Alert archive / Arizona / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 13, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 21, 2016, 3:03 PM MST for Pinal County, Arizona. It was in force for 42 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
- Jul 21, 2016, 3:03 PM MST (22:03 UTC)
- Expired
- Jul 21, 2016, 3:45 PM MST
- In force
- 42 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
County Pinal County, AZ
The radar
The Tucson radar (KEMX), 82 km from the middle of the area, began a volume at 22:04 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 |
|---|---|---|---|
| Jul 21, 3:10 PM MST | HAIL 1 | San Manuel, AZ | TIME ESTIMATED FROM RADAR |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tuscon, AZ (KDMA), launched 12:00Z, 10.1 hours before the alert went out and 57 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
- 443 J/kg
- Mixed-layer CIN
- -289 J/kg
- Mixed-layer LCL
- 2350 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
978 WUUS55 KTWC 212203 SVRTWC AZC021-212245- /O.NEW.KTWC.SV.W.0013.160721T2203Z-160721T2245Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 303 PM MST THU JUL 21 2016 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN PINAL COUNTY IN SOUTHEASTERN ARIZONA... * UNTIL 345 PM MST * AT 302 PM MST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER SAN MANUEL...OR 21 MILES NORTHEAST OF ORO VALLEY... AND MOVING NORTH AT 10 MPH. * LOCATIONS IMPACTED INCLUDE... MAMMOTH...ORACLE...SAN MANUEL AND CAMPO BONITO. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3254 11053 3252 11074 3276 11085 3281 11054 TIME...MOT...LOC 2202Z 168DEG 7KT 3260 11066 $$ MOLLERE
1 follow-up statement
885
WWUS55 KTWC 212249
SVSTWC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
349 PM MST THU JUL 21 2016
AZC021-212258-
/O.EXP.KTWC.SV.W.0013.000000T0000Z-160721T2245Z/
PINAL-
349 PM MST THU JUL 21 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PINAL COUNTY HAS
EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER...HEAVY
RAIN HAS OCCURRED WITH THIS STORM AND A SMALL STREAM FLOOD ADVISORY
HAS BEEN ISSUED UNTIL 545 PM MST.
LAT...LON 3254 11053 3252 11074 3276 11085 3281 11054
TIME...MOT...LOC 2242Z 168DEG 7KT 3260 11066
$$
MOLLEREThe office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 6:19 PM MST | Special Weather Statement | TWC | Santa Cruz | 41 min |
| Jul 21, 12:42 PM MST | Special Weather Statement | TWC | Santa Cruz | 48 min |
| Jul 21, 2:16 PM MST | Special Weather Statement | TWC | 29 min | |
| Jul 21, 2:18 PM MST | Special Weather Statement | TWC | Cochise | 42 min |
| Jul 21, 2:54 PM MST | Special Weather Statement | TWC | Cochise | 51 min |
| Jul 21, 2:59 PM MST | Special Weather Statement | TWC | 46 min | |
| Jul 21, 3:46 PM MST | Areal Flood Advisory | TWC | Pinal | 119 min |
| Jul 21, 4:13 PM MST | Special Weather Statement | TWC | Santa Cruz | 32 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2016Every severe thunderstorm warning in 2016
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.