Alert archive / Idaho / Wind Chill Warnings in 2017
Wind Chill Warning 2, NWS Boise, ID
NWS Boise, ID issued this wind chill warning at Jan 6, 2017, 1:24 PM PST for Baker County, Malheur County, Oregon; 11 counties in Idaho. It took effect at Jan 6, 2017, 6:00 PM PST. It was in force for 14 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 6, 2017, 1:24 PM PST (21:24 UTC)
- In effect from
- Jan 6, 2017, 6:00 PM PST
- Expired
- Jan 7, 2017, 8:00 AM PST
- In force
- 14 hr
- Issued by
- NWS Boise, ID
Counties Ada County, ID, Camas County, ID, Canyon County, ID, Elmore County, ID, Gem County, ID, Gooding County, ID, Jerome County, ID, Owyhee County, ID, Payette County, ID, Twin Falls County, ID, Washington County, ID, Baker County, OR, Malheur County, OR
The radar
The Boise radar (KCBX), 17 km from the middle of the area, began a volume at 21:24 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 9.4 hours before the alert went out and 19 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
- 970 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
195 WWUS45 KBOI 062124 WSWBOI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BOISE ID 224 PM MST FRI JAN 6 2017 ...ANOTHER WIND CHILL WARNING... .SUB-ZERO TEMPERATURES COMBINED WITH WINDS OF 10 TO 20 MPH TONIGHT AND 15 TO 30 MPH SATURDAY MORNING WILL AGAIN PRODUCE DANGEROUSLY COLD WIND CHILL IN SOUTHERN IDAHO AND EASTERN OREGON. ...ANOTHER WINTER STORM... A MOIST PACIFIC STORM WILL BRING MORE SNOW TO THE REGION SATURDAY THROUGH SUNDAY. SNOW WILL BEGIN IN SOUTHEAST OREGON BEFORE DAWN SATURDAY AND IN SOUTHWEST IDAHO LATER SATURDAY MORNING. SNOW WILL SPREAD OVER THE ENTIRE AREA SATURDAY AFTERNOON AND EVENING. AFTER A BREAK SATURDAY NIGHT A SECOND SURGE OF PRECIPITATION WILL OCCUR SUNDAY. SATURDAY/S EVENT WILL BE ENTIRELY SNOW BUT SUNDAY/S EVENT WILL HAVE SNOW...SLEET...AND FREEZING RAIN. WARMER SOUTHERN AREAS MAY EVEN HAVE PLAIN RAIN LATER SUNDAY. TEMPERATURES WILL BE RISING THROUGH THE WEEKEND AND WILL GO ABOVE FREEZING IN THE WARMEST AREAS SUNDAY. ORZ063-070400- /O.UPG.KBOI.WS.A.0002.170107T1800Z-170108T1200Z/ /O.NEW.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ /O.NEW.KBOI.WC.W.0002.170107T0200Z-170107T1600Z/ MALHEUR COUNTY- 224 PM MST FRI JAN 6 2017 /124 PM PST FRI JAN 6 2017/ ...WIND CHILL WARNING IN EFFECT FROM 7 PM MST /6 PM PST/ THIS EVENING TO 9 AM MST /8 AM PST/ SATURDAY... ...WINTER STORM WARNING IN EFFECT FROM 5 AM MST /4 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 7 PM MST /6 PM PST/ THIS EVENING TO 9 AM MST /8 AM PST/ SATURDAY. A WINTER STORM WARNING HAS ALSO BEEN ISSUED. THIS WINTER STORM WARNING FOR HEAVY SNOW IS IN EFFECT FROM 5 AM MST /4 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW AMOUNTS...4 TO 8 INCHES...HEAVIEST IN THE NORTH PORTION... SATURDAY AND SATURDAY EVENING. ANOTHER 2 TO 4 INCHES SUNDAY. FREEZING RAIN OR SLEET IS ALSO POSSIBLE SUNDAY. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO TONIGHT THROUGH SATURDAY MORNING. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SOUTH PORTION SUNDAY.. * WINDS...SOUTH AROUND 10 MPH. * TIMING...SATURDAY AND SATURDAY EVENING...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ061-070400- /O.UPG.KBOI.WS.A.0002.170107T1800Z-170108T1200Z/ /O.NEW.