Flash Flood Warning 78, NWS Tucson, AZ

Issued

Sep 10, 2012, 3:54 PM MST (22:54 UTC)

Expired

Sep 10, 2012, 6:00 PM MST

In force

2 hr

Issued by

NWS Tucson, AZ

Area

Storm-based polygon

Flood severity

None

County Pima County, AZ

The Tucson radar (KEMX), 66 km from the middle of the area, began a volume at 22:57 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.

890 
WGUS55 KTWC 102254
FFWTWC
AZC019-110100-
/O.NEW.KTWC.FF.W.0078.120910T2254Z-120911T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
354 PM MST MON SEP 10 2012

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN PIMA COUNTY IN SOUTH CENTRAL ARIZONA...

* UNTIL 600 PM MST

* AT 347 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
FLASH FLOODING FROM A THUNDERSTORM OVER WESTERN SLOPES OF THE 
CATALINA MOUNTAINS NEAR CATALINA STATE PARK. THIS WILL RESULT IN 
FLASH FLOODING IN SUTHERLAND WASH IN CATALINA STATE PARK. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CATALINA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF WASHES
AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF
CREEKS AND STREAMS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3251 11092 3251 11074 3238 11076 3236 11099

$$

GL

044 
WGUS75 KTWC 110000
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
500 PM MST MON SEP 10 2012

AZC019-110100-
/O.CON.KTWC.FF.W.0078.000000T0000Z-120911T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIMA AZ-
500 PM MST MON SEP 10 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM MST FOR
NORTHEASTERN PIMA COUNTY...

AT 453 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR DEPICTED 
HEAVY RAINFALL HAS DIMINISHED ACROSS THE CATALINA MOUNTAINS UPSTREAM 
OF CATALINA STATE PARK. HOWEVER...WITH 2 TO 3 INCHES OF RAINFALL 
EARLIER ACROSS THIS REGION...FLASH FLOODING IS EXPECTED TO CONTINUE 
ESPECIALLY ACROSS SUTHERLAND WASH.  

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MOUNT
LEMMON/SUMMERHAVEN AND CATALINA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3251 11092 3251 11074 3238 11076 3236 11099

$$

GL

706 
WGUS75 KTWC 110052
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
552 PM MST MON SEP 10 2012

AZC019-110101-
/O.EXP.KTWC.FF.W.0078.000000T0000Z-120911T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIMA AZ-
552 PM MST MON SEP 10 2012

...THE FLASH FLOOD WARNING WILL EXPIRE AT 600 PM MST FOR NORTHEASTERN
PIMA COUNTY...

AT 551 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THE THUNDERSTORMS PRODUCING HEAVY RAINFALL HAVE DISSIPATED AND 
MOVED NORTH OF THE WARNED AREA. AS SUCH...THE FLASH FLOOD WARNING 
WILL BE ALLOWED TO EXPIRE.

LAT...LON 3251 11092 3251 11074 3238 11076 3236 11099

$$

SMR

Flash Flood Warnings in Arizona, 2012Every flash flood warning in 2012

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.