Alert archive / Colorado / River Flood Advisories in 2016

River Flood Advisory 1, NWS Denver/Boulder, CO

May 9, 2016Weld County, Colorado

NWS Denver/Boulder, CO issued this river flood advisory at May 9, 2016, 10:15 AM MDT for Weld County, Colorado. It was in force for 3 days.

The area

The counties it named.

The facts

Issued: May 9, 2016, 10:15 AM MDT (16:15 UTC)
Expired: May 12, 2016, 12:00 PM MDT
In force: 3 days
Issued by: NWS Denver/Boulder, CO
Area: Storm-based polygon

County Weld County, CO

The radar

The Cheyenne radar (KCYS), 75 km from the middle of the area, began a volume at 16:16 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 Cache La Poudre River (CO) near Greeley (GRPC2).

Action stage: 7 ft
Minor stage: 8 ft
Moderate stage: 9.5 ft
Major stage: 10.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

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

NWS Denver/Boulder, CO wrote its last area forecast discussion before this river flood advisory went out at May 9, 9:04 AM MDT, 1 hour 11 minutes earlier.

Area forecast discussion, May 9, 9:04 AM MDT, 1 hour 11 minutes before

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Hazardous weather outlook, May 9, 4:53 AM MDT, 5 hours 22 minutes before

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Nearby

River Flood Advisories in Colorado, 2016 Every river flood advisory in 2016

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.