Alert archive / Arizona / Flash Flood Warnings in 2016

Flash Flood Warning 3, NWS Flagstaff, AZ

June 29, 2016Coconino County, Gila County, Arizona

NWS Flagstaff, AZ issued this flash flood warning at Jun 29, 2016, 4:54 PM MST for Coconino County, Gila County, Arizona. It was in force for 111 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 29, 2016, 4:54 PM MST (23:54 UTC)
Expired
Jun 29, 2016, 6:45 PM MST
In force
111 min
Issued by
NWS Flagstaff, AZ
Area
Storm-based polygon
Flood severity
None

Counties Coconino County, AZ, Gila County, AZ

The radar

The Flagstaff radar (KFSX), 21 km from the middle of the area, began a volume at 23:53 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

Flgstf/Belemont, AZ (KFGZ), launched 12:00Z, 11.9 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-pSkew-T log-p diagram, Flgstf/Belemont, AZ at 12:00Z on 2016-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Flgstf/Belemont, AZ at 12:00Z on 2016-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.193958Sfc1 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
13 J/kg
Mixed-layer CIN
-269 J/kg
Mixed-layer LCL
2095 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

634 
WGUS55 KFGZ 292354
FFWFGZ
AZC005-007-300145-
/O.NEW.KFGZ.FF.W.0003.160629T2354Z-160630T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
454 PM MST WED JUN 29 2016

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN GILA COUNTY IN EAST CENTRAL ARIZONA...
  SOUTHEASTERN COCONINO COUNTY IN NORTH CENTRAL ARIZONA...

* UNTIL 645 PM MST

* AT 446 PM MST...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  VERY HEAVY RAIN NORTH OF 4 TO 7 MILES NORTH OF KOHLS RANCH UP ON
  THE MOGOLLON RIM. FLASH FLOODING IS EXPECTED.

* FLASH FLOODING WILL REMAIN OVER MAINLY RURAL AREAS EFFECTING
  FOREST SERVICE ROADS AND CAMPERS CAMPING OUT IN THIS AREA OF
  NORTHWESTERN GILA AND SOUTHEASTERN COCONINO COUNTIES.

ADDITIONAL RAINFALL AMOUNTS OF 1.0 INCHES ARE POSSIBLE IN THE WARNED
AREA.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...WILLOW CREEK...
WEST CHEVELON CANYON AND TURKEY CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUT IN THIS AREA SEEK SAFE SHELTER AND WAIT UNTIL
THE FLOODING RECEDES. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS...IT
IS NOT ONLY THE DEPTH OF THE WATER TO BE CONCERNED ABOUT BUT RAPIDLY
FLOWING WATER HAS A LOT OF FORCE BEHIND IT.

&&

LAT...LON 3453 11093 3436 11101 3439 11111 3453 11102
      3454 11098

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 5:15 PM MSTFlash Flood WarningFGZGila3 hr
Jun 28, 5:21 PM MSTSevere Thunderstorm WarningFGZGila24 min
Jun 29, 12:27 PM MSTSpecial Weather StatementFGZYavapai33 min
Jun 29, 12:48 PM MSTSpecial Weather StatementFGZ27 min
Jun 29, 1:06 PM MSTSpecial Weather StatementFGZ39 min
Jun 29, 1:15 PM MSTFlash Flood WarningFGZYavapai3 hr
Jun 29, 1:31 PM MSTSpecial Weather StatementFGZ44 min
Jun 29, 1:34 PM MSTSpecial Weather StatementFGZ26 min
Jun 29, 2:31 PM MSTSevere Thunderstorm WarningFGZYavapai29 min
Jun 29, 2:57 PM MSTSevere Thunderstorm WarningFGZYavapai18 min
Jun 29, 3:30 PM MSTSpecial Weather StatementFGZ30 min
Jun 29, 4:03 PM MSTAreal Flood AdvisoryFGZCoconino, Gila, Navajo3 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.