dangerous wind chill values high elevations very …...greenville-spartanburg, sc weather forecast...

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Greenville - Spartanburg, SC Weather Forecast Office Presentation Created 1/29/2019 4:07 PM Follow us on Twitter Follow us on Facebook What Has Changed? Updated Temperatures and Wind Chill Values. Decision Support Briefing #7 As of: 1/29/2019 4:00 PM Dangerous Wind Chill Values High Elevations Very Cold All Areas

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Page 1: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

What Has Changed?

Updated Temperatures and Wind Chill

Values.

Decision Support Briefing #7

As of: 1/29/2019 4:00 PM

Dangerous Wind Chill Values High Elevations

Very Cold All Areas

Page 2: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Event Summary

A strong cold front crossed the area today. A very cold air mass will

move in behind the front with wind chill readings averaging 5 below to

15 below zero in the mountains of western North Carolina by

Wednesday morning. This could lead to infrastructure impacts, such as

frozen pipes and high energy usage.

The cold will continue region-wide Wednesday and Thursday. Bitter cold

wind chills in some areas of the mountains. Continued potential of

infrastructure impacts, such as frozen pipes and high energy usage.

Wind gusts will be high enough across the higher elevations of the NC

mountains Wednesday to produce isolated to scattered downed trees

and power lines.

Page 3: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Winter Weather Hazards

Page 4: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Main Points

Hazard Impacts Location Timing

Wind Isolated downed trees and power

lines leading to power outages.

Mainly above 3500 feet in

the NC mountains.Tonight and Wednesday.

Cold/Wind Chill

Dangerous wind chill values. Very

cold temperatures could lead to

infrastructure impacts. Flash

Freezing of water on roads also

possible.

Wind chills above 3500 feet

in the NC mountains,

perhaps expanding to

other locations. Cold air all

locations.

Tonight through Thursday,

possibly into Thursday night

Page 5: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Wind: Mountains, mainly above 3500 feet.

Cold/Wind Chill: Wind Chill Mountains above 3500 ft

Summary of Greatest Impacts

None Limited Elevated Significant Extreme

None Limited Elevated Significant Extreme

Page 6: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Page 7: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Page 9: Dangerous Wind Chill Values High Elevations Very …...Greenville-Spartanburg, SC Weather Forecast Office Presentation Created Follow us on Twitter Follow us on Facebook 1/29/2019

Greenville-Spartanburg, SCWeather Forecast Office Presentation Created

1/29/2019 4:07 PMFollow us on Twitter Follow us on Facebook

Web:

www.weather.gov/gsp

Phone (public):

864-848-9970

E-mail:

[email protected]

Facebook:

NWSGSP

Twitter:

@NWSGSP

YouTube:

NWSGreer

Contact and Next Briefing Information

Briefing Webpage:

www.weather.gov/gsp/brief

Next Briefing When: By 7 AM 1/30/2019

Method: Briefing Package

Disclaimer: The information contained within this briefing

is time-sensitive, do not use after 7 AM 1/30/2019