An isolated severe thunderstorm over Nogales produced localized wind damage.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS TWC wrote it up.
An isolated severe thunderstorm over Nogales produced localized wind damage.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tucson, AZ wrote its last area forecast discussion before the first event at Aug 19, 1:45 PM MST, 4 hours 25 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 145 PM MST TUE AUG 19 2008 .SYNOPSIS...HIGH PRESSURE ALOFT WILL BRING DRIER CONDITIONS TO SOUTHEAST ARIZONA THIS WEEK. THUNDERSTORM CHANCES WILL BE CONFINED TO AREAS EAST AND SOUTH OF TUCSON INTO FRIDAY. DAYTIME HIGH TEMPERATURES WILL TREND CLOSE TO NORMAL THE REST OF THE WEEK. && .DISCUSSION...A DRIER WEST TO NORTHWESTERLY FLOW ALOFT WILL LIMIT THUNDERSTORM ACTIVITY TO MAINLY THE MOUNTAINS THE NEXT SEVERAL DAYS. THE GFS MODEL SHOWED THE PATTERN CHANGING THIS WEEKEND AS THE UPPER HIGH BECOMES CENTERED OVER THE FOUR CORNERS REGION BY SUNDAY. THIS SHIFT IN THE PATTERN FROM A WEST TO NORTHWEST FLOW ALOFT TO A MORE EAST TO SOUTHEAST ONE WILL OPEN THE DOOR FOR BRINGING DEEPER MOISTURE BACK INTO THE AREA. BASED ON THIS...THE CURRENT FORECAST CALLS FOR AN UPSWING IN THUNDERSTORM CHANCES SATURDAY INTO EARLY NEXT WEEK. UNTIL THEN...EXPECT ISOLATED AFTERNOON AND EARLY EVENING THUNDERSTORMS MAINLY IN THE MOUNTAINS WITH HIGH TEMPERATURES REMAINING A FEW DEGREES ABOVE NORMAL. && .AVIATION...ISOLATED TSRA/SHRA MAINLY EAST OF A KSAD-KOLS LINE THRU 06Z WED...THEN MOSTLY CLEAR SKIES. LIGHT DIURNALLY DRIVEN SURFACE WINDS INTO WED. AVIATION DISCUSSION NOT UPDATED FOR TAF AMENDMENTS. && .TWC WATCHES/WARNINGS/ADVISORIES...NONE. WEATHER.GOV/TUCSON
The Tucson radar (KEMX), 64 km away, was scanning. The volume nearest the first event began at 01:09 UTC.
1 thunderstorm wind. Local standard time, as filed.
A trained spotter reported roof damage to their residence due to wind from a thunderstorm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Arizona in 2008Every state in 2008This day in weather historyWarnings in Arizona, August 2008
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 118610.