Alert archive / Idaho / Winter Storm Warnings in 2021
Winter Storm Warning 2, NWS Boise, ID
NWS Boise, ID issued this winter storm warning at Jan 25, 2021, 2:21 PM MST for 7 counties in Idaho; Baker County, Harney County, Malheur County, Oregon. It took effect at Jan 26, 2021, 8:00 PM MST. It was in force for 45 hr. 29 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jan 25, 2021, 2:21 PM MST (21:21 UTC)
- In effect from
- Jan 26, 2021, 8:00 PM MST
- Expired
- Jan 28, 2021, 5:00 PM MST
- In force
- 45 hr
- Issued by
- NWS Boise, ID
Counties Adams County, ID, Boise County, ID, Camas County, ID, Elmore County, ID, Gem County, ID, Valley County, ID, Washington County, ID, Baker County, OR, Harney County, OR, Malheur County, OR
The radar
The Boise radar (KCBX), 61 km from the middle of the area, began a volume at 21:25 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 27, 1:53 AM MST | HEAVY SNOW 0 | 3 E Burns, OR | 4 INCHES REPORTERD BY A SPOTTER EAST OF BURNS OREGON |
| Jan 27, 6:00 AM MST | SNOW 0.8 | 11 Sw Adrian, OR | CO-OP OBSERVER STATION OWYO3 10.9 SW ADRIAN. |
| Jan 27, 7:30 AM MST | SNOW 0.5 | 2 N Glenns Ferry, ID | COCORAHS STATION ID-EL-1 GLENNS FERRY 1.6 N. |
| Jan 27, 8:00 AM MST | SNOW 0.7 | 1 Nne Baker, OR | COCORAHS STATION OR-BK-19 BAKER CITY 0.6 NNE. |
| Jan 27, 8:00 AM MST | SNOW 1.7 | 10 Sw Idaho City, ID | COCORAHS STATION ID-BS-9 IDAHO CITY 9.7 SW. |
| Jan 27, 8:00 AM MST | SNOW 2.7 | 4 Nne Donnelly, ID | COCORAHS STATION ID-VL-1 MCCALL 9.3 SSE. |
| Jan 27, 8:00 AM MST | SNOW 3.3 | 6 Wsw Hines, OR | COCORAHS STATION OR-HY-5 HINES 6.2 WSW. |
| Jan 27, 8:45 AM MST | SNOW 3.7 | 2 Nnw New Meadows, ID | COCORAHS STATION ID-AM-3 NEW MEADOWS 2.1 NNW. |
| Jan 27, 9:00 AM MST | SNOW 0.5 | Mountain Home, ID | COCORAHS STATION ID-EL-3 MOUNTAIN HOME 0.9 SW. |
| Jan 27, 9:00 AM MST | SNOW 0.6 | 5 N Fields, OR | COCORAHS STATION OR-HY-6 FIELDS 4.5 N. |
| Jan 27, 9:21 AM MST | HEAVY SNOW 9 | 1 S Mccall, ID | MCCALL AIRPORT SNOW STAKE. STILL SNOWING. |
| Jan 27, 9:32 AM MST | HEAVY SNOW 7 | Midvale, ID | SOCIAL MEDIA. |
| Jan 27, 9:51 AM MST | HEAVY SNOW 5 | Huntington, OR | |
| Jan 27, 9:52 AM MST | HEAVY SNOW 5 | 6 Se Jamieson, OR | SOCIAL MEDIA. |
| Jan 27, 9:58 AM MST | HEAVY SNOW 5 | 9 Se Durkee, OR | SOCIAL MEDIA. |
| Jan 27, 10:00 AM MST | HEAVY SNOW 7 | Donnelly, ID | SOCIAL MEDIA. |
| Jan 27, 10:30 AM MST | SNOW 1 | Yellow Pine, ID | COCORAHS STATION ID-VL-2 YELLOW PINE 0.2 SSW. |
| Jan 27, 11:30 AM MST | HEAVY SNOW 8.5 | Cambridge, ID | SOCIAL MEDIA. |
| Jan 27, 11:31 AM MST | HEAVY SNOW 6 | Garden Valley, ID | SOCIAL MEDIA. |
| Jan 27, 12:29 PM MST | HEAVY SNOW 4 | 1 E Juntura, OR | SOCIAL MEDIA PHOTO. |
| Jan 27, 12:29 PM MST | HEAVY SNOW 7.5 | 1 Ene Hines, OR | SOCIAL MEDIA PHOTO. |
| Jan 27, 2:00 PM MST | SNOW 12.5 | 2 Ssw Mccall, ID | CO-OP OBSERVER STATION MYLI1 MCCALL. |
| Jan 27, 2:00 PM MST | HEAVY SNOW 14 | 1 S Mccall, ID | MCCALL SNOWSTAKE CAM. |
| Jan 27, 2:51 PM MST | HEAVY SNOW 6.5 | 4 S Featherville, ID | SINCE 5 AM. |
| Jan 27, 10:30 PM MST | SNOW 4 | 1 N Idaho City, ID | COCORAHS STATION ID-BS-7 IDAHO CITY 1.1 ESE. |
| Jan 28, 7:00 AM MST | SNOW 9 | Centerville, ID | COCORAHS STATION ID-BS-10 PLACERVILLE 3.6 SE. |
| Jan 28, 8:00 AM MST | SNOW 3.9 | 10 Sw Idaho City, ID | COCORAHS STATION ID-BS-9 IDAHO CITY 9.7 SW. |
| Jan 28, 8:00 AM MST | SNOW 6 | 2 Nnw New Meadows, ID | COCORAHS STATION ID-AM-3 NEW MEADOWS 2.1 NNW. |
| Jan 28, 8:00 AM MST | SNOW 13 | 4 Nne Donnelly, ID | COCORAHS STATION ID-VL-1 MCCALL 9.3 SSE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 9.4 hours before the alert went out and 55 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
- 1218 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
223 WWUS45 KBOI 252121 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 221 PM MST Mon Jan 25 2021 ORZ061>063-260600- /O.UPG.KBOI.WS.A.0001.210127T0300Z-210128T0000Z/ /O.NEW.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ Harney County-Baker County-Malheur County- 221 PM MST Mon Jan 25 2021 /121 PM PST Mon Jan 25 2021/ ...WINTER STORM WARNING IN EFFECT FROM 8 PM MST /7 PM PST/ TUESDAY TO 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 3 to 7 inches, except up to 10 to 14 inches over the mountains. Snow accumulations of less than an inch in central and southern Malheur and Harney Counties. Winds gusting as high as 45 mph over exposed terrain. * WHERE...Northern Harney and Malheur County, and Baker County. * WHEN...From 8 PM MST /7 PM PST/ Tuesday to 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel will be very difficult to impossible, especially over I-84. Highway 20 and Highway 26 will also be difficult as well as other Highways across Baker County. 