Alert archive / Arizona / Tornado Warnings in 2019

Tornado Warning 4, NWS Tucson, AZ

November 29, 2019Pima County, Pinal County, Arizona

NWS Tucson, AZ issued this tornado warning at Nov 29, 2019, 6:37 AM MST for Pima County, Pinal County, Arizona. It was in force for 12 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Nov 29, 2019, 6:37 AM MST (13:37 UTC)
Expired: Nov 29, 2019, 6:49 AM MST
In force: 12 min
Issued by: NWS Tucson, AZ
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Pima County, AZ, Pinal County, AZ

The radar

The Tucson radar (KEMX), 89 km from the middle of the area, began a volume at 13:36 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.

What was reported inside it

Time	Report	Where	Remark
Nov 29, 6:45 AM MST	TSTM WND DMG	2 Ssw Avra Valley, AZ	EXTENSIVE TREE DAMGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The text

As transmitted.

929 
WFUS55 KTWC 291337
TORTWC
AZC019-021-291400-
/O.NEW.KTWC.TO.W.0004.191129T1337Z-191129T1400Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tucson AZ
637 AM MST Fri Nov 29 2019

The National Weather Service in Tucson has issued a

* Tornado Warning for...
  Northeastern Pima County in southeastern Arizona...
  South central Pinal County in southeastern Arizona...

* Until 700 AM MST.
    
* At 636 AM MST, a severe thunderstorm capable of producing a 
  tornado was located near Avra Valley, or 7 miles west of Marana, 
  moving east at 15 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Marana around 655 AM MST.

Other locations impacted by this tornadic thunderstorm include Red
Rock and Picture Rocks.

This includes Interstate 10 between mile markers 227 and 237.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3236 11135 3255 11138 3261 11122 3240 11119
TIME...MOT...LOC 1336Z 257DEG 12KT 3244 11129 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

1 follow-up statement

978 
WWUS55 KTWC 291349
SVSTWC

Severe Weather Statement
National Weather Service Tucson AZ
649 AM MST Fri Nov 29 2019

AZC019-021-291357-
/O.CAN.KTWC.TO.W.0004.000000T0000Z-191129T1400Z/
Pima-Pinal-
649 AM MST Fri Nov 29 2019

...THE TORNADO WARNING FOR NORTHEASTERN PIMA AND SOUTH CENTRAL PINAL
COUNTIES IS CANCELLED...
        
The storm which prompted the warning has weakened. Therefore, the 
warning has been cancelled.  However, gusty winds are still possible 
with this thunderstorm.

Remember, a Severe Thunderstorm Warning still remains in effect for
the area until 7 PM MST.

LAT...LON 3236 11135 3255 11138 3261 11122 3240 11119
TIME...MOT...LOC 1343Z 257DEG 12KT 3245 11124 

$$

The office that day

Everything else NWS Tucson, AZ issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 29, 6:19 AM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	41 min
Nov 29, 6:58 AM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	32 min
Nov 29, 7:19 AM MST	Areal Flood Advisory	TWC	Pima, Pinal, Santa Cruz	116 min
Nov 29, 7:30 AM MST	Severe Thunderstorm Warning	TWC	Cochise, Graham, Pima, Pinal	45 min
Nov 29, 8:13 AM MST	Severe Thunderstorm Warning	TWC	Cochise, Pima, Santa Cruz	47 min
Nov 29, 8:46 AM MST	Areal Flood Advisory	TWC	Cochise, Santa Cruz	3 hr

Nearby

Tornado Warnings in Arizona, 2019 Every tornado warning in 2019 Tornadoes in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; radar from the NEXRAD Level II archive.