Chinook Pass Base at Mount Rainier National Park
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Station and Location Information: ► Latitude: 46.8732712° North (WGS1984) ► Longitude: -121.5173857° West (WGS1984) ► UTM Northing: 5192148.3 meters (NAD 1983 Zone 10N) ► UTM Easting: 612982 meters (NAD 1983 Zone 10N) ► Elevation: 5550 feet (1691.64 meters) ► Recording Interval: 60 minutes Station Notes: ► Dew Point Temperature is not recorded, but calculated from Temperature and Relative Humidity. ► This station may experience data gaps due to internet or power outages. Contact Information: This station is maintained by: Northwest Weather and Avalanche Center. Morageology.com interfaces with this station's data collector or other data dissemination platform - the Mount Rainier Geology group does not maintain or service the station. For more information, please contact Scott Beason.

Nearby Stations: 1. Chinook Pass Summit - 0.5 mi to the NNW (348°) 2. White River Rain Gage at White River Ranger Station - 2.7 mi to the NW (319°) 3. White River at White River Bridge - 5.1 mi to the WNW (290°) 4. Sunrise Base - 6.6 mi to the WNW (295°) 5. Sunrise Summit - 7.1 mi to the WNW (297°) 6. Ohanapecosh RAWS at Ohanapecosh Ranger Station - 10.1 mi to the SSW (195°) 7. Camp Schurman - 10.2 mi to the W (269°) 8. Camp Muir - 10.5 mi to the WSW (256°) 9. Paradise - 12.2 mi to the WSW (241°) 10. Nisqually River at Longmire - 16.2 mi to the WSW (238°) 11. Longmire at Longmire, WA - 16.4 mi to the WSW (239°) 12. Kautz Creek at Kautz Helibase - 18.9 mi to the WSW (238°) 13. Tahoma Creek at Nisqually-Paradise Road - 20.2 mi to the WSW (243°) 14. Carbon River Rain Gauge at Carbon River Entrance - 20.4 mi to the WNW (294°) 15. Puyallup River at Near Electron - 24.5 mi to the W (275°) 16. Carbon River at Near Fairfax - 26.5 mi to the WNW (294°) 17. Nisqually River at Near National - 28.0 mi to the WSW (253°) 18. Ashford 3W RAWS at Ashford, WA - 29.2 mi to the WSW (254°) 19. Alder Lake Reservoir at Alder, WA - 37.8 mi to the W (263°)

Date Range to view: [ Data Table | Weather History ]

Temperatures

Most recent instantaneous values:
	Enclosure Temperature	-- °C	-- °F	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	-- °C	-- °F
	7-day Minimum	-- °C	-- °F
	Air Temperature	2.183°C	35.930°F	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	19.222°C	66.600°F	Tuesday, May 12, 2026 04:00:00 PM PDT
	7-day Minimum	-3.956°C	24.880°F	Sunday, May 17, 2026 05:00:00 AM PDT
	Dew Point Temperature	-0.841°C	30.485°F	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	5.382°C	41.687°F	Tuesday, May 12, 2026 10:00:00 PM PDT
	7-day Minimum	-5.385°C	22.308°F	Sunday, May 17, 2026 04:00:00 AM PDT

Humidity

Most recent instantaneous values:
	Relative Humidity	80.4%	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	96.700%	Wednesday, May 13, 2026 11:00:00 PM PDT
	7-day Minimum	28.700%	Tuesday, May 12, 2026 04:00:00 PM PDT

Rainfall

7-day Total:
	Accumulated Precipitation, in:	2.88	Accumulated Precipitation, cm:	7.32

Snow Depth

Most recent instantaneous values:
	Snow Depth	1.91 m	75.28 in	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	2.16 m	85.00 in	Saturday, May 16, 2026 10:00:00 PM PDT
	7-day Minimum	1.78 m	69.88 in	Wednesday, May 13, 2026 11:00:00 AM PDT

Station Voltages

Most recent instantaneous values:
	Battery	12.4 V	Monday, May 18, 2026 11:00:00 PM PDT
	7-day Maximum	13.6 V	Thursday, May 14, 2026 11:00:00 AM PDT
	7-day Minimum	12.2 V	Tuesday, May 12, 2026 05:00:00 AM PDT