Western Pima County Including Ajo/Organ Pipe Cactus National Monument Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Flash Flood Warning
Issued: 5:22 PM MDT Oct. 21, 2018 – National Weather Service

... The Flash Flood Warning remains in effect until 615 PM MST for
southeastern Pima... west central Cochise and northeastern Santa Cruz
counties...

At 518 PM MST, Doppler radar continued to indicate thunderstorms
producing heavy rain across the warned area. Radar rainfall
estimates indicate that between 2 and 2.5 inches of rainfall has
occurred along State Highway 82 and State Highway 90 west and north
of Whetstone.

Some locations that will experience flooding include...
Sierra Vista, Benson, Huachuca City, kartchner caverns State Park,
Fairbank, Whetstone and Elgin.

This includes the following highways...
Route 82 between mile markers 34 and 65.
Route 83 between mile markers 18 and 29.
Route 90 between mile markers 297 and 313.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate Route.


Lat... Lon 3190 11027 3173 11012 3165 11023 3155 11057
      3171 11064

Zell


436 PM MST sun Oct 21 2018

The National Weather Service in Tucson has issued a

* Flash Flood Warning for...
east central Pima County in southeastern Arizona...

* until 630 PM MST.

* At 435 PM MST, Doppler radar indicated thunderstorms producing
heavy rain across the warned area with automated gauges near
Sahuarita indicating up to two inches of rain have occurred. Flash
flooding is expected to begin shortly.

* Some locations that will experience flooding include...
Green Valley, Sahuarita, east Sahuarita, Summit and Corona de
Tucson.

This includes the following highways...
Interstate 10 between mile markers 272 and 273.
Interstate 19 between mile markers 39 and 55.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Please report flooding to your local law enforcement agency when you
can do so safely.


Lat... Lon 3210 11081 3190 11074 3182 11110 3207 11111


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Areal Flood Advisory
Issued: 4:40 PM MDT Oct. 21, 2018 – National Weather Service

The National Weather Service in Tucson has issued a

* urban and small stream flood advisory for...
east central Pima County in southeastern Arizona...
western Cochise County in southeastern Arizona...
Santa Cruz County in southeastern Arizona...

* until 745 PM MST.

* At 438 PM MST, Doppler radar indicated heavy rain due to
thunderstorms producing up to one inch of rain across eastern half
of Santa Cruz County and western Cochise County. This will cause
urban and small stream flooding in the advisory area.

* Some locations that will experience flooding include...
Sierra Vista, Rio Rico, Nogales, Benson, Huachuca City, Tubac,
Tumacacori-Carmen, Tombstone, Patagonia, kartchner caverns State
Park, Charleston, Palominas, Whetstone, Dragoon and I-10 and Texas
Canyon.

This includes the following highways...
Interstate 10 between mile markers 294 and 324.
Interstate 19 between mile markers 1 and 17.
Route 80 between mile markers 293 and 329.
Route 82 between mile markers 1 and 67.
Route 83 between mile markers 3 and 47.
Route 90 between mile markers 290 and 336.
Route 92 between mile markers 322 and 345.

Precautionary/preparedness actions...

Excessive runoff from heavy rainfall will cause flooding of washes
and streams, urban areas, highways, streets and underpasses as well
as other drainage areas and low lying spots.

Excessive runoff from heavy rainfall will cause flooding of washes
and streams, country roads, farmland, and other low lying spots.


Lat... Lon 3220 11003 3134 11002 3133 11105 3174 11104
      3192 11052 3216 11044




341 PM MST sun Oct 21 2018

The National Weather Service in Tucson has issued a

* urban and small stream flood advisory for...
east central Pima County in southeastern Arizona...

* until 545 PM MST.

* At 339 PM MST, Doppler radar indicated heavy rain due to
thunderstorms. This will cause urban and small stream flooding in
the Sahuarita and Corona de Tucson area. Up to 1 inch of rain has
already occurred.

* Some locations that will experience flooding include...
Sahuarita, east Sahuarita, Summit, Corona de Tucson and Vail.

This includes the following highways...
Interstate 10 between mile markers 273 and 279.
Interstate 19 between mile markers 43 and 53.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

A flood advisory means river or stream flows are elevated, or ponding
of water in urban or other areas is occurring or is imminent.


Lat... Lon 3210 11075 3195 11068 3188 11110 3204 11115


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Public Information Statement
Issued: 5:22 PM MDT Oct. 21, 2018 – National Weather Service

... October 21st rainfall reports since 12 noon...

Location amount time/date provider

... Arizona...

