Alert archive / Arizona / Flash Flood Warnings in 2016

Flash Flood Warning 21, NWS Flagstaff, AZ

July 29, 2016Yavapai County, Arizona

NWS Flagstaff, AZ issued this flash flood warning at Jul 29, 2016, 7:04 PM MST for Yavapai County, Arizona. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 29, 2016, 7:04 PM MST (02:04 UTC)
Expired
Jul 29, 2016, 10:00 PM MST
In force
3 hr
Issued by
NWS Flagstaff, AZ
Area
Storm-based polygon
Flood severity
None

County Yavapai County, AZ

The radar

The Flagstaff radar (KFSX), 88 km from the middle of the area, began a volume at 02:04 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.

What was reported inside it

TimeReportWhereRemark
Jul 29, 7:30 PM MSTFLASH FLOOD3 Ese Cordes Junction, AZAGUA FRIA RIVER ROSE 6.5 FT IN LESS THAN 15 MINUTES

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Phoenix, AZ (KPSR), launched 00:00Z, 2.1 hours before the alert went out and 95 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Phoenix, AZ at 00:00Z on 2016-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 277 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phoenix, AZ at 00:00Z on 2016-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
277 J/kg
Mixed-layer CIN
-241 J/kg
Mixed-layer LCL
3318 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

302 
WGUS55 KFGZ 300204
FFWFGZ
AZC025-300500-
/O.NEW.KFGZ.FF.W.0021.160730T0204Z-160730T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
704 PM MST FRI JUL 29 2016

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL YAVAPAI COUNTY IN WEST CENTRAL ARIZONA...

* UNTIL 1000 PM MST

* AT 700 PM MST...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
  THUNDERSTORMS PRODUCING HEAVY RAIN FROM CORDES JUNCTION SOUTHWARD
  TO BLACK CANYON CITY. ONE RAIN GAUGE NEAR CORDES JUNCTION REPORTED
  AROUND 2 INCHES OF RAINFALL IN ONE HOUR. EXPECT INCREASED FLOW
  THROUGH STREAMS AND DRAINAGES IN THE AREA. MUCH OF THE RUNOFF WILL
  FLOW INTO THE AQUA FRIA RIVER.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CORDES JUNCTION...BUMBLE BEE...SPRING VALLEY...BLACK CANYON CITY...
  CORDES LAKES AND CORDES.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...BLACK
CANYON...SYCAMORE CREEK...AGUA FRIA RIVER....AND BIG BUG CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3443 11197 3406 11208 3406 11220 3443 11223

$$
RR
4 follow-up statements
330 
WGUS75 KFGZ 300240
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
740 PM MST FRI JUL 29 2016

AZC025-300500-
/O.CON.KFGZ.FF.W.0021.000000T0000Z-160730T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YAVAPAI AZ-
740 PM MST FRI JUL 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM MST FOR
SOUTH CENTRAL YAVAPAI COUNTY...

AT 733 PM MST...DOPPLER RADAR INDICATES THUNDERSTORMS WITH HEAVY
RAIN FROM CORDES...TO BUMBLE BEE...TO BLACK CANYON CITY. RAINFALL
AMOUNTS OF 1 TO 2 INCHES WITH LOCALLY HIGHER AMOUNTS HAVE FALLEN IN
SOME AREAS INCLUDING CORDES AND CORDES JUNCTION. FLASH FLOODING IS
OCCURRING ALONG PORTIONS OF INTERSTATE 17 AND NEAR CORDES JUNCTION.
RAPID RISES AND FLOODING ARE EXPECTED ALONG THE AGUA FRIA RIVER.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CORDES JUNCTION...BUMBLE BEE...SPRING VALLEY...BLACK CANYON CITY...
CORDES LAKES AND CORDES.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...NORTH FORK ROCK
CREEK...HACKBERRY CREEK...SLATE CREEK...ANTELOPE CREEK...INDIAN
CREEK...DRY CREEK...CASTLE CREEK...ROCK CREEK...BADGER SPRING
WASH...BLACK CANYON CREEK...TANK CREEK...SYCAMORE CREEK...TURKEY
CREEK...LITTLE ASH CREEK...BRUSHY WASH...ASH CREEK...AGUA FRIA
RIVER...YARBER WASH...BIG BUG CREEK AND BISHOP CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3443 11197 3406 11208 3406 11220 3443 11223

$$
JJ
429 
WGUS75 KFGZ 300417
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
917 PM MST FRI JUL 29 2016

AZC025-300500-
/O.CON.KFGZ.FF.W.0021.000000T0000Z-160730T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YAVAPAI AZ-
917 PM MST FRI JUL 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM MST FOR
SOUTH CENTRAL YAVAPAI COUNTY...

AT 911 PM MST...HEAVY RIN HAS MOVED SOUTH OF THE WARNING
AREA...INCLUDING CORDES JUNCTION...BUMBLE BEE AND BLACK CANYON CITY.

