Alert archive / Iowa / Flash Flood Watches in 2019

Flash Flood Watch 5, NWS Sioux Falls, SD

September 30, 20195 counties in Iowa

NWS Sioux Falls, SD issued this flash flood watch at Sep 30, 2019, 3:19 AM CDT for 5 counties in Iowa. It took effect at Sep 30, 2019, 10:00 PM CDT. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Sep 30, 2019, 3:19 AM CDT (08:19 UTC)
In effect from
Sep 30, 2019, 10:00 PM CDT
Expired
Oct 1, 2019, 5:51 PM CDT
In force
20 hr
Issued by
NWS Sioux Falls, SD
Flood severity
None

Counties Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Ida County, IA, Woodbury County, IA

The radar

The Sioux Falls radar (KFSD), 143 km from the middle of the area, began a volume at 08:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this flash flood watch went out at Sep 29, 10:53 PM CDT, 4 hours 26 minutes earlier.

Area forecast discussion, Sep 29, 10:53 PM CDT, 4 hours 26 minutes before
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Nearby

Flash Flood Watches in Iowa, 2019Every flash flood watch in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.