Alert archive / Louisiana / River Flood Warnings in 2020
River Flood Warning 149, NWS Shreveport, LA
NWS Shreveport, LA issued this river flood warning at Dec 15, 2020, 8:22 PM CST for Webster Parish, Louisiana; Columbia County, Arkansas. It took effect at Dec 16, 2020, 6:00 AM CST. It was in force for 9 days.
The area
The counties it named.
The facts
- Issued
- Dec 15, 2020, 8:22 PM CST (02:22 UTC)
- In effect from
- Dec 16, 2020, 6:00 AM CST
- Expired
- Dec 25, 2020, 9:53 AM CST
- In force
- 9 days
- Issued by
- NWS Shreveport, LA
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Columbia County, AR, Webster Parish, LA
The radar
The Shreveport radar (KSHV), 77 km from the middle of the area, began a volume at 02:23 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.
The river
Written for the forecast point Bayou Dorcheat near Springhill (SPHL1). The gauge peaked at 12.07 ft at Dec 19, 2020, 11:00 PM CST.
- Action stage
- 10.5 ft
- Minor stage
- 11 ft
- Moderate stage
- 18 ft
- Major stage
- 21 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 07348700, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
Nearby
River Flood Warnings in Louisiana, 2020River Flood Warnings in Arkansas, 2020Every river flood warning in 2020
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; the gauge from the NWS water service and the USGS.