAPAI COUNTY
VALLEYS AND BASINS-OAK CREEK AND SYCAMORE CANYONS-BLACK MESA AREA-
NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264-
INCLUDING THE CITIES OF KAIBITO, VILLAGE OF OAK CREEK, SELIGMAN,
FREDONIA, WIDE RUINS, VALLE, ASH FORK, WINSLOW, KLAGETOH, LEES FERRY,
PRESCOTT, TUBA CITY, KAYENTA, BAGDAD, NAVAJO NATIONAL MONUMENT,
CHAMBERS, CROWN KING, SEDONA, SHOW LOW, GANADO, SNOWFLAKE, FOREST
LAKES, WINDOW ROCK, SPRINGERVILLE, GREER,
PINETOP-LAKESIDE, CORDES JUNCTION, JADITO, JACOB LAKE, HAPPY
JACK, STEAMBOAT CANYON, GRAND CANYON VILLAGE, MUNDS PARK, FORT
DEFIANCE, SHONTO, WUPATKI NATIONAL MONUMENT, TUSAYAN, CHINLE,
WILLIAMS, PAGE, KEAMS CANYON, HOLBROOK, SUPAI, DILKON, SANDERS,
PAYSON, KYKOTSMOVI, HEBER, STRAWBERRY, GRAND CANYON NORTH RIM,
YOUNG, ST. JOHNS, CANYON DE CHELLY, COTTONWOOD, CAMP VERDE, AND
FLAGSTAFF
1237 AM MST TUE OCT 20 2026 /137 AM MDT TUE OCT 20 2026/
...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY
EVENING...
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL IS POSSIBLE.
* WHERE...ALL OF NORTHERN AND CENTRAL ARIZONA.
* WHEN...FROM LATE TONIGHT THROUGH THURSDAY EVENING.
* IMPACTS...FLASH FLOODING WILL BE POSSIBLE IN CREEKS, NORMALLY DRY
WASHES, SWIMMING HOLES, AND OVER RECENTLY BURNED AREAS. LOW-WATER
CROSSINGS MAY BE FLOODED.
* ADDITIONAL DETAILS...
- AN UPPER-LEVEL TROUGH WILL BRING A DEEP SURGE OF SUBTROPICAL AND
TROPICAL MOISTURE INTO OUR REGION. SHOWERS AND THUNDERSTORMS WILL
DEVELOP ACROSS MUCH OF NORTHERN AND CENTRAL ARIZONA EARLY
WEDNESDAY MORNING AND CONTINUE THROUGH THURSDAY EVENING. STRONGER
THUNDERSTORMS WILL BRING THREATS OF FLASH FLOODING, WHILE MORE
PROLONGED RAINFALL COULD LEAD TO ELEVATED FLOW IN STREAMS,
RIVERS, AND WASHES.
- ADDITIONAL INFORMATION IS AVAILABLE AT WEATHER.GOV/FLAGSTAFF.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HAVE A WAY TO RECEIVE FLASH FLOOD WARNINGS AND BE PREPARED TO TAKE
ACTION SHOULD WARNINGS BE ISSUED.
LEWANDOWSKI
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