Alert archive / Arizona / Flash Flood Warnings in 1995
Flash Flood Warning 20, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Aug 10, 1995, 6:14 PM MST for Pinal County, Arizona. It was in force for 71 min.
The area
The counties it named.
The facts
- Issued
- Aug 10, 1995, 6:14 PM MST (01:14 UTC)
- Expired
- Aug 10, 1995, 7:25 PM MST
- In force
- 71 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County Pinal County, AZ
The radar
The Phoenix radar (KIWA), 52 km from the middle of the area, began a volume at 01:16 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, 1.2 hours before the alert went out and 92 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
- 922 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 2958 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 84 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 110114
FFWPHX
AZC021-110225-
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
614 PM MST THU AUG 10 1995
THE NATIONAL WEATHER SERVICE IN PHOENIX AZ HAS ISSUED A SEVERE
THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 725 PM MST FOR
PEOPLE IN THE FOLLOWING LOCATIONS...
IN SOUTH-CENTRAL ARIZONA
...SOUTHWESTERN PINAL COUNTY
INCLUDING CASA GRANDE...ARIZONA CITY...AND ELOY
AT 610 PM A LINE OF STRONG TO SEVERE THUNDERSTORMS EXTENDED FROM 5
MILES EAST OF CASA GRANDE SOUTH TO THE PINAL-PIMA COUNTY LINE.
INDIVIDUAL STORMS WERE MOVING TO THE NORTH AT 10 MILES PER HOUR.
THESE STORMS HAVE HAD A HISTORY OF PRODUCING RAINFALL WELL IN EXCESS
OF ONE INCH IN ONE HOUR OVER FAR NORTH PIMA COUNTY.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 57 MPH,
DEADLY LIGHTNING, AND VERY HEAVY RAIN. BE AWARE OF THE DANGER OF
LOCAL FLOODING CAUSED BY THUNDERSTORM RAINS. WIND DRIVEN DUST OR SAND
MAY REDUCE VISIBILITIES TO NEAR ZERO AT TIMES.
GREENWhat 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 10, 3:25 PM MST, 2 hours 49 minutes before
AZZ005-004-008-009-010-110000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 325 PM MST THU AUG 10 1995 ...THUNDERSTORMS OVER THE HIGH COUNTRY OF CENTRAL AND SOUTHEASTERN ARIZONA... AT 320 PM PHOENIX DOPPLER RADAR DETECTED WIDELY SCATTERED THUNDERSTORMS OVER THE HIGHER TERRAIN OF CENTRAL AND SOUTHEASTERN ARIZONA. STRONGEST STORMS WERE 10 MILES NORTH OF MIAMI IN SOUTH- CENTRAL GILA COUNTY...SEVEN MILES SOUTHWEST OF SHOW LOW IN NAVAJO COUNTY...15 MILES SOUTH-SOUTHEAST OF WINSLOW IN SOUTHERN NAVAJO COUNTY...AND JUST EAST OF INTERSTATE 17 BETWEEN CAMP VERDE AND LAKE MONTEZUMA IN FAR NORTHEAST YAVAPAI COUNTY. IN SOUTHEAST ARIZONA...STRONG STORMS WERE JUST BEGINNING TO ENTER FAR SOUTHEAST PINAL COUNTY. INDIVIDUAL STORMS OVER SOUTH-CENTRAL ARIZONA WERE MOVING TOWARD THE NORTH-NORTHWEST AT 10 MILES PER HOUR...WHILE STORMS OVER THE CENTRAL MOUNTAINS WERE MOVING TO THE NORTH AT 5 MILES PER HOUR. STORMS WILL PRODUCE LIGHTNING...GUSTY WINDS...AND BRIEF HEAVY RAIN. HOLDER
Special weather statement, Aug 10, 3:26 PM MST, 2 hours 48 minutes before
