Alert archive / Arizona / Flash Flood Warnings in 2021
Flash Flood Warning 4, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this flash flood warning at Jun 30, 2021, 12:39 PM MST for Yavapai County, Arizona. It was in force for 3 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
- Jun 30, 2021, 12:39 PM MST (19:39 UTC)
- Expired
- Jun 30, 2021, 3:45 PM MST
- In force
- 3 hr
- Issued by
- NWS Flagstaff, AZ
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Flood severity
- None
County Yavapai County, AZ
The radar
The Flagstaff radar (KFSX), 99 km from the middle of the area, began a volume at 19:41 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, 7.7 hours before the alert went out and 98 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.
- Mixed-layer CAPE
- 13 J/kg
- Mixed-layer CIN
- -125 J/kg
- Mixed-layer LCL
- 1530 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
923
WGUS55 KFGZ 301939
FFWFGZ
AZC025-302245-
/O.NEW.KFGZ.FF.W.0004.210630T1939Z-210630T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Flagstaff AZ
1239 PM MST Wed Jun 30 2021
The National Weather Service in Flagstaff has issued a
* Flash Flood Warning for...
The Goodwin Fire scar in...
Yavapai County in west central Arizona...
* Until 345 PM MST.
* At 1238 PM MST, Doppler radar indicated thunderstorms producing
heavy rain over the Goodwin Fire scar. Between 1 and 2.5 inches of
rain have fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Life-threatening flash flooding. Thunderstorms
producing flash flooding in and around the Goodwin
Fire scar.
SOURCE...Doppler radar.
IMPACT...Life-threatening flash flooding of areas in and around
the Goodwin Fire scar.
* Some locations that will experience flash flooding include...
Poland Junction and Mayer.
This includes the following highways...
State Route 69 between mile markers 268 and 280.
This includes the following streams and drainages...
Agua Fria River, Chaparral Gulch, Hackberry Creek, Little Wolf
Creek, Grapevine Creek, Lynx Creek, Wolf Creek and Big Bug Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn Around, Don't Drown! Flash flooding is occurring or imminent
and could affect roadways in Mayer near Big Bug Creek!
&&
LAT...LON 3452 11223 3447 11223 3444 11224 3438 11219
3436 11219 3436 11228 3436 11232 3445 11238
3452 11232
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
MCT2 follow-up statements
963
WGUS75 KFGZ 302115
FFSFGZ
Flash Flood Statement
National Weather Service Flagstaff AZ
215 PM MST Wed Jun 30 2021
AZC025-302245-
/O.CON.KFGZ.FF.W.0004.000000T0000Z-210630T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Yavapai AZ-
215 PM MST Wed Jun 30 2021
...FLASH FLOOD WARNING FOR THE GOODWIN FIRE SCAR REMAINS IN EFFECT
UNTIL 345 PM MST THIS AFTERNOON FOR YAVAPAI COUNTY...
At 214 PM MST, Doppler radar indicated heavy rain has moved out of
the area but light rain continues to fall over the Goodwin Fire
scar. Between 1 and 2.5 inches of rain have fallen. Flash flooding
is ongoing or expected to begin shortly.
HAZARD...Life-threatening flash flooding. Thunderstorms producing
flash flooding in and around the Goodwin Fire scar.
SOURCE...Doppler radar.
IMPACT...Life-threatening flash flooding of areas in and around
the Goodwin Fire scar.
Some locations that will experience flash flooding include...
Poland Junction and Mayer.
This includes the following highways...
State Route 69 between mile markers 268 and 280.
This includes the following streams and drainages...
Agua Fria River, Cedar Creek, Chaparral Gulch, Hackberry Creek,
Little Wolf Creek, Grapevine Creek, Lynx Creek, Wolf Creek and Big
Bug Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn Around, Don't Drown! Flash flooding is occurring or imminent
and could affect roadways in Mayer near Big Bug Creek!
&&
LAT...LON 3452 11223 3447 11223 3444 11224 3438 11219
3436 11219 3436 11228 3436 11232 3445 11238
3452 11232
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
MCT229
WGUS75 KFGZ 302242
FFSFGZ
Flash Flood Statement
National Weather Service Flagstaff AZ
342 PM MST Wed Jun 30 2021
AZC025-302252-
/O.EXP.KFGZ.FF.W.0004.000000T0000Z-210630T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Yavapai AZ-
342 PM MST Wed Jun 30 2021
...FLASH FLOOD WARNING FOR THE GOODWIN FIRE SCAR WILL EXPIRE AT 345
PM MST THIS AFTERNOON FOR YAVAPAI COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3452 11223 3447 11223 3444 11224 3438 11219
3436 11219 3436 11228 3436 11232 3445 11238
3452 11232
$$
MCTThe office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 11:54 AM MST | Areal Flood Advisory | FGZ | Yavapai | 4 hr |
| Jun 30, 12:23 PM MST | Special Weather Statement | FGZ | 52 min | |
| Jun 30, 12:47 PM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 28 min |
| Jun 30, 2:38 PM MST | Flash Flood Warning | FGZ | Gila, Yavapai | 2 hr |
| Jun 30, 3:20 PM MST | Areal Flood Advisory | FGZ | Gila | 3 hr |
Nearby
Flash Flood Warnings in Arizona, 2021Every flash flood warning in 2021
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.