Alert archive / Idaho / Winter Storm Warnings in 2011
Winter Storm Warning 16, NWS Spokane, WA
NWS Spokane, WA issued this winter storm warning at Nov 17, 2011, 2:50 PM PST for 4 counties in Washington; 6 counties in Idaho. It took effect at Nov 18, 2011, 12:00 AM PST. It was in force for 22 hr. 60 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
- Nov 17, 2011, 2:50 PM PST (22:50 UTC)
- In effect from
- Nov 18, 2011, 12:00 AM PST
- Expired
- Nov 18, 2011, 10:00 PM PST
- In force
- 22 hr
- Issued by
- NWS Spokane, WA
Counties Benewah County, ID, Bonner County, ID, Boundary County, ID, Kootenai County, ID, Latah County, ID, Shoshone County, ID, Lincoln County, WA, Pend Oreille County, WA, Spokane County, WA, Stevens County, WA
The radar
The Spokane radar (KOTX), 50 km from the middle of the area, began a volume at 22:53 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 |
|---|---|---|---|
| Nov 18, 5:45 AM PST | SNOW 2 | Rockford, WA | REPORT RELAYED FROM MEDIA. |
| Nov 18, 5:45 AM PST | HEAVY SNOW 6 | Bayview, ID | REPORT RELAYED BY MEDIA |
| Nov 18, 5:50 AM PST | SNOW 3.8 | 6 W Newport, WA | COCORAHS WA-PO-9 |
| Nov 18, 6:00 AM PST | SNOW 2.1 | 1 E Moscow, ID | COCORAHS ID-LT-7 |
| Nov 18, 6:00 AM PST | HEAVY SNOW 5 | Sandpoint, ID | REPORT RELAYED BY MEDIA. |
| Nov 18, 6:00 AM PST | HEAVY SNOW 5.5 | 4 E Spirit Lake, ID | COCORAHS ID-KT-1 |
| Nov 18, 6:00 AM PST | HEAVY SNOW 5.5 | 6 Ne Elk, WA | COCORAHS WA-PO-1 |
| Nov 18, 6:15 AM PST | HEAVY SNOW 5.3 | 2 Nne Sagle, ID | COCORAHS ID-BR-3 |
| Nov 18, 6:25 AM PST | HEAVY SNOW 4.5 | 2 Ssw Hayden, ID | SPOTTER KT76. ELEVATION 2290 FT. |
| Nov 18, 6:30 AM PST | SNOW 3.5 | 3 Wnw Alene, ID | COCORAHS ID-KT-8 |
| Nov 18, 7:00 AM PST | SNOW 0.7 | St. Maries, ID | |
| Nov 18, 7:00 AM PST | SNOW 1 | 3 Nw Airway Heights, WA | WFO OTX |
| Nov 18, 7:00 AM PST | SNOW 1 | Coeur D'Alene, ID | |
| Nov 18, 7:00 AM PST | SNOW 1 | Kellogg, ID | |
| Nov 18, 7:00 AM PST | SNOW 1.3 | 3 Ese Airway Heights, WA | SPOKANE INTERNATIONAL AIRPORT |
| Nov 18, 7:00 AM PST | SNOW 1.5 | Ene Onaway, ID | COCORAHS ID-LT-6 |
| Nov 18, 7:00 AM PST | SNOW 1.5 | Hayden, ID | |
| Nov 18, 7:00 AM PST | SNOW 1.7 | Mullan, ID | |
| Nov 18, 7:00 AM PST | SNOW 1.8 | Prichard, ID | |
| Nov 18, 7:00 AM PST | SNOW 2 | 4 Ne Deer Park, WA | COCORAHS WA-SP-32 |
| Nov 18, 7:00 AM PST | SNOW 2 | 9 N Metaline, WA | |
| Nov 18, 7:00 AM PST | SNOW 2.5 | 2 Nnw Pinehurst, ID | ENAVILLE |
| Nov 18, 7:00 AM PST | SNOW 3.5 | 2 N Moscow, ID | COCORAHS ID-LT-1 |
| Nov 18, 7:00 AM PST | SNOW 3.6 | Northport, WA | |
| Nov 18, 7:00 AM PST | HEAVY SNOW 4 | 4 Se Moscow, ID | REPORT RELAYED FROM HAM RADIO. |
| Nov 18, 7:00 AM PST | HEAVY SNOW 4 | Nw Blanchard, ID | SNOW FELL OVERNIGHT THROUGH 7AM. STILL MODERATE SNOW FALLING. |
| Nov 18, 7:00 AM PST | HEAVY SNOW 4.5 | 4 Nw Alene, ID | COCORAHS ID-KT-6 |
| Nov 18, 7:00 AM PST | HEAVY SNOW 5 | 1 Ssw Rathdrum, ID | COCORAHS ID-KT-5 |
| Nov 18, 7:00 AM PST | HEAVY SNOW 5.1 | Sandpoint, ID | |
| Nov 18, 7:00 AM PST | HEAVY SNOW 6.8 | W Newport, WA | COCORAHS WA-PO-4 |
| Nov 18, 7:00 AM PST | HEAVY SNOW 7 | 12 Sse Priest River, ID | COCORAHS ID-BR-15 |
| Nov 18, 7:00 AM PST | SNOW 7.4 | Northport, WA | ADDITIONAL 3.8 INCHES SINCE 0700. |
| Nov 18, 7:00 AM PST | HEAVY SNOW 9 | 2 Ene Athol, ID | COCORAHS ID-KT-3 |
| Nov 18, 7:00 AM PST | HEAVY SNOW 9.3 | 3 N Rathdrum, ID | SNOW FELL OVERNIGHT AND STILL SNOWING. |
| Nov 18, 7:30 AM PST | SNOW 1 | Avery, ID | |
| Nov 18, 7:30 AM PST | SNOW 1 | Plummer, ID | |
| Nov 18, 7:30 AM PST | HEAVY SNOW 6.1 | 6 Nw Diamond Lake, WA | SPOTTER PO16. ELEVATION 2318 FT. |
| Nov 18, 8:00 AM PST | SNOW 2 | 6 Sse Spokane, WA | COCORAHS WA-SP-16 |
| Nov 18, 8:00 AM PST | SNOW 3.5 | 5 Nne Moscow, ID | |
| Nov 18, 8:00 AM PST | SNOW 4 | Bayview, ID | |
| Nov 18, 8:00 AM PST | HEAVY SNOW 6 | 6 Wsw Sagle, ID | COCORAHS ID-BR-14 |
| Nov 18, 8:04 AM PST | HEAVY SNOW 6.8 | W Newport, WA | SNOW FELL FROM 10PM-7AM. WATER EQUIVALENT 0.43 OF AN INCH. 9.1 INCHES OF TOTAL SNOW OVER TWO DAY PERIOD EQUATING TO 1.14 INCHES SWE. |
| Nov 18, 8:10 AM PST | HEAVY SNOW 6.5 | 5 N Sandpoint, ID | SNOW FELL OVERNIGHT INTO THIS MORNING AND STILL SNOWING. SPOTTER BONNER43. |
| Nov 18, 8:30 AM PST | SNOW 3.5 | Ssw Metaline Falls, WA | COCORAHS WA-PO-10 |
| Nov 18, 8:31 AM PST | HEAVY SNOW 6.5 | 5 Ese Clark Fork, ID | SPOTTER BO61. |
| Nov 18, 8:35 AM PST | HEAVY SNOW 9.3 | Wsw Newport, WA | 9.3 INCHES NEW SNOWFALL. 2.5 INCHES SINCE 7 AM |
| Nov 18, 9:00 AM PST | SNOW 1 | 5 N Spokane, WA | COCORAHS WA-SP-30 |
| Nov 18, 9:16 AM PST | SNOW 2 | 2 Wsw Deer Park, WA | COCORAHS WA-SP-14 |
| Nov 18, 10:00 AM PST | HEAVY SNOW 7.9 | 6 Wnw Diamond Lake, WA | |
| Nov 18, 10:11 AM PST | SNOW 9 | Sandpoint, ID | 9 INCHES OF SNOW AT THE BASE OF SCHWEITZER MOUNTAIN ROAD AND IT IS STILL SNOWING. |
| Nov 18, 10:30 AM PST | SNOW 0.5 | Potlatch, ID | |
| Nov 18, 10:30 AM PST | HEAVY SNOW 7.9 | 6 Wnw Diamond Lake, WA | |
| Nov 18, 12:00 PM PST | HEAVY SNOW 12.1 | 6 Wnw Diamond Lake, WA | |
| Nov 18, 3:00 PM PST | HEAVY SNOW 12.1 | 6 Wnw Diamond Lake, WA | |
| Nov 18, 4:00 PM PST | SNOW 1.1 | 3 Nw Airway Heights, WA | WFO OTX |
| Nov 18, 4:00 PM PST | SNOW 1.3 | 3 Ese Airway Heights, WA | SPOKANE INTERNATIONAL AIRPORT |
| Nov 18, 4:00 PM PST | SNOW 6.8 | Prichard, ID | ADDITIONAL 5.0 INCHES SINCE 0700. |
| Nov 18, 4:27 PM PST | HEAVY SNOW 7.5 | Nw Blanchard, ID | 4 INCHES FELL OVERNIGHT THROUGH 7AM. ADDITIONAL 3.5 INCHES BY 4PM. SNOW HAS STOPPED. |
| Nov 18, 4:28 PM PST | HEAVY SNOW 11 | Newport, WA | |
| Nov 18, 5:00 PM PST | HEAVY SNOW 6.5 | 3 Se Clark Fork, ID | NO ADDITIONAL SF. BLOWING AND DRIFTING SNOW. SPOTTER BO61. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 10.8 hours before the alert went out and 47 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
- 513 m above ground
- 0-6 km bulk shear
- 88 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
