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 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. $$