RWIS Site Summary

Seward Highway @ Turnagain Pass MP 69.9

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Date / Time
01/20/2020 8:50 AM
Atmospheric Data
Air Temperature	10 °F
Dew Point	9 °F
Relative Humidity	95 %
Wind Speed	Calm
Wind Direction	SW
Wind Speed Maximum	Calm
Wind Direction of Maximum Speed	-
Station Barometric Pressure (non-aviation)	954.9 mb
Precipitation Occurrence	None
Precipitation Intensity	None

Precipitation Accumulation Data
10 Minutes	1 Hour	3 Hour	6 Hour	12 Hour	24 Hour
0.00 in since 01/20/2020 8:40 AM	0.00 in since 01/20/2020 7:50 AM	0.00 in since 01/20/2020 5:50 AM	0.00 in since 01/20/2020 2:50 AM	0.00 in since 01/19/2020 8:50 PM	0.00 in since 01/19/2020 8:50 AM

Snow Depth Data
Current	1 Hour	3 Hour	6 Hour	12 Hour	24 Hour
24.4 in - 01/20/2020 8:50 AM	-1.2 in - 01/20/2020 8:00 AM	0.0 in - 01/20/2020 6:00 AM	2.8 in - 01/20/2020 3:00 AM	6.7 in - 01/19/2020 9:00 PM	7.9 in - 01/19/2020 9:00 AM

Pavement Surface and Subsurface Data
Pavement Sensor Location	Date/Time	Surface Temperature (°F)	Subsurface Temperature (°F)
SB Lane 20' S RPU	01/20/2020 8:50 AM	7	-
SB Lane S 170' S RPU	01/20/2020 8:50 AM	6	-
Temperature Data Probe	01/19/2020 3:00 PM	-	6

Camera Data
Seward Hwy North View 01/20/2020 9:00 AM	Seattle Creek Headwall 01/20/2020 9:01 AM	Seward Hwy Close-up 01/20/2020 9:00 AM	Eddy's Ridge 01/20/2020 9:01 AM
Sunny side (up track) 01/20/2020 9:01 AM	Tincan (close-up) 01/20/2020 9:01 AM	Total Depth Snow Stake 01/20/2020 9:02 AM	Seward Hwy South View 01/20/2020 9:01 AM

Road Weather

511 - Traveler Information

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Department of Transportation
& Public Facilities
PO Box 112500
3132 Channel Drive
Juneau, Alaska 99811-2500
Phone: 907-465-3900 || 907-586-8365 (FAX)