876 WWUS46 KOTX 172250 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 250 PM PST THU NOV 17 2011 ...ANOTHER WINTER STORM DUE INTO THE REGION TONIGHT AND FRIDAY... .A SECOND VIGOROUS STORM SYSTEM WILL ENVELOP THE REGION BEGINNING TONIGHT AND LASTING THROUGH MUCH OF FRIDAY. THIS STORM WILL LIKELY BE ALL SNOW WITH LOCALLY WINDY CONDITIONS PRODUCING THE ADDED HAZARD OF BLOWING AND DRIFTING SNOW. IDZ001-WAZ037-180800- /O.UPG.KOTX.WS.A.0011.111118T0800Z-111119T0000Z/ /O.NEW.KOTX.WS.W.0016.111118T0800Z-111119T0000Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...COLVILLE...DEER PARK...CHEWELAH... NEWPORT...KETTLE FALLS...SPRINGDALE-HUNTERS ROAD... ORIN-RICE ROAD...FLOWERY TRAIL ROAD 250 PM PST THU NOV 17 2011 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...AND BLOWING SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: A GENERAL 3 TO 5 INCHES IN THE VALLEYS AND 6 TO 10 INCHES IN THE MOUNTAINS. LOCAL VALLEY ACCUMULATIONS OF UP TO 8 INCHES ARE POSSIBLE. * ELEVATION: ALL ELEVATIONS. * TIMING: LIGHT SNOW WILL BEGIN TONIGHT AND INTENSIFY FRIDAY MORNING. ACCUMULATING SNOW WILL TAPER OFF LATE FRIDAY. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD... COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD * WINDS: WINDS WILL BE LESS THAN 10 MPH...EXCEPT WINDS WILL TURN NORTHEASTERLY AND STRENGTHEN TO 15 TO 25 MPH FRIDAY IN THE HIGHWAY 95 CORRIDOR FROM BONNERS FERRY TO RATHDRUM. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ004-180800- /O.UPG.KOTX.WS.A.0011.111118T0800Z-111119T0600Z/ /O.NEW.KOTX.WS.W.0016.111118T0800Z-111119T0600Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST... OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 250 PM PST THU NOV 17 2011 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: A GENERAL 3 TO 5 INCHES IN THE VALLEYS IS EXPECTED WITH 6 TO 10 INCHES IN THE MOUNTAINS. LOCAL VALLEY ACCUMULATIONS TO 8 INCHES ARE POSSIBLE. * ELEVATION: ALL ELEVATIONS. * TIMING: LIGHT SNOW WILL BEGIN LATE TONIGHT AND INTENSIFY FRIDAY MORNING. ACCUMULATING SNOW WILL TAPER OFF FRIDAY EVENING. * LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE... MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS * WINDS: VALLEY WINDS WILL BE 10 MPH OR LESS...WHILE WINDS WILL BECOME EASTERLY AND INCREASE TO 15 TO 25 MPH WITH GUSTY CONDITIONS ON RIDGE TOPS AND EXPOSED TERRAIN BY LATE FRIDAY. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ002-WAZ036-180800- /O.CON.KOTX.WS.A.0011.111118T0800Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD 250 PM PST THU NOV 17 2011 ...WINTER STORM WATCH REMAINS IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH FRIDAY AFTERNOON... A WINTER STORM WATCH REMAINS IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH FRIDAY AFTERNOON. * SNOW ACCUMULATIONS: A GENERAL 2 TO 4 INCHES IS LIKELY TONIGHT AND FRIDAY WITH THE POSSIBILITY OF 4 TO 8 INCHES. * ELEVATION: ALL ELEVATIONS. * TIMING: LIGHT SNOW WILL BEGIN LATE TONIGHT AND INTENSIFY DURING FRIDAY MORNING. * LOCATIONS INCLUDE: COEUR D'ALENE...POST FALLS...HAYDEN... WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD * WINDS: NORTHEAST WINDS WILL DEVELOP FRIDAY AND INCREASE TO 15 TO 25 MPH DURING THE DAY FRIDAY ESPECIALLY IN THE COEUR D'ALENE AREA. * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS DURING THE FRIDAY MORNING COMMUTE AND POSSIBLY INTO THE FRIDAY EVENING COMMUTE PERIOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
6 follow-up statements
597 WWUS46 KOTX 180218 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 618 PM PST THU NOV 17 2011 ...ANOTHER WINTER STORM DUE INTO THE REGION TONIGHT AND FRIDAY... .A SECOND VIGOROUS STORM SYSTEM WILL ENVELOP THE REGION BEGINNING TONIGHT AND LASTING THROUGH MUCH OF FRIDAY. THIS STORM WILL LIKELY BE ALL SNOW WITH LOCALLY WINDY CONDITIONS PRODUCING THE ADDED HAZARD OF BLOWING AND DRIFTING SNOW. IDZ002-WAZ036-181030- /O.UPG.KOTX.WS.A.0011.111118T0800Z-111119T0000Z/ /O.EXA.KOTX.WS.W.0016.111118T0800Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD 618 PM PST THU NOV 17 2011 ...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 4 TO 7 INCHES. * ELEVATION: ALL ELEVATIONS. * TIMING: LIGHT SNOW WILL BEGIN LATE TONIGHT AND INTENSIFY FRIDAY AND FALL THROUGH THE DAY FRIDAY. * LOCATIONS INCLUDE: COEUR D'ALENE...POST FALLS...HAYDEN... WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD * WINDS: NORTHEAST WINDS WILL DEVELOP FRIDAY AND INCREASE TO 15TO 25 MPH DURING THE DAY FRIDAY ESPECIALLY IN THE COEUR D'ALENE AREA. * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS DURING THE FRIDAY MORNING COMMUTE AND POSSIBLY INTO THE FRIDAY EVENING COMMUTE PERIOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ001-WAZ037-181030- /O.CON.KOTX.WS.W.0016.111118T0800Z-111119T0000Z/ NORTHERN PANHANDLE-NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...COLVILLE...DEER PARK...CHEWELAH... NEWPORT...KETTLE FALLS...SPRINGDALE-HUNTERS ROAD... ORIN-RICE ROAD...FLOWERY TRAIL ROAD 618 PM PST THU NOV 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 4 PM PST FRIDAY. * SNOW ACCUMULATIONS: A GENERAL 3 TO 5 INCHES IN THE VALLEYS AND 6 TO 10 INCHES IN THE MOUNTAINS. LOCAL VALLEY ACCUMULATIONS OF UP TO 8 INCHES ARE POSSIBLE. * ELEVATION: * TIMING: LIGHT SNOW WILL BEGIN TONIGHT AND INTENSIFY FRIDAY MORNING. ACCUMULATING SNOW WILL TAPER OFF LATE FRIDAY. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD... COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD * WINDS: WINDS WILL BE LESS THAN 10 MPH...EXCEPT WINDS WILL TURN NORTHEASTERLY AND STRENGTHEN TO 15 TO 25 MPH FRIDAY IN THE HIGHWAY 95 CORRIDOR FROM BONNERS FERRY TO RATHDRUM. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ004-181030- /O.CON.KOTX.WS.W.0016.111118T0800Z-111119T0600Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST... OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 618 PM PST THU NOV 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY. * SNOW ACCUMULATIONS: A GENERAL 3 TO 5 INCHES IN THE VALLEYS IS EXPECTED WITH 6 TO 10 INCHES IN THE MOUNTAINS. LOCAL VALLEY ACCUMULATIONS TO 8 INCHES ARE POSSIBLE. * ELEVATION: * TIMING: LIGHT SNOW WILL BEGIN LATE TONIGHT AND INTENSIFY FRIDAY MORNING. ACCUMULATING SNOW WILL TAPER OFF FRIDAY EVENING. * LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE... MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS * WINDS: VALLEY WINDS WILL BE 10 MPH OR LESS...WHILE WINDS WILL BECOME EASTERLY AND INCREASE TO 15 TO 25 MPH WITH GUSTY CONDITIONS ON RIDGE TOPS AND EXPOSED TERRAIN BY LATE FRIDAY. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$
156 WWUS46 KOTX 181026 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 226 AM PST FRI NOV 18 2011 ...ANOTHER WINTER STORM IMPACTING THE REGION TODAY AND TONIGHT... .A SECOND VIGOROUS STORM SYSTEM WILL ENVELOP THE REGION BEGINNING TODAY. THIS STORM WILL LIKELY BE ALL SNOW WITH LOCALLY WINDY CONDITIONS PRODUCING THE ADDED HAZARD OF BLOWING AND DRIFTING SNOW. IDZ001-181830- /O.EXT.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHERN PANHANDLE- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD 226 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST THIS EVENING... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: A GENERAL 4 TO 7 INCHES IN THE VALLEYS AND 6 TO 12 INCHES IN THE MOUNTAINS. LOCAL VALLEY ACCUMULATIONS OF UP TO 8 INCHES ARE POSSIBLE. * ELEVATION: ALL ELEVATIONS. * TIMING: LIGHT SNOW WILL BEGIN TONIGHT AND INTENSIFY FRIDAY MORNING. ACCUMULATING SNOW WILL TAPER OFF FRIDAY NIGHT. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD * WINDS: WINDS WILL BE LESS THAN 10 MPH...EXCEPT WINDS WILL TURN NORTHEASTERLY AND STRENGTHEN TO 15 TO 25 MPH FRIDAY IN THE HIGHWAY 95 CORRIDOR FROM BONNERS FERRY TO RATHDRUM. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ002-WAZ036-037-181830- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA-NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD... COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD 226 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * SNOW ACCUMULATIONS: 4 TO 7 INCHES IN THE VALLEYS OF PEND OREILLE AND STEVENS COUNTY. EXPECT 3 TO 6 INCHES IN THE SPOKANE AND COEUR D'ALENE AREA. IN THE MOUNTAINS 6 TO 10 INCHES WILL FALL. * ELEVATION: ALL ELEVATIONS. * TIMING: SNOW WILL INCREASE IN INTENSITY TODAY...THEN DECREASE THIS EVENING. * LOCATIONS INCLUDE: COEUR D'ALENE...POST FALLS...HAYDEN... WORLEY...COLVILLE...DEER PARK...CHEWELAH...NEWPORT... KETTLE FALLS...SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL ROAD...SPOKANE...CHENEY...DAVENPORT...ROCKFORD * WINDS: NORTHEAST WINDS WILL DEVELOP FRIDAY AND INCREASE TO 15 TO 25 MPH DURING THE DAY FRIDAY ESPECIALLY IN THE COEUR D'ALENE AREA. * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS DURING THE FRIDAY MORNING COMMUTE AND POSSIBLY INTO THE FRIDAY EVENING COMMUTE PERIOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ004-181830- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...KELLOGG...PINEHURST... OSBURN...WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 226 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: A GENERAL 4 TO 7 INCHES IN THE VALLEYS IS EXPECTED WITH 6 TO 12 INCHES IN THE MOUNTAINS. * ELEVATION: ALL ELEVATIONS. * TIMING: SNOW WILL INCREASE IN INTENSITY TODAY...THEN DECREASE OVERNIGHT. * LOCATIONS INCLUDE: KELLOGG...PINEHURST...OSBURN...WALLACE... MULLAN...FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS * WINDS: VALLEY WINDS WILL BE 10 MPH OR LESS...WHILE WINDS WILL BECOME EASTERLY AND INCREASE TO 15 TO 25 MPH WITH GUSTY CONDITIONS ON RIDGE TOPS AND EXPOSED TERRAIN BY LATE FRIDAY. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ003-WAZ032-033-181500- /O.NEW.KOTX.WW.Y.0027.111118T1026Z-111118T1500Z/ IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES- WASHINGTON PALOUSE- INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH... GENESEE...POMEROY...ALPOWA SUMMIT...PULLMAN...ROSALIA... OAKESDALE...TEKOA...UNIONTOWN 226 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM PST THIS MORNING ABOVE 2000 FEET... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 2000 FEET FOR SNOW...WHICH IS IN EFFECT UNTIL 7 AM PST THIS MORNING. * SNOW ACCUMULATIONS: EXPECT 2 TO 4 INCHES. AMOUNTS AROUND 5 INCHES IN THE HILLS ABOVE 3000 FEET. * ELEVATION: ABOVE 2000 FEET. * TIMING: SNOW EARLY THIS MORNING WILL DECREASE MID MORNING. * LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE... PULLMAN...ROSALIA...OAKESDALE...TEKOA...UNIONTOWN... POMEROY... ALPOWA SUMMIT * WINDS: SOUTHWEST WIND 10 TO 20 MPH. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
757 WWUS46 KOTX 181413 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 613 AM PST FRI NOV 18 2011 ...ANOTHER WINTER STORM IMPACTING THE REGION TODAY AND TONIGHT... .A SECOND VIGOROUS STORM SYSTEM WILL ENVELOP THE REGION BEGINNING TODAY. THIS STORM WILL LIKELY BE ALL SNOW WITH LOCALLY WINDY CONDITIONS PRODUCING THE ADDED HAZARD OF BLOWING AND DRIFTING SNOW. IDZ002-WAZ036-037-182215- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA-NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD... COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD 613 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * SNOW ACCUMULATIONS: 5 TO 9 INCHES IN THE VALLEYS OF PEND OREILLE AND STEVENS COUNTY...WITH LOCALLY CLOSE TO ONE FOOT IN THE MOST PERSISTENT SNOW BURSTS. EXPECT 3 TO 6 INCHES IN THE SPOKANE AND COEUR D'ALENE AREA ABOVE 2500 FEET...WITH 1 TO 3 INCHES BELOW 2500 FEET. IN THE MOUNTAINS 10 TO 17 INCHES WILL BE COMMON. * ELEVATION: ALL ELEVATIONS. * TIMING: SNOW WILL INCREASE IN INTENSITY TODAY...THEN DECREASE THIS EVENING. * LOCATIONS INCLUDE: COEUR D'ALENE...POST FALLS...HAYDEN... WORLEY...COLVILLE...DEER PARK...CHEWELAH...NEWPORT... KETTLE FALLS...SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL ROAD...SPOKANE...CHENEY...DAVENPORT...ROCKFORD * WINDS: NORTHEAST WINDS WILL DEVELOP FRIDAY AND INCREASE TO 15 TO 25 MPH DURING THE DAY FRIDAY ESPECIALLY IN THE COEUR D'ALENE AREA. * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS DURING THE FRIDAY MORNING COMMUTE AND POSSIBLY INTO THE FRIDAY EVENING COMMUTE PERIOD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ001-004-182215- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...KELLOGG...PINEHURST...OSBURN... WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 613 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: 5 TO 8 INCHES IN THE VALLEYS...WITH LOCALLY CLOSE TO ONE FOOT IN BONNER AND BOUNDARY COUNTY IN THE MOST PERSISTENT SNOW BURSTS. IN THE CENTRAL PANHANDLE MOUNTAINS 6 TO 12 INCHES WILL FALL...WITH 10 TO 17 INCHES COMMON IN THE NORTH IDAHO PANHANDLE. * ELEVATION: ALL ELEVATIONS. * TIMING: HEAVY SNOW WILL CONTINUE MUCH OF THE DAY....THEN TAPER OFF OVERNIGHT. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD... KELLOGG...PINEHURST...OSBURN...WALLACE...MULLAN... FOURTH OF JULY PASS...DOBSON PASS...LOOKOUT PASS * WINDS: WINDS WILL BE LESS THAN 10 MPH...EXCEPT WINDS WILL TURN NORTHEASTERLY AND STRENGTHEN TO 15 TO 25 MPH FRIDAY IN THE HIGHWAY 95 CORRIDOR FROM BONNERS FERRY TO RATHDRUM. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WAZ038-043-181800- /O.EXB.KOTX.WW.Y.0027.000000T0000Z-111118T1800Z/ OKANOGAN HIGHLANDS-OKANOGAN VALLEY- INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM... WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...SHERMAN PASS...OMAK...OKANOGAN...BREWSTER... BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS 613 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 10 AM PST THIS MORNING. * SNOW ACCUMULATIONS: EXPECT 2 TO 3 INCHES. AMOUNTS AROUND 5 INCHES IN THE HILLS ABOVE 3000 FEET. * ELEVATION: ALL ELEVATIONS. * TIMING: SNOW EARLY THIS MORNING WILL DECREASE MID MORNING. * LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD... SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT... OROVILLE...NESPELEM...DISAUTEL PASS * WINDS: SOUTHWEST WIND 10 TO 20 MPH. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ026-027-181800- /O.EXB.KOTX.WW.Y.0027.000000T0000Z-111118T1800Z/ LEWISTON AREA-LEWIS AND SOUTHERN NEZ PERCE COUNTIES- INCLUDING THE FOLLOWING LOCATIONS...GIFFORD...CRAIGMONT... NEZPERCE...WINCHESTER...SOLDIERS MEADOW ROAD 613 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING ABOVE 2000 FEET... