National Weather Service United States Department of Commerce

Powerful Pacific Storm to Continue Impacting Northern California; Heavy Snow in the Appalachians and Portions of the Northeast

A strong atmospheric river will continue to impact northern California with heavy rain and life-threatening flooding through Friday. Unsettled weather is expected across much of the Northeast and Great Lakes over the next few days, including the likelihood of heavy snow in the central Appalachians and higher elevations of northeastern Pennsylvania and southern New York. Read More >

CIGS

VSBY

AAR

Type Approaches

Impact

>040

>10

120+

Visuals

 

012-040

>10

112-116

Instrument

 

012-040

<10

90-108

Instruments

MIT, TBFM (scheduling/metering)

<012

>1/2

90-98

Instruments

MIT, TBFM (scheduling/metering)

002-009

½ - 3

78-96

Instruments

MIT, TBFM (metering/scheduling)

<002

<1/2

54-60

Instruments

Tower requires additional spacing on arrival runways due to Tower Departure rule (2 increasing to 3). CATII and CATIII ILS approaches; MIT, GDP, Potential GS

 

Wind Speed/Direction

 

AAR

Type Approaches

Impact

25-30kts sustained from 280-300

Xwind

84-114

Visuals

MIT, TBFM (metering/scheduling)

>35kts sustained from 280-300

NW Flow Event

24-48

Instrument/Visuals

GDP, MIT, Potential GS

Gusts >45kts from 280-300

Xwind/NW Flow

24

Instrument/Visuals

Potential GS

 

S4 VMC: 13R (6MIT), 18R, 17C, 17L = 130/90

S4 LVMC: 13R (6MIT), 18R, 17C, 17L= 116/90

S4 IMC:   13R (6MIT), 18R, 17C, 17L= 108/90

S3 IMC:     18R, 17C, 17L = 98/90

S3 LIMC:  18R, 17C, 17L = 90/90

 

N4 VMC: 36L, 35C, 35R, 31R (6MIT) = 124/90

N4 LVMC: 36L, 35C, 35R, 31R (6MIT) = 112/90

N4 IMC:  36L, 35C, 35R, 31R (6MIT) = 108/90

N3 IMC:  36L, 35C, 35R = 94/90

N3 LIMC: 36L, 35C, 35R = 88/90

NW2VMC/IMC:  31R, 31L = 48/48 (5MIT on ea)

NW2LIMC: 31R = 24 (Single RWY)