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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
200 PM CST FRI DEC 1 2017

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

...THE DEL RIO CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1906 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            86   11/02                         88  11/01
LOWEST             34   11/23                         41  11/20
AVG. MAXIMUM     75.8              72.0     3.8     74.5
AVG. MINIMUM     51.8              49.6     2.2     55.8
MEAN             63.8              60.8     3.0     65.2
DAYS MAX >= 90      0                                  0
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.03              0.93   -0.90     2.11
DAILY AVG.       0.00              0.03   -0.03     0.07
DAYS >= .01         2                                  7
DAYS >= .10         0                                  4
DAYS >= .50         0                                  3
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.02   11/13 TO 11/13

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      98               173     -75       69
 SINCE 7/1        151               197     -46       69
COOLING TOTAL      70                47      23       80
 SINCE 1/1       3569              3372     197     3579
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
HIGHEST WIND SPEED/DIRECTION    29/360    DATE  11/18
HIGHEST GUST SPEED/DIRECTION    40/360    DATE  11/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      7
HAZE                      1

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

&&

MONTHLY CLIMATE SUMMARY:
NOVEMBER 2017 WAS THE 8TH WARMEST AND 11TH DRIEST SINCE RECORD KEEPING BEGAN.

SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.42 INCHES ON THE 19TH
LOWEST  SLP 29.76 INCHES ON THE 18TH

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

                                          STATION:   DEL RIO
                                          MONTH:     NOVEMBER
                                          YEAR:      2017
                                          LATITUDE:   29 22 N
                                          LONGITUDE: 100 55 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  83  44  64  -3   1   0 0.00  0.0    0  3.5 12 160   M    M   0        14 130
 2  86  54  70   4   0   5 0.00  0.0    0  3.1  9 160   M    M   0 1      12 150
 3  77  57  67   1   0   2 0.00  0.0    0  3.1 12 110   M    M   7 12     14 120
 4  85  65  75  10   0  10 0.00  0.0    0  7.0 15 150   M    M   6 12     17 150
 5  80  66  73   8   0   8 0.00  0.0    0  4.0 12 130   M    M   4 128    16 130
 6  78  63  71   6   0   6 0.00  0.0    0  4.6  9 160   M    M   3 1      12 160
 7  82  62  72   8   0   7 0.00  0.0    0  3.9 15  20   M    M   5 12     20  40
 8  64  47  56  -8   9   0 0.01  0.0    0  9.7 18 320   M    M  10 1      24 310
 9  61  47  54  -9  11   0 0.00  0.0    0  5.0 10 360   M    M  10        14 350
10  62  54  58  -5   7   0 0.00  0.0    0  9.7 16 120   M    M  10 1      21 120
11  69  57  63   0   2   0 0.00  0.0    0  9.4 15 140   M    M  10 1      19 120
12  74  62  68   6   0   3 0.00  0.0    0  5.4 18  50   M    M   8        22  80
13  68  61  65   3   0   0 0.02  0.0    0  4.2  9 140   M    M   9 12     13 140
14  79  64  72  11   0   7    T  0.0    0 10.5 20 140   M    M   6 1      24 120
15  84  58  71  10   0   6 0.00  0.0    0  5.9 13 330   M    M   5 1      17 330
16  78  54  66   6   0   1 0.00  0.0    0  6.2 13 120   M    M   2 12     16 120
17  81  62  72  12   0   7 0.00  0.0    0  7.2 14 160   M    M   4 12     18 110
18  84  55  70  10   0   5 0.00  0.0    0  9.1 29 360   M    M   2 1      40 360
19  64  35  50  -9  15   0 0.00  0.0    0  3.9 10 160   M    M   0        16 150
20  69  41  55  -4  10   0 0.00  0.0    0  8.4 18 140   M    M   0        25 150
21  83  46  65   7   0   0 0.00  0.0    0  7.1 25 360   M    M   0        33 350
22  68  41  55  -3  10   0 0.00  0.0    0  7.1 16 340   M    M   0        22 330
23  72  34  53  -5  12   0 0.00  0.0    0  1.9 10 160   M    M   0        12 160
24  79  39  59   2   6   0 0.00  0.0    0  5.8 15 140   M    M   0        18 140
25  83  40  62   5   3   0 0.00  0.0    0  8.4 23 290   M    M   0        29 300
26  78  50  64   7   1   0 0.00  0.0    0  4.5 10 140   M    M   0        15 150
27  79  52  66  10   0   1 0.00  0.0    0 10.2 22 150   M    M   0 1      28 150
28  77  56  67  11   0   2 0.00  0.0    0  8.5 15 340   M    M   4 1      20 140
29  72  49  61   5   4   0 0.00  0.0    0  6.9 16 310   M    M   3        24 330
30  75  40  58   3   7   0 0.00  0.0    0  3.2  9 160   M    M   0        12 160
================================================================================
SM 2274 1555        98  70  0.03     0.0 187.4          M      108
================================================================================
AV 75.8 51.8                               6.2 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 29 360               # 40  360
================================================================================
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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