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 2000 FEET FOR SNOW...WHICH IS IN EFFECT UNTIL 10 AM PST THIS MORNING. * SNOW ACCUMULATIONS: EXPECT 1 TO 3 INCHES. LOCAL AMOUNTS AROUND 5 INCHES IN THE MOST PERSISTENT SNOW BURSTS. * ELEVATION: ABOVE 2000 FEET. * TIMING: SNOW EARLY THIS MORNING WILL DECREASE MID MORNING. * LOCATIONS INCLUDE: CRAIGMONT...NEZPERCE...WINCHESTER... SOLDIERS MEADOW ROAD...GIFFORD * WINDS: SOUTHWEST WIND 10 TO 20 MPH. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IDZ003-WAZ032-033-181800- /O.EXT.KOTX.WW.Y.0027.000000T0000Z-111118T1800Z/ IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES- WASHINGTON PALOUSE- INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH... GENESEE...POMEROY...ALPOWA SUMMIT...PULLMAN...ROSALIA... OAKESDALE...TEKOA...UNIONTOWN 613 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING ABOVE 2000 FEET... THE WINTER WEATHER ADVISORY ABOVE 2000 FEET IS NOW IN EFFECT UNTIL 10 AM PST THIS MORNING. * SNOW ACCUMULATIONS: EXPECT 2 TO 4 INCHES. AMOUNTS AROUND 5 INCHES IN THE HILLS ABOVE 3000 FEET. * ELEVATION: ABOVE 2000 FEET. * TIMING: SNOW EARLY THIS MORNING WILL DECREASE MID MORNING. * LOCATIONS INCLUDE: MOSCOW...PLUMMER...POTLATCH...GENESEE... PULLMAN...ROSALIA...OAKESDALE...TEKOA...UNIONTOWN... POMEROY...ALPOWA SUMMIT * WINDS: SOUTHWEST WIND 10 TO 20 MPH. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
949 WWUS46 KOTX 181802 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 1002 AM PST FRI NOV 18 2011 ...HEAVY SNOWS AT TIMES TODAY AND TONIGHT OVER PORTIONS OF NORTHEAST WASHINGTON AND NORTH IDAHO... .A COMPACT BAND OF HEAVY SNOW WILL REMAIN ACROSS THE FAR NORTHERN PORTIONS OF NORTHEAST WASHINGTON AND NORTH IDAHO THROUGH EARLY AFTERNOON. MOST OF THE SNOW WILL OCCUR NORTH OF THE I90 CORRIDOR. THE BAND WILL BEGIN TO SAG SOUTH BY LATE AFTERNOON AND INTO THE EVENING HOURS. IDZ003-026-027-WAZ032-033-043-181915- /O.CAN.KOTX.WW.Y.0027.000000T0000Z-111118T1800Z/ IDAHO PALOUSE-LEWISTON AREA-LEWIS AND SOUTHERN NEZ PERCE COUNTIES- LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE- OKANOGAN VALLEY- INCLUDING THE FOLLOWING LOCATIONS...MOSCOW...PLUMMER...POTLATCH... GENESEE...GIFFORD...CRAIGMONT...NEZPERCE...WINCHESTER... SOLDIERS MEADOW ROAD...POMEROY...ALPOWA SUMMIT...PULLMAN... ROSALIA...OAKESDALE...TEKOA...UNIONTOWN...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT...OROVILLE...NESPELEM...DISAUTEL PASS 1002 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER WEATHER ADVISORY. THE THREAT OF WIDESPREAD MODERATE SNOW HAS ENDED FOR THE DAY. OCCASIONAL SNOW SHOWERS ARE STILL EXPECTED AT TIMES THOUGH. $$ IDZ002-WAZ036-037-190000- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA-NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD... COLVILLE...DEER PARK...CHEWELAH...NEWPORT...KETTLE FALLS... SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD...FLOWERY TRAIL ROAD 1002 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * SNOW ACCUMULATIONS: ADDITIONAL SNOWS OF 3 TO 6 INCHES ARE EXPECTED THROUGH THE AFTERNOON ESPECIALLY NORTH OF A LINE FROM DEER PARK TO COEUR D'ALENE. ELSEWHERE OCCASIONAL SNOW SHOWERS ARE EXPECTED THROUGH EARLY AFTERNOON...BEFORE STEADIER SNOW MOVES IN LATE THIS AFTERNOON. THIS RESURGENCE OF SNOW WILL LIKELY BRING 1 TO 2 INCHES ACROSS THE SPOKANE AND COEUR D'ALENE AREA. * ELEVATION: ALL ELEVATIONS WILL SEE SNOW...HOWEVER IN THE SPOKANE AND COEUR D'ALENE AREA MOST OF THE SNOW WILL ACCUMULATE ABOVE 2000 FEET. * TIMING: SNOW WILL FALL ALL DAY NORTH OF A DEER PARK TO COEUR D'ALENE LINE WITH OCCASIONAL SNOW SHOWERS SOUTH. THE SNOW WILL INCREASE OVER THE SPOKANE AND COEUR D'ALENE AREA LATER THIS AFTERNOON. * LOCATIONS INCLUDE: COEUR D'ALENE...POST FALLS...HAYDEN... WORLEY...COLVILLE...DEER PARK...CHEWELAH...NEWPORT... KETTLE FALLS...SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL ROAD...SPOKANE...CHENEY...DAVENPORT...ROCKFORD * WINDS: LIGHT AND VARIABLE MOST LOCATIONS. NORTHEAST 10 TO 15 MPH NEAR COEUR D'ALENE LATE. * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS AT TIMES...ESPECIALLY FOR LOCATIONS NORTH OF SPOKANE AND COEUR D'ALENE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ001-004-190215- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...KELLOGG...PINEHURST...OSBURN... WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 1002 AM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: 3 TO 6 INCHES OF ADDITIONAL ACCUMULATION TODAY INTO THIS EVENING. * ELEVATION: ALL ELEVATIONS. * TIMING: HEAVY SNOW WILL CONTINUE MUCH OF THE DAY....THEN TAPER OFF OVERNIGHT. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD... KELLOGG... PINEHURST...OSBURN...WALLACE...MULLAN... FOURTH OF JULY PASS... DOBSON PASS...LOOKOUT PASS * WINDS: NORTHEAST WIND 10 TO 20 MPH DOWN THE THE HIGHWAY 95 CORRIDOR FROM BONNERS FERRY TO RATHDRUM. LIGHT WINDS ELSEWHERE. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WAZ038-190000- /O.EXT.KOTX.WW.Y.0027.000000T0000Z-111119T0000Z/ OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM... WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...SHERMAN PASS 1002 AM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES THROUGH THE AFTERNOON * ELEVATION: ALL ELEVATIONS. * TIMING: THROUGH MOST OF THE DAY. * LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD... SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT... OROVILLE...NESPELEM...DISAUTEL PASS * WINDS: SOUTHWEST WIND 10 TO 20 MPH OVER THE MOUNTAINS...LIGHT AND VARIABLE IN THE VALLEYS. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW OVER THE PASSES WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
714 WWUS46 KOTX 182336 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 336 PM PST FRI NOV 18 2011 ...HEAVY SNOWS AT TIMES THIS EVENING OVER PORTIONS OF NORTHEAST WASHINGTON AND NORTH IDAHO... IDZ002-WAZ036-190045- /O.CAN.KOTX.WS.W.0016.000000T0000Z-111119T0000Z/ COEUR D'ALENE AREA-SPOKANE AREA- INCLUDING THE FOLLOWING LOCATIONS...COEUR D'ALENE...POST FALLS... HAYDEN...WORLEY...SPOKANE...CHENEY...DAVENPORT...ROCKFORD 336 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WINTER STORM WARNING. THE THREAT OF WIDESPREAD HEAVY SNOW HAS ENDED...HOWEVER A SLOW MOVING COLD FRONT WILL LIKELY BRING SOME SNOW TO MUCH OF THE AREA EARLY THIS EVENING. SNOW ACCUMULATIONS WILL BE FAIRLY LIGHT...HOWEVER MOTORIST COULD ENCOUNTER SOME WINTER DRIVING CONDITIONS...ESPECIALLY AT ELEVATIONS ABOVE 2000 FEET AND ON LESSER TRAVELED ROADS. $$ WAZ037-190600- /O.EXT.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...COLVILLE...DEER PARK... CHEWELAH...NEWPORT...KETTLE FALLS...SPRINGDALE-HUNTERS ROAD... ORIN-RICE ROAD...FLOWERY TRAIL ROAD 336 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 10 PM PST THIS EVENING... