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 515 PM CST WED DEC 1 2004 ...SECOND WETTEST NOVEMBER ON RECORD FOR ABILENE AND SAN ANGELO... RAINFALL WAS WELL ABOVE NORMAL ACROSS WEST CENTRAL TEXAS IN NOVEMBER. THE HEAVIEST RAIN EVENT OCCURRED DURING THE MIDDLE OF THE MONTH. TEMPERATURES AVERAGED NEAR TO SLIGHTLY BELOW NORMAL. AT ABILENE REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR NOVEMBER WAS 53.0 DEGREES. THIS WAS 0.7 DEGREES BELOW THE NORMAL AVERAGE TEMPERATURE OF 53.7 DEGREES. TOTAL PRECIPITATION FOR ABILENE IN NOVEMBER WAS 5.12 INCHES. THIS WAS 3.82 INCHES ABOVE THE MONTHLY NORMAL OF 1.30 INCHES. THIS RANKS AS THE SECOND WETTEST NOVEMBER ON RECORD AT ABILENE. AT SAN ANGELO REGIONAL AIRPORT...THE AVERAGE TEMPERATURE FOR NOVEMBER WAS 53.7 DEGREES. THIS WAS 0.3 DEGREES BELOW THE NORMAL AVERAGE TEMPERATURE OF 54.0 DEGREES. TOTAL PRECIPITATION FOR SAN ANGELO IN NOVEMBER WAS 5.18 INCHES. THIS WAS 4.08 INCHES ABOVE THE MONTHLY NORMAL OF 1.10 INCHES. THIS RANKS AS THE SECOND WETTEST NOVEMBER ON RECORD AT SAN ANGELO. JUNCTION RECORDED 4.38 INCHES OF PRECIPITATION IN NOVEMBER. NOVEMBER 2004 WEATHER HIGHLIGHTS... AT THE BEGINNING OF THE MONTH...AN UPPER LEVEL STORM SYSTEM MOVED ACROSS WEST TEXAS FROM NEW MEXICO. THE APPROACH OF THIS SYSTEM BROUGHT NUMEROUS SHOWERS AND THUNDERSTORMS TO WEST CENTRAL TEXAS ON THE EVENING OF THE 1ST. A COUPLE OF STORMS OVER SOUTHERN SECTIONS PRODUCED SMALL HAIL. THE RAIN CONTINUED INTO THE 2ND OVER MAINLY NORTHERN SECTIONS...AS THE STORM SYSTEM STALLED OVER WEST TEXAS. RAINFALL FROM THIS SYSTEM WAS HEAVIEST OVER THE HEARTLAND AND BIG COUNTRY...WHERE SCATTERED LOCATIONS RECEIVED FROM ONE HALF INCH TO 1.5 INCHES. THE FIRST FROST OF THE AUTUM SEASON OCCURRED ON THE EARLY MORNING OF THE 4TH...AS A HIGH PRESSURE SYSTEM WITH COLD AIR SETTLED OVER WEST CENTRAL TEXAS. A LIGHT FREEZE OCCURRED AT A FEW LOCATIONS (INCLUDING BROWNWOOD...SONORA...AND JUNCTION) WITH LOW TEMPERATURES AT OR SLIGHTLY BELOW 32 DEGREES. THE FIRST OCCURRENCE OF A LOW TEMPERATURE OF 32 DEGREES OR BELOW OCCURRED AT ABILENE ON THE 30TH...AND AT SAN ANGELO ON THE 12TH. A LIGHT FREEZE AFFECTED MANY AREAS OF WEST CENTRAL TEXAS ON A FEW OCCASIONS DURING NOVEMBER. A SIGNIFICANT AND WIDESPREAD HEAVY RAIN EVENT OCCURRED FROM THE 13TH THROUGH THE 16TH. A STRONG STORM SYSTEM SLOWLY APPROACHED TEXAS FROM NORTHWESTERN MEXICO. A SERIES OF UPPER LEVEL DISTURBANCES MOVED INTO THE REGION AHEAD OF THE MAIN STORM SYSTEM...AND INTERACTED WITH ABUNDANT MOISTURE IN THE AREA. THIS RESULTED IN SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS WITH HEAVY RAINFALL. RAINFALL AMOUNTS FROM THIS EVENT OF 4 TO 7 INCHES WERE COMMON. THE HEAVY RAIN CAUSED FLOODING OF ROADS IN CROCKETT AND KIMBLE COUNTIES. STREET FLOODING WAS REPORTED IN COLEMAN...AND FLOODING WAS REPORTED ALONG THE SAN SABA RIVER IN SAN SABA COUNTY. WITH THE WIDESPREAD COVERAGE OF HEAVY RAIN...A CONSIDERABLE AMOUNT OF RUNOFF INTO AREA LAKES AND STREAMS OCCURRED. THIS RESULTED IN MAJOR FLOODING ALONG THE LLANO RIVER NEAR JUNCTION...WHICH IMPACTED THE SOUTH LLANO STATE PARK WITH EXTENSIVE LOWLAND FLOODING. MODERATE FLOODING OCCURRED ALONG THE LLANO RIVER NEAR MASON...AND ALONG THE SAN SABA RIVER AT SAN SABA. MINOR FLOODING OCCURRED ALONG THE COLORADO RIVER ABOVE SILVER. THE RUNOFF INCREASED THE WATER LEVELS ON THE AREA RESERVOIRS. ANOTHER STRONG STORM SYSTEM BROUGHT SEVERE WEATHER AND ADDITIONAL RAIN TO WEST CENTRAL TEXAS. UPPER LEVEL DISTURBANCES MOVED INTO THE REGION AHEAD OF THE MAIN STORM SYSTEM AND BROUGHT ROUNDS OF RAIN AND THUNDERSTORMS. THIS SYSTEM TRACKED A LITTLE FARTHER NORTH THAN THE PREVIOUS STORM SYSTEM...AND THE MOISTURE WAS NOT AS PLENTIFUL. AS A RESULT THE RAINFALL WAS NOT AS HEAVY AS WITH THE PREVIOUS SYSTEM. RAINFALL AMOUNTS OF ONE HALF TO ONE INCH WERE COMMON WITH SCATTERED ONE TO TWO INCH AMOUNTS. A FEW SEVERE STORMS...WITH LARGE HAIL AND DAMAGING WINDS...MOVED RAPIDLY NORTHEAST ACROSS THE CONCHO VALLEY AND NORTHERN HEARTLAND...AS THE MAIN STORM SYSTEM TRACKED INTO THE REGION. THESE STORMS PRODUCED NICKEL SIZE HAIL IN SAN ANGELO AND ALBANY...PING PONG BALL TO GOLFBALL SIZE HAIL IN BROWN COUNTY. A 60 MPH WIND GUST WAS REPORTED IN PAINT ROCK...AND THE SAN ANGELO REGIONAL AIRPORT RECORDED A 51 MPH GUST. WINDS TO 65 MPH DOWNED POWER LINES IN COLEMAN. COLD AIR INVADED THE REGION ON THE 29TH...FOLLOWING A STRONG COLD FRONTAL PASSAGE. AN UPPER LEVEL DISTURBANCE ON THE NIGHT OF THE 29TH BROUGHT A LITTLE RAIN TO THE SOUTHERN HALF OF WEST CENTRAL TEXAS. A LITTLE LIGHT SLEET AND SNOW FELL NORTH OF A LINE FROM SAN ANGELO TO BROWNWOOD...BUT ONLY TRACE AMOUNTS OCCURRED. $$