Alert archive / Oregon / Winter Storm Warnings in 2021
Winter Storm Warning 7, NWS Pendleton, OR
NWS Pendleton, OR issued this winter storm warning at Dec 21, 2021, 2:38 PM PST for Deschutes County, Jefferson County, Wasco County, Oregon. It took effect at Dec 22, 2021, 4:00 AM PST. It was in force for 48 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 21, 2021, 2:38 PM PST (22:38 UTC)
- In effect from
- Dec 22, 2021, 4:00 AM PST
- Expired
- Dec 24, 2021, 4:00 AM PST
- In force
- 48 hr
- Issued by
- NWS Pendleton, OR
Counties Deschutes County, OR, Jefferson County, OR, Wasco County, OR
The radar
The Portland,OR radar (KRTX), 189 km from the middle of the area, began a volume at 22:38 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Salem/Mcnary, OR (KSLE), launched 12:00Z, 10.6 hours before the alert went out and 148 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 772 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
470 WWUS46 KPDT 212238 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 238 PM PST Tue Dec 21 2021 WAZ520-221500- /O.NEW.KPDT.WS.W.0007.211222T1200Z-211223T1800Z/ East Slopes of the Washington Cascades- 238 PM PST Tue Dec 21 2021 ...WINTER STORM WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow expected above 3000 feet mainly near the crests. Total snow accumulations of 6 to 13 inches. * WHERE...East Slopes of the Washington Cascades mainly impacting the crests. * WHEN...From 4 AM Wednesday to 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact the Wednesday commutes and Thursday morning commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-221500- /O.NEW.KPDT.WS.W.0007.211222T1800Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 238 PM PST Tue Dec 21 2021 ...WINTER STORM WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow expected above 4000 feet mainly near the crests. Total snow accumulations of 5 to 15 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades mainly impacting the crests. * WHEN...From 10 AM Wednesday to 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact morning and evening commutes Wednesday and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
11 follow-up statements
743 WWUS46 KPDT 220559 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 959 PM PST Tue Dec 21 2021 WAZ520-221600- /O.CON.KPDT.WS.W.0007.211222T1200Z-211223T1800Z/ East Slopes of the Washington Cascades- 959 PM PST Tue Dec 21 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM WEDNESDAY TO 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow expected above 3000 feet mainly near the crest. Total snow accumulations of 6 to 13 inches. * WHERE...East Slopes of the Washington Cascades mainly impacting the crest. * WHEN...From 4 AM Wednesday to 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact the Wednesday commutes and Thursday morning commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-221600- /O.CON.KPDT.WS.W.0007.211222T1800Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 959 PM PST Tue Dec 21 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow expected above 4000 feet mainly near the crest. Total snow accumulations of 5 to 15 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades mainly impacting the crest. * WHEN...From 10 AM Wednesday to 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact morning and evening commutes Wednesday and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
668 WWUS46 KPDT 221108 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 308 AM PST Wed Dec 22 2021 WAZ520-230000- /O.CON.KPDT.WS.W.0007.211222T1200Z-211223T1800Z/ East Slopes of the Washington Cascades- 308 AM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow expected above 3000 feet mainly near the crest. Total snow accumulations of 6 to 13 inches. * WHERE...East Slopes of the Washington Cascades mainly impacting the crest. * WHEN...From 4 AM Wednesday to 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-230000- /O.CON.KPDT.WS.W.0007.211222T1800Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 308 AM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow expected above 4000 feet mainly near the crest. Total snow accumulations of 5 to 15 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades mainly impacting the crest. * WHEN...From 10 AM Wednesday to 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact traffic along US-97 and Santiam Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ WAZ030-230000- /O.NEW.KPDT.WW.Y.0029.211223T0000Z-211224T0000Z/ Northwest Blue Mountains- Including the city of Ski Bluewood Resort 308 AM PST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Snow expected above 4000 feet. Total snow accumulations of 4 to 9 inches. Winds gusting as high as 35 mph. * WHERE...Northwest Blue Mountains. * WHEN...From 4 PM this afternoon to 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
132 WWUS46 KPDT 222238 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 238 PM PST Wed Dec 22 2021 WAZ520-230700- /O.CON.KPDT.WS.W.0007.000000T0000Z-211223T1800Z/ East Slopes of the Washington Cascades- 238 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet mainly near the crests. Additional snow accumulations of 3 to 10 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Washington Cascades mainly impacting the crests. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-230700- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 238 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow above 4000 feet mainly near the crests. Additional snow accumulations of 2 to 13 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades primarily along the crests. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact traffic along US-97 and Santiam Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ WAZ030-230700- /O.CON.KPDT.WW.Y.0029.211223T0000Z-211224T0000Z/ Northwest Blue Mountains- Including the city of Ski Bluewood Resort 238 PM PST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Snow expected above 4000 feet. Total snow accumulations of 3 to 8 inches. Winds gusting as high as 40 mph. * WHERE...Northwest Blue Mountains. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
