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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
300 PM CDT SUN APR 1 2018

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

...THE DEL RIO CLIMATE SUMMARY FOR THE MONTH OF MARCH 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1906 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
HIGHEST            94   03/18                         93  03/31
                        03/10
LOWEST             44   03/29                         45  03/02
AVG. MAXIMUM     81.0              76.2     4.8     79.4
AVG. MINIMUM     55.7              52.1     3.6     57.7
MEAN             68.3              64.1     4.2     68.6
DAYS MAX >= 90      3                                  2
DAYS MAX <= 32      0                                  0
DAYS MIN <= 32      0                                  0
DAYS MIN <= 0       0                                  0

PRECIPITATION (INCHES)
TOTALS           0.13              1.14   -1.01     0.51
DAILY AVG.       0.00              0.04   -0.04     0.02
DAYS >= .01         2                                  3
DAYS >= .10         1                                  2
DAYS >= .50         0                                  0
DAYS >= 1.00        0                                  0
GREATEST
 24 HR. TOTAL    0.12   03/27 TO 03/27

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

DEGREE_DAYS
HEATING TOTAL      32               114     -82       37
 SINCE 7/1       1263              1350     -87      830
COOLING TOTAL     144                87      57      154
 SINCE 1/1        186               106      80      217
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.9
HIGHEST WIND SPEED/DIRECTION    30/320    DATE  03/01
HIGHEST GUST SPEED/DIRECTION    42/310    DATE  03/01

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0    MIXED PRECIP             0
HEAVY RAIN                0    RAIN                     0
LIGHT RAIN                4    FREEZING RAIN            0
LT FREEZING RAIN          0    HAIL                     0
HEAVY SNOW                0    SNOW                     0
LIGHT SNOW                0    SLEET                    0
FOG                       8    FOG W/VIS <= 1/4 MILE    0
HAZE                      2


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

MONTHLY CLIMATE SUMMARY:
MARCH WAS THE 12TH WARMEST AND 22ND DRIEST MARCH
SINCE RECORD KEEPING BEGAN.

SEA LEVEL PRESSURE DATA:
HIGHEST SLP 30.39 ON THE 12TH.
LOWEST SLP 29.62 ON THE 10TH.

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

                                          STATION:   DEL RIO
                                          MONTH:     MARCH
                                          YEAR:      2018
                                          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  76  55  66   6   0   1 0.00  0.0    0 12.3 30 320   M    M   0        42 310
 2  76  45  61   0   4   0 0.00  0.0    0  5.9 17 150   M    M   0        22 150
 3  77  57  67   6   0   2 0.00  0.0    0 12.4 22 120   M    M   6        29 120
 4  83  65  74  13   0   9    T  0.0    0 11.5 17 150   M    M   6 1      27  60
 5  83  63  73  12   0   8 0.00  0.0    0  7.9 18 330   M    M   2        26 340
 6  78  51  65   3   0   0 0.00  0.0    0  4.6 14  50   M    M   0        19  40
 7  73  46  60  -2   5   0 0.00  0.0    0  9.2 21 170   M    M   0        28 160
 8  73  50  62   0   3   0 0.00  0.0    0 11.9 24 140   M    M   0        30 150
 9  80  55  68   6   0   3 0.00  0.0    0 11.4 20 160   M    M   0        25 160
10  94  62  78  15   0  13 0.00  0.0    0  5.8 14 310   M    M   4 1      19 300
11  75  53  64   1   1   0 0.00  0.0    0  9.6 24 360   M    M   1        33 360
12  69  47  58  -5   7   0 0.00  0.0    0  4.2 10 150   M    M   0        16 110
13  71  48  60  -3   5   0 0.00  0.0    0  7.2 17 140   M    M   5        20 140
14  68  52  60  -4   5   0 0.00  0.0    0 11.2 17 150   M    M   0        25 100
15  77  52  65   1   0   0 0.00  0.0    0 12.3 21 160   M    M   0        26 150
16  88  61  75  11   0  10 0.00  0.0    0  5.4 15 320   M    M   3 1      19 110
17  91  60  76  12   0  11 0.00  0.0    0  4.5 14 120   M    M   1 1      18 110
18  94  60  77  12   0  12 0.00  0.0    0  4.9 21 290   M    M   1        31 300
19  84  52  68   3   0   3 0.00  0.0    0 10.0 26 330   M    M   0        38 320
20  77  49  63  -2   2   0 0.00  0.0    0  5.4 14 310   M    M   0        20  30
21  82  53  68   3   0   3 0.00  0.0    0 13.5 25 150   M    M   0        33 150
22  83  57  70   4   0   5 0.00  0.0    0 13.9 24 150   M    M   2        32 140
23  85  64  75   9   0  10 0.00  0.0    0 13.5 23 120   M    M   5 8      29 130
24  87  64  76  10   0  11 0.00  0.0    0  7.3 16 120   M    M   3        21 120
25  89  61  75   9   0  10 0.00  0.0    0  6.4 15 110   M    M   2 18     19 120
26  87  68  78  11   0  13 0.01  0.0    0  9.0 16 100   M    M   5 1      22 110
27  73  62  68   1   0   3 0.12  0.0    0  8.0 15 280   M    M   9 1      22  30
28  80  58  69   2   0   4    T  0.0    0  8.1 17 320   M    M   5 1      23 330
29  86  44  65  -2   0   0 0.00  0.0    0  6.7 22 300   M    M   0        32 300
30  83  50  67  -1   0   2 0.00  0.0    0  9.3 23 150   M    M   0        29 140
31  88  63  76   8   0  11 0.00  0.0    0 12.4 21 150   M    M   3        25 160
================================================================================
SM 2510 1727        32 144  0.13     0.0 275.7          M       63
================================================================================
AV 81.0 55.7                               8.9 FASTST   M    M   2    MAX(MPH)
                                 MISC ---->  # 30 320               # 42  310
================================================================================
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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