000 CDUS46 KMTR 211213 CLISFO CLIMATE REPORT NATIONAL WEATHER SERVICE IN SAN FRANCISCO 510 AM PDT THU SEP 21 2006 ................................... ...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2006... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1927 TO 2006 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 79 1245 PM 102 1939 73 6 67 MINIMUM 52 444 AM 45 1928 55 -3 55 AVERAGE 66 64 2 61 PRECIPITATION (IN) YESTERDAY T 0.08 2005 0.01 -0.01 0.08 MONTH TO DATE T 0.10 -0.10 0.08 SINCE JUL 1 T 0.20 -0.20 0.08 SINCE JAN 1 15.26 13.59 1.67 16.34 SNOWFALL (IN) YESTERDAY 0.0 MONTH TO DATE 0.0 SINCE SEP 1 0.0 SINCE JUL 1 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 2 -2 4 MONTH TO DATE 60 40 20 67 SINCE SEP 1 60 40 20 67 SINCE JUL 1 172 173 -1 159 COOLING YESTERDAY 1 1 0 0 MONTH TO DATE 9 28 -19 1 SINCE SEP 1 9 28 -19 1 SINCE JAN 1 144 112 32 49 .................................................................. WIND (MPH) HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 8.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 600 AM LOWEST 24 200 PM AVERAGE 54 .......................................................... THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 73 102 1939 MINIMUM TEMPERATURE (F) 55 45 1955 SUNRISE AND SUNSET SEPTEMBER 21 2006.....SUNRISE 656 AM PDT SUNSET 708 PM PDT SEPTEMBER 22 2006.....SUNRISE 657 AM PDT SUNSET 706 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && --------------------------------------------------------------------- TEMPERATURE SUMMARIES FOR SELECTED LOCATIONS NATIONAL WEATHER SERVICE SAN FRANCISCO CA 530 AM PDT THU SEP 21 2006 TEMPERATURE CLIMATOLOGY FOR SEP 21 2006. -------------------------------------------------------------------- SEP SEP SEP HIGHEST LOWEST RECORDS SET ON 20 21 21 SINCE SINCE SEP 21 HI LO NORMS JAN 1 JUL 1 HI YEAR LO YEAR -------------- ----- ----- --------- --------- ------- ------- SAN FRANCISCO 76 55 72 56 87 JUL 22 50 JUL 07 99 1928 50 1899 SFO AIRPORT 79 57 73 55 97 JUL 22 50 SEP 16 102 1939 45 1955 OAKLAND 81 58 74 58 94 JUL 22 52 SEP 16 96 2003 53 2004 OAKLAND AIRPOR 81 53 73 57 98 JUL 22 49 SEP 20 100 1939 46 1941 MOFFETT FIELD 83 56 75 57 100 JUL 22 50 SEP 16 97 2003 48 1960 SAN JOSE 83 58 82 56 104 JUL 23 52 SEP 16 101 1939 43 ---- SANTA ROSA 86 53 82 52 105 JUL 22 44 SEP 16 105 1939 35 1924 -------------------------------------------------------------------- HIGHS AND LOWS FOR TODAY WILL BE IN THE AFTERNOON REPORT. ALL NORMALS ARE 1971-2000 AVERAGE EXCEPT MOFFETT NAS WHICH IS A 1961-1990 AVERAGE. ..................................................................... PRECIPITATION DATA FOR SELECTED LOCATIONS NATIONAL WEATHER SERVICE SAN FRANCISCO CA 530 PM PDT WED SEP 20 2006 PRECIPITATION DATA AS OF 5 PM FOR SELECTED CALIFORNIA LOCATIONS ------------------------------------------------------------------- NORMALS ARE LAST JUL 1- JUL 1- JUL 1- JUL 1- 1971-2000 24 SEP 20 SEP 20 SEP 20 JUN 30 AVERAGES. HOURS 2006 PON 2005 PON NORMAL NORMAL -------------- ----- ----------- ----------- ------ ------ BAKERSFIELD 0.00 0.00 0 0.02 15 0.13 6.49 EUREKA 0.00 0.08 8 0.20 19 1.05 38.10 FRESNO 0.00 0.00 0 0.00 0 0.18 11.23 OAKLAND 0.00 0.00 0 0.00 0 0.35 22.94 REDDING 0.00 0.04 8 0.01 2 0.50 33.52 SACRAMENTO 0.00 0.00 0 0.00 0 0.30 19.87 SFO AIRPORT 0.00 0.00 0 0.08 40 0.20 20.10 SAN FRANCISCO 0.00 0.00 0 0.03 10 0.31 22.28 SAN JOSE 0.00 0.00 0 0.01 4 0.26 15.08 SANTA ROSA 0.00 0.01 2 0.04 9 0.44 31.01 LOS ANGELES 0.00 0.00 0 0.29 81 0.36 15.14 SAN DIEGO 0.00 0.05 22 0.11 48 0.23 10.77 ------------------------------------------------------------------- PON - PERCENT OF NORMAL FOLLOWS THE JUL 1 - SEP 20 AMOUNTS. TRACE AMOUNTS ARE LISTED AS TRACE. SACRAMENTO DATA REFLECTS DOWNTOWN SACRAMENTO. $$