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. && $$ IDZ013-028-033-260600- /O.UPG.KBOI.WS.A.0001.210127T1200Z-210128T0000Z/ /O.NEW.KBOI.WS.W.0002.210127T0800Z-210128T0600Z/ Boise Mountains-Camas Prairie-Upper Weiser River- 221 PM MST Mon Jan 25 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 11 PM MST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 inches, except 10 to 15 inches over the mountains. Winds gusting as high as 35 mph. * WHERE...Boise Mountains, Camas Prairie and Upper Weiser River zones. * WHEN...From 1 AM to 11 PM MST Wednesday. * IMPACTS...Travel will be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ ORZ064-260600- /O.NEW.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ Oregon Lower Treasure Valley- 221 PM MST Mon Jan 25 2021 /121 PM PST Mon Jan 25 2021/ ...WINTER STORM WARNING IN EFFECT FROM 8 PM MST /7 PM PST/ TUESDAY TO 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 35 mph over exposed terrain. * WHERE...Oregon Lower Treasure Valley zone. * WHEN...From 8 PM MST /7 PM PST/ Tuesday to 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel will 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. && $$ IDZ011-260600- /O.UPG.KBOI.WS.A.0001.210127T1200Z-210128T0000Z/ /O.NEW.KBOI.WW.Y.0005.210127T0800Z-210128T0600Z/ West Central Mountains- 221 PM MST Mon Jan 25 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 11 PM MST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 5 to 9 inches, except 8 to 14 inches over the mountains. Winds up to 25 mph over exposed terrain. * WHERE...West Central Mountains zone. * WHEN...From 1 AM to 11 PM MST Wednesday. * IMPACTS...Plan on slippery road conditions. Snow covered roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
12 follow-up statements
463 WWUS45 KBOI 260536 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 1036 PM MST Mon Jan 25 2021 ORZ061>064-261400- /O.CON.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ Harney County-Baker County-Malheur County- Oregon Lower Treasure Valley- 1036 PM MST Mon Jan 25 2021 /936 PM PST Mon Jan 25 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM MST /7 PM PST/ TUESDAY TO 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 3 to 6 inches. Winds gusting as high as 35 mph over exposed terrain. * WHERE...Oregon Lower Treasure Valley zone. * WHEN...From 8 PM MST /7 PM PST/ Tuesday to 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel will 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. && $$ IDZ013-028-033-261400- /O.CON.KBOI.WS.W.0002.210127T0800Z-210128T0600Z/ Boise Mountains-Camas Prairie-Upper Weiser River- 1036 PM MST Mon Jan 25 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 11 PM MST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 5 to 9 inches, except 10 to 15 inches over the mountains. Winds gusting as high as 35 mph. * WHERE...Boise Mountains, Camas Prairie and Upper Weiser River zones. * WHEN...From 1 AM to 11 PM MST Wednesday. * IMPACTS...Travel will be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ011-261400- /O.CON.KBOI.WW.Y.0005.210127T0800Z-210128T0600Z/ West Central Mountains- 1036 PM MST Mon Jan 25 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 11 PM MST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 5 to 9 inches, except 8 to 14 inches over the mountains. Winds up to 25 mph over exposed terrain. * WHERE...West Central Mountains zone. * WHEN...From 1 AM to 11 PM MST Wednesday. * IMPACTS...Plan on slippery road conditions. Snow covered roads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
389 WWUS45 KBOI 260955 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 255 AM MST Tue Jan 26 2021 ORZ061-262200- /O.CAN.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ /O.EXB.KBOI.WW.Y.0005.210127T0000Z-210127T1800Z/ Harney County- 155 AM PST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM PST WEDNESDAY... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches, except up to 7 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Harney County zone, from Burns north. * WHEN...From 4 PM this afternoon to 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-033-262200- /O.EXT.KBOI.WS.W.0002.210127T0600Z-210128T0000Z/ Boise Mountains-Upper Weiser River- 255 AM MST Tue Jan 26 2021 ...WINTER STORM WARNING NOW IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 inches, except up to 11 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Upper Weiser River and Boise Mountains zones. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. 