HEAVY RAIN FROM EARLIER THIS EVENING CONTINUES TO CAUSE INCREASED
FLOW IN AREA STREAMS AND WASHES. AGUA FRIA RIVER JUST SOUTHEAST OF
CORDES JUNCTION ROSE 6 FEET IN A FEW MINUTES AROUND 730 PM...AND
THIS FLOOD WAVE WILL CONTINUE MOVING SOUTH THIS EVENING...AVOID THE
AGUA FRIA RIVER SOUTH OF CORDES JUNCTION. PLEASE USE CAUTION AROUND
STREAMS AND WASHES THIS EVENING...TURN AROUND DON'T DROWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3443 11197 3406 11208 3406 11220 3443 11223

$$
JJ
693 
WGUS75 KFGZ 300422 CCA
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
922 PM MST FRI JUL 29 2016

AZC025-300500-
/O.COR.KFGZ.FF.W.0021.000000T0000Z-160730T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YAVAPAI AZ-
922 PM MST FRI JUL 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM MST FOR
SOUTH CENTRAL YAVAPAI COUNTY... 

AT 911 PM MST...HEAVY RAIN HAS MOVED SOUTH OF THE WARNING
AREA...INCLUDING CORDES JUNCTION...BUMBLE BEE AND BLACK CANYON CITY.

HEAVY RAIN FROM EARLIER THIS EVENING CONTINUES TO CAUSE INCREASED
FLOW IN AREA STREAMS AND WASHES. AGUA FRIA RIVER JUST SOUTHEAST OF
CORDES JUNCTION ROSE 6 FEET IN A FEW MINUTES AROUND 730 PM...AND
THIS FLOOD WAVE WILL CONTINUE MOVING SOUTH THIS EVENING...AVOID THE
AGUA FRIA RIVER SOUTH OF CORDES JUNCTION. PLEASE USE CAUTION AROUND
STREAMS AND WASHES THIS EVENING...TURN AROUND DON'T DROWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST
FLOOD DEATHS OCCUR IN VEHICLES.

LAT...LON 3443 11197 3406 11208 3406 11220 3443 11223

$$
JJ
239 
WGUS75 KFGZ 300501
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1001 PM MST FRI JUL 29 2016

AZC025-300505-
/O.EXP.KFGZ.FF.W.0021.000000T0000Z-160730T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
YAVAPAI AZ-
1001 PM MST FRI JUL 29 2016

...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL YAVAPAI COUNTY WILL
EXPIRE AT 1000 PM MST...

THE HEAVY RAIN HAS ENDED OVER THE WARNING AREA...GENERALLY FROM
CORDES JUNCTION SOUTH ALONG THE AGUA FRIA RIVER TO NEAR BLACK CANYON
CITY. FLOODING ALONG INTERSTATE 17 HAS ENDED AND ROAD CREWS HAVE
CLEARED DEBRIS. RISES IN WATER LEVELS ALONG THE AGUA FRIA RIVER
SOUTH OF CORDES JUNCTION WILL CONTINUE OVERNIGHT...BUT SHOULD
GRADUALLY DIMINISH.

LAT...LON 3443 11197 3406 11208 3406 11220 3443 11223

$$
JJ

The office that day

Everything else NWS Flagstaff, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 29, 5:02 PM MSTSevere Thunderstorm WarningFGZYavapai13 min
Jul 29, 5:04 PM MSTSevere Thunderstorm WarningFGZGila41 min
Jul 29, 5:05 PM MSTFlash Flood WarningFGZGila115 min
Jul 29, 5:20 PM MSTSevere Thunderstorm WarningFGZCoconino, Gila, Yavapai25 min
Jul 29, 5:32 PM MSTAreal Flood AdvisoryFGZGila118 min
Jul 29, 5:35 PM MSTSpecial Weather StatementFGZYavapai25 min
Jul 29, 5:48 PM MSTSevere Thunderstorm WarningFGZGila, Yavapai42 min
Jul 29, 5:52 PM MSTSevere Thunderstorm WarningFGZYavapai23 min
Jul 29, 6:14 PM MSTSevere Thunderstorm WarningFGZYavapai31 min
Jul 29, 6:21 PM MSTAreal Flood AdvisoryFGZYavapai3 hr
Jul 29, 6:29 PM MSTSevere Thunderstorm WarningFGZYavapai46 min
Jul 29, 9:36 PM MSTAreal Flood AdvisoryFGZYavapai114 min
Jul 29, 11:40 PM MSTSpecial Weather StatementFGZ35 min
Jul 30, 1:33 PM MSTSevere Thunderstorm WarningFGZCoconino, Navajo27 min
Jul 30, 2:01 PM MSTSevere Thunderstorm WarningFGZCoconino, Navajo29 min
Jul 30, 2:39 PM MSTFlash Flood WarningFGZCoconino, Navajo3 hr
Jul 30, 3:31 PM MSTSpecial Weather StatementFGZYavapai29 min
Jul 30, 4:22 PM MSTAreal Flood AdvisoryFGZYavapai113 min

Nearby

Flash Flood Warnings in Arizona, 2016Every flash flood warning in 2016

Sources

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