Alert archive / North Carolina / River Flood Warnings in 2020

River Flood Warning 50, NWS Raleigh, NC

September 30, 2020Johnston County, North Carolina

NWS Raleigh, NC issued this river flood warning at Sep 30, 2020, 3:01 PM EDT for Johnston County, North Carolina. It took effect at Sep 30, 2020, 3:20 PM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued: Sep 30, 2020, 3:01 PM EDT (19:01 UTC)
In effect from: Sep 30, 2020, 3:20 PM EDT
Expired: Oct 1, 2020, 6:01 AM EDT
In force: 15 hr
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Flood severity: Minor

County Johnston County, NC

The radar

The Raleigh/Durham radar (KRAX), 20 km from the middle of the area, began a volume at 19:07 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 Neuse River at Smithfield (SMFN7).

Action stage: 14 ft
Minor stage: 15 ft
Moderate stage: 18 ft
Major stage: 20 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02087570, 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 warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Raleigh, NC wrote its last area forecast discussion before this river flood warning went out at Sep 29, 7:50 PM EDT, 19 hours 11 minutes earlier.

Area forecast discussion, Sep 29, 7:50 PM EDT, 19 hours 11 minutes before

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The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 29, 8:45 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Sampson, Wayne, Wilson	60 min

Nearby

River Flood Warnings in North Carolina, 2020 Every 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.