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. && $$ IDZ028-262200- /O.EXT.KBOI.WS.W.0002.210127T0600Z-210129T0000Z/ Camas Prairie- 255 AM MST Tue Jan 26 2021 ...WINTER STORM WARNING NOW IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 13 inches, except up to 17 inches over the mountains. * WHERE...Camas Prairie zone. * WHEN...From 11 PM this evening to 5 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ ORZ062>064-262200- /O.CON.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 255 AM MST Tue Jan 26 2021 /155 AM PST Tue Jan 26 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM MST /7 PM PST/ THIS EVENING TO 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 8 inches, except up to 11 inches over the mountains. Winds gusting as high as 40 mph with areas of blowing snow. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. * WHEN...From 8 PM MST /7 PM PST/ this evening to 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow will significantly reduce visibility. 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. && $$ IDZ011-262200- /O.EXT.KBOI.WW.Y.0005.210127T0600Z-210128T0000Z/ West Central Mountains- 255 AM MST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches, except up to 11 inches over the mountains. * WHERE...West Central Mountains zone. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
969 WWUS45 KBOI 262128 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 228 PM MST Tue Jan 26 2021 ORZ062>064-270600- /O.CON.KBOI.WS.W.0002.210127T0300Z-210128T0000Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 228 PM MST Tue Jan 26 2021 /128 PM PST Tue Jan 26 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM MST /7 PM PST/ THIS EVENING TO 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 8 inches, except up to 11 inches over the mountains. Winds gusting as high as 40 mph with areas of blowing snow. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. In the Oregon Lower Treasure Valley zones, Ontario and Vale are only expecting around an inch of snow. The warning is for areas north these two cities. Weiser and nearby areas are expecting around 4 inches of snow, although technically they are about a mile outside our zone boundary for the Lower Treasure Valley of Oregon zone. * WHEN...From 8 PM MST /7 PM PST/ this evening to 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow will significantly reduce visibility. 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. && $$ IDZ013-033-270600- /O.CON.KBOI.WS.W.0002.210127T0600Z-210128T0000Z/ Boise Mountains-Upper Weiser River- 228 PM MST Tue Jan 26 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 inches, except up to 12 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Upper Weiser River and Boise Mountains zones. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ028-270600- /O.CON.KBOI.WS.W.0002.210127T0600Z-210129T0000Z/ Camas Prairie- 228 PM MST Tue Jan 26 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 13 inches, except up to 18 inches over the mountains. * WHERE...Camas Prairie zone. * WHEN...From 11 PM this evening to 5 PM MST Thursday. * IMPACTS...Travel could be very difficult. 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. && $$ ORZ061-270600- /O.CON.KBOI.WW.Y.0005.210127T0000Z-210127T1800Z/ Harney County- 128 PM PST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM PST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches, except up to 7 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Harney County zone, from Burns north. * WHEN...From 4 PM this afternoon to 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ011-270600- /O.CON.KBOI.WW.Y.0005.210127T0600Z-210128T0000Z/ West Central Mountains- 228 PM MST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 5 PM MST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches, except up to 12 inches over the mountains. * WHERE...West Central Mountains zone. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * 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. && $$
875 WWUS45 KBOI 270546 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 1046 PM MST Tue Jan 26 2021 ORZ062>064-271400- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 1046 PM MST Tue Jan 26 2021 /946 PM PST Tue Jan 26 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 8 inches, except up to 11 inches over the mountains. Winds gusting as high as 40 mph with areas of blowing snow. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. In the Oregon Lower Treasure Valley zone, Ontario and Vale are expecting only 1 to 2 inches of snow. The warning is for areas north these two cities. Weiser and nearby areas are expecting around 4 inches of snow, although they are about a mile outside our zone boundary for the Lower Treasure Valley of Oregon zone. In the Baker County zone, Baker City is expecting only 1 to 2 inches of snow. * WHEN...Until 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall overnight into Wednesday morning. Snow will begin to decrease Wednesday afternoon. Additional light to moderate snow will arrive late Wednesday night and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-033-271400- /O.CON.KBOI.WS.W.0002.210127T0600Z-210128T0000Z/ Boise Mountains-Upper Weiser River- 1046 PM MST Tue Jan 26 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST WEDNESDAY... * WHAT...Heavy snow expected. Total snow accumulations of 4 to 7 inches, except up to 12 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Upper Weiser River and Boise Mountains zones. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall late tonight into Wednesday morning. Snow will begin to decrease Wednesday afternoon. Additional light to moderate snow will arrive late Wednesday night 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. && $$ IDZ028-271400- /O.CON.KBOI.WS.W.0002.210127T0600Z-210129T0000Z/ Camas Prairie- 1046 PM MST Tue Jan 26 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 13 inches, except up to 18 inches over the mountains. * WHERE...Camas Prairie zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ ORZ061-271400- /O.CON.KBOI.WW.Y.0005.000000T0000Z-210127T1800Z/ Harney County- 946 PM PST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 4 inches, except up to 7 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Harney County zone, from Burns north. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ011-271400- /O.CON.KBOI.WW.Y.0005.210127T0600Z-210128T0000Z/ West Central Mountains- 1046 PM MST Tue Jan 26 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST WEDNESDAY... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches, except up to 12 inches over the mountains. * WHERE...West Central Mountains zone. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Additional light to moderate snow will arrive late Wednesday night and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
553 WWUS45 KBOI 270926 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 226 AM MST Wed Jan 27 2021 ORZ062>064-271730- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 226 AM MST Wed Jan 27 2021 /126 AM PST Wed Jan 27 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON... * WHAT...Heavy snow expected. Additional snow accumulations of 2 to 6 inches, except up to 10 inches over the mountains. Winds gusting as high as 40 mph with areas of blowing snow. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. In the Oregon Lower Treasure Valley zone, Ontario and Vale are expecting only 1 to 2 inches of snow. The warning is for areas north these two cities. Weiser and nearby areas are expecting around 4 inches of snow. In the Baker County zone, Baker City is expecting up to 1 inch of snow. * WHEN...Until 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall through this morning. Snow will begin to decrease by this afternoon. Additional light to moderate snow will arrive late tonight 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. && $$ IDZ013-033-271730- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Boise Mountains-Upper Weiser River- 226 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow expected. Additional snow accumulations of 3 to 6 inches, except up to 14 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Upper Weiser River and Boise Mountains zones. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall through this morning. Snow will begin to decrease by this afternoon. Additional light to moderate snow will arrive late tonight and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ028-271730- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ Camas Prairie- 226 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 13 inches, except up to 18 inches over the mountains. * WHERE...Camas Prairie zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult. 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. && $$ ORZ061-271730- /O.CON.KBOI.WW.Y.0005.000000T0000Z-210127T1800Z/ Harney County- 126 AM PST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Snow expected. Additional snow accumulations of 1 to 3 inches, except up to 6 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Harney County zone, from Burns north. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ011-271730- /O.CON.KBOI.WW.Y.0005.000000T0000Z-210128T0000Z/ West Central Mountains- 226 AM MST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches, except up to 12 inches over the mountains. * WHERE...West Central Mountains zone. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Additional light to moderate snow will arrive late tonight and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
