WFO San Angelo Climatology

AUGUST 2010 WEATHER SUMMARY FOR WEST-CENTRAL TEXAS

...SECOND WARMEST AUGUST TIED AT SAN ANGELO...
...TENTH WARMEST AUGUST TIED AT ABILENE...

PRECIPITATION FOR AUGUST WAS BELOW NORMAL FOR MUCH OF WEST
CENTRAL TEXAS. THE MONTHLY AMOUNTS WERE LESS THAN 25 PERCENT
OF NORMAL IN SCATTERED POCKETS THROUGHOUT THE REGION...MOST
NOTABLY ACROSS THE NORTHERN HALF AND IN FAR SOUTHEASTERN
SECTIONS. OTHER SCATTERED POCKETS ACROSS THE REGION RECEIVED
AMOUNTS WHICH WERE ABOVE NORMAL. THESE ABOVE NORMAL AMOUNTS
OCCURRED IN PARTS OF THE CONCHO VALLEY...NORTHERN EDWARDS
PLATEAU...SOUTHERN HEARTLAND AND SOUTHWESTERN BIG COUNTRY.  

AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR
AUGUST WAS 86.5 DEGREES. THIS WAS 3.9 DEGREES ABOVE THE NORMAL
AVERAGE TEMPERATURE OF 82.6 DEGREES. THIS TIES FOR THE 10TH
WARMEST AUGUST ON RECORD. TOTAL PRECIPITATION FOR AUGUST WAS
0.40 INCHES. THIS WAS 2.23 INCHES BELOW THE NORMAL OF 2.63
INCHES.

AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR
AUGUST WAS 88.0 DEGREES. THIS WAS 6.7 DEGREES ABOVE THE NORMAL
AVERAGE TEMPERATURE OF 81.3 DEGREES. TOTAL PRECIPITATION FOR
AUGUST WAS 1.10 INCHES. THIS WAS 0.95 INCHES BELOW THE MONTHLY
NORMAL OF 2.05 INCHES.

THE NUMBER OF DAYS IN AUGUST WHERE HIGH TEMPERATURES REACHED
100 DEGREES OR MORE INCLUDE 11 AT ABILENE...25 AT SAN ANGELO...
AND 17 AT JUNCTION.

AUGUST 2010 WEATHER HIGHLIGHTS...

DURING MOST OF AUGUST...A LARGE AND STRONG UPPER LEVEL HIGH
PRESSURE SYSTEM WAS SITUATED OVER TEXAS AND MUCH OF THE
SOUTHERN UNITED STATES. THIS RESULTED IN A PERSISTENTLY HOT
AND DRY PATTERN FOR WEST CENTRAL TEXAS. DAILY HIGH
TEMPERATURES REACHED OR EXCEEDED 100 DEGREES ACROSS MOST OF
WEST CENTRAL TEXAS WITH THIS PATTERN.

NIGHTTIME TEMPERATURES WERE ALSO WARMER THAN NORMAL DURING
THIS TIME.

SAN ANGELO RECORDED A COUPLE OF LOW TEMPERATURES AT OR ABOVE
80 DEGREES DURING THE MONTH. THE OCCURRENCE OF LOW
TEMPERATURES OF 80 DEGREES OR MORE IS RELATIVLY RARE IN WEST
CENTRAL TEXAS. ON THE 8TH...THE LOW TEMPERATURE OF 81 AT SAN
ANGELO NOT ONLY SET A NEW RECORD WARM LOW FOR THAT DATE...BUT
ALSO TIED FOR THE ALL-TIME WARMEST LOW TEMPERATURE ON RECORD.
THIS RECORD WARM LOW WAS ALSO PREVIOUSLY SET ON THREE OTHER
DATES IN SAN ANGELO.  THE RECORD WARM MINUMUM TEMPERATURE
RECORDS FOR SAN ANGELO (AND ABILENE) EXTEND BACK TO 1951.

A NUMBER OF HIGH TEMPERATURE AND WARMEST MINIMUM TEMPERATURE
RECORDS WERE SET OR TIED AT ABILENE AND SAN ANGELO. AT
ABILENE...THE RECORD HIGH TEMPERATURE WAS TIED ON THE 23RD.
RECORD WARM MINIMUM TEMPERATURES WERE TIED ON THE 9TH...
14TH...15TH...AND 21ST. A NEW RECORD WARM MINIMUM TEMPERATURE
WAS SET ON THE 31ST. AT SAN ANGELO...RECORD HIGH TEMPERATURES
WERE TIED ON THE 1ST...17TH...AND 22ND. RECORD WARM MINIMUM
TEMPERATURES WERE TIED ON THE 10TH...11TH...AND 21ST. NEW
RECORD WARM MINIMUM TEMPERATURES WERE SET ON THE 8TH...
14TH...AND 22ND.
 
SOMEWHAT HUMID CONDITIONS ACCOMPANIED THE VERY HOT
TEMPERATURES ON A NUMBER OF DAYS...AS LOW-LEVEL MOISTURE KEPT
HEAT INDEX VALUES ELEVATED.

A WEAK...TRAILING PORTION OF A COLD FRONT SAGGED SOUTH INTO
THE BIG COUNTRY ON THE 6TH. SCATTERED SHOWERS AND
THUNDERSTORMS OCCURRED ALONG AND SOUTH OF THIS FRONTAL
BOUNDARY. A FEW LOCATIONS RECEIVED RAINFALL AMOUNTS OF 1 TO
2 INCHES. A FEW STRONG TO SEVERE STORMS ALSO OCCURRED.
THESE STORMS PRODUCED STRONG WINDS WHICH DOWNED POWER
LINES IN ABILENE...CAUSED DAMAGE TO AN OLD BUILDING IN
COLEMAN...AND DOWNED TREE LIMBS IN WOODSON (THROCKMORTON
COUNTY).  

LATE IN THE MONTH...A COLD FRONT DROPPED SOUTH ACROSS WEST
CENTRAL TEXAS...AND BROUGHT TEMPORARY IMPROVEMENT FROM THE
HEAT WAVE CONDITIONS. THE COLD FRONTAL PASSAGE OCCURRED ON
THE 24TH. SHOWERS AND THUNDERSTORMS ALSO OCCURRED ACROSS
CENTRAL AND SOUTHERN SECTIONS OF WEST CENTRAL TEXAS ON THE
24TH. NUMEROUS LOCATIONS ACROSS THE NORTHERN EDWARDS PLATEAU...
SOUTHERN CONCHO VALLEY AND WESTERN HEARTLAND RECEIVED BETWEEN
ONE HALF INCH AND 1.5 INCHES...AND SCATTERED LOCATIONS RECEIVED
1.5 TO 3 INCH AMOUNTS. THE GREATEST RAINFALL OCCURRED ACROSS
THE NORTHWESTERN TIP OF CROCKETT COUNTY...AND NORTH OF
INTERSTATE 10 IN CROCKETT COUNTY NEAR THE PECOS RIVER. THESE
AREAS RECEIVED MORE THAN 3 INCHES OF RAINFALL.

WITH A COOLER AIRMASS AND SOME CLOUD COVER THE FOLLOWING DAY
(25TH)...HIGHS WERE IN THE 80S ACROSS WEST CENTRAL TEXAS.
HOTTER CONDITIONS RETURNED DURING THE LAST SEVERAL DAYS OF
THE MONTH.

$$