023
SXUS99 KFSD 011536
RERFSD

RECORD EVENT REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1035 AM CDT FRI OCT 1 2004

...SEPTEMBER WARMER THAN AUGUST AT BOTH SIOUX FALLS AND SIOUX CITY...

THE AVERAGE TEMPERATURE IN SIOUX FALLS FOR SEPTEMBER WAS 65.7
DEGREES...AND IN AUGUST WAS 65.5 DEGREES. THE AVERAGE TEMPERATURE IN
SIOUX CITY IN SEPTEMBER WAS 68.4 DEGREES...AND IN AUGUST WAS 68.2
DEGREES. THUS SEPTEMBER WAS WARMER THAN AUGUST AT BOTH SITES THIS
YEAR...WHICH IS VERY UNUSUAL.

THE LAST TIME SEPTEMBER WAS WARMER THAN AUGUST AT SIOUX FALLS WAS
IN 1908 AND BEFORE THAT IN 1897. THE LAST TIME SEPTEMBER WAS WARMER
THAN AUGUST AT SIOUX CITY WAS IN 1897.

$$
RYRHOLM