281 WWUS45 KBOI 270954 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 254 AM MST Wed Jan 27 2021 ORZ062>064-271830- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 254 AM MST Wed Jan 27 2021 /154 AM PST Wed Jan 27 2021/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON... * WHAT...Heavy snow expected. Additional snow accumulations of 2 to 6 inches, except up to 10 inches over the mountains. Winds gusting as high as 40 mph with areas of blowing snow. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. In the Oregon Lower Treasure Valley zone, Ontario and Vale are expecting only 1 to 2 inches of snow. The warning is for areas north these two cities. Weiser and nearby areas are expecting around 4 inches of snow. In the Baker County zone, Baker City is expecting up to 1 inch of snow. * WHEN...Until 5 PM MST /4 PM PST/ Wednesday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall through this morning. Snow will begin to decrease by this afternoon. Additional light to moderate snow will arrive late tonight and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-033-271830- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Boise Mountains-Upper Weiser River- 254 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow expected. Additional snow accumulations of 3 to 6 inches, except up to 14 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Upper Weiser River and Boise Mountains zones. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. * ADDITIONAL DETAILS...The heaviest snow will fall through this morning. Snow will begin to decrease by this afternoon. Additional light to moderate snow will arrive late tonight 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. && $$ IDZ028-271830- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ Camas Prairie- 254 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow expected. Total snow accumulations of 10 to 13 inches, except up to 18 inches over the mountains. * WHERE...Camas Prairie zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ ORZ061-271800- /O.CON.KBOI.WW.Y.0005.000000T0000Z-210127T1800Z/ Harney County- 154 AM PST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Snow expected. Additional snow accumulations of 1 to 3 inches, except up to 6 inches over the mountains. Winds gusting as high as 35 mph with areas of blowing snow. * WHERE...Harney County zone, from Burns north. * WHEN...Until 10 AM PST Wednesday. * IMPACTS...Travel could be very difficult. Areas of blowing snow will significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ011-271830- /O.CON.KBOI.WW.Y.0005.000000T0000Z-210128T0000Z/ West Central Mountains- 254 AM MST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Snow expected. Total snow accumulations of 4 to 6 inches, except up to 12 inches over the mountains. * WHERE...West Central Mountains zone. * WHEN...Until 5 PM MST Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Additional light to moderate snow will arrive late tonight and Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions can be obtained by calling 5 1 1. && $$
307 WWUS45 KBOI 271717 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 1017 AM MST Wed Jan 27 2021 ORZ061-271830- /O.CAN.KBOI.WW.Y.0005.000000T0000Z-210127T1800Z/ Harney County- 917 AM PST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Consistent snow has ended across Harney County. Isolated snow showers are in the forecast for this afternoon, but additional accumulations will be minor. Therefore, the advisory has been cancelled. $$ IDZ011-280130- /O.UPG.KBOI.WW.Y.0005.000000T0000Z-210128T0000Z/ /O.EXA.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains- 1017 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 3 to 8 inches at lower elevations, with up to 12 inches above 6000 ft. * WHERE...West Central Mountains zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel will be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...McCall has already received approximately 10 inches of snow, with more on the way. Therefore, the advisory has been upgraded to a warning. In addition, after a lull this evening, additional snow is forecast for late tonight through tomorrow. Therefore, the warning was extended through 5 pm MST Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ ORZ062>064-272200- /O.EXT.KBOI.WS.W.0002.000000T0000Z-210127T2200Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 1017 AM MST Wed Jan 27 2021 /917 AM PST Wed Jan 27 2021/ ...WINTER STORM WARNING NOW IN EFFECT UNTIL 3 PM MST /2 PM PST/ THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations of up to one inch. Winds gusting as high as 40 mph. * WHERE...Oregon Lower Treasure Valley, Malheur County and Baker County zones. * WHEN...Until 3 PM MST /2 PM PST/ this afternoon. * IMPACTS...Plan on slippery road conditions. * ADDITIONAL DETAILS...Snow will be tapering off early this afternoon, and only isolated showers should be ongoing as of 3 pm MST / 2 pm PST this afternoon. Therefore the ending time of the warning has been adjusted. 