Flash Flooding Likely into Tonight for Portions of Kansas and Missouri; Heat Wave Expands to the East Coast; Tropical Storm Krosa Forms Near the Marianas.

Flash flooding likely in northeast Kansas & Missouri into tonight. Widespread extreme heat will develop and persist across much of the Southeast this weekend & next week. Tropical Storm Krosa has formed and will continue to cause heavy rain across Guam & the CNMI through Saturday. Severe storms with flooding rains expected into tonight for portions of the Midwest. Read More >

Climate/Almanac Data - Sep Normals - Sep Records

SEPTEMBER

Site (Click site name for report)	Avg Temp	Norm 1991-2020	Dept From Norm	Precip Total	Norm 1991-2020	Dept From Norm
Burlington	68.6°	66.7°	+1.9°	1.67"	3.53"	-1.86"
Cedar Rapids	68.3°	63.3°	+5.0°	1.07"	3.40"	-2.33"
Davenport	68.7°	64.6°	+4.1°	2.89"	3.47"	-0.58"
Dubuque	66.1°	62.3°	+3.8°	2.37"	3.82"	-1.45"
Iowa City	69.3°	65.8°	+3.5°	2.45"	3.24"	-0.79"
Moline	68.8°	66.1°	+2.7°	5.01"	3.32"	+1.69"

The ranking is listed in parentheses (__) when within the "Top 10".

September 2022 was about 2 to 5 degrees above normal.

Precipitation totals were about 0.5 to 2.5" below normal, with the exception of Moline, which was 1.69" above normal due to heavy localized rainfall.

Please see Sep Records for monthly record information.


Burlington	Cedar Rapids	Davenport	Dubuque	Iowa City	Moline

The climate maps below are courtesy of the Northeast Regional Climate Center

These maps should update to the most recent "last month" on the first of the month.


Average Temperature	Temperature Departure from Normal	Precipitation	Precipitation Percent of Normal


Jul-Sep Average Temperature	Jul-Sep Temperature Departure from Normal	Jul-Sep Precipitation	Jul-Sep Precipitation Percent of Normal

A LOOK AHEAD

Climate Prediction Center

October Temperature Outlook	October Precipitation Outlook	October - December Temperature Outlook	October - December Precipitation Outlook

DVN RSS Feed

Flash Flooding Likely into Tonight for Portions of Kansas and Missouri; Heat Wave Expands to the East Coast; Tropical Storm Krosa Forms Near the Marianas.

Review of September 2023 and Outlook for October and Oct-Dec 2023