092 WWUS46 KPDT 230341 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 741 PM PST Wed Dec 22 2021 WAZ520-231500- /O.CON.KPDT.WS.W.0007.000000T0000Z-211223T1800Z/ East Slopes of the Washington Cascades- 741 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet mainly near the crests. Additional snow accumulations of 3 to 10 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-231500- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 741 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow above 4000 feet mainly near the crests. Additional snow accumulations of 2 to 13 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact traffic along US-97 and Santiam Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ502-231500- /O.EXA.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon- Including the cities of Meacham and Tollgate 741 PM PST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Snow above 4000 feet. Additional snow accumulations of 3 to 7 inches. Winds gusting as high as 35 mph. * WHERE...Northern Blue Mountains of Oregon. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ WAZ030-231500- /O.CON.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northwest Blue Mountains- Including the city of Ski Bluewood Resort 741 PM PST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Snow expected above 4000 feet. Total snow accumulations of 3 to 8 inches. Winds gusting as high as 40 mph. * WHERE...Northwest Blue Mountains. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
311 WWUS46 KPDT 230537 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 937 PM PST Wed Dec 22 2021 WAZ520-231500- /O.CON.KPDT.WS.W.0007.000000T0000Z-211223T1800Z/ East Slopes of the Washington Cascades- 937 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet mainly near the crests. Additional snow accumulations of 6 to 10 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 10 AM PST Thursday. * IMPACTS...Winter driving conditions are possible, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-231500- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 937 PM PST Wed Dec 22 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Heavy snow above 4000 feet mainly near the crests. Additional snow accumulations of 6 to 12 inches, with higher amounts possible along the crest. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Winter driving conditions are possible. This may impact traffic along US-97 and Santiam Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ502-WAZ030-231500- /O.CON.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon-Northwest Blue Mountains- Including the cities of Meacham, Tollgate, and Ski Bluewood Resort 937 PM PST Wed Dec 22 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THURSDAY ABOVE 4000 FEET... * WHAT...Snow expected above 4000 feet. Total snow accumulations of 3 to 8 inches. Winds gusting as high as 40 mph. * WHERE...Northwest Blue Mountains. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
776 WWUS46 KPDT 231227 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 427 AM PST Thu Dec 23 2021 WAZ520-231800- /O.CON.KPDT.WS.W.0007.000000T0000Z-211223T1800Z/ East Slopes of the Washington Cascades- 427 AM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet. Additional snow accumulations of up to 3 inches with higher amounts near the crest. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 10 AM PST this morning. * IMPACTS...Winter driving conditions will continue, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-232030- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 427 AM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...Heavy snow above 4000 feet. Additional snow accumulations of 3 to 6 inches with higher amounts near the crest. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Winter driving conditions will continue. This may impact traffic along Highways 20 and 26. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ502-WAZ030-232030- /O.CON.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon-Northwest Blue Mountains- Including the cities of Meacham, Tollgate, and Ski Bluewood Resort 427 AM PST Thu Dec 23 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...Snow above 4000 feet. Additional snow accumulations of 2 to 4 inches. Winds gusting as high as 35 mph will cause blowing and drifting of snow. * WHERE...Northwest Blue Mountains. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
265 WWUS46 KPDT 231737 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 937 AM PST Thu Dec 23 2021 WAZ520-240145- /O.EXT.KPDT.WS.W.0007.000000T0000Z-211224T1200Z/ East Slopes of the Washington Cascades- 937 AM PST Thu Dec 23 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 AM PST FRIDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet. Additional snow accumulations of up to 7 inches. Winds gusting as high as 45 mph. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 4 AM PST Friday. * IMPACTS...Winter driving conditions will continue, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-240000- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 937 AM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...Heavy snow above 4000 feet. Additional snow accumulations of 1 to 3 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Winter driving conditions will continue. This may impact traffic along Highways 20 and 26. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ502-WAZ030-240000- /O.CON.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon-Northwest Blue Mountains- Including the cities of Meacham, Tollgate, and Ski Bluewood Resort 937 AM PST Thu Dec 23 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...Snow above 4000 feet. Additional snow accumulations of 2 to 4 inches. Winds gusting as high as 45 mph. * WHERE...In Washington, Northwest Blue Mountains. In Oregon, Northern Blue Mountains of Oregon. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
