WFO San Angelo Climatology

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE SAN ANGELO TX
737 AM CDT TUE MAY 3 2005

...SECOND DRIEST APRIL ON RECORD AT ABILENE AND THIRD DRIEST AT 
SAN ANGELO...

RAINFALL FOR APRIL WAS WELL BELOW NORMAL FOR NEARLY ALL OF WEST 
CENTRAL TEXAS. DURING THE FEW OCCASIONS IN WHICH SHOWERS AND 
STORMS OCCURRED...THE RAINFALL COVERAGE WAS SCATTERED. MANY 
LOCATIONS NORTHWEST OF A LINE FROM SONORA TO BROOKSMITH RECEIVED 
LESS THAN ONE QUARTER OF AN INCH FOR THE MONTH. TEMPERATURES 
AVERAGED SLIGHTLY BELOW NORMAL IN APRIL. 

AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR APRIL 
WAS 64.4 DEGREES. THIS WAS 0.2 DEGREES BELOW THE NORMAL AVERAGE 
TEMPERATURE OF 64.6 DEGREES. TOTAL PRECIPITATION FOR APRIL WAS 
ONLY 0.01 INCHES. THIS WAS 1.66 INCHES BELOW THE MONTHLY NORMAL OF 
1.67 INCHES. THIS MARKS THE SECOND DRIEST APRIL ON RECORD AT 
ABILENE.

AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR 
APRIL WAS 64.2 DEGREES. THIS WAS 0.8 DEGREES BELOW THE NORMAL 
AVERAGE TEMPERATURE OF 65.0 DEGREES. TOTAL PRECIPITATION FOR 
APRIL WAS ONLY 0.03 INCHES. THIS WAS 1.57 INCHES BELOW THE MONTHLY 
NORMAL OF 1.60 INCHES. THIS RANKS AS THE THIRD DRIEST APRIL ON
RECORD FOR SAN ANGELO.


...APRIL 2005 WEATHER HIGHLIGHTS...

FAIR AND SEASONABLY WARM CONDITIONS PREVAILED IN WEST CENTRAL TEXAS 
THROUGH THE FIRST HALF OF APRIL. DRY AIRMASSES OCCUPIED THE REGION
AND HUMIDITY VALUES WERE LOW FOR THIS TIME OF YEAR.  

A STORM SYSTEM MOVED INTO THE SOUTHERN AND CENTRAL PLAINS ON THE
5TH AND 6TH...AND BROUGHT STRONG GUSTY WINDS TO WEST CENTRAL TEXAS.
WINDS GUSTS OVER 40 MPH OCCURRED ACROSS MUCH OF THE REGION ON 
THESE DAYS. PEAK GUSTS OF 43 MPH AT ABILENE AND 48 MPH AT SAN 
ANGELO WERE RECORDED ON THE 5TH. THE PASSAGE OF A DRYLINE ON THE 
5TH BROUGHT VERY DRY AIR INTO WEST CENTRAL TEXAS. RELATIVE HUMIDITY
VALUES FELL TO 13 PERCENT IN SAN ANGELO AND 14 PERCENT IN ABILENE.

EXCEPT FOR A FEW OCCASIONS DURING THE SECOND HALF OF APRIL...
DRY AIRMASSES CONTINUED TO PREVAIL OVER WEST CENTRAL TEXAS. 

LOW LEVEL MOISTURE AND HUMIDITY GRADUALLY INCREASED ACROSS THE 
REGION FROM THE 15TH TO 20TH. WITH THE APPROACH OF A DRYLINE...
NUMEROUS STRONG TO SEVERE THUNDERSTORMS OCCURRED ON THE EVENING OF
THE 21ST. A WEAK TORNADO WAS REPORTED JUST NORTH OF WALL IN TOM 
GREEN COUNTY. SEVERAL STORMS PRODUCED LARGE HAIL...RANGING FROM 
PENNY TO QUARTER SIZE. LOCALLY HEAVY RAINFALL ACCOMPANIED THE
STORMS. RAINFALL AMOUNTS OF 1 TO 3 INCHES OCCURRED AT SCATTERED
LOCATIONS SOUTHEAST OF A LINE FROM BIG LAKE TO ABILENE...AND TO
THE NORTHWEST OF A LINE FROM JUNCTION TO BROWNWOOD.      

AN UPPER LEVEL DISTURBANCE BROUGHT SCATTERED SHOWERS AND A FEW
THUNDERSTORMS TO WEST CENTRAL TEXAS FROM THE 24TH TO THE POST-
MIDNIGHT HOURS OF THE 25TH. RAINFALL AMOUNTS WERE GENERALLY LESS 
THAN ONE QUARTER OF AN INCH.

AN UPPER LEVEL DISTURBANCE AND COLD FRONT BROUGHT SCATTERED
SHOWERS AND THUNDERSTORMS SOUTHEAST OF A LINE FROM BROWNWOOD TO
OZONA DURING THE LATE EVENING AND OVERNIGHT HOURS OF THE 29TH 
AND 30TH. A FEW LOCATIONS RECEIVED ONE HALF TO ONE INCH OF RAIN.
A FEW LIGHT RAINSHOWERS ALSO OCCURRED IN THE BIG COUNTRY...WHERE
AMOUNTS WERE LESS THAN ONE TENTH OF AN INCH. 

A STRONG COLD FRONT PUSHED SOUTH ACROSS WEST CENTRAL TEXAS ON 
THE 29TH.  HIGH TEMPERATURES ON THE 30TH WERE IN THE UPPER 60S
TO LOWER 70S...AFTER HAVING BEEN IN THE 90 TO 95 DEGREE RANGE 
ON THE 28TH. 

$$