Alert archive / North Carolina / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 152, NWS Raleigh, NC

July 22, 2019Davidson County, Forsyth County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jul 22, 2019, 6:45 PM EDT for Davidson County, Forsyth County, North Carolina. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 22, 2019, 6:45 PM EDT (22:45 UTC)
Expired: Jul 22, 2019, 7:45 PM EDT
In force: 60 min
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Davidson County, NC, Forsyth County, NC

The radar

The Roanoke radar (KFCX), 118 km from the middle of the area, began a volume at 22:44 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 nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.8 hours before the alert went out and 33 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 524 J/kg
Mixed-layer CIN: -133 J/kg
Mixed-layer LCL: 1215 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 33 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jul 22, 4:24 PM EDT, 2 hours 21 minutes earlier.

Area forecast discussion, Jul 22, 4:24 PM EDT, 2 hours 21 minutes before

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Hazardous weather outlook, Jul 22, 5:02 PM EDT, 1 hour 43 minutes before

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In the hours before

Special weather statement, Jul 22, 5:25 PM EDT, 1 hour 20 minutes before

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Special weather statement, Jul 22, 5:42 PM EDT, 1 hour 3 minutes before

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Special weather statement, Jul 22, 5:47 PM EDT, 58 minutes before

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Special weather statement, Jul 22, 6:07 PM EDT, 38 minutes before

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Special weather statement, Jul 22, 6:18 PM EDT, 27 minutes before

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Special weather statement, Jul 22, 6:22 PM EDT, 23 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
Jul 22, 9:42 AM EDT	Heat Advisory	RAH	Cumberland, Edgecombe, Halifax, Johnston, Nash, Sampson and 2 more	9 hr
Jul 22, 5:25 PM EDT	Special Weather Statement	RAH	Guilford, Randolph	65 min
Jul 22, 5:28 PM EDT	Severe Thunderstorm Warning	RAH	Johnston, Wake	32 min
Jul 22, 5:30 PM EDT	Severe Thunderstorm Warning	RAH	Alamance, Guilford, Randolph	45 min
Jul 22, 5:42 PM EDT	Special Weather Statement	RAH	Johnston	63 min
Jul 22, 5:47 PM EDT	Special Weather Statement	RAH	Lee	58 min
Jul 22, 6:07 PM EDT	Special Weather Statement	RAH	Scotland	38 min
Jul 22, 6:10 PM EDT	Severe Thunderstorm Warning	RAH	Hoke, Moore, Richmond, Scotland	54 min
Jul 22, 6:18 PM EDT	Special Weather Statement	RAH	Wilson	42 min
Jul 22, 6:22 PM EDT	Special Weather Statement	RAH	Alamance	38 min
Jul 22, 6:43 PM EDT	Severe Thunderstorm Warning	RAH	Durham, Granville, Orange, Person	65 min
Jul 22, 7:30 PM EDT	Special Weather Statement	RAH	Guilford	45 min
Jul 22, 7:47 PM EDT	Special Weather Statement	RAH	Halifax	13 min
Jul 22, 7:57 PM EDT	Special Weather Statement	RAH	Johnston, Wilson	63 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2019 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.