A strong, long-duration atmospheric river will bring excessive rainfall, flash flooding, and very strong winds to southwest Oregon and northwest California through Thursday. A High Risk (level 4 of 4) of Excessive Rainfall has been issued. A storm system over the northern Plains will produce locally heavy snow in North Dakota and northwestern Minnesota. Read More >
PUBLIC INFORMATION STATEMENT NATIONAL WEATHER SERVICE SAN ANGELO TX 1103 PM CDT TUE AUG 5 2008 ...3RD DRIEST JULY ON RECORD TIED AT ABILENE... TOTAL PRECIPITATION FOR JULY WAS WELL BELOW NORMAL ACROSS MOST OF WEST CENTRAL TEXAS. A FEW POCKETS IN THE NORTHWESTERN CONCHO VALLEY AND ACROSS SOUTHEASTERN SECTIONS OF THE REGION RECEIVED NEAR TO ABOVE NORMAL AMOUNTS. TEMPERATURES FOR THE MONTH AVERAGED NEAR TO SLIGHTLY ABOVE NORMAL. BELOW AVERAGE NIGHTTIME LOWS IN THE 60S DURING THE FIRST PART OF JULY HELPED TO OFFSET THE EFFECTS OF THE ABOVE NORMAL 100-DEGREE TEMPERATURES WHICH OCCURRED DURING THE MIDDLE AND LATE PARTS OF THE MONTH. THE NUMBER OF DAYS WHERE HIGH TEMPERATURES REACHED 100 DEGREES OR MORE INCLUDE 6 AT ABILENE...9 AT SAN ANGELO... AND 8 AT JUNCTION. AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR JULY WAS 83.4 DEGREES. THIS WAS 0.1 DEGREES BELOW THE NORMAL AVERAGE TEMPERATURE OF 83.5 DEGREES. TOTAL PRECIPITATION FOR JULY WAS ONLY 0.01 INCHES. THIS WAS 1.69 INCHES BELOW THE NORMAL OF 1.70 INCHES. THIS TIED FOR THE 3RD DRIEST JULY ON RECORD AT ABILENE. AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR JULY WAS 83.0 DEGREES. THIS WAS 0.6 DEGREES ABOVE THE NORMAL AVERAGE TEMPERATURE OF 82.4 DEGREES. TOTAL PRECIPITATION FOR JULY WAS 0.19 INCHES. THIS WAS 0.91 INCHES BELOW THE MONTHLY NORMAL OF 1.10 INCHES. JULY 2008 WEATHER HIGHLIGHTS... DURING THE FIRST WEEK OF JULY...WITH A SLIGHTLY UNSTABLE AIRMASS AND SOME MOISTURE OVER THE REGION...WIDELY SCATTERED SHOWERS AND THUNDERSTORMS OCCURRED ACROSS VARIOUS PARTS OF WEST CENTRAL TEXAS. MOST OF THESE OCCURRED ACROSS THE AREA SOUTH OF A LINE FROM STERLING CITY TO RICHLAND SPRINGS. WHERE THESE SHOWERS AND STORMS OCCURRED...RAINFALL AMOUNTS EACH DAY WERE MOSTLY LESS THAN ONE HALF INCH. THE COVERAGE OF SHOWERS AND STORMS INCREASED ACROSS WEST CENTRAL TEXAS ON THE 8TH. GUSTY SOUTH TO SOUTHEAST WINDS ALSO OCCURRED ON THE 8TH. PEAK WIND GUSTS REACHED 46 MPH AT JUNCTION...AND 43 MPH AT ABILENE AND SAN ANGELO. BY THE MIDDLE OF THE MONTH...A HIGH PRESSURE SYSTEM ALOFT EXPANDED ACROSS THE REGION. THIS RESULTED IN A WEATHER PATTERN TYPICAL OF MID-SUMMER ACROSS WEST CENTRAL TEXAS. A FEW SHOWERS AND THUNDERSTORMS OCCURRED ACROSS THE BIG COUNTRY ON THE 13TH...14TH AND 15TH...WHERE MOISTURE RESIDED AND THE HIGH PRESSURE SYSTEM WAS A LITTLE WEAKER. THE RAINFALL AMOUNTS WERE GENERALLY LESS THAN ONE HALF INCH...BUT A FEW LOCATIONS RECEIVED AMOUNTS BETWEEN ONE HALF AND ONE INCH. ISOLATED SHOWERS AND STORMS AFFECTED THE AREA WEST OF A LINE FROM SWEETWATER ON THE 16TH AND 17TH...WITH RAINFALL AMOUNTS LESS TAHN ONE QUARTER OF AN INCH. LATE IN THE MONTH...HURRICANE DOLLY MADE LANDFALL AT THE SOUTHERN TIP OF TEXAS...ACROSS SOUTH PADRE ISLAND AND NEAR BROWNSVILLE...ON THE 23RD. THE REMNANTS OF "DOLLY" TRACKED UP THE LOWER RIO GRANDE VALLEY AND WEST-NORTHWEST INTO MEXICO ON THE 24TH. THIS BROUGHT A MOISTURE INCREASE TO WEST CENTRAL TEXAS...AND RESULTED IN SCATTERED SHOWERS AND THUNDERSTORMS ON THE 23RD AND 24TH. THE SHOWERS AND STORMS WERE MOST NUMEROUS ACROSS THE HEARTLAND...NORTHWEST HILL COUNTRY AND NORTHERN EDWARDS PLATEAU. LOCALLY HEAVY RAINFALL ACCOMPANIED THE SHOWERS AND STORMS. RAINFALL AMOUNTS OF ONE HALF TO ONE INCH OCCURRED AT SCATTERED LOCATIONS SOUTHEAST OF A LINE FROM RICHLAND SPRINGS TO SONORA...AND A FEW LOCATIONS RECEIVED OVER AN INCH. THE CLOUDS AND RAIN HELD TEMPERATURES DOWN INTO THE 80S FOR HIGHS ACROSS THE SOUTHERN PART OF WEST CENTRAL TEXAS ON THE 24TH. HOT AND DRY CONDITIONS PREVAILED DURING THE LAST WEEK OF THE MONTH...AS A HIGH PRESSURE SYSTEM ALOFT STRENGTHENED OVER THE REGION. A WEAK UPPER LEVEL DISTURBANCE BROUGHT SCATTERED SHOWERS AND THUNDERSTORMS TO THE REGION GENERALLY SOUTH OF INTERSTATE 20 AND NORTH OF INTERSTATE 10 ON THE 31ST. PARTS OF FAR WESTERN CROCKETT COUNTY RECEIVED AMOUNTS FROM ONE HALF TO ONE INCH. A FEW OTHER LOCATIONS RECEIVED QUARTER TO HALF INCH RAINFALL AMOUNTS. $$