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 1124 PM CST WED DEC 5 2007 ...ABILENE RECORDED ITS 3RD HIGHEST NOVEMBER TOTAL SNOWFALL... ...TEMPERATURES AVERAGED ABOVE NORMAL ACROSS WEST CENTRAL TEXAS IN NOVEMBER... TOTAL PRECIPITATION FOR NOVEMBER RANGED FROM NEAR NORMAL TO BELOW NORMAL ACROSS WEST CENTRAL TEXAS. THE GREATEST PRECIPITATION AMOUNTS FOR THE MONTH (2 TO 3 INCHES) OCCURRED ACROSS PARTS OF THE HEARTLAND...NORTHWEST HILL COUNTRY AND SOUTHERN SUTTON COUNTY. THE LEAST AMOUNT OF PRECIPITATION (LESS THAN ONE HALF INCH) OCCURRED AT SCATTERED LOCATIONS TO THE SOUTH OF SAN ANGELO...AND ACROSS THE FAR NORTHERN BIG COUNTRY. AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR NOVEMBER WAS 56.8 DEGREES. THIS WAS 3.1 DEGREES ABOVE THE NORMAL AVERAGE TEMPERATURE OF 53.7 DEGREES. TOTAL PRECIPITATION FOR ABILENE IN NOVEMBER WAS 1.03 INCHES. THIS WAS 0.27 INCHES BELOW THE MONTHLY NORMAL OF 1.30 INCHES. ABILENE RECORDED 6.6 INCHES OF SNOWFALL IN NOVEMBER. THIS MARKS THE 3RD HIGHEST SNOWFALL TOTAL ON RECORD FOR THE MONTH OF NOVEMBER AT ABILENE. AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR NOVEMBER WAS 57.7 DEGREES. THIS WAS 3.7 DEGREES ABOVE THE NORMAL AVERAGE TEMPERATURE OF 54.0 DEGREES. TOTAL PRECIPITATION FOR SAN ANGELO IN NOVEMBER WAS 0.89 INCHES. THIS WAS 0.21 INCHES BELOW THE MONTHLY NORMAL OF 1.10 INCHES. A TRACE OF SNOW WAS RECORDED IN SAN ANGELO IN NOVEMBER. NOVEMBER 2007 WEATHER HIGHLIGHTS... DURING THE FIRST THREE WEEKS OF NOVEMBER...A DRY AND WARMER THAN NORMAL PATTERN PREVAILED. WITH THE INFLUENCE OF A HIGH PRESSURE SYSTEM ALOFT...TEMPERATURES WERE WELL ABOVE NORMAL FROM THE 5TH TO THE 14TH. ON THE 5TH...RECORD HIGH TEMPERATURES OF 90 DEGREES AT ABILENE AND 91 AT SAN ANGELO WERE SET. FOR BOTH LOCATIONS...THESE HIGH TEMPERATURES WERE JUST 2 DEGREES BELOW THE RECORD HIGHS FOR THE MONTH OF NOVEMBER. A LARGE GRASSFIRE OCCURRED ABOUT 25 NORTHWEST OF SAN ANGELO ON THE LATE AFTERNOON OF THE 5TH...AS A COLD FRONT DROPPED SOUTH ACROSS THE REGION. WITH THE GUSTY NORTH WINDS BEHIND THE FRONT...THE GRASSFIRE SPREAD SOUTH TO HIGHWAY 87 AND NECESSITATED ITS CLOSURE FOR ABOUT AN HOUR. ABILENE RECORDED 6.6 INCHES OF SNOW IN NOVEMBER. THIS MARKS THE 3RD HIGHEST NOVEMBER SNOWFALL TOTAL ON RECORD FOR ABILENE. A WEAK UPPER LEVEL DISTURBANCE BROUGHT A FEW LIGHT RAINSHOWERS TO SOUTHEASTERN SECTIONS OF WEST CENTRAL TEXAS ON THE 11TH. RAINFALL AMOUNTS WERE GENERALLY LESS THAN ONE TENTH OF AN