DAILY DISCUSSION AND CLIMATE SUMMARY THURSDAY, SEPTEMBER 12, 2013 ALL TIMES ARE IN EASTERN STANDARD TIME   MAXIMUM TEMP. YESTERDAY TIED RECORD OF 93F SET BACK IN 1983   Yesterday we were able to tie the daily record high of 93F with a recorded 93.2F at 2:18 P.M. This morning low was 68F degrees and we miss tying the record min max of 69 by 1 degree. Yesterday was the first day we hit 90F or above since July 20th (93F max).It breaks a 52 day steak of being below 90F degrees.   TRIPLE "H" WEATHER....HOT, HAZY, and HUMID   Today the hot and humid weather continues. This morning 7am ob. was a warm 69.3 degrees with a dew point of 69. The humid conditions gave us fog on the summit obscuring any view. The fog was able to break into this afternoon, to give us hazy sun. Later in the afternoon towering cumulonimbus cloud tops were visible in the distance NW producing showers. These showers should move in later today/tonight.     Today’s Observations:   7 A.M. Weather: Sky obscured by fog Temperature: 69F; Dew Point: 69F; Wind: S at 11 kts. Sea-level pressure: 29.93 ins Hg, falling slightly Visibility: 1/8 mile, variable 1/16 to 1/4 mile, heavy fog 24-hr precip: 0.00 6-hr min. temp: 68F BHO SA 1155 W2 X 1/8VF 134/69/69/1811/993/ STRA DRFTG OVR SMT VSBY 1/16V1/4/ 8//// 56006 10071 20068   10 A.M. Weather: Scattered cirrus, few lower cirrus, cumulonimbus top distance WNW, cirrus layer SE Temperature: 80F; Dew Point: 71F; Wind: S at 14 kts, Sea-level pressure: 29.88 ins. Hg, falling, then falling more rapidly Visibility: 8 miles, hazy BHO SA 1455 250 SCT 8 117/80/71/1914/988/ FEW SC FRMG SW-N CB TOP DSNT WNW FEW LWR DNS CI VC CI LYR SE HAZY ALQDS/  8/503 58017   1 P.M. Weather: Scattered dense cirrus (2 levels), cumulus few moderate cumulus all quadrants, cumulonimbus tops distant NW-N  Temperature: 84F; Dew Point: 71F; Wind: S at 14G25 kts Sea-level pressure: 29.81 ins. Hg, falling then more rapidly  Visibility:  12 miles, hazy 6-hr max. temp: 85F BHO SA 1755 220 SCT 250 –BKN 300 –BKN 12 096/84/71/1814G25/981/ CU/FEW MDT CU ALQDS CB TOPS DSNT NW-N PTCHS DNS CI ALQDS/ 8/203 58021 10085 20069     WEATHER SUMMARY FOR WEDNESDAY, SEPTEMBER 11, 2013   TEMPERATURE (DEGREES F) MAX....93 NORMAL....74 MIN....68 NORMAL....57 MEAN...81 NORMAL....65   DEPARTURE FROM 30-YEAR NORMAL..............+16 TOTAL DEPARTURE FOR THE MONTH...............-2 [-0.4 DEGREES/DAY]   COOLING DEGREE DAYS (SEASON JAN TO DEC) TOTAL COOLING UNITS FOR YESTERDAY..........16   DEPARTURE.....+14 TOTAL COOLING UNITS FOR THE MONTH..........39  DEPARTURE.....+04 TOTAL COOLING UNITS FOR THE SEASON........679  DEPARTURE....+107 TOTAL COOLING UNITS LAST SEASON TO DATE...754  DIFFERENCE....-75   PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY.............25 SW  AT 03:26 P.M. AERO.............27 SW  AT 03:27 P.M. ASOS.............26 SW  AT 03:27 P.M. DAVIS.............26 SW  AT 03:26 P.M. RMY N/A(POWER OUTAGE) FASTEST MILE FOR YESTERDAY...............19 SSW AT 07:55 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE............18 SW  AT 09:27 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE...........19 SSW AT 07:56 P.M. AVERAGE WIND SPEED AND DIRECTION.......12.2 SW                           ASOS.........11.9                          DAVIS.........11.8 SW [215 degrees]   PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M.....0.00  DEPARTURE.....-0.13                                  ASOS.......0.00 TOTAL PRECIPITATION FOR THE MONTH...........2.86   DEPARTURE.....+1.50                                  ASOS.......2.99 TOTAL PRECIPITATION FOR THE YEAR...........40.87   DEPARTURE.....+4.49                                  ASOS........N/A*   *ASOS malfunctioned during storm on 2/8-9, leading to erroneous totals   PRELIMINARY CLIMATE SUMMARY FOR SEPTEMBER 2013 CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane wind recording system gust RMY: RMY = R.M. Young wind gust recording system added 8/9/2011 TSTM: Thunderstorm day (thunder heard some time during day) ...: Data not yet available, records not finalized   9/1  76/67/72/+4/2.32/008/01  33 S AERO 39 MPH S RMY 38 TSTM 9/2  79/67/73/+5/0.43/056/07  30 SSE AERO 33 MPH SSE RMY N/A TSTM 9/3  79/61/70/+3/0.00/219/28  28 S AERO 29 MPH S RMY 30 TSTM 9/4  78/57/68/+1/0.00/733/94  24 W AERO 25 MPH W RMY 25 9/5  66/51/59/-8/0.08/179/23  20 NNE AERO 20 MPH NNE RMY 21 9/6  68/46/57/-10/0.00/751/97 18 WSW AERO 17 MPH WSW RMY N/A 9/7  78/51/65/-1/0.00/594/77  20 WSW AERO 21 MPH WSW RMY 21 9/8  74/50/62/-4/0.00/646/84  31 NW AERO 33 MPH NW  RMY 32 9/9  69/47/58/-8/T/.../529/69  23 SW AERO 23 MPH SSW RMY N/A 9/10 73/56/65/0/0.03/007/01   30 S  AERO 32 MPH S   RMY 33 9/11 93/68/81/+14/0.00/654/86 25 SW AERO 27 MPH SW  RMY N/A (POWER OUTAGE)   9/12 morning low temp: 68F; the normal low is now 56F   DAILY RECORDS FOR SEPTEMBER 2013 9/1 – NEW DAILY RECORD MAXIMUM PRECIPITATION OF 2.32 INCHES; surpasses previous record of 1.60 inches set in 1927 9/11 - TIED DAILY RECORD MAXIMUM HIGH OF 93F with record set in 1983   DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated):   RECORDS FOR SEPTEMBER 12 HIGH 92F IN 1961 LOW 42F IN 1958,1967,1985 PRECIP 2.79 INCHES IN 1960 (HURRICANE DONNA) PEAK GUST 140 MPH SSE IN 1960 (HURRICANE DONNA)   RECORDS FOR SEPTEMBER 13 HIGH 91F IN 1957 LOW 40F IN 1985 PRECIP 3.10 INCHES IN 1987 PEAK GUST 44 MPH WNW IN 1986   TODAY’S REPORT PREPARED BY: Robert Skilling and Kevin Pecora