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ HARNEY COUNTY- 124 PM PST FRI JAN 6 2017 ...WINTER STORM WARNING IN EFFECT FROM 4 AM SATURDAY TO 4 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 4 AM SATURDAY TO 4 PM PST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW AMOUNTS...4 TO 8 INCHES NORTH PORTION...AND 3 TO 6 INCHES SOUTH PORTION. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SUNDAY. * WINDS...SOUTH AROUND 10 MPH. * TIMING...SATURDAY AND SATURDAY EVENING...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ012-014-016-030-ORZ062-064-070400- /O.NEW.KBOI.WC.W.0002.170107T0200Z-170107T1600Z/ /O.NEW.KBOI.WS.W.0002.170107T1500Z-170109T0000Z/ LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY- WESTERN MAGIC VALLEY-SOUTHERN TWIN FALLS COUNTY-BAKER COUNTY- LOWER TREASURE VALLEY OR- 224 PM MST FRI JAN 6 2017 /124 PM PST FRI JAN 6 2017/ ...WIND CHILL WARNING IN EFFECT FROM 7 PM MST /6 PM PST/ THIS EVENING TO 9 AM MST /8 AM PST/ SATURDAY... ...WINTER STORM WARNING IN EFFECT FROM 8 AM MST /7 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 7 PM MST /6 PM PST/ THIS EVENING TO 9 AM MST /8 AM PST/ SATURDAY. A WINTER STORM WARNING HAS ALSO BEEN ISSUED. THIS WINTER STORM WARNING FOR HEAVY SNOW IS IN EFFECT FROM 8 AM MST /7 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY. * SNOW AMOUNTS...3 TO 6 INCHES SATURDAY AFTERNOON AND EVENING. ANOTHER 3 TO 6 INCHES SUNDAY. SNOW MAY CHANGE TO RAIN SUNDAY AFTERNOON. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO TONIGHT AND SATURDAY MORNING. * SNOW LEVELS...VALLEY FLOOR THROUGH SUNDAY MORNING...THEN RISING TO 5000 FEET MSL NEAR THE NEVADA BORDER SUNDAY. * WINDS...EAST OR SOUTHEAST 15 TO 25 MPH. GUSTS TO 40 MPH EAST OF BOISE SATURDAY AFTERNOON. NORTHEAST WINDS 25 TO 35 MPH NEAR JEROME/ID. * TIMING...LATE SATURDAY MORNING THROUGH MIDNIGHT SATURDAY NIGHT...THEN ANOTHER SURGE SUNDAY. SNOW MAY CHANGE TO FREEZING RAIN AND POSSIBLY RAIN LATE SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ028-070400- /O.NEW.KBOI.WC.W.0002.170107T0200Z-170107T1600Z/ /O.NEW.KBOI.WS.W.0002.170107T1800Z-170109T0600Z/ CAMAS PRAIRIE- 224 PM MST FRI JAN 6 2017 ...WIND CHILL WARNING IN EFFECT FROM 7 PM THIS EVENING TO 9 AM MST SATURDAY... ...WINTER STORM WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 9 AM MST SATURDAY. A WINTER STORM WARNING HAS ALSO BEEN ISSUED. THIS WINTER STORM WARNING FOR HEAVY SNOW IS IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY. * SNOW AMOUNTS...4 TO 8 INCHES SATURDAY AFTERNOON AND NIGHT. ANOTHER 4 TO 8 INCHES SUNDAY. * WIND CHILL VALUES...40 BELOW TO 50 BELOW ZERO TONIGHT AND SATURDAY MORNING. * SNOW LEVELS...VALLEY FLOORS. * WINDS...NORTHEAST 10 TO 20 MPH TONIGHT. NORTHEAST 10 MPH SATURDAY THROUGH SUNDAY. * TIMING...SATURDAY AFTERNOON AND NIGHT THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ015-029-070400- /O.NEW.KBOI.WS.W.0002.170107T1500Z-170109T0000Z/ SOUTHWEST HIGHLANDS-OWYHEE MOUNTAINS- 224 PM MST FRI JAN 6 2017 ...WINTER STORM WARNING IN EFFECT FROM 8 AM SATURDAY TO 5 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 8 AM SATURDAY TO 5 PM MST SUNDAY. * SNOW AMOUNTS...5 TO 10 INCHES. * SNOW LEVELS...VALLEY FLOORS...RISING TO 5500 FEET MSL SUNDAY. * WINDS...SOUTHEAST 10 TO 20 MPH. * TIMING...LATE SATURDAY MORNING THROUGH SATURDAY NIGHT...