RECORD EVENT REPORT NATIONAL WEATHER SERVICE SEATTLE WA 340 AM PDT TUE OCT 21 2003 ...THE WETTEST DAY IN SEATTLE WEATHER HISTORY...SINCE 1891... ...RECORD RAINFALL IN WESTERN WASHINGTON ON MONDAY OCT 20TH... NUMEROUS DAILY RAINFALL RECORDS WERE BROKEN ACROSS WESTERN WASHINGTON TODAY. SEA-TAC AIRPORT ALSO EXCEEDED ITS ALL-TIME DAILY RAINFALL RECORD. A SUMMARY OF RAINFALL RECORDS BROKEN FOLLOWS: LOCATION MONDAY RAINFALL PREVIOUS RECORD / YEAR SHELTON 7.20 INCHES 1.55 INCHES / 1966 HOQUIAM 5.39 INCHES 0.93 INCHES / 1956 SEA-TAC AIRPORT 5.02 INCHES 1.27 INCHES / 1956 OLYMPIA 4.12 INCHES 1.69 INCHES / 1956 NOAA SANDPOINT 3.59 INCHES 0.85 INCHES / 2000 PORT ANGELES 2.36 INCHES 1.67 INCHES / 1956 STAMPEDE PASS 2.28 INCHES 1.65 INCHES / 1946 BELLINGHAM 1.40 INCHES 0.55 INCHES / 1978 THE ALL-TIME WETTEST DAY AT SEA-TAC WAS 11/20/1959 WITH 3.41 INCHES. THE ALL-TIME WETTEST DAY AT OLYMPIA IS 11/19/1962 WITH 4.33 INCHES...MONDAY RANKS AS THE SECOND WETTEST DAY IN HISTORY AT OLYMPIA. THE GREATEST 24 HOUR PRECIPITATION AT SEA-TAC WAS 3.74 INCHES SET ON OCTOBER 5TH AND 6TH IN 1981. THE GREATEST 24 HOUR PRECIPITATION AT THE FEDERAL BUILDING IN SEATTLE WAS 3.52 INCHES ON DECEMBER 11TH AND 12TH IN 1921. OTHER NOTABLE RAINFALL AMOUNTS ON MONDAY...UNKNOWN AT THIS TIME IF THESE AMOUNTS ARE RECORDS. RENTON 4.48 INCHES FRIDAY HARBOR 1.77 INCHES BOEING FIELD 4.04 INCHES PAINE FIELD 1.79 INCHES