402 WWUS46 KPDT 232136 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 136 PM PST Thu Dec 23 2021 ORZ509-240545- /O.NEW.KPDT.WS.A.0006.211224T1400Z-211225T1400Z/ /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 136 PM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... ...WINTER STORM WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... * WHAT...For the Winter Storm Warning above 4000 feet, heavy snow. Additional snow accumulations of up to two inches. Winds gusting as high as 35 mph. For the Winter Storm Watch, heavy snow possible with total snow accumulations of 12 to 18 inches possible. * WHERE...East Slopes of the Oregon Cascades. * WHEN...For the Winter Storm Warning, until 4 PM PST this afternoon. For the Winter Storm Watch, from Friday morning through late Friday night. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow showers are expected to diminish in intensity this afternoon into tonight for the Oregon Cascades before another round of heavy snow arrives Friday morning. The heaviest snow will be for the Cascade passes where totals of 12 to 18 inches are forecast. Lower elevations will see lighter amounts in the 4 to 6 inch range. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Monitor the latest forecasts for updates on this situation. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ WAZ520-240545- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T1200Z/ East Slopes of the Washington Cascades- 136 PM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet. Additional snow accumulations of up to 6 inches. Winds gusting as high as 45 mph. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 4 AM PST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ502-WAZ030-240000- /O.CON.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon-Northwest Blue Mountains- Including the cities of Meacham, Tollgate, and Ski Bluewood Resort 136 PM PST Thu Dec 23 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...Snow above 4000 feet. Additional snow accumulations of up to two inches. Winds gusting as high as 45 mph. * WHERE...In Washington, Northwest Blue Mountains. In Oregon, Northern Blue Mountains of Oregon. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
123 WWUS46 KPDT 232349 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 349 PM PST Thu Dec 23 2021 ORZ509-241200- /O.EXP.KPDT.WS.W.0007.000000T0000Z-211224T0000Z/ /O.CON.KPDT.WS.A.0006.211224T1400Z-211225T1400Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 349 PM PST Thu Dec 23 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... ...WINTER STORM WARNING WILL EXPIRE AT 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... * WHAT...For the Winter Storm Watch, heavy snow possible with total snow accumulations of 12 to 18 inches possible. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From Friday morning through late Friday night. * IMPACTS...Travel could be very difficult to impossible. This may impact traffic along Highways 20 and 26. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ ORZ502-WAZ030-240100- /O.EXP.KPDT.WW.Y.0029.000000T0000Z-211224T0000Z/ Northern Blue Mountains of Oregon-Northwest Blue Mountains- Including the cities of Meacham, Tollgate, and Ski Bluewood Resort 349 PM PST Thu Dec 23 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON ABOVE 4000 FEET... There could still be a passing snow shower, but little additional accumulation is expected. $$ WAZ520-241200- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T1200Z/ East Slopes of the Washington Cascades- 349 PM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet. Additional snow accumulations of up to 6 inches. Winds gusting as high as 40 mph. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 4 AM PST Friday. * IMPACTS...Winter driving conditions will continue, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
022 WWUS46 KPDT 240455 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 855 PM PST Thu Dec 23 2021 ORZ509-241200- /O.UPG.KPDT.WS.A.0006.211224T1400Z-211225T1400Z/ /O.NEW.KPDT.WS.W.0008.211224T1400Z-211225T1400Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 855 PM PST Thu Dec 23 2021 ...WINTER STORM WARNING IN EFFECT FROM 6 AM FRIDAY TO 6 AM PST SATURDAY... * WHAT...Heavy snow expected. Total snow accumulations of 12 to 18 inches. Winds gusting as high as 35 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From 6 AM Friday to 6 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. This may impact travel along SR 20 and 26. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ WAZ520-241200- /O.CON.KPDT.WS.W.0007.000000T0000Z-211224T1200Z/ East Slopes of the Washington Cascades- 855 PM PST Thu Dec 23 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY ABOVE 3000 FEET... * WHAT...Heavy snow above 3000 feet. Additional snow accumulations of 4 to 6 inches. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 4 AM PST Friday. * IMPACTS...Winter driving conditions will continue, and may impact traffic along Interstate 90 and Snoqualmie Pass. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
599 WWUS46 KPDT 241141 WSWPDT URGENT - WINTER WEATHER MESSAGE National Weather Service Pendleton OR 341 AM PST Fri Dec 24 2021 WAZ520-242300- /O.EXP.KPDT.WS.W.0007.000000T0000Z-211224T1200Z/ /O.NEW.KPDT.WW.Y.0030.211224T1200Z-211224T2300Z/ East Slopes of the Washington Cascades- Including the cities of Cle Elum and Cliffdell 341 AM PST Fri Dec 24 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... ...WINTER STORM WARNING WILL EXPIRE AT 4 AM PST EARLY THIS MORNING ABOVE 3000 FEET... * WHAT...Snow expected. Total snow accumulations 4 to 8 inches. * WHERE...East Slopes of the Washington Cascades. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. * ADDITIONAL DETAILS...Although the heavy snow will taper off this morning, there will be periods of moderate snow during the day. Most snowfall this afternoon will be south of Mount Adams. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ ORZ509-242315- /O.CON.KPDT.WS.W.0008.211224T1400Z-211225T1400Z/ East Slopes of the Oregon Cascades- Including the cities of La Pine and Sunriver 341 AM PST Fri Dec 24 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM PST SATURDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 14 inches with the heaviest amount near the crest. * WHERE...East Slopes of the Oregon Cascades. * WHEN...Until 6 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the morning or evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1, or by visiting online at https://tripcheck.com for Oregon or https://wsdot.com/travel for Washington. && $$ For more information from the National Weather Service visit http://weather.gov/PDT
The office that day
Everything else NWS Pendleton, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 21, 5:13 AM PST | Freezing Fog Advisory | PDT | Crook, Deschutes, Jefferson | 5 hr |
Nearby
Winter Storm Warnings in Oregon, 2021Winter Storm Warnings in Washington, 2021Every winter storm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.