INCH. WITH A CHANGE IN THE PATTERN...A MUCH COLDER AIRMASS INVADED THE REGION FOLLOWING A STRONG COLD FRONTAL PASSAGE ON THE 21ST. THE FIRST FREEZE OF THE AUTUMN SEASON OCCURRED ON THE 22ND (EARLY THANKSGIVING MORNING) ACROSS THE AREA NORTH OF AN OZONA TO BROWNWOOD LINE...WHEN LOW TEMPERATURES IN THE UPPER 20S TO LOWER 30S WERE RECORDED. THE COLD AIRMASS REMAINED OVER WEST CENTRAL TEXAS INTO THE THANKSGIVING HOLIDAY WEEKEND. WITH CLOUDY SKIES FROM THE 22ND THROUGH 25TH...DAILY HIGH TEMPERATURES RANGED FROM THE UPPER 30S TO MID 40S. AN UPPER LEVEL DISTURBANCE MOVED RAPIDLY EAST INTO THE REGION FROM NEW MEXICO ON THANKSGIVING DAY (22ND) AND BROUGHT SNOW TO THE BIG COUNTRY. A BAND OF SNOWFALL IN THE 2 TO 4 INCH RANGE OCCURRED ACROSS MUCH OF THE BIG COUNTRY. ABILENE REPORTED 3.1 INCHES OF SNOW. AMOUNTS OF 4 TO 6 INCHES WERE REPORTED IN NOLAN COUNTY. TEMPERATURES REMAINED JUST BELOW FREEZING ACROSS THE BIG COUNTRY... AND THE SNOWFALL CREATED HAZARDOUS TRAVEL CONDITIONS. A NUMBER OF TRAFFIC ACCIDENTS WERE REPORTED. A SECOND STORM SYSTEM MOVED NORTHEAST FROM NORTHERN MEXICO INTO WEST CENTRAL TEXAS ON THE 25TH. THIS SYSTEM BROUGHT WIDESPREAD PRECIPITATION (RAIN...SLEET AND SNOW). RAIN OCCURRED ACROSS THE REGION ON THE 24TH INTO THE EARLY MORNING HOURS OF THE 25TH. FOR THE BIG COUNTRY AND CONCHO VALLEY...AS THIS STORM SYSTEM ENTERED THE AREA AND WAS ACCOMPANIED BY COLDER AIR ALOFT...THE RAIN MIXED WITH SLEET AND SNOW BEFORE BECOMING ALL SNOW ON THE 25TH. WITH THE EXCEPTION OF CROCKETT COUNTY...THE PRECIPITATION REMAINED AS RAIN ACROSS THE EASTERN AND SOUTHERN PARTS OF WEST CENTRAL TEXAS. SNOWFALL ACCUMULATED ACROSS THE BIG COUNTRY AND NORTHWESTERN CONCHO VALLEY ON THE 25TH. SNOWFALL AMOUNTS OF 2 TO 4 INCHES OCCURRED ACROSS SOUTHERN THROCKMORTON AND SOUTHERN HASKELL COUNTIES...AND ACROSS MUCH OF JONES AND TAYLOR COUNTIES. ABILENE RECORDED 3.5 INCHES OF SNOW. THE HEAVIEST SNOWFALL (IN THE 4 TO 7 INCH RANGE) AFFECTED FISHER AND NOLAN COUNTIES. TOTAL LIQUID PRECIPITATION AMOUNTS (FROM THE 22ND THROUGH 25TH) WERE IN THE 1.5 TO 2.5 INCH RANGE ACROSS SOUTHEAST AND SOUTHERN SECTIONS OF WEST CENTRAL TEXAS. ACROSS THE REMAINDER OF THE REGION THE AMOUNTS RANGED FROM ONE HALF TO ONE INCH. THIS WAS A MUCH NEEDED PRECIPITATION EVENT AS THE AREA HAD NOT RECEIVED MEASURABLE PRECIPITATION SINCE OCTOBER 22ND. THE WEATHER PATTERN WAS MORE TRANQUIL DURING THE LAST SEVERAL DAYS OF THE MONTH WITH DRY AND WARMER CONDITIONS. $$