Alert archive / Arizona / Flash Flood Warnings in 2018
Flash Flood Warning 5, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Jul 16, 2018, 3:29 PM MST for Cochise County, Santa Cruz County, Arizona. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 16, 2018, 3:29 PM MST (22:29 UTC)
- Expired
- Jul 16, 2018, 5:30 PM MST
- In force
- 2 hr
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cochise County, AZ, Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 50 km from the middle of the area, began a volume at 22:30 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 (KDMA), launched 12:00Z, 10.5 hours before the alert went out and 85 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
- 476 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 1539 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
529
WGUS55 KTWC 162229
FFWTWC
AZC003-023-170030-
/O.NEW.KTWC.FF.W.0005.180716T2229Z-180717T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tucson AZ
329 PM MST MON JUL 16 2018
The National Weather Service in Tucson has issued a
* Flash Flood Warning for...
Southwestern Cochise County in southeastern Arizona...
Southeastern Santa Cruz County in southeastern Arizona...
* Until 530 PM MST.
* At 326 PM MST, Doppler radar indicated several thunderstorms
producing heavy rain across the warned area. Flash flooding is
expected to begin shortly. A gauge at Parker Canyon Lake reported
over one inch of rain had fallen this past hour.
* Some locations that will experience flooding include...
Sierra Vista, Sierra Vista Southeast, Kino Springs, Parker Canyon
Lake, Lochiel and Canelo.
This includes the following highways...
Route 82 between mile markers 5 and 12.
Route 83 between mile markers 3 and 18.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Excessive runoff from heavy rainfall will cause flooding of washes
and streams, country roads, farmland, and other low lying spots.
&&
LAT...LON 3144 11089 3161 11044 3148 11030 3133 11037
3134 11089
$$2 follow-up statements
175
WGUS75 KTWC 162335
FFSTWC
Flash Flood Statement
National Weather Service Tucson AZ
435 PM MST MON JUL 16 2018
AZC003-023-170030-
/O.CON.KTWC.FF.W.0005.000000T0000Z-180717T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cochise-Santa Cruz-
435 PM MST MON JUL 16 2018
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM MST FOR
SOUTHWESTERN COCHISE AND SOUTHEASTERN SANTA CRUZ COUNTIES...
At 433 PM MST, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Parker Canyon Lake rain gauge has
recorded 1.61 inches of rain over the last hour and a half. Flash
flooding is expected to begin shortly.
Some locations that will experience flooding include...
Sierra Vista, Sierra Vista Southeast, Kino Springs, Parker Canyon
Lake, Lochiel and Canelo.
This includes the following highways...
Route 82 between mile markers 5 and 12.
Route 83 between mile markers 3 and 18.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Excessive runoff from heavy rainfall will cause flooding of washes
and streams, country roads, farmland, and other low lying spots.
&&
LAT...LON 3144 11089 3161 11044 3148 11030 3133 11037
3134 11089
$$
HARDIN193
WGUS75 KTWC 170031
FFSTWC
Flash Flood Statement
National Weather Service Tucson AZ
531 PM MST MON JUL 16 2018
AZC003-023-170040-
/O.EXP.KTWC.FF.W.0005.000000T0000Z-180717T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cochise-Santa Cruz-
531 PM MST MON JUL 16 2018
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN COCHISE AND SOUTHEASTERN
SANTA CRUZ COUNTIES HAS EXPIRED...
The heavy rain has ended. Flash flooding is no longer expected to
pose a threat. Please continue to heed any remaining road closures.
LAT...LON 3144 11089 3161 11044 3148 11030 3133 11037
3134 11089
$$
ZellThe office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 2:57 PM MST | Special Weather Statement | TWC | Santa Cruz | 33 min |
| Jul 16, 3:48 PM MST | Special Weather Statement | TWC | 42 min | |
| Jul 16, 3:59 PM MST | Areal Flood Advisory | TWC | Santa Cruz | 2 hr |
| Jul 16, 4:23 PM MST | Areal Flood Advisory | TWC | Pinal | 97 min |
| Jul 16, 4:49 PM MST | Special Weather Statement | TWC | Santa Cruz | 41 min |
Nearby
Flash Flood Warnings in Arizona, 2018Every flash flood warning in 2018
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.