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: 1 TO 2 ADDITIONAL INCHES POSSIBLE MAINLY SOUTH OF COLVILLE * ELEVATION: ALL ELEVATIONS WILL SEE SNOW. * TIMING: SNOW WILL CONTINUE INTO THE EARLY EVENING HOURS...AND GRADUALLY TAPER OFF BEFORE MIDNIGHT. * LOCATIONS INCLUDE: DEER PARK...CHEWELAH...NEWPORT... KETTLE FALLS...SPRINGDALE-HUNTERS ROAD...ORIN-RICE ROAD... FLOWERY TRAIL ROAD... * WINDS: NORTH TO NORTHEAST 5 TO 10 MPH...WITH GUSTS TO 25 MPH OVER EXPOSED RIDGES * IMPACTS: THE POTENTIAL FOR HEAVY SNOW AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL HAZARDOUS AT TIMES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ IDZ001-004-190600- /O.CON.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...KELLOGG...PINEHURST...OSBURN... WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 336 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: 1 TO 3 INCHES OF ADDITIONAL ACCUMULATION T THIS EVENING. * ELEVATION: ALL ELEVATIONS. * TIMING: HEAVY SNOW WILL CONTINUE INTO THE EVENING....THEN TAPER OFF OVERNIGHT....ESPECIALLY NORTH OF I90. * LOCATIONS INCLUDE: SANDPOINT...RATHDRUM...BONNERS FERRY... PRIEST RIVER...EASTPORT...SCHWEITZER MOUNTAIN ROAD... KELLOGG... PINEHURST...OSBURN...WALLACE...MULLAN... FOURTH OF JULY PASS... DOBSON PASS...LOOKOUT PASS * WINDS: LIGHT WIND IN THE VALLEYS...BUT NORTHEAST WIND GUSTS TO 20 MPH POSSIBLE OVER EXPOSED RIDGES. * IMPACTS: HEAVY SNOW ACCUMULATIONS AND BLOWING AND DRIFTING SNOW WILL MAKE TRAVEL VERY HAZARDOUS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. SNOW ACCUMULATIONS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ WAZ038-190600- /O.EXT.KOTX.WW.Y.0027.000000T0000Z-111119T0600Z/ OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM... WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...SHERMAN PASS 336 PM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM PST THIS EVENING... THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 PM PST THIS EVENING. * SNOW ACCUMULATIONS: ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES. * ELEVATION: ALL ELEVATIONS. * TIMING: THROUGH THE EVENING. * LOCATIONS INCLUDE: REPUBLIC...INCHELIUM...WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD... SHERMAN PASS...OMAK...OKANOGAN... BREWSTER...BRIDGEPORT... OROVILLE...NESPELEM...DISAUTEL PASS * WINDS: LIGHT IN THE VALLEYS. NORTHEAST 10 TO 20 MPH OVER THE RIDGES. * IMPACTS: SNOW ACCUMULATIONS WILL MAKE TRAVEL HAZARDOUS ESPECIALLY OVER THE MOUNTAIN PASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
597 WWUS46 KOTX 190558 WSWOTX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SPOKANE WA 958 PM PST FRI NOV 18 2011 WAZ037-190700- /O.EXP.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHEAST MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...COLVILLE...DEER PARK... CHEWELAH...NEWPORT...KETTLE FALLS...SPRINGDALE-HUNTERS ROAD... ORIN-RICE ROAD...FLOWERY TRAIL ROAD 958 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING... THE WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING. SOME LINGERING SNOW SHOWERS REMAIN OVER LOCATIONS NEAR FRUITLAND AND UP OVER TO COLVILLE. THESE SNOW SHOWERS MAY ALLOW FOR AN ADDITIONAL LOCALIZED LIGHT SNOW ACCUMULATION OF UP TO AN INCH OVERNIGHT...HOWEVER THE THREAT OF WIDESPREAD HEAVY SNOW HAS ENDED...THEREFORE THE WINTER STORM WARNING WILL EXPIRE AT 10 PM. $$ IDZ001-004-190700- /O.EXP.KOTX.WS.W.0016.000000T0000Z-111119T0600Z/ NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...SANDPOINT...RATHDRUM... BONNERS FERRY...PRIEST RIVER...EASTPORT... SCHWEITZER MOUNTAIN ROAD...KELLOGG...PINEHURST...OSBURN... WALLACE...MULLAN...FOURTH OF JULY PASS...DOBSON PASS... LOOKOUT PASS 958 PM PST FRI NOV 18 2011 ...WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING... THE WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING. SOME LINGERING SNOW SHOWERS REMAIN OVER LOCATIONS NEAR BONNERS FERRY DOWN TO SANDPOINT AND OVER TO ST MARIES...KELLOGG...AND TO LOOKOUT PASS. THESE SNOW SHOWERS MAY ALLOW FOR ADDITIONAL LOCALIZED LIGHT SNOW ACCUMULATION OF AN INCH OR TWO IN VALLEYS WITH 3 TO 4 ADDITIONAL INCHES OVER MOUNTAINS....HOWEVER THE THREAT OF WIDESPREAD HEAVY SNOW HAS ENDED...THEREFORE THE WINTER STORM WARNING WILL EXPIRE AT 10 PM. $$ WAZ038-190700- /O.EXP.KOTX.WW.Y.0027.000000T0000Z-111119T0600Z/ OKANOGAN HIGHLANDS- INCLUDING THE FOLLOWING LOCATIONS...REPUBLIC...INCHELIUM... WAUCONDA...CHESAW ROAD...HIGHWAY 20 WAUCONDA SUMMIT... BOULDER CREEK ROAD...SHERMAN PASS 958 PM PST FRI NOV 18 2011 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING... THE WINTER WEATHER ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING. SOME LINGERING SNOW SHOWERS REMAIN OVER LOCATIONS BETWEEN REPUBLIC AND KELLER. THESE SHOWERS MAY ALLOW FOR ADDITIONAL LOCALIZED LIGHT SNOW ACCUMULATION OF AN INCH...HOWEVER THE THREAT OF WIDESPREAD MODERATE SNOW HAS ENDED...THEREFORE THE WINTER WEATHER ADVISORY WILL EXPIRE AT 10 PM. $$
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Spokane, WA wrote its last area forecast discussion before this winter storm warning went out at Nov 17, 2:37 PM PST, 13 minutes earlier.
Area forecast discussion, Nov 17, 2:37 PM PST, 13 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPOKANE WA
237 PM PST Thu Nov 17 2011
.SYNOPSIS...
Another round of snow is likely on Friday especially over extreme
Eastern Washington and North Idaho. The weekend promises to be colder
than average followed by periodic bouts of mountain snow and
valley rain or snow through the next week.
&&
.DISCUSSION...
Tonight and Friday...Satellite loop this afternoon clearly
indicates a deep and cold upper level trough descending southward
along the Canadian Pacific Coast this afternoon. The
GFS/NAM/ECMWF/Canadian and SREF are all in good agreement and
consistent over previous runs in hurling this upper low onshore
into Washington on Friday and tracking it through the forecast
area during the early part of the weekend.
It is in the lower levels that a schism exists between the GFS/EC
camp and the Canadian/NAM/SREF camp. The GFS/EC solutions are
absolutely insistent on forming a mesoscale surface low in the
Columbia Basin Friday and moving it into Central Idaho Friday
night...while other camp insists on a more open sprawling low
pressure across the entire region with no surface development.
This creates a quandary because the GFS/EC solutions suggest the
development of a swath of heavy snow north of the track...more or
less across the northern basin and northeast mountains including
the Spokane metro area...while the other models indicate moderate
to heavy mountain accumulations along a warm front (that the GFS/EC
also sense in addition to the surface low) which will develop
across the northern mountains as the mid level flow becomes more
southwest in advance of the trough arrival...with not much of a
threat beyond minor (1 to 2 inch) accumulations over the northern
basin.
