Flash Flood Warning 5, NWS Flagstaff, AZ

Issued

Jan 12, 2005, 11:55 PM MST (06:55 UTC)

Expired

Jan 13, 2005, 5:00 AM MST

In force

5 hr

Issued by

NWS Flagstaff, AZ

Area

Counties, with a storm outline in the text

County Coconino County, AZ

The Cedar City radar (KICX), 157 km from the middle of the area, began a volume at 06:58 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

000 
WGUS55 KFGZ 130651
FFWFGZ
AZC005-131200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1155 PM MST WED JAN 12 2005

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS EXTENDED A

* FLASH FLOOD WARNING FOR...
  WEST CENTRAL COCONINO COUNTY IN NORTH CENTRAL ARIZONA

* UNTIL 500 AM MST

* AT 1145 PM MST...RIVER GAGE DATA IN THE SUPAI AREA INDICATED THAT
  THE WATER LEVELS IN CATARACT/HAVASU CREEK WERE STILL HIGH...AND
  CAUSING FLOODING.

LAW ENFORCEMENT OFFICIALS IN THE SUPAI AREA REPORT THAT THE WATER 
LEVEL HAS INCREASED SEVERAL INCHES FROM 8 PM MST THIS EVENING. THE 
WATER IN HAVASU CREEK IS NOW RUNNING OVER THE LAST REMAINING BRIDGE 
IN SUPAI.

EARLIER WEDNESDAY AFTERNOON...LAW ENFORCEMENT OFFICIALS REPORTED 
THAT TWO FOOT BRIDGES DOWNSTREAM FROM THE REMAINING BRIDGE HAD BEEN 
DESTROYED BY HIGH WATER. THE WATER AT THE REMAINING BRIDGE SITE IS 
ROUGHLY 12 FEET DEEP...WHICH IS AT LEAST 8 FEET HIGHER THAN NORMAL.

THERE IS A POSSIBILITY OF LOG AND STICK JAMS CAUSING LOCALIZED RAPID 
WATER RISES TONIGHT AS HIGH FLOW CONTINUES. 

ASIDE FROM ANY LOG JAMS...AS LONG AS THE WATER RUNS FREELY...LEVELS 
WILL SLOWLY DECREASE LATER TONIGHT AS TEMPERATURES COOL...AND THE 
UPSTREAM SUPPLY DECREASES.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS 
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT.

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
FLAGSTAFF.

LAT...LON 3612 11257 3632 11266 3626 11280 3610 11274

$$

NWS Flagstaff, AZ wrote its last area forecast discussion before this flash flood warning went out at Jan 12, 9:45 PM MST, 2 hours 10 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF
945 PM MST WED JAN 12 2005

.SYNOPSIS...WEAK HIGH PRESSURE WILL REMAIN OVER THE SOUTHWEST FOR
THE NEXT SEVERAL DAYS. MOISTURE CAUGHT IN THE WESTERLY FLOW ALOFT
WILL BRING SOME CLOUDS TO NORTHERN ARIZONA FROM TIME TO TIME...BUT
NO PRECIPITATION IS EXPECTED. TEMPERATURES WILL SLOWLY RETURN NORMAL
LEVELS BY THIS WEEKEND.

&&

.DISCUSSION...POORLY ORGANIZED HIGH PRESSURE WILL REMAIN ALONG THE
WEST COAST AND INTO THE SOUTHWEST FOR THE NEXT SEVERAL DAYS...MAYBE
EVEN A FEW WEEKS. A FEW WEAK MID LEVEL DISTURBANCES WILL BREAK
THROUGH THE RIDGE...ONE FRIDAY.,..AND ANOTHER SUNDAY OR MONDAY. AT
THIS TIME...IT LOOKS LIKE THE MAIN EFFECT FROM THESE WAVES WILL BE
SLIGHT COOLING...AND SOME MID LEVEL CLOUDS. NO SIGNIFICANT HGHT
FALLS OR MOISTURE ASSOCIATED WITH THESE...SO NO PRECIPITATION. SOME
RESIDUAL FLOODING CONCERNS ARE STILL PLAGUING THE SUPAI AREA...BUT
ALL OTHER AREAS ARE CONTINUING TO RECEDE...AND WE EXPECT NO FURTHER
ISSUES AFTER TONIGHT. ZONES LOOK FINE...NO UPDATES NEEDED.
PETERSON.

&&

.FGZ WATCHES/WARNINGS/ADVISORIES...NONE.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
700 AM MST WED JAN 12 2005

AZZ004>018-037>040-131400-
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-
700 AM MST WED JAN 12 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN
GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA.

.DAY ONE...TODAY

THE PACIFIC STORM THAT PRODUCED DAYS OF RAIN AND SNOW HAS EXITED TO
THE EAST...WITH ONLY A FEW LINGERING SHOWERS EXPECTED DURING THE DAY
TODAY. STREAM AND RIVER FLOWS REMAIN HIGH IN MANY LOCATIONS AND A FEW
LOCATIONS ON OAK CREEK AND VERDE RIVER ARE AT BANKFUL. SEE PRODUCT
PHXFLSFGZ FOR ADDITIONAL DETAILS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

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.

Flash Flood Warnings in Arizona, 2005Every flash flood warning in 2005

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.