Alert archive / Arizona / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 101, NWS Flagstaff, AZ

September 3, 1996Gila County, Navajo County, Arizona

NWS Flagstaff, AZ issued this severe thunderstorm warning at Sep 3, 1996, 1:38 PM MST for Gila County, Navajo County, Arizona. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 3, 1996, 1:38 PM MST (20:38 UTC)
Expired: Sep 3, 1996, 2:10 PM MST
In force: 32 min
Issued by: NWS Flagstaff, AZ
Area: Whole counties

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 20:42 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

Tuscon, AZ (KTUS), launched 12:00Z, 8.6 hours before the alert went out and 272 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: 1155 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1425 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 50 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 2, 5:36 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	44 min
Sep 3, 1:18 PM MST	Severe Thunderstorm Warning	FGZ	Gila	42 min
Sep 3, 2:14 PM MST	Severe Thunderstorm Warning	FGZ	Gila	46 min
Sep 3, 2:42 PM MST	Severe Thunderstorm Warning	FGZ	Gila	48 min
Sep 3, 2:47 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	48 min
Sep 3, 3:11 PM MST	Flash Flood Warning	FGZ	Gila	94 min
Sep 3, 3:21 PM MST	Flash Flood Warning	FGZ	Yavapai	89 min
Sep 3, 3:32 PM MST	Severe Thunderstorm Warning	FGZ	Gila	43 min
Sep 3, 3:40 PM MST	Flash Flood Warning	FGZ	Yavapai	30 min
Sep 3, 3:40 PM MST	Severe Thunderstorm Warning	FGZ	Yavapai	30 min

Nearby

Severe Thunderstorm Warnings in Arizona, 1996 Every severe thunderstorm warning in 1996

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.