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 755 PM CST TUE OCT 31 2000 ...ABILENE RECORDS ITS 6TH WETTEST OCTOBER ON RECORD... ...ABOVE NORMAL AND MUCH NEEDED RAINFALL OCCURRED OVER WEST CENTRAL TEXAS DURING OCTOBER... A SIGNIFICANT CHANGE TO A WETTER PATTERN DEVELOPED DURING OCTOBER...AND MANY LOCATIONS RECEIVED SEVERAL INCHES OF RAIN FOR THE MONTH. AT ABILENE REGIONAL AIRPORT...THE TOTAL RAINFALL FOR OCTOBER WAS 7.01 INCHES. THIS WAS 4.50 INCHES ABOVE THE MONTHLY NORMAL RAINFALL OF 2.51 INCHES. THIS MARKED THE 6TH WETTEST OCTOBER ON RECORD FOR ABILENE. AT SAN ANGELO REGIONAL AIRPORT...THE TOTAL OCTOBER RAINFALL WAS 3.61 INCHES. THIS WAS 1.21 INCHES ABOVE THE MONTHLY NORMAL OF 2.40 INCHES. TEMPERATURES AVERAGED CLOSE TO NORMAL FOR THE MONTH AT BOTH ABILENE AND SAN ANGELO. AT ABILENE...THE MONTHLY AVERAGE TEMPERATURE FOR OCTOBER WAS 67.0 DEGREES. THIS WAS 0.6 DEGREE ABOVE THE MONTHLY NORMAL AVERAGE OF 66.4 DEGREES. AT SAN ANGELO...THE OCTOBER MONTHLY AVERAGE TEMPERATURE WAS 66.5 DEGREES. THIS WAS 0.3 DEGREE ABOVE THE NORMAL MONTHLY AVERAGE OF 66.2 DEGREES. ...OCTOBER 2000 WEATHER HIGHLIGHTS... ABUNDANT RAINFALL OCCURRED OVER WEST CENTRAL TEXAS DURING OCTOBER...DUE TO A SIGNIFICANT CHANGE IN THE WEATHER PATTERN. NUMEROUS STORM SYSTEMS MOVED EAST INTO THE SOUTHERN PLAINS AND WEST TEXAS...AND INTERACTED WITH A PERSISTENTLY MOIST AIRMASS OVER THE REGION. THIS RESULTED IN HEAVY RAINFALL OVER LARGE AREAS ON SEVERAL DAYS DURING THE MONTH. IN ADDITION TO ALLOWING AREA RESERVOIRS TO GAIN WATER...THE HEAVY RAIN ALSO CAUSED FLASH FLOODING. ON THE 17TH...MUCH OF THE ABILENE AREA RECEIVED 5 TO 7 INCHES OF RAINFALL. THIS CAUSED MAJOR STREET FLOODING...ALONG WITH THE FLOODING OF SEVERAL UNDERPASSES AND LOW WATER CROSSINGS. WIDESPREAD HEAVY RAIN FELL FROM THE EVENING OF THE 23RD INTO THE EARLY MORNING HOURS OF THE 24TH. THE HEAVIEST AMOUNTS INCLUDED... A BAND OF 3 TO 5 INCHES OVER THE NORTHERN AND WESTERN CONCHO VALLEY 2 TO 6 INCHES OVER MUCH OF CROCKETT COUNTY 2 TO 4 INCHES OVER PARTS OF THE HEARTLAND...NORTHWEST HILL COUNTRY...AND BIG COUNTRY NUMEROUS ROADS WERE FLOODED IN THESE AREAS...ALONG WITH STREET FLOODING IN THE CITIES OF ABILENE AND SAN ANGELO. RIVER FLOODING OCCURRED ALONG THE LLANO RIVER AT MASON...THE SOUTH LLANO RIVER AT JUNCTION...THE SPRING CREEK NEAR TANKERSLEY...THE MIDDLE CONCHO RIVER ABOVE TANKERSLEY...AND THE NORTH CONCHO RIVER AT CARLSBAD. DURING THE LATE EVENING HOURS OF THE 28TH INTO THE EARLY MORNING HOURS OF 29TH...2 TO 4 INCHES OF RAIN OVER BROWN COUNTY CAUSED SIGNIFICANT STREET FLOODING IN BROWNWOOD...ALONG WITH THE FLOODING OF SOME APARTMENTS. THE VAST MAJORITY OF STORMS WHICH OCCURRED DURING OCTOBER PRODUCED HEAVY RAIN...WITH VERY LITTLE IN THE WAY OF SEVERE WEATHER. ON THE EVENING OF THE 28TH...A TORNADO WAS SIGHTED BY A STORM CHASER IN SOUTHERN SUTTON COUNTY... ABOUT 23 MILES SOUTHEAST OF SONORA. NO DAMAGE WAS REPORTED FROM THIS TORNADO. THE STORMS WHICH PRODUCED THE FLASH-FLOODING RAINFALL IN ABILENE ON THE 17TH ALSO PRODUCED NICKEL SIZED HAIL. WITH A HOT AIRMASS OVER THE REGION AT THE BEGINNING OF THE MONTH...A HIGH TEMPERATURE RECORD (99 DEGREES) WAS TIED IN ABILENE ON THE 2ND. A VERY SHARP CHANGE IN TEMPERATURES OCCURRED EARLY IN THE MONTH WHEN A COUPLE OF STRONG COLD FRONTS MOVED SOUTH THROUGH WEST CENTRAL TEXAS. AN UNUSUALLY COOL AIRMASS RESIDED OVER WEST CENTRAL TEXAS AFTER A FRONTAL PASSAGE LATE ON THE 5TH AND EARLY ON THE 6TH. DURING THE FEW DAYS FOLLOWING THIS FRONTAL PASSAGE...TEMPERATURES AVERAGED 20 TO 25 DEGREES BELOW NORMAL...WITH DAYTIME READINGS ONLY IN THE 40S AND 50S. RECORD LOW TEMPERATURES WERE TIED AT SAN ANGELO AND ABILENE ON THE 7TH.