... Cochise County...
4 NW Huachuca City 1.46 in 0510 PM 10/21 cwop
Benson 0.38 in 0507 PM 10/21 cwop
3 WSW Benson 0.03 in 0512 PM 10/21 cwop
12 SW Sierra Vista 0.01 in 0501 PM 10/21 cwop
Libby aaf/Sierra Vista Muni 0.01 in 0458 PM 10/21 ASOS

... Graham County...
Safford Muni ap T in 1051 am 10/21 ASOS

... Greenlee County...
stray horse T in 0419 PM 10/21 RAWS
trail cabin T in 0435 PM 10/21 RAWS

... Pima County...
8 NNE Green Valley 2.77 in 0501 PM 10/21 cwop
9 N Green Valley 1.03 in 0515 PM 10/21 cwop
Wilmot Rd. Near prison compl 0.78 in 0508 PM 10/21 alert
Franco wash at Swan Road 0.75 in 0515 PM 10/21 alert
11 WSW Tucson 0.60 in 0500 PM 10/21 AWS
hilltop Rd. Near Three Point 0.51 in 0419 PM 10/21 alert
11 W Tucson 0.42 in 0502 PM 10/21 cwop
8 WNW Tucson 0.37 in 0513 PM 10/21 cwop
Pima County Fair Grounds pre 0.36 in 0515 PM 10/21 alert
anamax 0.35 in 0515 PM 10/21 alert
Tucson International Airport 0.29 in 0453 PM 10/21 ASOS
4 SW Tucson 0.24 in 0456 PM 10/21 cwop
Summit View elementary preci 0.24 in 0347 PM 10/21 alert
deq Country Club Rd. At Ajo 0.20 in 0432 PM 10/21 alert
Valhalla 0.20 in 0430 PM 10/21 alert
Ajo Detention Basin 0.16 in 0411 PM 10/21 alert
Diamond Bell 0.16 in 0238 PM 10/21 alert
Davis Monthan AFB 0.16 in 0458 PM 10/21 ASOS
Florida Canyon 0.16 in 0514 PM 10/21 alert
Green Mountain 0.16 in 0440 PM 10/21 alert
deq ruthrauff Rd. At la chol 0.16 in 0452 PM 10/21 alert
14 se Tucson 0.15 in 0503 PM 10/21 cwop
Pima air museum 0.15 in 0347 PM 10/21 alert
scout Camp 0.15 in 0437 PM 10/21 RAWS
well E-8 0.15 in 0357 PM 10/21 alert
9 NNE Tucson 0.13 in 0510 PM 10/21 cwop
9 NE Tucson 0.13 in 0415 PM 10/21 hads
Keystone Peak 0.12 in 0228 PM 10/21 alert
Rancho del Lago 0.12 in 0437 PM 10/21 alert
Sabino dam 0.12 in 0411 PM 10/21 alert
8 E Tucson 0.11 in 0501 PM 10/21 cwop
Rillito la cholla 0.11 in 0459 PM 10/21 alert
10 SSE Tucson 0.09 in 0509 PM 10/21 cwop
7 ESE Tucson 0.08 in 0501 PM 10/21 cwop
Empire Mountain 0.08 in 0457 PM 10/21 alert
Michigan at Calgary 0.08 in 0506 PM 10/21 alert
scr Valencia 0.08 in 0355 PM 10/21 alert
3 NNW Tucson 0.08 in 0500 PM 10/21 AWS
9 se Tucson 0.08 in 0500 PM 10/21 AWS
Tucson electric power 0.08 in 0347 PM 10/21 alert
Empire 0.07 in 0453 PM 10/21 RAWS
saguaro 0.07 in 0508 PM 10/21 RAWS
11 ESE Green Valley 0.06 in 0500 PM 10/21 cwop
3 NNW Tucson 0.06 in 0509 PM 10/21 cwop
8 E Tucson 0.05 in 0503 PM 10/21 cwop
Arroyo Chico at Cherry 0.04 in 0410 PM 10/21 alert
11 ENE Tucson 0.04 in 0510 PM 10/21 cwop
5 se Marana 0.04 in 0512 PM 10/21 cwop
Tucson 0.04 in 0506 PM 10/21 cwop
6 N Tucson 0.04 in 0505 PM 10/21 cwop
Kolb booster 0.04 in 0357 PM 10/21 alert
Molino Canyon 0.04 in 0439 PM 10/21 alert
Pantano Houghton 0.04 in 0353 PM 10/21 alert
Randolph Golf course 0.04 in 0410 PM 10/21 alert
Sabino creek nr Mt. Lemmon 0.04 in 0503 PM 10/21 alert
Ventana sunrise 0.04 in 0402 PM 10/21 alert
4 S Oro Valley 0.03 in 0502 PM 10/21 cwop
6 E Tucson 0.03 in 0505 PM 10/21 cwop
6 ESE Marana 0.02 in 0514 PM 10/21 cwop
5 ENE Tucson 0.02 in 0500 PM 10/21 cwop
11 NE Tucson 0.02 in 0508 PM 10/21 cwop
7 N Tucson 0.02 in 0500 PM 10/21 cwop
5 ENE Tucson 0.02 in 0509 PM 10/21 cwop
4 S Oro Valley 0.02 in 0509 PM 10/21 cwop
7 SSE Oro Valley 0.01 in 0505 PM 10/21 cwop
10 NE Tucson 0.01 in 0507 PM 10/21 cwop
6 ESE Marana 0.01 in 0500 PM 10/21 cwop
8 SW Oro Valley 0.01 in 0500 PM 10/21 cwop
7 ENE Tucson 0.01 in 0500 PM 10/21 cwop
6 ENE Tucson 0.01 in 0508 PM 10/21 cwop
5 WSW Oro Valley 0.01 in 0500 PM 10/21 cwop
10 NE Tucson 0.01 in 0500 PM 10/21 cwop
4 SSW Oro Valley 0.01 in 0514 PM 10/21 cwop
4 SW Oro Valley 0.01 in 0515 PM 10/21 cwop

