Alert archive / Arizona / Flash Flood Warnings in 1988

Flash Flood Warning 11, NWS Phoenix, AZ

August 27, 1988Mohave County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Aug 27, 1988, 10:48 AM MST for Mohave County, Arizona. It was in force for 117 min.

The area

The counties it named.

The facts

Issued: Aug 27, 1988, 10:48 AM MST (17:48 UTC)
Expired: Aug 27, 1988, 12:45 PM MST
In force: 117 min
Issued by: NWS Phoenix, AZ
Area: Whole counties

County Mohave County, AZ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Mercury/Desert R, NV (KDRA), launched 12:00Z, 5.8 hours before the alert went out and 226 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: 156 J/kg
Mixed-layer CIN: -163 J/kg
Mixed-layer LCL: 1291 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: -2 m²/s²
0-3 km storm-relative helicity: 43 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.

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.

In the hours before

Special weather statement, Aug 27, 5:54 AM MST, 4 hours 54 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
Aug 27, 10:48 AM MST	Flash Flood Warning	PSR	Yavapai	117 min
Aug 27, 1:58 PM MST	Flash Flood Warning	PSR	Maricopa	92 min
Aug 27, 1:58 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	92 min
Aug 27, 3:22 PM MST	Severe Thunderstorm Warning	PSR	Pinal	68 min
Aug 27, 3:25 PM MST	Flash Flood Warning	PSR	Gila	2 hr

Nearby

Flash Flood Warnings in Arizona, 1988 Every flash flood warning in 1988

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.