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

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000
CXUS54 KEWX 030828
CLMDRT

CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
330 AM CDT FRI MAY 3 2013

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

...THE DEL RIO CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1906 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST           102   04/09                        102  04/26
LOWEST             45   04/04                         51  04/21
                                                          04/17
                                                          04/05
AVG. MAXIMUM     83.9              83.6     0.3     87.9
AVG. MINIMUM     59.8              59.6     0.2     63.0
MEAN             71.9              71.6     0.3     75.5
DAYS MAX >= 90      9                                 10
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.36              1.65   -1.29     1.20
DAILY AVG.       0.01              0.05   -0.04     0.04
DAYS >= .01         2                                  3
DAYS >= .10         1                                  2
DAYS >= .50         0                                  1
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.33   04/02 TO 04/02
                        04/01 TO 04/02
                        04/02 TO 04/02

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1           T               1.2    -1.2      0.2

DEGREE_DAYS
HEATING TOTAL      24                25      -1        0
 SINCE 7/1       1009              1375    -366     1276
COOLING TOTAL     239               223      16      322
 SINCE 1/1        426               329      97      514
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.5
HIGHEST WIND SPEED/DIRECTION    33/300    DATE  04/02
HIGHEST GUST SPEED/DIRECTION    44/300    DATE  04/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          4


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       2
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                      7

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

REMARKS
RECORD DAILY HIGH TIE OF 102 ON 9TH (PREV. IN 1953)
NEW RECORD DAILY HIGH MINIMUM OF 75 ON 17TH (PREV. 72 IN 1991)
RECORD DAILY LOW TIE OF 46 ON 19TH (PREV. 1953)
NEW RECORD DAILY LOW MAXIMUM OF 65 ON 24TH (PREV. 66 IN 1982)

APRIL 2013...WITH THE AVERAGE MONTHLY TEMPERATURE AT 71.9...WAS THE
COOLEST APRIL AT DEL RIO SINCE APRIL 2010...WHEN THE AVERAGE MONTHLY
TEMPERATURE WAS 70.1 IN APRIL 2010.


SEA LEVEL PRESSURE DATA
HIGHEST SLP 30.32 INCHES ON THE 19TH
LOWEST  SLP 29.36 INCHES ON THE  9TH

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

                                          STATION:   DEL RIO
                                          MONTH:     APRIL
                                          YEAR:      2013
                                          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  87  63  75   7   0  10    T  0.0    0  7.6 17 120   M    M   4        22 120
 2  73  59  66  -2   0   1 0.33  0.0    0 10.4 33 300   M    M   8 18     44 300
 3  64  50  57 -12   8   0    T  0.0    0 10.2 20 310   M    M   7        25 320
 4  78  45  62  -7   3   0 0.00  0.0    0  4.2 13 300   M    M   0        23 310
 5  78  50  64  -5   1   0 0.00  0.0    0 10.8 20 150   M    M   0        25 150
 6  82  56  69   0   0   4 0.00  0.0    0 10.4 16 120   M    M   0        22 140
 7  90  61  76   6   0  11 0.00  0.0    M   M   M   M   M    M   M         M  M
 8  92  67  80  10   0  15 0.00  0.0    0 12.5 31 110   M    M   M         M  M
 9 102  71  87  17   0  22 0.00  0.0    M 13.0 30 100   M    M   0 8      39 130
10  83  51  67  -3   0   2 0.00  0.0    0 14.4 29 320   M    M   3        39 310
11  81  52  67  -3   0   2 0.00  0.0    0  5.8 12 160   M    M   0        15  80
12  87  56  72   1   0   7 0.00  0.0    0 13.6 24 150   M    M   0        31 130
13  78  62  70  -1   0   5    T  0.0    0 11.1 20 120   M    M   7        28 120
14  95  64  80   9   0  15 0.00  0.0    0  7.2 18 100   M    M   1        24 100
15  94  71  83  11   0  18 0.00  0.0    0  7.9 17 150   M    M   0        23 140
16  95  70  83  11   0  18 0.00  0.0    0 13.4 24 100   M    M   2 8      32 110
17  96  75  86  14   0  21    T  0.0    0 14.2 25 150   M    M   6 8      35 150
18  77  59  68  -4   0   3 0.03  0.0    0 12.4 32 350   M    M   3 18     41 350
19  73  46  60 -12   5   0 0.00  0.0    0  4.6 10 130   M    M   0 8      14 130
20  81  50  66  -7   0   1 0.00  0.0    0 14.5 30 140   M    M   0        38 150
21  86  57  72  -1   0   7 0.00  0.0    0 10.0 17 130   M    M   1        24 130
22  91  66  79   6   0  14 0.00  0.0    0 14.2 23 150   M    M   4 8      30 150
23  77  60  69  -4   0   4 0.00  0.0    0 12.1 24 340   M    M   8        31 340
24  65  51  58 -16   7   0    T  0.0    0 10.5 20 360   M    M  10        26 330
25  71  59  65  -9   0   0 0.00  0.0    0 11.4 22 120   M    M  10        30 130
26  85  58  72  -2   0   7 0.00  0.0    0  9.5 20 120   M    M   5        24 140
27  85  69  77   3   0  12    T  0.0    0  8.4 17 160   M    M   5 1      24 170
28  88  67  78   3   0  13 0.00  0.0    0 10.7 22 180   M    M   4        28 170
29  89  61  75   0   0  10 0.00  0.0    0  7.0 20 120   M    M   1        29 360
30  95  68  82   7   0  17 0.00  0.0    0 11.7 18 160   M    M   3        24 160
================================================================================
SM 2518 1794        24 239  0.36     0.0 303.7          M       92
================================================================================
AV 83.9 59.8                              10.5 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 33 300               # 44  300
================================================================================
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 TO 1/4 MILE OR LESS
3 = THUNDER
4 = ICE PELLETS
5 = HAIL
6 = FREEZING RAIN OR DRIZZLE
7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
9 = BLOWING SNOW
X = TORNADO

$$













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