Alert archive / Arizona / Special Weather Statements in 2025

Special Weather Statement, NWS Flagstaff, AZ

October 13, 2025

NWS Flagstaff, AZ issued this special weather statement at Oct 13, 2025, 2:42 PM MST. It was in force for 33 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: Oct 13, 2025, 2:42 PM MST (21:42 UTC)
Expired: Oct 13, 2025, 3:15 PM MST
In force: 33 min
Issued by: NWS Flagstaff, AZ
Hail: 0.50 in
Wind: 40

The radar

The Flagstaff radar (KFSX), 86 km from the middle of the area, began a volume at 21:42 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, 9.7 hours before the alert went out and 118 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: 56 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 660 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 156 m²/s²
0-3 km storm-relative helicity: 225 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Oct 13, 1:53 PM MST, 49 minutes earlier.

Area forecast discussion, Oct 13, 1:53 PM MST, 49 minutes before

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In the hours before

Special weather statement, Oct 13, 12:15 PM MST, 2 hours 27 minutes before

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Special weather statement, Oct 13, 1:01 PM MST, 1 hour 41 minutes before

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Special weather statement, Oct 13, 2:42 PM MST, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 12, 7:08 PM MST	Tornado Warning	FGZ	Coconino	37 min
Oct 13, 1:28 AM MST	Wind Advisory	FGZ	Apache, Coconino, Navajo, Yavapai	42 hr
Oct 13, 6:31 AM MST	Special Weather Statement	FGZ		29 min
Oct 13, 12:15 PM MST	Special Weather Statement	FGZ		30 min
Oct 13, 1:01 PM MST	Special Weather Statement	FGZ		29 min
Oct 13, 2:49 PM MST	Special Weather Statement	FGZ		26 min
Oct 13, 3:20 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	25 min
Oct 13, 3:42 PM MST	Severe Thunderstorm Warning	FGZ	Coconino, Yavapai	33 min

Nearby

Special Weather Statements in Arizona, 2025 Every special weather statement 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.