Given the model depiction of the surface development underneath
the upper dynamic forcing region depicted on all of the available
guidance...and a history of previous similar model discrepancies
actually occurring as progged by the GFS...confidence is
increasingly high of a serious accumulating snow event starting
tonight and lasting through much of Friday east of a line from
about Republic to Lewiston...including Spokane/CD'A and the
Pullman area. Still...confidence is not high enough to upgrade the
current Winter Storm Watch in the Spokane /CD'A area yet to a
Warning. This call will need to be made after the 00z model runs
come out and the situation begins to actually develop on the
Satellite/Radar observational data. Still...confidence is high of
at least a couple inches of snow late tonight and tomorrow in the
Spokane area compliments of the incoming warm front which is
depicted by all the models.
the watches for the mountain zones will be upgraded to Warnings
with the afternoon package given the added forcing provided by
orographic ascent in the increasingly southwest flow behind the
warm front depicted on all the model guidance (this "Warm Front"
is a RELATIVE temperature contrast...unlike last nigth's front the
temperatures across the front will still be cold enough to support
snow all the way to the valley and basin floors).
So...the evening and mid shifts will need to watch this
developing situation like a hawk and make the final call
concerning the fate of the current Watch...and may need to add a
few more zones to the highlight list...perhaps the Palouse zones
and the Okanogan Highlands...depending on how the situation
develops. /Fugazzi
Friday night through Sunday night: The Inland NW will be
under the influence of a cold upper-level trough with a very messy
low confidence forecast on the details regarding placement of
convective snow showers. All locations will experience below
normal temperatures as a modified arctic boundary slides in from
the north and northeast. However, similar to the challenge we face
with Friday's storm system, these issues extend into the weekend
regarding the timing and track of multiple spokes of energy
rotating within the cold core trough presenting the Inland NW with
periods of light to moderate snow bands. Today's model runs keep a
chance for light snow across most of eastern WA and northern ID
Friday night lingering from a low pressure system on Friday. As
this system departs, a second weak low comes across southern WA
spreading mesoscale bands of snow first into Wenatchee and
southwestern Basin Saturday morning then across the southern Basin
and into the Palouse and lower Idaho Panhandle Saturday afternoon
into the night. This has been the first run that multiple model
suites have shown any similarities on this track so did trend the
forecast in this direction but still kept slight chance pops
around the outer periphery to account for the uncertainty. Snow to
liquid ratios will be quite high due to the cold air in place so
it will not take much more than a few hundredths to squeeze out an
inch. Temperatures for the most part will be the coldest so far
this year. If snow is presently on the ground or falls within the
next 48 hours, minimum temperatures will likely dip into the
single digits to near zero. Areas where clouds are more pronounced
overnight and clear of snow will experience more readings in the
teens. Highs will only warm into the 20's to 30's with teens in
the mountains. A modest northeast gradient ushering the cooler air
into the region Friday night and Saturday will may for brisk wind
chills...especially down the Purcell Trench, West Plains, and
Upper Columbia Basin where winds may gust into the 30's mph. Any
snow that does fall on Friday or Saturday will be prone to blowing
and drifting. /sb
Sunday night through Thanksgiving Day...The region will transition
to very moist southwest flow that will bring an extended period of
precipitation to the Inland Northwest. As the flow of warmer air
pushes into the region, temperatures will be on a warming trend.
This will mean a period of snowfall in the mountains with mainly
rain for the valley through Wednesday. The main forcing mechanism
will be isentropic upglide as the Pacific trough axis nears the coast
and taps into a sub-tropical moisture plume. This will kick warm air
advection into high gear on Tuesday. There is some model
disagreement as to the eastward extent of the precipitation shield
with the 12z ECMWF keeping most precip north and west of the
Columbia Basin until Tuesday. This is a change from the 00z run
which was much like the 00z and 12z GFS, which brings precip for all
but the lower Basin as early as Monday morning. The GFS solution
will mean that the event will start as snow in the valleys then change
over to rain. The forecast will trend to the more consistent GFS.
Strengthening southwest flow in the mid levels will push pwats to
150 to near 200 percent of normal by Tuesday. As the warm moist
air moves over colder air at the surface there may be a period of
mixed precipitation Monday night into Tuesday morning, possibly
affecting portions of Interstate 90. By midday Tuesday the warm
air should reach the surface for most valley locations. Snow
levels will rise from valley floors on Monday to a range of 2500
ft north to 5000 ft south by Tuesday. Southeast low level winds
will increase with strong gusts possible from the Camas Prairie
into the Palouse.
We could see an extended period of wet snow for the mountain passes.
The passage of a cold front will drop snow levels Wednesday night
into Thanksgiving Day, with precip changing from rain to snow from
west to east. It is far too early to get a good handle on the timing
of the cold front but qpf amounts will likely diminish behind the
cold front. /Kelch
&&
.AVIATION...
18Z TAFs...Westerly flow aloft in the wake of a cold front
passage earlier today will provide a strong rain shadow in the lee
of the Cascades today with VFR conditions expected at KEAT and
KMWH...and probably all the basin TAF sites. Over the eastern
basin especially KPUW and the KGEG area TAF sites isolated
afternoon and evening snow showers may produce brief MVFR
visibilities. Otherwise VFR but breezy conditions are expected
through today. Tonight a cold storm system will bring widespread
snow to the region...with the KGEG area TAF sites under the
greatest threat for IFR or LIFR conditions in +SN after 06z and
through 18z Friday. /MJF
&&
.PRELIMINARY POINT TEMPS/POPS...
Spokane 28 32 15 25 11 28 / 70 100 50 20 20 20
Coeur d'Alene 27 32 14 25 14 29 / 80 100 60 20 20 20
Pullman 28 33 18 28 15 31 / 70 90 60 50 30 10
Lewiston 31 40 24 35 23 36 / 50 80 60 50 30 10
Colville 23 32 10 26 8 29 / 80 100 30 10 20 20
Sandpoint 22 31 9 23 11 29 / 80 100 20 10 20 20
Kellogg 28 28 16 22 15 27 / 80 100 60 40 20 20
Moses Lake 23 36 14 30 13 32 / 30 60 30 20 10 10
Wenatchee 26 35 17 30 15 33 / 30 50 30 30 10 10
Omak 20 33 6 29 7 32 / 60 70 30 20 10 10
&&
.OTX WATCHES/WARNINGS/ADVISORIES...
ID...Winter Storm Warning from Midnight tonight to 10 PM PST Friday
for Central Panhandle Mountains.
Winter Storm Watch from Midnight PST tonight through Friday
afternoon for Coeur d'Alene Area.
Winter Storm Warning from Midnight tonight to 4 PM PST Friday
for Northern Panhandle.
WA...Winter Storm Watch from Midnight PST tonight through Friday
afternoon for Spokane Area.
Winter Storm Warning from Midnight tonight to 4 PM PST Friday
for Northeast Mountains.
&&Hazardous weather outlook, Nov 17, 6:09 AM PST, 8 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SPOKANE WA 609 AM PST THU NOV 17 2011 IDZ001-004-181415- NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS- 609 AM PST THU NOV 17 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO. .DAY ONE...TODAY AND TONIGHT A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST. LINGERING BUT DECREASING HEAVY SNOW ACCUMULATIONS ARE LIKELY THIS MORNING IN THE MOUNTAINS OF NORTH IDAHO...WITH STORM TOTAL SNOWS OF 6 TO 12 INCHES. THE HEAVY SNOW ACCUMULATIONS HAVE ENDED FOR THE VALLEYS HOWEVER. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY MORE HEAVY SNOW ACCUMULATIONS WILL BE POSSIBLE FRIDAY...FOLLOWED BY SHARPLY COLDER TEMPERATURES FOR THE WEEKEND. IDZ002-003-026-027-WAZ031>038-041>044-181415- COEUR D'ALENE AREA-IDAHO PALOUSE-LEWISTON AREA- LEWIS AND SOUTHERN NEZ PERCE COUNTIES-NORTHEAST BLUE MOUNTAINS- LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE- MOSES LAKE AREA-UPPER COLUMBIA BASIN-SPOKANE AREA- NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-WENATCHEE AREA- EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-WATERVILLE PLATEAU- 609 AM PST THU NOV 17 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO... NORTH CENTRAL IDAHO...CENTRAL WASHINGTON...EAST CENTRAL WASHINGTON...NORTH CENTRAL WASHINGTON...NORTHEAST WASHINGTON AND SOUTHEAST WASHINGTON. .DAY ONE...TODAY AND TONIGHT GUSTY WINDS UP TO 35 MPH IN THE LOWER ELEVATIONS...AND AROUND 50 MPH IN THE MOUNTAINS WILL BE LIKELY TODAY. IN ADDITION...LINGERING SNOW SHOWERS WILL PRODUCE LOCALIZED SIGNIFICANT ACCUMULATIONS NEAR THE CASCADE CREST WEST OF A LINE FROM PLAIN TO LAKE CHELAN TODAY. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY ANOTHER ROUND OF SNOW IS EXPECTED ON FRIDAY WITH LIGHT TO MODERATE ACCUMULATIONS IN THE SPOKANE...PULLMAN...MOSES LAKE...WENATCHEE... AND LEWISTON AREAS. HEAVY SNOW ACCUMULATIONS ARE POSSIBLE FOR ALL MOUNTAINS. SHARPLY COLDER TEMPERATURES ARE EXPECTED THIS WEEKEND.
