Climatological Report (Monthly)
Issued by NWS Austin/San Antonio, TX

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000
CXUS54 KEWX 011721 CCB
CLMSAT

CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
1221 PM CDT SUN OCT 1 2017

...................................

...THE SAN ANTONIO CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            97   09/20                         97  09/18
LOWEST             57   09/07                         59  09/30
AVG. MAXIMUM     89.2              90.3    -1.1     91.2
AVG. MINIMUM     69.5              69.1     0.4     72.4
MEAN             79.4              79.7    -0.3     81.8
DAYS MAX >= 90     17                                 23
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           2.80              3.03   -0.23     6.30
DAILY AVG.       0.09              0.10   -0.01     0.21
DAYS >= .01         6                                  6
DAYS >= .10         6                                  4
DAYS >= .50         2                                  3
DAYS >= 1.00        1                                  1
GREATEST
 24 HR. TOTAL    1.27   09/26 TO 09/26

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0

DEGREE_DAYS
HEATING TOTAL       0                 2      -2        0
 SINCE 7/1          0                 2      -2        0
COOLING TOTAL     440               443      -3      513
 SINCE 1/1       3089              2834     255     2939
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    32/140    DATE  09/21
HIGHEST GUST SPEED/DIRECTION    38/150    DATE  09/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

MONTHLY CLIMATE SUMMARY:
SEPTEMBER WAS THE 60TH COOLEST AND 60TH WETTEST SEPTEMBER SINCE
RECORD KEEPING BEGAN.

SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.14 INCHES ON THE 9TH
LOWEST SLP 29.70 INCHES ON THE 13TH

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   SAN ANTONIO
                                          MONTH:     SEPTEMBER
                                          YEAR:      2017
                                          LATITUDE:   29 31 N
                                          LONGITUDE:  98 28 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  92  67  80  -4   0  15 0.00  0.0    0  5.5 14 120   M    M   2        16 120
 2  91  69  80  -3   0  15 0.00  0.0    0  5.7 13 140   M    M   3        17 170
 3  91  68  80  -3   0  15 0.00  0.0    0  6.5 14 120   M    M   3        18 140
 4  91  71  81  -2   0  16 0.00  0.0    0  6.9 18 150   M    M   3        21 150
 5  93  75  84   1   0  19 0.00  0.0    0  4.3 13 100   M    M   6        17 110
 6  87  65  76  -6   0  11 0.00  0.0    0  9.5 20  50   M    M   4        28  40
 7  84  57  71 -11   0   6 0.00  0.0    0  5.4 16 110   M    M   3        23  70
 8  85  62  74  -8   0   9 0.00  0.0    0  6.2 14 100   M    M   3        17  70
 9  86  61  74  -8   0   9 0.00  0.0    0  5.4 16 100   M    M   2        21 110
10  86  65  76  -5   0  11 0.00  0.0    0  6.7 17  70   M    M   1        24  50
11  86  59  73  -8   0   8 0.00  0.0    0  6.2 17  20   M    M   1        22  40
12  94  59  77  -4   0  12 0.00  0.0    0  5.2 14  10   M    M   1        20 340
13  95  61  78  -2   0  13 0.00  0.0    0  6.2 16 130   M    M   5        19 110
14  96  71  84   4   0  19 0.00  0.0    0 10.7 20 120   M    M   3 1      26 130
15  93  73  83   3   0  18 0.00  0.0    0 10.6 20 120   M    M   4        22 130
16  92  74  83   3   0  18 0.00  0.0    0  8.3 17 140   M    M   4        20 140
17  92  75  84   5   0  19 0.00  0.0    0  7.5 15 110   M    M   4        18 110
18  95  76  86   7   0  21 0.00  0.0    0  8.4 18 130   M    M   8        22 140
19  95  78  87   8   0  22 0.00  0.0    0 10.9 21 140   M    M   7        26 130
20  97  78  88  10   0  23 0.00  0.0    0 12.7 20 140   M    M   7        28 140
21  95  75  85   7   0  20 0.00  0.0    0 11.2 32 140   M    M   7 3      38 150
22  93  75  84   6   0  19    T  0.0    0  9.6 14 120   M    M   8        22 150
23  93  72  83   5   0  18 0.00  0.0    0 10.1 23 100   M    M   7 1      27 100
24  89  75  82   5   0  17 0.15  0.0    0 10.4 26 110   M    M   8        32 120
25  85  74  80   3   0  15 0.23  0.0    0  9.0 21 130   M    M   9 138    26 100
26  78  73  76  -1   0  11 1.27  0.0    0  5.9 17 150   M    M  10 1      27 130
27  82  71  77   1   0  12 0.61  0.0    0  5.9 20 170   M    M  10 1      26 170
28  78  72  75  -1   0  10 0.10  0.0    0  6.0 13  30   M    M  10 1      18  20
29  76  69  73  -3   0   8 0.44  0.0    0  8.9 15  20   M    M  10 1      20  10
30  86  66  76   0   0  11 0.00  0.0    0  6.7 13  60   M    M   4        18  30
================================================================================
SM 2676 2086         0 440  2.80     0.0 232.5          M      157
================================================================================
AV 89.2 69.5                               7.7 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 32 140               # 38  150
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

SYMBOLS USED IN COLUMN 16
1 = FOG OR MIST
2 = FOG REDUCING VISIBILITY
3 = THUNDER
4 = ICE PELLETS
5 = HAIL
6 = FREEZING RAIN OR DRIZZLE
7 = DUSTSTORM OR SANDSTORM:
8 = SMOKE OR HAZE
9 = BLOWING SNOW
X = TORNADO

$$



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