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. && $$ IDZ028-280000- /O.EXT.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Camas Prairie- 1017 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Camas Prairie zone. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Snow will continue this afternoon. After a lull this evening, additional light snow is now forecast for late tonight through tomorrow. With only light snow in the forecast, the warning that was in effect through tomorrow has been adjusted to end this afternoon at 5 pm MST. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-280130- /O.EXT.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ Boise Mountains- 1017 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of up to 8 inches at lower elevations, except up to 18 inches above around 6000 ft. Winds gusting as high as 35 mph. * WHERE...Boise Mountains zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Heavy snow is ongoing. After a lull this evening, moderate snow is forecast to pick back up late tonight and continue through tomorrow afternoon. Therefore, the warning has been extended through 5 pm MST 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. && $$ IDZ033-280000- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Upper Weiser River- 1017 AM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations of up to two inches, except up to 3 inches over the higher terrain along the edges of the valley. * WHERE...Upper Weiser River zone. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$
619 WWUS45 KBOI 272139 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 239 PM MST Wed Jan 27 2021 ORZ062>064-272245- /O.EXP.KBOI.WS.W.0002.000000T0000Z-210127T2200Z/ Baker County-Malheur County-Oregon Lower Treasure Valley- 239 PM MST Wed Jan 27 2021 /139 PM PST Wed Jan 27 2021/ ...WINTER STORM WARNING WILL EXPIRE AT 3 PM MST /2 PM PST/ THIS AFTERNOON... Consistent snow has ended in the warning area. Isolated snow showers will continue overnight, but accumulations are expected to be less than an inch. Therefore, the warning will be allowed to expire on schedule at 3 pm MST / 2 pm PST. $$ IDZ011-280600- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains- 239 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 3 to 8 inches at lower elevations, with up to 12 inches above 6000 ft. * WHERE...West Central Mountains zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel will be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...McCall has already received approximately 10 inches of snow, with more on the way. Therefore, the advisory has been upgraded to a warning. In addition, after a lull this evening, additional snow is forecast for late tonight through tomorrow. Therefore, the warning goes through 5 pm MST Thursday. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ033-280000- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Upper Weiser River- 239 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations of up to an inch, except up to 2 inches over the higher terrain along the edges of the valley. * WHERE...Upper Weiser River zone. * WHEN...Until 5 PM MST this afternoon. * 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. && $$ IDZ028-280000- /O.CON.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Camas Prairie- 239 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow. Additional snow accumulations of 1 to 2 inches. * WHERE...Camas Prairie zone. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Snow will continue this afternoon. After a lull this evening, additional light snow is forecast for late tonight through tomorrow. With only light snow in the forecast, the warning that was in effect through tomorrow has been adjusted to end this afternoon at 5 pm MST. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-280600- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ Boise Mountains- 239 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of up to 8 inches at lower elevations, except up to 18 inches above around 6000 ft. Winds gusting as high as 35 mph. * WHERE...Boise Mountains zone. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Heavy snow is ongoing. After a lull this evening, moderate snow is forecast to pick back up late tonight and continue through tomorrow afternoon. Therefore, the warning goes through 5 pm MST 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. && $$