In the hours before
Local storm report, Nov 17, 11:08 AM PST, 3 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SPOKANE WA
1108 AM PST THU NOV 17 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1105 PM HEAVY SNOW 2 SSW LEAVENWORTH 47.57N 120.68W
11/16/2011 M6.0 INCH CHELAN WA TRAINED SPOTTER
SPOTTER CHELAN 34, ACCUMULATION SINCE 12PM, STILL SNOWING
29 DEGREES
0310 AM HEAVY SNOW 6 WNW DIAMOND LAKE 48.17N 117.31W
11/17/2011 M4.0 INCH PEND OREILLE WA TRAINED SPOTTER
0600 AM SNOW 6 NE ELK 48.08N 117.19W
11/17/2011 M1.0 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-1
0600 AM SNOW 6 W NEWPORT 48.18N 117.17W
11/17/2011 M3.9 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-9
0600 AM HEAVY SNOW 13 NE SANDPOINT 48.38N 116.31W
11/17/2011 M5.2 INCH BONNER ID TRAINED SPOTTER
COCORAHS ID-BR-8
0600 AM SNOW 1 SW BREWSTER 48.09N 119.79W
11/17/2011 M3.3 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-1
0630 AM HEAVY SNOW 1 NW PLAIN 47.77N 120.66W
11/17/2011 M5.6 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-35
0630 AM SNOW 10 NW KETTLE FALLS 48.72N 118.20W
11/17/2011 M3.0 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-8
0630 AM SNOW 3 WNW ALENE 47.71N 116.84W
11/17/2011 M1.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-8
0700 AM HEAVY SNOW 10 N METALINE FALLS 49.01N 117.37W
11/17/2011 M4.0 INCH XXX XX CO-OP OBSERVER
BOUNDARY DAM
0700 AM HEAVY SNOW 4 WNW WINTHROP 48.49N 120.25W
11/17/2011 M6.5 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-11
0700 AM SNOW 4 N REPUBLIC 48.71N 118.72W
11/17/2011 M2.8 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-1
0700 AM SNOW 2 E EAST WENATCHEE 47.41N 120.24W
11/17/2011 M1.7 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-18
0700 AM SNOW 2 NNE EAST WENATCHEE 47.44N 120.27W
11/17/2011 M3.1 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-16
0700 AM SNOW 1 N EAST WENATCHEE 47.44N 120.29W
11/17/2011 M1.8 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-3
0700 AM HEAVY SNOW 9 W CHELAN 47.83N 120.21W
11/17/2011 M4.9 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-36
0700 AM HEAVY SNOW 12 N LEAVENWORTH 47.77N 120.66W
11/17/2011 M6.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-33
0700 AM HEAVY SNOW PORTHILL 48.99N 116.49W
11/17/2011 M5.0 INCH BOUNDARY ID CO-OP OBSERVER
0700 AM SNOW CONCONULLY 48.56N 119.75W
11/17/2011 M2.6 INCH OKANOGAN WA CO-OP OBSERVER
0700 AM SNOW NORTHPORT 48.92N 117.78W
11/17/2011 M2.8 INCH STEVENS WA CO-OP OBSERVER
0700 AM SNOW 3 NW AIRWAY HEIGHTS 47.68N 117.63W
11/17/2011 M0.2 INCH SPOKANE WA OFFICIAL NWS OBS
WFO SPOKANE
0700 AM SNOW 3 ESE AIRWAY HEIGHTS 47.62N 117.53W
11/17/2011 M0.3 INCH SPOKANE WA OFFICIAL NWS OBS
SPOKANE INTERNATIONAL AIRPORT
0700 AM SNOW BRIDGEPORT 48.01N 119.67W
11/17/2011 M2.0 INCH DOUGLAS WA CO-OP OBSERVER
0700 AM HEAVY SNOW BONNERS FERRY 48.69N 116.32W
11/17/2011 M6.5 INCH BOUNDARY ID CO-OP OBSERVER
0700 AM SNOW SSW METALINE FALLS 48.86N 117.37W
11/17/2011 M3.3 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-10
0700 AM SNOW 5 S WENATCHEE 47.36N 120.33W
11/17/2011 M2.7 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-31
0700 AM HEAVY SNOW 13 NW ENTIAT 47.80N 120.41W
11/17/2011 M4.2 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-22
0700 AM SNOW 2 S WENATCHEE 47.40N 120.33W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-19
0700 AM SNOW S WENATCHEE 47.42N 120.33W
11/17/2011 M3.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-7
0700 AM SNOW 7 ENE MOSCOW 46.78N 116.86W
11/17/2011 M1.0 INCH LATAH ID TRAINED SPOTTER
COCORAHS ID-LT-4
0700 AM SNOW 2 ENE ATHOL 47.95N 116.68W
11/17/2011 M1.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-3
0700 AM SNOW 4 E SPIRIT LAKE 47.96N 116.79W
11/17/2011 M2.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-1
0700 AM SNOW 12 SSE PRIEST RIVER 48.03N 116.81W
11/17/2011 M2.8 INCH BONNER ID TRAINED SPOTTER
COCORAHS ID-BR-15
0700 AM HEAVY SNOW 3 SE WINTHROP 48.43N 120.14W
11/17/2011 M6.3 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-12
0715 AM SNOW 2 WSW MALAGA 47.36N 120.23W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-17
0726 AM HEAVY SNOW SANDPOINT 48.28N 116.56W
11/17/2011 M6.0 INCH BONNER ID TRAINED SPOTTER
6 INCHES OF SNOW OVERNIGHT AT SANDPOINT.
0730 AM SNOW 1 WSW WENATCHEE 47.42N 120.34W
11/17/2011 M2.1 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-13
0747 AM HEAVY SNOW 1 NE PESHASTIN 47.57N 120.60W
11/17/2011 M6.4 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-28
0752 AM HEAVY SNOW 6 NW DIAMOND LAKE 48.17N 117.31W
11/17/2011 M4.0 INCH PEND OREILLE WA TRAINED SPOTTER
SPOTTER PO16. ELEVATION 2318 FEET. SNOW FELL OVERNIGHT.
