WFO San Angelo Climatology

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
1043 PM CDT FRI NOV 2 2007

...TEMPERATURES AVERAGED ABOVE NORMAL AND PRECIPITATION WAS BELOW
NORMAL IN OCTOBER...

OCTOBER PRECIPITATION WAS WELL-BELOW NORMAL ACROSS MUCH OF WEST
CENTRAL TEXAS. THE PRECIPITATION WAS LESS THAN 25 PERCENT OF
THE MONTHLY NORMAL ACROSS MUCH OF THE AREA NORTH OF A LINE FROM
ALBANY TO ROBERT LEE TO MERTZON...AND ACROSS THE REGION SOUTH OF A
LINE FROM FROM OZONA TO CHRISTOVAL TO BRADY. A NUMBER OF LOCATIONS
IN THESE AREAS RECEIVED LESS THAN 1 INCH OF PRECIPITATION.
SOUTHEAST OF ABILENE AND OVER THE HEARTLAND...SOME LOCATIONS
RECEIVED GREATER THAN 2 INCHES OF PRECIPITATION FOR THE
MONTH...BUT THIS WAS STILL BELOW NORMAL.

AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR OCTOBER
WAS 68.7 DEGREES. THIS WAS 2.7 DEGREES ABOVE THE NORMAL AVERAGE
TEMPERATURE OF 66.0 DEGREES. TOTAL PRECIPITATION FOR ABILENE IN
OCTOBER WAS 1.93 INCHES. THIS WAS 0.97 INCHES BELOW THE MONTHLY
NORMAL OF 2.90 INCHES.

AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR OCTOBER
WAS 68.5 DEGREES. THIS WAS 3.1 DEGREES ABOVE THE NORMAL AVERAGE
TEMPERATURE OF 65.4 DEGREES. TOTAL PRECIPITATION FOR SAN ANGELO IN
OCTOBER WAS 0.83 INCHES. THIS WAS 1.74 INCHES BELOW THE MONTHLY
NORMAL OF 2.57 INCHES.


OCTOBER 2007 WEATHER HIGHLIGHTS...

OVERALL...A HIGH PRESSURE SYSTEM ALOFT HAD THE MAIN INFLUENCE ON THE
AREA WEATHER DURING THE EARLY PART OF OCTOBER. DAILY HIGH TEMPERATURES
IN EARLY OCTOBER WERE GENERALLY IN THE UPPER 80S TO LOWER 90S ACROSS
WEST CENTRAL TEXAS. DURING THE FIRST FEW DAYS OF THE MONTH...WITH A
VERY WARM AND SOMEWHAT HUMID AIRMASS OVER THE REGION...A FEW SHOWERS
AND THUNDERSTORMS OCCURRED. A FEW STRONG STORMS ON THE 3RD...NORTHWEST
OF A LINE FROM OZONA TO MILES...PRODUCED LOCALIZED RAINFALL AMOUNTS
OVER ONE INCH.

BETWEEN MIDNIGHT AND NOON ON THE 15TH...SCATTERED THUNDERSTORMS
OCCURRED ACROSS THE REGION SOUTHEAST OF A LINE FROM ALBANY TO STERLING
CITY...AS A COLD FRONT AND UPPER LEVEL DISTURBANCE MOVED INTO THE
REGION. THE STORMS PRODUCED A WIND GUST TO 45 MPH AT THE SAN ANGELO
REGIONAL AIRPORT. A FEW LOCATIONS RECEIVED RAINFALL AMOUNTS OF 1 TO 2
INCHES. FOR MOST LOCATIONS HOWEVER...THE RAINFALL AMOUNTS VARIED UNDER
ONE HALF INCH.

AS A POTENT UPPER LEVEL DISTURBANCE MOVED INTO THE SOUTHERN PLAINS ON
THE 17TH...A DRYLINE ADVANCED EAST ACROSS WEST CENTRAL TEXAS AND
BROUGHT VERY DRY AIR INTO THE REGION. RELATIVE HUMIDITY VALUES DROPPED
BELOW 15 PERCENT ACROSS MUCH OF THE NORTHWESTERN HALF OF WEST CENTRAL
TEXAS. WINDY CONDITIONS ALSO OCCURRED...AND A PEAK WIND GUST OF 43 MPH
WAS RECORDED AT THE ABILENE REGIONAL AIRPORT. CLEAR SKIES AND A VERY
DRY AIRMASS RESULTED IN WARM AFTERNOONS AND COOL NIGHTS ON THE 18TH
AND 19TH.

WITH GUSTY SOUTH WINDS ON THE 20TH...A PEAK WIND GUST OF 41 MPH WAS
RECORDED AT ABILENE. A STRONG COLD FRONT PUSHED SOUTHWARD ACROSS
WEST CENTRAL TEXAS ON THE NIGHT OF THE 21ST. SCATTERED SHOWERS
AND THUNDERSTORMS OCCURRED LATE ON THE 21ST INTO THE MORNING OF
THE 22ND...AS A STRONG UPPER LEVEL DISTURBANCE MOVED INTO NORTH
TEXAS AND THE SOUTHERN PLAINS. ALTHOUGH A FEW LOCATIONS RECEIVED
ONE HALF TO THREE QUARTERS OF AN INCH...THE RAINFALL AMOUNTS WERE
MOSTLY UNDER ONE HALF INCH. AFTER HIGHS IN THE UPPER 80S TO LOWER
90S ON THE 21ST...A MUCH COOLER AIRMASS INVADED THE REGION. HIGHS
ON THE 22ND WERE IN THE LOWER TO MID 60S AND WERE ACCOMPANIED BY
GUSTY NORTH WINDS. PEAK WIND SPEEDS REACHED 41 MPH AT JUNCTION AND
40 MPH AT ABILENE. TEMPERATURES DIPPED INTO THE 30S FOR LOWS ON
THE 23RD AS HIGH PRESSURE SETTLED SOUTHEAST INTO THE AREA.

HIGH PRESSURE DOMINATED THE REGIONAL WEATHER PATTERN THROUGH THE
END OF THE MONTH. THE AIRMASS REMAINED DRY WITH GENERALLY CLEAR
SKIES...PLEASANT DAYS AND COOL NIGHTS.

$$