491 WWUS45 KBOI 272356 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 456 PM MST Wed Jan 27 2021 IDZ033-280100- /O.EXP.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Upper Weiser River- 456 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... Snow across the warned area has weakened. Periods of snowfall will remain possible this evening, but widespread significant snowfall is no longer expected. $$ IDZ028-280100- /O.EXP.KBOI.WS.W.0002.000000T0000Z-210128T0000Z/ Camas Prairie- 456 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... Snow across the warned area has weakened. Periods of snowfall will remain possible this evening, but widespread significant snowfall is no longer expected. $$ IDZ011-280800- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains- 456 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 3 to 8 inches at lower elevations, with up to 12 inches above 6000 ft. * WHERE...West Central Mountains. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel will be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...McCall has already received approximately 14 inches of snow, with more on the way. After a lull this evening, additional snow is forecast for late tonight through tomorrow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$ IDZ013-280800- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ Boise Mountains- 456 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of up to 8 inches at lower elevations, except up to 18 inches above around 6000 ft. Winds gusting as high as 35 mph. * WHERE...Boise Mountains. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...Heavy snow is ongoing. After a lull this evening, moderate snow is forecast to pick back up late tonight and continue through tomorrow afternoon. 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. && $$
307 WWUS45 KBOI 280522 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 1022 PM MST Wed Jan 27 2021 IDZ011-013-281330- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains-Boise Mountains- 1022 PM MST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 3 to 8 inches at lower elevations, with up to 18 inches above 6000 ft. * WHERE...West Central Mountains. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel will be very difficult. Areas of blowing snow could significantly reduce visibility. * ADDITIONAL DETAILS...McCall has already received approximately 14 inches of snow, with more on the way. After a lull this evening, additional snow is forecast for late tonight through tomorrow. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions can be obtained by calling 5 1 1. && $$
290 WWUS45 KBOI 280820 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 120 AM MST Thu Jan 28 2021 IDZ011-013-290000- /O.CON.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains-Boise Mountains- 120 AM MST Thu Jan 28 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON... * WHAT...Heavy snow expected. Additional snow accumulations of 2 to 7 inches at lower elevations, with up to 10 inches above 6000 feet. * WHERE...West Central Idaho Mountains and Boise Mountains, including McCall and Banner Summit. * WHEN...Until 5 PM MST Thursday. * IMPACTS...Travel will be very difficult. Areas of blowing snow could significantly reduce visibility. 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. && $$
245 WWUS45 KBOI 290004 WSWBOI URGENT - WINTER WEATHER MESSAGE National Weather Service Boise ID 504 PM MST Thu Jan 28 2021 IDZ011-013-290115- /O.EXP.KBOI.WS.W.0002.000000T0000Z-210129T0000Z/ West Central Mountains-Boise Mountains- 504 PM MST Thu Jan 28 2021 ...WINTER STORM WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON... Snowfall across the warned area is slowing down this evening. Though heavy snow is no longer expected. light snow will continue tonight with additional accumulations of 1 to 4 inches. Roads through the impacted area may remain slick. $$
The office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 2:35 AM MST | Winter Storm Watch | BOI | Adams, Boise, Camas, Elmore, Gem, Valley and 1 more | 12 hr |
| Jan 25, 2:21 PM MST | Winter Weather Advisory | BOI | Adams, Gem, Valley, Washington | 44 hr |
Nearby
Winter Storm Warnings in Idaho, 2021Winter Storm Warnings in Oregon, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.