Sunday, June 02, 2013

Historic Rainfall Amounts and Statistics


Thanks to all those who entered the 2013 summer contest.  I'll have the entries posted this week.

The rainfall from Thursday May 30th through June 1st was historic in many locations, especially western Arkansas.  The National Weather Service office in North Little Rock posted all the stats in records in a public information station I wanted to share with you.  Thanks to those meteorologists there for compiling the numbers.

 
 
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE LITTLE ROCK AR
235 PM CDT SUN JUN 2 2013

...PRELIMINARY EVENT RAINFALL SUMMARY FOR HEAVY RAIN MAY 30TH THROUGH 
JUNE 2ND...

THE COMBINATION OF A SLOW-MOVING FRONTAL BOUNDARY...SEVERAL UPPER
LEVEL SYSTEMS MOVING THROUGH...AND AN EXCEPTIONALLY HIGH AMOUNT OF
MOISTURE ALLOWED FOR SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS 
OVER ARKANSAS THURSDAY THROUGH SATURDAY. THE STORMS PRODUCED HEAVY 
RAINFALL...AND SERIOUS FLASH FLOODING IN PORTIONS OF THE STATE. 

THE FOLLOWING INFORMATION IS PRELIMINARY AND SUBJECT TO FINAL QUALITY
CONTROL BY THE NATIONAL CLIMATIC DATA CENTER IN ASHEVILLE NORTH
CAROLINA. 

.RAINFALL AMOUNTS...

STATIONS WITH A MIDNIGHT TO MIDNIGHT LST REPORTING PERIOD...

                                      DATE           
STATION                      5/30  5/31  6/01  6/02   TOTAL
---------------------------  ----  ----  ----  ----   -----
MENA AIRPORT                 4.07  1.69  3.74          9.50
MOUNT IDA                    3.42  1.43  3.80          8.65
BATESVILLE AIRPORT           0.76  6.25  1.34          8.34
LITTLE ROCK ADAMS FIELD      3.36  0.05  2.75          6.16
HOT SPRINGS AIRPORT          1.76  1.18  3.01          5.95
DEVILS KNOB                  1.34  0.01  2.61  0.00    3.96
NEWPORT AIRPORT              1.08  1.68  0.98          3.74
NORTH LITTLE ROCK            1.68  0.16  1.26          3.10
CAMDEN AIRPORT                           2.42          2.42
JACKSONVILLE/LITTLE ROCK AFB 1.19  0.21  0.98          2.38
SEARCY AIRPORT               0.88  0.33  1.09          2.30
RUSSELLVILLE                 0.20   TR   2.07          2.27
HARRISON                     0.97   TR   0.76          1.73
MOUNTAIN HOME AIRPORT        0.48  0.24  0.99          1.71
MONTICELLO                   0.49   TR   0.85          1.34
PINE BLUFF                   0.31  0.02  0.87          1.20

STATIONS WITH A 6 PM TO 6 PM REPORTING PERIOD...

                                      DATE           
STATION                      5/30  5/31  6/01  6/02   TOTAL
---------------------------  ----  ----  ----  ----   -----
BEEDEVILLE 4 NE                    8.20  1.65          9.85

THE FOLLOWING STATIONS HAVE A 24-HOUR REPORTING PERIOD ENDING AT
6 AM...7 AM...8 AM...OR 9 AM. 

