Alert archive / Arizona / Flash Flood Warnings in 2016

Flash Flood Warning 9, NWS Flagstaff, AZ

July 19, 2016Gila County, Arizona

NWS Flagstaff, AZ issued this flash flood warning at Jul 19, 2016, 1:09 PM MST for Gila County, Arizona. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 19, 2016, 1:09 PM MST (20:09 UTC)
Expired: Jul 19, 2016, 3:15 PM MST
In force: 2 hr
Issued by: NWS Flagstaff, AZ
Area: Storm-based polygon
Flood severity: None

County Gila County, AZ

The radar

The Flagstaff radar (KFSX), 76 km from the middle of the area, began a volume at 20:11 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.

The nearest sounding before it

Phoenix, AZ (KPSR), launched 12:00Z, 8.2 hours before the alert went out and 111 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 184 J/kg
Mixed-layer CIN: -262 J/kg
Mixed-layer LCL: 2155 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

816 
WGUS55 KFGZ 192009
FFWFGZ
AZC007-192215-
/O.NEW.KFGZ.FF.W.0009.160719T2009Z-160719T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
109 PM MST TUE JUL 19 2016

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL GILA COUNTY IN EAST CENTRAL ARIZONA...

* UNTIL 315 PM MST

* AT 108 PM MST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE NORTHERN PORTION OF THE JUNIPER FIRE SCAR.
  UP TO ONE INCH OF RAIN HAS ALREADY FALLEN. FLASH FLOODING IS
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  REYNOLDS CREEK GROUP CAMPGROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

HEAVY RAINFALL WILL LIKELY TRIGGER LIFE THREATENING FLASH FLOODS AND
DEBRIS FLOWS IN AND NEAR THE JUNIPER FIRE SCAR. SOME ROADWAYS WILL
BE INUNDATED OR WASHED OUT. RAPIDLY FLOWING WATER OR DEBRIS
ACCUMULATION MAY AFFECT HIGHWAY 288. LOCATIONS IMPACTED BY THIS
WARNING INCLUDE BUT ARE NOT LIMITED TO THE POCKET CREEK...WORKMAN
CREEK...AND REYNOLDS CREEK DRAINAGES AS WELL AS A LARGE PORTION OF
STATE HIGHWAY 288 SOUTH OF YOUNG.

&&

LAT...LON 3398 11091 3387 11087 3386 11099 3397 11098

$$

MOTTICE

2 follow-up statements

118 
WGUS75 KFGZ 192112
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
212 PM MST TUE JUL 19 2016

AZC007-192215-
/O.CON.KFGZ.FF.W.0009.000000T0000Z-160719T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILA AZ-
212 PM MST TUE JUL 19 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 PM MST FOR
CENTRAL GILA COUNTY...

AT 211 PM MST...RAINFALL HAS ENDED ACROSS THE WARNED AREA. HOWEVER,
FLASH FLOODING IS EXPECTED TO CONTINUE WITHIN THE NORTHERN HALF OF
THE JUNIPER FIRE SCAR.

EARLIER HEAVY RAINFALL WILL RESULT IN DEBRIS FLOW MOVING THROUGH THE
JUNIPER FIRE SCAR. THE DEBRIS FLOW CAN CONSIST OF
ROCK...MUD...VEGETATION AND OTHER LOOSE MATERIALS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
REYNOLDS CREEK GROUP CAMPGROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

HEAVY RAINFALL WILL LIKELY TRIGGER LIFE THREATENING FLASH FLOODS AND
DEBRIS FLOWS IN AND NEAR THE JUNIPER FIRE SCAR. SOME ROADWAYS WILL
BE INUNDATED OR WASHED OUT. RAPIDLY FLOWING WATER OR DEBRIS
ACCUMULATION MAY AFFECT HIGHWAY 288. LOCATIONS IMPACTED BY THIS
WARNING INCLUDE BUT ARE NOT LIMITED TO THE POCKET CREEK...WORKMAN
CREEK...AND REYNOLDS CREEK DRAINAGES AS WELL AS A LARGE PORTION OF
STATE HIGHWAY 288 SOUTH OF YOUNG.

&&

LAT...LON 3398 11091 3387 11087 3386 11099 3397 11098

$$

MOTTICE

434 
WGUS75 KFGZ 192210
FFSFGZ

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
310 PM MST TUE JUL 19 2016

AZC007-192220-
/O.EXP.KFGZ.FF.W.0009.000000T0000Z-160719T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILA AZ-
310 PM MST TUE JUL 19 2016

...THE FLASH FLOOD WARNING FOR CENTRAL GILA COUNTY WILL EXPIRE AT 315
PM MST...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3398 11091 3387 11087 3386 11099 3397 11098

$$

MOTTICE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 5:08 PM MST	Areal Flood Advisory	FGZ	Navajo	112 min
Jul 18, 5:29 PM MST	Special Weather Statement	FGZ	Apache	46 min
Jul 18, 6:09 PM MST	Areal Flood Advisory	FGZ	Yavapai	3 hr
Jul 18, 7:12 PM MST	Special Weather Statement	FGZ		33 min
Jul 19, 11:02 AM MST	Areal Flood Advisory	FGZ	Yavapai	3 hr
Jul 19, 11:33 AM MST	Areal Flood Advisory	FGZ	Yavapai	3 hr
Jul 19, 11:55 AM MST	Flash Flood Warning	FGZ	Yavapai	2 hr
Jul 19, 12:51 PM MST	Areal Flood Advisory	FGZ	Coconino	3 hr
Jul 19, 1:16 PM MST	Special Weather Statement	FGZ		44 min
Jul 19, 1:40 PM MST	Areal Flood Advisory	FGZ	Gila, Navajo	3 hr
Jul 19, 1:58 PM MST	Special Weather Statement	FGZ		32 min
Jul 19, 2:02 PM MST	Flash Flood Warning	FGZ	Gila, Navajo	4 hr
Jul 19, 3:21 PM MST	Areal Flood Advisory	FGZ	Coconino	3 hr
Jul 19, 4:00 PM MST	Flash Flood Warning	FGZ	Gila	3 hr

Nearby

Flash Flood Warnings in Arizona, 2016 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.