721
SXUS72 KJAX 081903
RERCRG

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
200 PM EST FRI DEC 08 2023

...MONTHLY RECORD HIGH DEW POINT TEMPERATURE SET AT CRAIG EXECUTIVE
AIRPORT (CRG) IN DUVAL COUNTY FLORIDA ON SATURDAY DECEMBER 2ND...

...MONTHLY RECORD MAXIMUM 5 MINUTE, 10 MINUTE AND 15 MINUTE RAINFALL
RECORDS SET ON SATURDAY DECEMBER 2ND...

...MONTHLY RECORD MAXIMUM 2 MINUTE SUSTAINED WIND SPEED SET ON
SATURDAY DECEMBER 2ND...

...DAILY RECORD MAXIMUM WIND GUST SET ON SATURDAY DECEMBER 2ND...

...RECORD DAILY MAXIMUM RAINFALL SET AT CRAIG EXECUTIVE AIRPORT...

AN INTENSE THUNDERSTORM COMPLEX PUSHED THROUGH DUVAL COUNTY LATE
SATURDAY AFTERNOON DECEMBER 2ND AND IMPACTED THE CRAIG EXECUTIVE
AIRPORT BETWEEN 530PM AND 600PM EST. RAINFALL RATES WERE AMONG THE
HIGHEST ON RECORD SINCE ASOS WAS INSTALLED IN 1998. NEW DECEMBER
SHORT DURATION RAINFALL RECORDS WERE SET AT THE 5 MINUTE, 10 MINUTE
AND 15 MINUTE INTERVALS.

0.67 INCHES IN 5 MINUTES (OLD DECEMBER RECORD 0.45" ON 12-10-2001)
1.05 INCHES IN 10 MINUTES (OLD DECEMBER RECORD 0.73" ON 12-03-2018)
1.16 INCHES IN 15 MINUTES (OLD DECEMBER RECORD 1.04" ON 12-10-2001)

THESE RAINFALL RATES WERE ON THE ORDER OF SOME OF THE MOST INTENSE
THUNDERSTORM ACTIVITY THAT HAS OCCURRED IN THE PAST 25 YEARS, EVEN
DURING THE SUMMER MONTHS.

THE WARM FRONTAL BOUNDARY THAT HELPED TO CONTRIBUTE TO THE HEAVY
RAINFALL ACTIVITY LAST WEEKEND ALSO SET NEW MONTHLY RECORD HIGH DEW
POINT TEMPERATURES OF 75 DEGREES ON BOTH DECEMBER 2ND AND 3RD, WHICH
BREAKS THE OLD MONTHLY RECORD OF 74 DEGREES SET ON 12-02-2018.

THE THUNDERSTORM ALSO PRODUCED A PEAK WIND GUST FROM THE NORTHWEST
OF 44 MPH AT 548 PM EST, WHICH BROKE THE DAILY RECORD OF 32 MPH FROM
12-02-2019 AND WAS THE THIRD HIGHEST WIND GUST ON RECORD FOR THE
MONTH OF DECEMBER. THE 2 MINUTE SUSTAINED WIND SPEED OF 36 MPH FROM
THE NORTHWEST ALSO TIED THE MONTHLY RECORD HIGH SET ON 12-24-2020.

A RECORD RAINFALL OF 2.25 INCHES WAS SET AT CRAIG EXECUTIVE AIRPORT
SATURDAY DECEMBER 2ND. THIS BREAKS THE OLD RECORD OF 0.51 INCHES SET
IN 2009. RANKS FIFTH HIGHEST ON RECORD FOR THE MONTH OF DECEMBER.

$$

HESS