0800 AM HEAVY SNOW 1 NNW LEAVENWORTH 47.60N 120.67W
11/17/2011 M6.4 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-23
0800 AM SNOW 7 E TONASKET 48.70N 119.28W
11/17/2011 M1.5 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-2
0800 AM SNOW 1 SE COLVILLE 48.54N 117.88W
11/17/2011 M3.5 INCH STEVENS WA TRAINED SPOTTER
COCORAHS WA-ST-12
0800 AM SNOW 8 NNE REPUBLIC 48.76N 118.66W
11/17/2011 M2.4 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-5
0800 AM HEAVY SNOW 3 NW NAPLES 48.60N 116.44W
11/17/2011 M7.0 INCH BOUNDARY ID TRAINED SPOTTER
0800 AM SNOW WATERVILLE 47.65N 120.07W
11/17/2011 M2.6 INCH DOUGLAS WA CO-OP OBSERVER
0800 AM SNOW CHELAN 47.85N 120.03W
11/17/2011 M2.3 INCH CHELAN WA CO-OP OBSERVER
0800 AM HEAVY SNOW 2 ENE LEAVENWORTH 47.60N 120.63W
11/17/2011 M6.5 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-27
0800 AM HEAVY SNOW SANDPOINT 48.28N 116.56W
11/17/2011 M4.2 INCH BONNER ID CO-OP OBSERVER
0830 AM SNOW WSW MALAGA 47.37N 120.21W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-4
0900 AM HEAVY SNOW MAZAMA 48.58N 120.39W
11/17/2011 M9.4 INCH OKANOGAN WA CO-OP OBSERVER
&&
MATLocal storm report, Nov 17, 12:27 PM PST, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SPOKANE WA
1227 PM PST THU NOV 17 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1105 PM HEAVY SNOW 2 SSW LEAVENWORTH 47.57N 120.68W
11/16/2011 M6.0 INCH CHELAN WA TRAINED SPOTTER
SPOTTER CHELAN 34, ACCUMULATION SINCE 12PM, STILL SNOWING
29 DEGREES
0310 AM HEAVY SNOW 6 WNW DIAMOND LAKE 48.17N 117.31W
11/17/2011 M4.0 INCH PEND OREILLE WA TRAINED SPOTTER
0600 AM SNOW 6 NE ELK 48.08N 117.19W
11/17/2011 M1.0 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-1
0600 AM SNOW 6 W NEWPORT 48.18N 117.17W
11/17/2011 M3.9 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-9
0600 AM HEAVY SNOW 13 NE SANDPOINT 48.38N 116.31W
11/17/2011 M5.2 INCH BONNER ID TRAINED SPOTTER
COCORAHS ID-BR-8
0600 AM SNOW 1 SW BREWSTER 48.09N 119.79W
11/17/2011 M3.3 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-1
0630 AM SNOW 3 WNW ALENE 47.71N 116.84W
11/17/2011 M1.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-8
0630 AM SNOW 10 NW KETTLE FALLS 48.72N 118.20W
11/17/2011 M3.0 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-8
0630 AM HEAVY SNOW 1 NW PLAIN 47.77N 120.66W
11/17/2011 M5.6 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-35
0700 AM HEAVY SNOW 10 N METALINE FALLS 49.01N 117.37W
11/17/2011 M4.0 INCH XXX XX CO-OP OBSERVER
BOUNDARY DAM
0700 AM HEAVY SNOW 4 WNW WINTHROP 48.49N 120.25W
11/17/2011 M6.5 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-11
0700 AM SNOW 4 N REPUBLIC 48.71N 118.72W
11/17/2011 M2.8 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-1
0700 AM SNOW 2 E EAST WENATCHEE 47.41N 120.24W
11/17/2011 M1.7 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-18
0700 AM SNOW 2 NNE EAST WENATCHEE 47.44N 120.27W
11/17/2011 M3.1 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-16
0700 AM SNOW 1 N EAST WENATCHEE 47.44N 120.29W
11/17/2011 M1.8 INCH DOUGLAS WA TRAINED SPOTTER
COCORAHS WA-DG-3
0700 AM HEAVY SNOW 9 W CHELAN 47.83N 120.21W
11/17/2011 M4.9 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-36
0700 AM HEAVY SNOW 12 N LEAVENWORTH 47.77N 120.66W
11/17/2011 M6.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-33
0700 AM HEAVY SNOW PORTHILL 48.99N 116.49W
11/17/2011 M5.0 INCH BOUNDARY ID CO-OP OBSERVER
0700 AM SNOW CONCONULLY 48.56N 119.75W
11/17/2011 M2.6 INCH OKANOGAN WA CO-OP OBSERVER
0700 AM SNOW NORTHPORT 48.92N 117.78W
11/17/2011 M2.8 INCH STEVENS WA CO-OP OBSERVER
0700 AM SNOW 3 NW AIRWAY HEIGHTS 47.68N 117.63W
11/17/2011 M0.2 INCH SPOKANE WA OFFICIAL NWS OBS
WFO SPOKANE
0700 AM SNOW 3 ESE AIRWAY HEIGHTS 47.62N 117.53W
11/17/2011 M0.3 INCH SPOKANE WA OFFICIAL NWS OBS
SPOKANE INTERNATIONAL AIRPORT
0700 AM SNOW BRIDGEPORT 48.01N 119.67W
11/17/2011 M2.0 INCH DOUGLAS WA CO-OP OBSERVER
0700 AM HEAVY SNOW BONNERS FERRY 48.69N 116.32W
11/17/2011 M6.5 INCH BOUNDARY ID CO-OP OBSERVER
0700 AM HEAVY SNOW STEHEKIN 48.31N 120.65W
11/17/2011 M16.0 INCH CHELAN WA CO-OP OBSERVER
0700 AM SNOW 4 E SPIRIT LAKE 47.96N 116.79W
11/17/2011 M2.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-1
0700 AM HEAVY SNOW 3 SE WINTHROP 48.43N 120.14W
11/17/2011 M6.3 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-12
0700 AM SNOW 12 SSE PRIEST RIVER 48.03N 116.81W
11/17/2011 M2.8 INCH BONNER ID TRAINED SPOTTER
COCORAHS ID-BR-15
0700 AM SNOW 2 ENE ATHOL 47.95N 116.68W
11/17/2011 M1.0 INCH KOOTENAI ID TRAINED SPOTTER
COCORAHS ID-KT-3
0700 AM SNOW 7 ENE MOSCOW 46.78N 116.86W
11/17/2011 M1.0 INCH LATAH ID TRAINED SPOTTER
COCORAHS ID-LT-4
0700 AM SNOW S WENATCHEE 47.42N 120.33W
11/17/2011 M3.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-7
0700 AM SNOW 2 S WENATCHEE 47.40N 120.33W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-19
0700 AM HEAVY SNOW 13 NW ENTIAT 47.80N 120.41W
11/17/2011 M4.2 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-22
0700 AM SNOW 5 S WENATCHEE 47.36N 120.33W
11/17/2011 M2.7 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-31
0700 AM SNOW SSW METALINE FALLS 48.86N 117.37W
11/17/2011 M3.3 INCH PEND OREILLE WA TRAINED SPOTTER
COCORAHS WA-PO-10
0715 AM SNOW 2 WSW MALAGA 47.36N 120.23W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-17
0726 AM HEAVY SNOW SANDPOINT 48.28N 116.56W
11/17/2011 M6.0 INCH BONNER ID TRAINED SPOTTER
6 INCHES OF SNOW OVERNIGHT AT SANDPOINT.
0730 AM SNOW 1 WSW WENATCHEE 47.42N 120.34W
11/17/2011 M2.1 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-13
0747 AM HEAVY SNOW 1 NE PESHASTIN 47.57N 120.60W
11/17/2011 M6.4 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-28
0752 AM HEAVY SNOW 6 NW DIAMOND LAKE 48.17N 117.31W
11/17/2011 M4.0 INCH PEND OREILLE WA TRAINED SPOTTER
SPOTTER PO16. ELEVATION 2318 FEET. SNOW FELL OVERNIGHT.
0800 AM HEAVY SNOW 1 NNW LEAVENWORTH 47.60N 120.67W
11/17/2011 M6.4 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-23
0800 AM HEAVY SNOW SANDPOINT 48.28N 116.56W
11/17/2011 M4.2 INCH BONNER ID CO-OP OBSERVER
0800 AM SNOW 7 E TONASKET 48.70N 119.28W
11/17/2011 M1.5 INCH OKANOGAN WA TRAINED SPOTTER
COCORAHS WA-OK-2
0800 AM SNOW 8 NNE REPUBLIC 48.76N 118.66W
11/17/2011 M2.4 INCH FERRY WA TRAINED SPOTTER
COCORAHS WA-FY-5
0800 AM HEAVY SNOW 3 NW NAPLES 48.60N 116.44W
11/17/2011 M7.0 INCH BOUNDARY ID TRAINED SPOTTER
0800 AM SNOW 1 SE COLVILLE 48.54N 117.88W
11/17/2011 M3.5 INCH STEVENS WA TRAINED SPOTTER
COCORAHS WA-ST-12
0800 AM SNOW WATERVILLE 47.65N 120.07W
11/17/2011 M2.6 INCH DOUGLAS WA CO-OP OBSERVER
0800 AM SNOW CHELAN 47.85N 120.03W
11/17/2011 M2.3 INCH CHELAN WA CO-OP OBSERVER
0800 AM HEAVY SNOW 2 ENE LEAVENWORTH 47.60N 120.63W
11/17/2011 M6.5 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-27
0830 AM SNOW WSW MALAGA 47.37N 120.21W
11/17/2011 M2.0 INCH CHELAN WA TRAINED SPOTTER
COCORAHS WA-CH-4
0900 AM HEAVY SNOW MAZAMA 48.58N 120.39W
11/17/2011 M9.4 INCH OKANOGAN WA CO-OP OBSERVER
&&
MATThe office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 17, 10:27 AM PST | Winter Storm Watch | OTX | Lincoln, Pend Oreille, Spokane, Stevens | 8 hr |
Nearby
Winter Storm Warnings in Idaho, 2011Winter Storm Warnings in Washington, 2011Every winter storm warning in 2011
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.