                                      DATE           
STATION                      5/30  5/31  6/01  6/02   TOTAL
---------------------------  ----  ----  ----  ----   -----
BIG FORK 1 SSE                     7.55  0.00  4.14   11.69
PARKS                              7.78  1.95  0.56   10.29
PINE RIDGE                         5.98  0.00  4.25   10.23
MENA                               7.07  0.03  2.90   10.00
WALDRON                            5.26  2.66  0.00    7.92
GRAVELLY 1 ESE                     4.90  0.40  2.05    7.35
ALUM FORK                          4.17  0.03  2.17    6.37
BONNERDALE 4 SW                    3.13  0.00  3.17    6.30
AMITY 1 N                          1.49  0.03  4.52    6.04
BOGG SPRINGS                       2.59  0.05  3.40    6.04
BATESVILLE LOCK AND DAM            4.26  0.00  1.46    5.72
NEWPORT WATER PLANT          0.09  3.72  0.00  1.56    5.37
BISMARCK 2 SE                                  5.15    5.15
CRYSTAL VALLEY                     2.59  0.04  2.50    5.13
SEARCY WATER PLANT                 2.33  1.16  0.90    4.39
MOUNTAIN VIEW                      3.62  0.62  0.44    4.68
BOONEVILLE 3 SSE                   1.04  1.22  2.10    4.36
MALVERN                            1.20  0.00  3.12    4.32
CONWAY                             3.77  0.05  0.97    4.19
MCCRORY                            3.10   TR   1.00    4.10
DEGRAY LAKE STATE PARK             0.08  0.00  4.00    4.08
DES ARC                      0.25  2.40  0.00  1.16    3.81
SUBIACO                            0.60  2.02  0.78    3.40
CLARKSVILLE 6 NE                   1.86  1.30  0.18    3.34
GEORGETOWN                   0.08  2.14  0.00  1.05    3.27
LONG POOL                          1.79  1.21  0.22    3.22
CAMDEN 1                           0.05  0.02  2.95    3.02
EVENING SHADE 1 NNE                1.70  0.23  0.60    2.53
LEOLA                              0.01  0.00  2.46    2.47
MORO BAY STATE PARK                0.10  0.00  2.30    2.40
MOUNTAIN HOME 1 NNW                0.89  0.92  0.49    2.30
MURFREESBORO 1 W              TR   0.30   TR   1.61    1.91

OTHER STATIONS

                                      DATE           
STATION                      5/30  5/31  6/01  6/02   TOTAL
---------------------------  ----  ----  ----  ----   -----
ODEN RAWS                          6.13  0.00  4.03   10.16
JESSIEVILLE RAWS                   3.80  0.00  4.03    7.83
CADDO GAP                          2.61  0.01  4.90    7.52
HATFIELD                           3.14  0.00  3.23    6.37
CAUTHRON                           2.81  0.72  1.18    4.71

TR - TRACE

.RAINFALL RATES...

WITH THE HIGH AMOUNTS OF MOISTURE...ANY STRONGER STORMS THAT
DEVELOPED HAD THE CAPABILITY OF PRODUCING A VERY LARGE AMOUNT OF 
RAINFALL IN A SHORT PERIOD OF TIME...WHICH ONLY INCREASED THE
FLASH FLOODING POTENTIAL. 

MOUNT IDA - MAY 30TH

0.66 INCHES OF RAIN FELL IN 5 MINUTES ENDING AT 653 PM CDT. 
0.97 INCHES OF RAIN FELL IN 10 MINUTES ENDING AT 654 PM CDT.
1.20 INCHES OF RAIN FELL IN 15 MINUTES ENDING AT 656 PM CDT.

LITTLE ROCK ADAMS FIELD - MAY 30TH

2.06 INCHES OF RAIN FELL IN 30 MINUTES ENDING AT 957 PM CDT.
2.73 INCHES OF RAIN FELL IN 45 MINUTES ENDING AT 1013 PM CDT.
3.09 INCHES OF RAIN FELL IN 60 MINUTES ENDING AT 1017 PM CDT.

THE 3.09 INCHES OF RAIN IN ONE HOUR AT LITTLE ROCK BROKE THE PREVIOUS
ALL-TIME ONE-HOUR RAINFALL RECORD. 

THE 3.09 INCHES FELL FROM 817 PM TO 917 PM CST /917 TO 1017 PM CDT. THE
PREVIOUS RECORD WAS 3.00 INCHES...WHICH WAS RECORDED IN A PERIOD OF ONE 
HOUR BETWEEN 7 AND 9 PM ON THE EVENING OF MAY 26TH 1955.

HOT SPRINGS AIRPORT - JUNE 1ST

0.50 INCHES OF RAIN FELL IN 10 MINUTES ENDING AT 927 AM CDT.

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