AZZ005-004-008-009-010-110000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 325 PM MST THU AUG 10 1995 ...THUNDERSTORMS OVER THE HIGH COUNTRY OF CENTRAL AND SOUTHEASTERN ARIZONA... AT 320 PM PHOENIX DOPPLER RADAR DETECTED WIDELY SCATTERED THUNDERSTORMS OVER THE HIGHER TERRAIN OF CENTRAL AND SOUTHEASTERN ARIZONA. STRONGEST STORMS WERE 10 MILES NORTH OF MIAMI IN SOUTH- CENTRAL GILA COUNTY...SEVEN MILES SOUTHWEST OF SHOW LOW IN NAVAJO COUNTY...15 MILES SOUTH-SOUTHEAST OF WINSLOW IN SOUTHERN NAVAJO COUNTY...AND JUST EAST OF INTERSTATE 17 BETWEEN CAMP VERDE AND LAKE MONTEZUMA IN FAR NORTHEAST YAVAPAI COUNTY. IN SOUTHEAST ARIZONA...STRONG STORMS WERE JUST BEGINNING TO ENTER FAR SOUTHEAST PINAL COUNTY. INDIVIDUAL STORMS OVER SOUTH-CENTRAL ARIZONA WERE MOVING TOWARD THE NORTH-NORTHWEST AT 10 MILES PER HOUR...WHILE STORMS OVER THE CENTRAL MOUNTAINS WERE MOVING TO THE NORTH AT 5 MILES PER HOUR. STORMS WILL PRODUCE LIGHTNING...GUSTY WINDS...AND BRIEF HEAVY RAIN. HOLDER
Special weather statement, Aug 10, 5:00 PM MST, 1 hour 14 minutes before
AZZALL-110030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 500 PM MST THU AUG 10 1995 ...WIDELY SCATTERED THUNDERSTORMS OVER NORTHERN AND CENTRAL ARIZONA... ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF SOUTH- CENTRAL ARIZONA UNTIL 10 PM MOUNTAIN STANDARD TIME... AT 455 PM PHOENIX DOPPLER RADAR DETECTED WIDELY SCATTERED THUNDERSTORMS OVER PORTIONS OF NORTHERN AND CENTRAL ARIZONA. THE STRONGEST STORM WAS CENTERED OVER INTERSTATE 40 ABOUT 25 MILES EAST OF FLAGSTAFF IN SOUTHEAST COCONINO COUNTY. OTHER STORMS WERE BETWEEN WILLIAMS AND FLAGSTAFF...AND OVER EXTREME NORTHERN ARIZONA IN THE VICINITY OF THE GLEN CANYON NATIONAL RECREATION AREA. PAGE REPORTED OVER FOUR-TENTHS OF AN INCH OF RAIN SINCE 345 PM ALONG WITH WIND GUSTS TO AROUND 40 MILES PER HOUR AROUND 4 PM. STORMS WERE ALSO SCATTERED ALONG THE MOGOLLON RIM. THE STRONGEST STORM ALONG THE RIM WAS LOCATED 15 MILES EAST OF PAYSON IN GILA COUNTY. INDIVIDUAL STORMS WERE MOVING TO THE NORTH AT 10 MILES PER HOUR. THE MORE INTENSE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...BRIEF HEAVY RAIN...AND LIGHTNING. NO THUNDERSTORMS WERE OCCURRING OVER MARICOPA...PINAL...OR WESTERN GRAHAM COUNTIES AS OF 5 PM...BUT A SEVERE THUNDERSTORM WATCH ISSUED BY THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MISSOURI CONTINUES IN EFFECT FOR THESE COUNTIES UNTIL 10 PM MOUNTAIN STANDARD TIME. THE WATCH INDICATES THAT CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF STRONG...POSSIBLY SEVERE...THUNDERSTORMS. PERSONS IN THESE COUNTIES SHOULD KEEP AN EYE ON THE SKY...AS THUNDERSTORMS CAN DEVELOP RAPIDLY. GREEN
Special weather statement, Aug 10, 5:01 PM MST, 1 hour 13 minutes before
AZZALL-110030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 500 PM MST THU AUG 10 1995 ...WIDELY SCATTERED THUNDERSTORMS OVER NORTHERN AND CENTRAL ARIZONA... ...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF SOUTH- CENTRAL ARIZONA UNTIL 10 PM MOUNTAIN STANDARD TIME... AT 455 PM PHOENIX DOPPLER RADAR DETECTED WIDELY SCATTERED THUNDERSTORMS OVER PORTIONS OF NORTHERN AND CENTRAL ARIZONA. THE STRONGEST STORM WAS CENTERED OVER INTERSTATE 40 ABOUT 25 MILES EAST OF FLAGSTAFF IN SOUTHEAST COCONINO COUNTY. OTHER STORMS WERE BETWEEN WILLIAMS AND FLAGSTAFF...AND OVER EXTREME NORTHERN ARIZONA IN THE VICINITY OF THE GLEN CANYON NATIONAL RECREATION AREA. PAGE REPORTED OVER FOUR-TENTHS OF AN INCH OF RAIN SINCE 345 PM ALONG WITH WIND GUSTS TO AROUND 40 MILES PER HOUR AROUND 4 PM. STORMS WERE ALSO SCATTERED ALONG THE MOGOLLON RIM. THE STRONGEST STORM ALONG THE RIM WAS LOCATED 15 MILES EAST OF PAYSON IN GILA COUNTY. INDIVIDUAL STORMS WERE MOVING TO THE NORTH AT 10 MILES PER HOUR. THE MORE