Alert archive / Arizona / Flash Flood Warnings in 2024

Flash Flood Warning 14, NWS Flagstaff, AZ

June 25, 2024Gila County, Navajo County, Arizona

NWS Flagstaff, AZ issued this flash flood warning at Jun 25, 2024, 4:07 PM MST for Gila County, Navajo 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 counties it named.

The facts

Issued: Jun 25, 2024, 4:07 PM MST (23:07 UTC)
Expired: Jun 25, 2024, 7:15 PM MST
In force: 3 hr
Issued by: NWS Flagstaff, AZ
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

Counties Gila County, AZ, Navajo County, AZ

The radar

The Flagstaff radar (KFSX), 58 km from the middle of the area, began a volume at 23:08 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, 11.1 hours before the alert went out and 133 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: 391 J/kg
Mixed-layer CIN: -108 J/kg
Mixed-layer LCL: 1284 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 5 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Flagstaff, AZ wrote its last area forecast discussion before this flash flood warning went out at Jun 25, 3:00 PM MST, 1 hour 7 minutes earlier.

Area forecast discussion, Jun 25, 3:00 PM MST, 1 hour 7 minutes before

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In the hours before

Local storm report, Jun 25, 10:35 AM MST, 5 hours 32 minutes before

Preliminary Local Storm Report
National Weather Service Flagstaff AZ
1035 AM MST Tue Jun 25 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0300 PM     Flash Flood      4 WSW Rough Rock        36.39N 109.93W
06/22/2024                   Apache             AZ   Public

            DELAYED REPORT from June 22. Report from
            from social media. Road from Rough Rock to
            Blackmesa washed out, with very large
            boulders blocking the road. Time estimated
            from radar data.

&&

BAK

Local storm report, Jun 25, 11:06 AM MST, 5 hours 1 minute before

Preliminary Local Storm Report
National Weather Service Flagstaff AZ
1106 AM MST Tue Jun 25 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0216 PM     Hail             4 SSE Tolikan (Sweetwat 36.80N 109.40W
06/21/2024  E1.25 Inch       Apache             AZ   Public

            DELAYED REPORT from June 21. Large hail
            broke windows in and around Immanuel Mission
            School. Time estimated from radar.

&&

BAK

Local storm report, Jun 25, 11:20 AM MST, 4 hours 47 minutes before

Preliminary Local Storm Report
National Weather Service Flagstaff AZ
1120 AM MST Tue Jun 25 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0235 PM     Flash Flood      1 ENE Tolikan (Sweetwat 36.86N 109.40W
06/21/2024                   Apache             AZ   Public

            DELAYED REPORT from June 21. Several dirt
            roads washed out and overtopped from flash
            floods in the area...locations not specific.
            Time estimated.

&&

BAK

Local storm report, Jun 25, 11:27 AM MST, 4 hours 40 minutes before

Preliminary Local Storm Report
National Weather Service Flagstaff AZ
1127 AM MST Tue Jun 25 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 PM     Tstm Wnd Dmg     4 SSE Tolikan (Sweetwat 36.80N 109.40W
06/21/2024                   Apache             AZ   Public

            DELAYED REPORT from June 21. Strong
            thunderstorm winds blew roofs from
            structures around Immanuel Mission.
            Windblown hail broke windows. Time estimated
            from radar.

&&

BAK

Local storm report, Jun 25, 1:35 PM MST, 2 hours 32 minutes before

Preliminary Local Storm Report
National Weather Service Flagstaff AZ
135 PM MST Tue Jun 25 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1250 PM     Hail             1 NNE Flagstaff Airport 35.16N 111.66W
06/25/2024  M0.25 Inch       Coconino           AZ   Public

            Report with photo received on Facebook.

&&

PTK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 5:05 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Coconino, Yavapai	6 hr
Jun 24, 6:20 PM MST	Special Weather Statement	FGZ		25 min
Jun 24, 6:47 PM MST	Special Weather Statement	FGZ		28 min
Jun 24, 7:44 PM MST	Special Weather Statement	FGZ	Yavapai	31 min
Jun 24, 8:06 PM MST	Areal Flood Advisory	FGZ	Yavapai	22 min
Jun 24, 8:28 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Yavapai	2 hr
Jun 25, 12:43 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Coconino	83 min
Jun 25, 1:04 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Coconino	2 hr
Jun 25, 1:29 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	31 min
Jun 25, 1:40 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Coconino, Yavapai	3 hr
Jun 25, 1:44 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	31 min
Jun 25, 2:42 PM MST	Severe Thunderstorm Warning	FGZ	Gila	31 min

Nearby

Flash Flood Warnings in Arizona, 2024 Every flash flood warning in 2024

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.