Arizona, 2017

Wildfire in Arizona, June 30, 2017

June 30, 2017 · NWS TWC · 1 event in 1 county or zone

The human caused Burro Fire started in tall grass and brush in the foothills of Redington Pass on the southeast side of the Santa Catalina Mountains on June 30th. It was contained on July 19th after it consumed over 27,000 acres.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS TWC wrote it up.

The human caused Burro Fire started in tall grass and brush in the foothills of Redington Pass on the southeast side of the Santa Catalina Mountains on June 30th. It was contained on July 19th after it consumed over 27,000 acres.

What forecasters said that day

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 Jun 30, 10:20 AM MST, 3 minutes earlier.

Area forecast discussion, Jun 30, 10:20 AM MST, 3 minutes before
Area Forecast Discussion
National Weather Service Tucson AZ
1020 AM MST Fri Jun 30 2017

.SYNOPSIS...Temperatures will remain slightly above normal into
next week. Dry conditions will also occur into Saturday until a
modest increase in moisture brings a few thunderstorms back into the
area Sunday into next week, especially south and east of Tucson.

&&

.DISCUSSION...Clear skies prevail across southeast Arizona at this
time along with light surface winds. Dew points at lower elevations
valid 10 am MST generally range from the mid teens to lower 30s, and
these temperatures were mostly 15-30 degrees lower versus 24 hours
ago. The exception was in the vicinity of Safford where the dew
point was unchanged versus this time Thursday.

30/12Z KTWC sounding total precip water value was 0.24 inch, and
this value was 0.21 inch lower versus 24 hours ago. 30/12Z upper air
plots depicted a broad upper ridge that extended from well west of
southern California eastward into Texas, and 591-592 dm highs were
centered near 30N/ 130W and over western Chihuahua Mexico. Light wly
flow prevailed above 600 mb across southeast Arizona.

Given the aforementioned very dry regime, expect clear skies today
with relative light surface winds. Some gusts will occur though due
to daytime heating. High temperatures this afternoon are forecast to
range about 2-6 degrees above normal depending upon location.

There are no updates necessary at this time. Please refer to the
additional sections for further detail.

&&

.AVIATION...Valid thru 01/18Z.
VFR conditions into Saturday morning. Surface wind this afternoon
and early this evening wly/nwly 8-15 kts with gusts to near 20 kts.
Surface wind variable in direction less than 12 kts at other times.
Aviation discussion not updated for TAF amendments.

&&

.FIRE WEATHER...Dry conditions through Saturday. Daytime minimum
relative humidity will generally range from 5-15 percent area-wide.
Isolated to scattered afternoon and evening thunderstorms are then
expected to occur Sunday into next Thursday. The bulk of these
thunderstorms will likely be mainly east to south of Tucson. The
main concern with the return of thunderstorms is the likelihood for
strong, gusty and erratic winds at times, and the potential for new
fire ignitions due to lightning. Otherwise, west to northwest
afternoon winds at 10-15 mph are expected into early next week, with
the strongest speeds northeast of Tucson and especially in the
vicinity of Safford.

&&

.PREV DISCUSSION /235 AM MST/...On this last day of June, the sky
was clear across SE AZ this morning. Abundant sunshine once again
today as this hot month of June comes to a close on another warm/hot
day. The streak of 105+ days in Tucson will most likely be extended
today to 16 days which would be the 4th longest on record.

Over the weekend there will be a gradual increase in moisture from
the south with the centered over northern Chihuahua. Dry Saturday
but will see a few cloud buildups over the eastern mountains. Sonora
should light up Saturday night with shallow outflows pushing north
into the area. This added moisture, especially along the
International border area where PW values are progged by both the
NAM and GFS to be as high as 1.50" Sunday afternoon/evening, will
bring an increase in the chances for showers and thunderstorms
Sunday afternoon and evening across Santa Cruz and the southern half
of Cochise county. Went ahead an increased PoPs and QPFs for these
areas.

Slight chance of afternoon/evening storms S and E of Tucson the
first half of next week with a gradual increase in daily chances to
end next week.

Highs remaining above normal through the forecast period.

&&

.CLIMATE...The hottest June on record for Tucson comes to a close
today. The full June climate report for Tucson will be posted on our
website and social media platforms on Saturday.

&&

.TWC WATCHES/WARNINGS/ADVISORIES...None.

&&

Francis

Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 wildfire. Local standard time, as filed.

Wildfire, Santa Catalina and Rincon Mountains

When
June 30, 10:23 AM MST to 11:59 PM MST
Where
Santa Catalina and Rincon Mountains forecast zone
Reported by
Park/Forest Service
Coordinates
32.501, -111.567 (the zone’s center; the record gives no point)

The Burro Fire started in the foothills of the southeast side of the Santa Catalina Mountains northwest of Redington Pass. The fire was less than a 1,000 acres in size at the end of June but grew considerably during July.

What these are

Wildfire
A fire burning in wildland vegetation, with its acreage and damage where known.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Arizona in 2017Every state in 2017This day in weather historyWarnings in Arizona, June 2017

Sources

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: 710226.