INTENSE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...BRIEF HEAVY RAIN...AND LIGHTNING. NO THUNDERSTORMS WERE OCCURRING OVER MARICOPA...PINAL...OR WESTERN GRAHAM COUNTIES AS OF 5 PM...BUT A SEVERE THUNDERSTORM WATCH ISSUED BY THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY MISSOURI CONTINUES IN EFFECT FOR THESE COUNTIES UNTIL 10 PM MOUNTAIN STANDARD TIME. THE WATCH INDICATES THAT CONDITIONS ARE FRAVORABLE FOR THE DEVELOPMENT OF STRONG...POSSIBLY SEVERE...THUNDERSTORMS. PERSONS IN THESE COUNTIES SHOULD KEEP AN EYE ON THE SKY...AS THUNDERSTORMS CAN DEVELOP RAPIDLY. GREEN
Special weather statement, Aug 10, 6:00 PM MST, 14 minutes before
AZZ-008-110200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 6 PM MST THU AUG 10 1995 ...STRONG THUNDERSTORMS IN SOUTHERN PINAL COUNTY... ...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PINAL... MARICOPA...SOUTHERN GILA...AND WESTERN GRAHAM COUNTIES UNTIL 10 PM MST... AT 555 PM MST PHOENIX DOPPLER RADAR DETECTED A SMALL AREA OF STRONG THUNDERSTORMS OVER SOUTHERN PINAL COUNTY EXTENDING FROM 10 MILES SOUTH-SOUTHEAST OF CASA GRANDE SOUTH TO THE PIMA-PINAL COUNTY LINE. INDIVIDUAL CELLS WERE MOVING TO THE NORTH AT 10 MILES PER HOUR. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS AND HEAVY RAINFALL. MOTORISTS ON INTERSTATE 10 NEAR CASA GRANDE WILL ENCOUNTER REDUCED VISIBILITY DUE TO BLOWING DUST...AND BRIEF HEAVY RAIN...BETWEEN 615 AND 715 PM. PINAL...MARICOPA...AND WESTERN GRAHAM COUNTY REMAIN IN A SEVERE THUNDERSTORM WATCH UNTIL 10 PM MOUNTAIN STANDARD TIME. IF THREATENING CONDITIONS APPROACH...BE PREPARED TO MOVE TO A PLACE OF SHELTER. GREEN
Special weather statement, Aug 10, 6:04 PM MST, 10 minutes before
AZZ-008-110200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 6 PM MST THU AUG 10 1995 ...STRONG THUNDERSTORMS IN SOUTHERN PINAL COUNTY... ...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PINAL... MARICOPA...SOUTHERN GILA...AND WESTERN GRAHAM COUNTIES UNTIL 10 PM MST... AT 555 PM MST PHOENIX DOPPLER RADAR DETECTED A SMALL AREA OF STRONG THUNDERSTORMS OVER SOUTHERN PINAL COUNTY EXTENDING FROM 10 MILES SOUTH-SOUTHEAST OF CASA GRANDE SOUTH TO THE PIMA-PINAL COUNTY LINE. INDIVIDUAL CELLS WERE MOVING TO THE NORTH AT 10 MILES PER HOUR. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS AND HEAVY RAINFALL. MOTORISTS ON INTERSTATE 10 NEAR CASA GRANDE WILL ENCOUNTER REDUCED VISIBILITY DUE TO BLOWING DUST...AND BRIEF HEAVY RAIN...BETWEEN 615 AND 715 PM. PINAL...MARICOPA...AND WESTERN GRAHAM COUNTY REMAIN IN A SEVERE THUNDERSTORM WATCH UNTIL 10 PM MOUNTAIN STANDARD TIME. IF THREATENING CONDITIONS APPROACH...BE PREPARED TO MOVE TO A PLACE OF SHELTER. GREEN
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 6:14 PM MST | Severe Thunderstorm Warning | PSR | Pinal | 71 min |
| Aug 11, 12:30 AM MST | Severe Thunderstorm Warning | PSR | Maricopa | 53 min |
| Aug 11, 2:10 PM MST | Flash Flood Warning | PSR | Graham | 85 min |
| Aug 11, 3:03 PM MST | Severe Thunderstorm Warning | PSR | Pinal | 42 min |
| Aug 11, 3:44 PM MST | Severe Thunderstorm Warning | PSR | Pinal | 56 min |
| Aug 11, 3:46 PM MST | Flash Flood Warning | PSR | Graham | 59 min |
| Aug 11, 4:26 PM MST | Severe Thunderstorm Warning | PSR | Gila | 44 min |
Nearby
Flash Flood Warnings in Arizona, 1995Every flash flood warning in 1995
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.