Alert archive / Arizona / Flash Flood Warnings in 1987
Flash Flood Warning 1, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Jun 6, 1987, 7:00 PM MST for Mohave County, Arizona. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 6, 1987, 7:00 PM MST (02:00 UTC)
- Expired
- Jun 6, 1987, 9:00 PM MST
- In force
- 2 hr
- 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 00:00Z, 2.0 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.
- Mixed-layer CAPE
- 7 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 2142 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPHX 070159 FFWPHX AZC015-070400- BULLETIN...EBS ACTIVATION REQUESTED FLASH FLOOD WARNING BULLETIN NATIONAL WEATHER SERVICE PHOENIX AZ 700 PM MST SAT JUN 6 1987 THE NATIONAL WEATHER SERVICE OFFICE IN PHOENIX HAS ISSUED A FLASH FLOOD WARNING UNTIL 900 PM MST SATURDAY FOR PEOPLE IN THE FOLLOWING COUNTY.. NORTHWEST ARIZONA..SOUTHEAST MOHAVE THE FLASH FLOOD WARNING IS FOR THE WICKIUP...CANE SPRINGS AREA OF SOUTHEAST MOHAVE COUNTY. IT INCLUDES CANE SPRINGS WASH. HEAVY THUNDERSTORMS OVER THE SOUTH END OF THE HUALAPAI MOUNTAINS HAVE CAUSED FLOODING IN SEVERAL WASHES THAT DRAIN EASTWARD TOWARD THE BIG SANDY RIVER NEAR WICKIUP. CANE SPRINGS WASH IS ONE OF THE WASHES REPORTED IN FLOOD. WATER HAS BEEN REPORTED AS MUCH AS 4 FEET DEEP IN SOME WASHES. PERSONS IN THE BIG SANDY VALLEY SHOULD AVOID WASHES AND PLACES KNOWN TO BE SUBJECT TO FLOODING. WATCH FOR RISING WATER IN THE BIG SANDY RIVER...WHICH MAY BE ENOUGH TO MAKE UNBRIDGED CROSSINGS IMPASSABLE. TENHARKEL JT 06/06/0200Z
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, Jun 6, 2:19 PM MST, 4 hours 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 215 PM MST SAT JUN 6 1987 VERY MOIST AND UNSTABLE AIR THAT MOVED INTO ARIZONA YESTERDAY AND THIS MORNING ALLOWED SHOWERS AND THUNDERSTORMS TO FORM OVER MOST OF THE STATE. MORE HEAVIER THUNDERSTORMS WERE DEVELOPING IN THE EARLY AFTERNOON IN SOUTHERN PINAL COUNTY. AT 2 PM RADAR DETECTED A SMALL..BUT VERY HEAVY THUNDERSTORM..WITH HAIL AND HEAVY RAIN JUST WEST OF I-10 IN SOUTHERN PINAL COUNTY..NEAR THE COUMMUNITY OF RED ROCK. IT WAS MOVING SLOWLY TO THE NORTH. PERSONS IN THE PICACHO--RED ROCK AREA SHOULD WATCH OUT FOR SUDDEN STRONG WINDS..HAIL..AND HEAVY RAIN DURING THIS AFTERNOON. SIPPLE
Special weather statement, Jun 6, 3:57 PM MST, 3 hours 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 355 PM MST SAT JUN 6 1987 ...STRONG THUNDERSTORMS IN SOUTHEAST AND NIRTHWEST ARIZONA... JUST BEFORE 4 PM MST...THERE WERE SEVERAL LARGE...INTENSE THUNDER STORMS ON RADAR. ONE WAS CENTERED IN SOUTHEAST PINAL COUNTY FROM ORACLE JUNCTION TO NEAR SAN MANUEL. ANOTHER WAS CENTERED OVER NORTHWEST COCHISE COUNTY...AND EXTENDED TO COVER MOST OF THAT COUNTY AS WELL AS PART OF SOUTHERN GRAHAM COUNTY. BOTH OF THESE STORMS WERE MOVING NORTHWARD AROUND 15 MPH. ANOTHER STRONG THUNDERSTORM WAS CENTERED OVER THE EAST END OF LAKE MEAD...AND EXTENDED SOUTHWARD ACROSS INTERSTATE 40 TO THE MOUNTAINS NORTHWEST OF PRESCOTT. IT WAS MOVING NORTHEAST AROUND 20 MPH. WEAKER THUNDERSTORMS WERE SCATTERED FROM THE TONTO BASIN ACROSS THE WHITE MOUNTAINS AND EASTERN RIM...INTO THE FOUR CORNERS REGION. SOME OF THE STRONGER THUNDERSTORMS MAY CAUSE HAIL AND STRONG WINDS ...AS WELL AS HEAVY RAIN. MOTORISTS SHOULD WATCH OUT FOR WATER IN DIPS AND WASHES. TENHARKEL
Special weather statement, Jun 6, 6:04 PM MST, 56 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 600 PM MST SAT JUN 6 1987 ...THUNDERSTORMS ON THE WEST SIDE OF PHOENIX... PHOENIX RADAR HAS BEEN TRACKING A THUNDERSTORM OVER RAINBOW VALLEY SOUTH OF BUCKEYE AND SOUTHWEST OF THE SIERRA ESTRELLA. IT HAS BEEN GROWING AND MOVING NORTHWARD AROUND 15 MPH. IT MAY CAUSE STRONG WINDS AND HEAVY RAIN OVER THE FAR WEST SIDE OF THE PHOENIX METRO AREA IN THE NEXT HOUR OR SO. THERE WERE NO STORiMS SOUTH OF THE CITY AT 6 PM...SO CHANCES FOR A THUNDERSTORM OVER THE CENTRAL AND EASTERN PARTS OF THE CITY ARE NOT AS GREAT...AT LEAST FOR THE MOMENT. IF ANY DEVELOP...ANOTHER STATEMENT WILL BE ISSUED. JT
Nearby
Flash Flood Warnings in Arizona, 1987Every flash flood warning in 1987
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.