... Pinal County...
10 SSW Peridot 0.11 in 0415 PM 10/21 hads
3 N Catalina 0.03 in 0508 PM 10/21 cwop
horse Camp 0.03 in 0502 PM 10/21 RAWS

... Santa Cruz County...
Sonoita gage near patagoina 0.87 in 0438 PM 10/21 alert
13 NE Patagonia 0.66 in 0501 PM 10/21 cwop
Patagonia Lake 0.51 in 0429 PM 10/21 alert
10 WSW Huachuca City 0.29 in 0500 PM 10/21 GOES
Calabasas Canyon 0.20 in 0503 PM 10/21 alert
Canelo 0.17 in 0508 PM 10/21 RAWS
4 W Nogales 0.16 in 0510 PM 10/21 mesowest
Hopkins 0.12 in 0419 PM 10/21 RAWS
2 SW Nogales 0.11 in 0502 PM 10/21 mesowest
Peck Canyon 0.11 in 0518 PM 10/21 alert
2 SW Nogales 0.08 in 0514 PM 10/21 mesowest
Elephant Head 0.04 in 0506 PM 10/21 alert
Nogales international airpor 0.04 in 0454 PM 10/21 ASOS
Red Mountain 0.04 in 0426 PM 10/21 alert
9 NNW Rio Rico 0.03 in 0445 PM 10/21 USGS

Observations are collected from a variety of sources with varying
equipment and exposures. We thank all volunteer weather observers
for their dedication. Not all data listed are considered official.


Areal Flood Advisory
Issued: 4:40 PM MDT Oct. 21, 2018 – National Weather Service

The National Weather Service in Tucson has issued a

* urban and small stream flood advisory for...
east central Pima County in southeastern Arizona...
western Cochise County in southeastern Arizona...
Santa Cruz County in southeastern Arizona...

* until 745 PM MST.

* At 438 PM MST, Doppler radar indicated heavy rain due to
thunderstorms producing up to one inch of rain across eastern half
of Santa Cruz County and western Cochise County. This will cause
urban and small stream flooding in the advisory area.

* Some locations that will experience flooding include...
Sierra Vista, Rio Rico, Nogales, Benson, Huachuca City, Tubac,
Tumacacori-Carmen, Tombstone, Patagonia, kartchner caverns State
Park, Charleston, Palominas, Whetstone, Dragoon and I-10 and Texas
Canyon.

This includes the following highways...
Interstate 10 between mile markers 294 and 324.
Interstate 19 between mile markers 1 and 17.
Route 80 between mile markers 293 and 329.
Route 82 between mile markers 1 and 67.
Route 83 between mile markers 3 and 47.
Route 90 between mile markers 290 and 336.
Route 92 between mile markers 322 and 345.

Precautionary/preparedness actions...

Excessive runoff from heavy rainfall will cause flooding of washes
and streams, urban areas, highways, streets and underpasses as well
as other drainage areas and low lying spots.

Excessive runoff from heavy rainfall will cause flooding of washes
and streams, country roads, farmland, and other low lying spots.


Lat... Lon 3220 11003 3134 11002 3133 11105 3174 11104
      3192 11052 3216 11044




341 PM MST sun Oct 21 2018

The National Weather Service in Tucson has issued a

* urban and small stream flood advisory for...
east central Pima County in southeastern Arizona...

* until 545 PM MST.

* At 339 PM MST, Doppler radar indicated heavy rain due to
thunderstorms. This will cause urban and small stream flooding in
the Sahuarita and Corona de Tucson area. Up to 1 inch of rain has
already occurred.

* Some locations that will experience flooding include...
Sahuarita, east Sahuarita, Summit, Corona de Tucson and Vail.

This includes the following highways...
Interstate 10 between mile markers 273 and 279.
Interstate 19 between mile markers 43 and 53.

Precautionary/preparedness actions...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

A flood advisory means river or stream flows are elevated, or ponding
of water in urban or other areas is occurring or is imminent.


Lat... Lon 3210 11075 3195 11068 3188 11110 3204 11115


Gl


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