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Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office...

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Wakefield, VA Weather Forecast Office Presentation Created 2/6/2020 1:24 PM @NWSWakefieldVA /NWSWakefieldVA What Has Changed? Tornado Watch is in effect until 7PM. Decision Support Briefing #5 As of: 1 PM February 6, 2020 http://www.weather.gov/akq/SevereThunderstorms http:// www.weather.gov/akq/RainandSnow
Transcript
Page 1: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

What Has Changed?

Tornado Watch is in effect until 7PM.

Decision Support Briefing #5

As of: 1 PM February 6, 2020

http://www.weather.gov/akq/SevereThunderstorms

MANDATED SLIDE

http://www.weather.gov/akq/RainandSnow

Page 2: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Main Points

Hazard Impacts Location Timing

Flooding

Heavy rainfall will likely result in

minor flooding. Flooding of

creeks, streams, and urban/poor

drainage areas is expected. A

few instances of flash flooding will also be possible.

The Entire Area

Through tonight for

areal/flash flooding.

Main stem river flooding will

begin Thursday night and

persist through the weekend.

Wind Damaging wind gusts will down

trees and power lines, resulting

in scattered power outages.

Central and Southern

Virginia/Northeast North

Carolina

This afternoon through

tonight

TornadoesThere is a chance of a tornado or

two.

Southern

Virginia/Northeast North

Carolina

This afternoon through

tonight

LightningA few lightning strikes are

possible.

Southern

Virginia/Northeast North

Carolina

This afternoon through

tonight

MANDATED SLIDE

Page 3: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Damaging Wind: (Southern VA/NE NC)

Flash Flooding: Area wide

Tornadoes: (Southern VA/NE NC)

None Limited Elevated Significant Extreme

None Limited Elevated Significant Extreme

None Limited Elevated Significant Extreme

Summary of Greatest Impacts

MANDATED SLIDE

Page 4: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Tornado Watch

Conditions favorable for damaging winds and possible tornadoes!

Southern and Southeast VA in addition to NC

The storms will impact the local area between 3 pm and 7 PM

Important Details

Richmond

Norfolk

Salisbury

In Effect Until 7 PM

Page 5: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Time of Arrival of Severe Storms

Page 6: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Timing: This afternoon through tonight

Potential Impacts: Damaging wind gusts will down trees and power lines, resulting in scattered power outages. Isolated tornadoes are also possible.

Locations: South central VA late this afternoon…reaching SE VA/NE NC tonight into early Friday morning

Severe Risk Area What We’re Expecting

Slight Risk

Marginal RiskEnhanced Risk

Moderate Risk

High Risk

HAZARDS:

Severe Weather Outlook

Page 7: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Hazard Overview

Timing: From this

afternoon through

Friday morning.

Page 8: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Excessive Rainfall Outlook

Page 9: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Rain/Flooding Potential

Timing: The heaviest

rainfall is expected

from this afternoon

through tonight.

Impacts: Minor

flooding is likely in

urban/poor drainage

areas, with a few

instances of flash

flooding possible.

See upcoming slides

for details on

potential main stem

river flooding.

*Additional Rainfall Totals*

Page 10: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

HAZARDS: https://water.weather.gov/ahps2/forecasts.php?wfo=akq

Timing: Tonight through the

weekend. River flooding will last

through early next week across

parts of the area.

Impacts: Low-lying/vulnerable

areas near rivers will flood. Some

roads will be flooded, with a few

road closures possible.

Impacts: Minor tidal flooding likely

along the bay side of the Eastern

Shore.

River and Tidal Flooding Impacts

River Gauges

Page 11: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

River Flooding – Piedmont

Minor river flooding is expected by Friday

morning with a low chance of moderate

flooding by late Friday.

River flooding will continue through the

weekend.

Page 12: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

River Flooding – Richmond/Southside VA

River flooding is expected to begin by late

Friday across central VA.

River levels are forecast to crest just above

moderate flood thresholds at Richmond-

Westham, while cresting above minor

thresholds at most other locations in central

VA.

Page 13: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

River Flooding – SE VA / NE NC

River levels are expected to rise near or just

above minor flood thresholds this weekend.

River flooding will persist through early next

week along parts of the Nottaway River.

Page 14: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

High Wind Potential

Timing: Strong gusty

winds Friday morning

through the afternoon

Impacts: A few downed

trees or fallen limbs

possible due to the

combination of wet soil

and gusty winds

Page 15: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Event Summary

A widespread 2-3.5” of rain is expected to fall across the area

from Today through tonight.

This will result in minor flooding of urban/poor drainage areas,

with a few instances of flash flooding possible.

There is a slight risk of severe weather across southern VA/NE

NC from this afternoon-tonight. The main threat will be

damaging wind gusts and isolated tornadoes, which will down

trees and power lines, resulting in scattered power outages

and potential structural damage.

Main stem river flooding is expected to begin Friday and

persist through the weekend.

Page 16: Severe Weather Outlook - WordPress.com · 2020/02/06  · Wakefield, VA Weather Forecast Office Presentation Created @NWSWakefieldVA /NWSWakefieldVA 2/6/2020 1:24 PM Time of Arrival

Wakefield, VA Weather Forecast Office Presentation Created

2/6/2020 1:24 PM@NWSWakefieldVA /NWSWakefieldVA

Web:

http://www.weather.gov/akq

Phone (public):

(757) 899-4200

E-mail:

[email protected]

Facebook:

NWSWakefieldVA

Twitter:

@NWSWakefieldVA

YouTube:

NWSWakefieldVA

Briefing Webpage:https://www.weather.gov/akq/Brief

Latest Briefing Available At:

https://www.weather.gov/media/akq/briefings/LatestBriefing.pdf

Next Briefing When: By 8 AM Friday

Method: E-mail/Web

Disclaimer: The information contained within this briefing

is time-sensitive, please visit our website for the latest briefing.

Contact and Next Briefing Information

MANDATED SLIDE


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