Alert archive / Arizona / Flash Flood Warnings in 2025

Flash Flood Warning 98, NWS Phoenix, AZ

October 12, 2025Gila County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Oct 12, 2025, 8:49 PM MST for Gila 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: Oct 12, 2025, 8:49 PM MST (03:49 UTC)
Expired: Oct 13, 2025, 12:00 AM MST
In force: 3 hr
Issued by: NWS Phoenix, AZ
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County Gila County, AZ

The radar

The Flagstaff radar (KFSX), 93 km from the middle of the area, began a volume at 03:48 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

Tuscon, AZ (KTUS), launched 00:00Z, 3.8 hours before the alert went out and 181 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: 285 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 1307 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -16 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.7

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 Phoenix, AZ wrote its last area forecast discussion before this flash flood warning went out at Oct 12, 6:12 PM MST, 2 hours 37 minutes earlier.

Area forecast discussion, Oct 12, 6:12 PM MST, 2 hours 37 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 13, 8:27 AM MST	Severe Thunderstorm Warning	PSR	La Paz	27 min
Oct 13, 8:52 AM MST	Severe Thunderstorm Warning	PSR	La Paz	38 min
Oct 13, 9:26 AM MST	Severe Thunderstorm Warning	PSR	La Paz	49 min
Oct 13, 9:49 AM MST	Areal Flood Advisory	PSR	La Paz	69 min
Oct 13, 10:58 AM MST	Areal Flood Warning	PSR	La Paz	62 min
Oct 13, 12:25 PM MST	Special Weather Statement	PSR	Maricopa	50 min
Oct 13, 12:49 PM MST	Severe Thunderstorm Warning	PSR	Maricopa, Pinal	41 min
Oct 13, 1:03 PM MST	Areal Flood Advisory	PSR	Maricopa, Pinal	3 hr
Oct 13, 1:10 PM MST	Flash Flood Warning Considerable damage threat	PSR	Maricopa, Pinal	3 hr
Oct 13, 1:27 PM MST	Flash Flood Warning Considerable damage threat	PSR	Maricopa	3 hr
Oct 13, 1:30 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	26 min
Oct 13, 1:44 PM MST	Special Weather Statement	PSR	Maricopa	46 min
Oct 13, 1:45 PM MST	Flash Flood Warning Considerable damage threat	PSR	Gila	5 hr
Oct 13, 2:12 PM MST	Areal Flood Advisory	PSR	Maricopa	3 hr
Oct 13, 2:14 PM MST	Areal Flood Advisory	PSR	Maricopa	5 hr
Oct 13, 2:19 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	26 min
Oct 13, 2:25 PM MST	Areal Flood Advisory	PSR	Pinal	3 hr
Oct 13, 3:04 PM MST	Flash Flood Warning Considerable damage threat	PSR	Gila	4 hr
Oct 13, 4:28 PM MST	Areal Flood Warning	PSR	Maricopa	92 min
Oct 13, 4:48 PM MST	Special Weather Statement	PSR		42 min
Oct 13, 4:57 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	48 min
Oct 13, 8:46 AM MST	Wind Advisory	PSR	Imperial	26 hr

Nearby

Flash Flood Warnings in Arizona, 2025 Every flash flood warning in 2025

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.