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. SNOW MAY CHANGE TO RAIN LATER SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ011-013-033-070400- /O.NEW.KBOI.WS.W.0002.170107T1800Z-170109T0600Z/ WEST CENTRAL MOUNTAINS-BOISE MOUNTAINS-UPPER WEISER RIVER- 224 PM MST FRI JAN 6 2017 ...WINTER STORM WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY... THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY. * SNOW AMOUNTS...6 TO 12 INCHES NORTH...8 TO 18 INCHES IN THE BOISE MOUNTAINS. * SNOW LEVELS...VALLEY FLOORS. * WINDS...GENERALLY SOUTHEAST 5 TO 15 MPH. * TIMING...SATURDAY AFTERNOON AND NIGHT...THEN AGAIN LATE SUNDAY MORNING THROUGH SUNDAY AFTERNOON. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
3 follow-up statements
691 WWUS45 KBOI 070409 WSWBOI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BOISE ID 909 PM MST FRI JAN 6 2017 ...ANOTHER WIND CHILL WARNING... .SUB-ZERO TEMPERATURES COMBINED WITH WINDS OF 10 TO 20 MPH TONIGHT AND 15 TO 30 MPH SATURDAY MORNING WILL AGAIN PRODUCE DANGEROUSLY COLD WIND CHILL IN SOUTHERN IDAHO AND EASTERN OREGON. ...ANOTHER WINTER STORM... A MOIST PACIFIC STORM WILL BRING MORE SNOW TO THE REGION SATURDAY THROUGH SUNDAY. SNOW WILL BEGIN IN SOUTHEAST OREGON BEFORE DAWN SATURDAY AND IN SOUTHWEST IDAHO LATER SATURDAY MORNING. SNOW WILL SPREAD OVER THE ENTIRE AREA SATURDAY AFTERNOON AND EVENING. AFTER A BREAK SATURDAY NIGHT A SECOND SURGE OF PRECIPITATION WILL OCCUR SUNDAY. SATURDAY/S EVENT WILL BE ENTIRELY SNOW BUT SUNDAY/S EVENT WILL HAVE SNOW...SLEET...AND FREEZING RAIN. WARMER SOUTHERN AREAS MAY EVEN HAVE PLAIN RAIN LATER SUNDAY. TEMPERATURES WILL BE RISING THROUGH THE WEEKEND AND WILL GO ABOVE FREEZING IN THE WARMEST AREAS SUNDAY. ORZ063-071215- /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ MALHEUR COUNTY- 909 PM MST FRI JAN 6 2017 /809 PM PST FRI JAN 6 2017/ ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST /8 AM PST/ SATURDAY... ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST /4 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY... * SNOW AMOUNTS...4 TO 8 INCHES...HEAVIEST IN THE NORTH PORTION... SATURDAY AND SATURDAY EVENING. ANOTHER 2 TO 4 INCHES SUNDAY. FREEZING RAIN OR SLEET IS ALSO POSSIBLE SUNDAY. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO TONIGHT THROUGH SATURDAY MORNING. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SOUTH PORTION SUNDAY.. * WINDS...SOUTH AROUND 10 MPH. * TIMING...SATURDAY AND SATURDAY EVENING...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ012-014-016-030-ORZ062-064-071215- /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T1500Z-170109T0000Z/ LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY- WESTERN MAGIC VALLEY-SOUTHERN TWIN FALLS COUNTY-BAKER COUNTY- LOWER TREASURE VALLEY OR- 909 PM MST FRI JAN 6 2017 /809 PM PST FRI JAN 6 2017/ ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST /8 AM PST/ SATURDAY... ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 AM MST /7 AM PST/ SATURDAY TO 5 PM MST /4 PM PST/ SUNDAY... * SNOW AMOUNTS...3 TO 6 INCHES SATURDAY AFTERNOON AND EVENING. ANOTHER 3 TO 6 INCHES SUNDAY. SNOW MAY CHANGE TO RAIN SUNDAY AFTERNOON. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO TONIGHT AND SATURDAY MORNING. * SNOW LEVELS...VALLEY FLOOR THROUGH SUNDAY MORNING...THEN RISING TO 5000 FEET MSL NEAR THE NEVADA BORDER SUNDAY. * WINDS...EAST OR SOUTHEAST 15 TO 25 MPH. GUSTS TO 40 MPH EAST OF BOISE SATURDAY AFTERNOON. NORTHEAST WINDS 25 TO 35 MPH NEAR JEROME/ID. * TIMING...LATE SATURDAY MORNING THROUGH MIDNIGHT SATURDAY NIGHT...THEN ANOTHER SURGE SUNDAY. SNOW MAY CHANGE TO FREEZING RAIN AND POSSIBLY RAIN LATE SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ028-071215- /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T1800Z-170109T0600Z/ CAMAS PRAIRIE- 909 PM MST FRI JAN 6 2017 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST SATURDAY... ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY... * SNOW AMOUNTS...4 TO 8 INCHES SATURDAY AFTERNOON AND NIGHT. ANOTHER 4 TO 8 INCHES SUNDAY. * WIND CHILL VALUES...40 BELOW TO 50 BELOW ZERO TONIGHT AND SATURDAY MORNING. * SNOW LEVELS...VALLEY FLOORS. * WINDS...NORTHEAST 10 TO 20 MPH TONIGHT. NORTHEAST 10 MPH SATURDAY THROUGH SUNDAY. * TIMING...SATURDAY AFTERNOON AND NIGHT THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ061-071215- /O.CON.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ HARNEY COUNTY- 809 PM PST FRI JAN 6 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 AM SATURDAY TO 4 PM PST SUNDAY... * SNOW AMOUNTS...4 TO 8 INCHES NORTH PORTION...AND 3 TO 6 INCHES SOUTH PORTION. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SUNDAY. * WINDS...SOUTH AROUND 10 MPH. * TIMING...SATURDAY AND SATURDAY EVENING...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ015-029-071215- /O.CON.KBOI.WS.W.0002.170107T1500Z-170109T0000Z/ SOUTHWEST HIGHLANDS-OWYHEE MOUNTAINS- 909 PM MST FRI JAN 6 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 AM SATURDAY TO 5 PM MST SUNDAY... * SNOW AMOUNTS...5 TO 10 INCHES. * SNOW LEVELS...VALLEY FLOORS...RISING TO 5500 FEET MSL SUNDAY. * WINDS...SOUTHEAST 10 TO 20 MPH. * TIMING...LATE SATURDAY MORNING THROUGH SATURDAY NIGHT...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. SNOW MAY CHANGE TO RAIN LATER SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ011-013-033-071215- /O.CON.KBOI.WS.W.0002.170107T1800Z-170109T0600Z/ WEST CENTRAL MOUNTAINS-BOISE MOUNTAINS-UPPER WEISER RIVER- 909 PM MST FRI JAN 6 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 11 PM MST SUNDAY... * SNOW AMOUNTS...6 TO 12 INCHES NORTH...8 TO 18 INCHES IN THE BOISE MOUNTAINS. * SNOW LEVELS...VALLEY FLOORS. * WINDS...GENERALLY SOUTHEAST 5 TO 15 MPH. * TIMING...SATURDAY AFTERNOON AND NIGHT...THEN AGAIN LATE SUNDAY MORNING THROUGH SUNDAY AFTERNOON. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
072 WWUS45 KBOI 071040 WSWBOI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BOISE ID 340 AM MST SAT JAN 7 2017 ...WIND CHILL WARNING THROUGH THE MORNING... .SUB-ZERO TEMPERATURES COMBINED WITH WINDS OF 10 TO 20 MPH HAVE PRODUCE DANGEROUSLY COLD WIND CHILL IN SOUTHERN IDAHO AND EASTERN OREGON. ...WINTER STORM THROUGH SUNDAY... A MOIST PACIFIC STORM WILL BRING MORE SNOW TO THE REGION TODAY. SNOW WILL BEGIN IN SOUTHEAST OREGON LATE THIS MORNING AND IN SOUTHWEST IDAHO EARLY THIS AFTERNOON. THE SNOW WILL END ACROSS SOUTHEAST OREGON LATE THIS AFTERNOON AND EARLY THIS EVENING ACROSS SOUTHWEST IDAHO. AFTER A BREAK TONIGHT A SECOND SURGE OF PRECIPITATION WILL OCCUR SUNDAY. TODAYS EVENT WILL BE ENTIRELY SNOW BUT SUNDAY/S EVENT WILL HAVE SNOW...SLEET...AND FREEZING RAIN. WARMER SOUTHERN AREAS MAY EVEN HAVE PLAIN RAIN LATER SUNDAY. TEMPERATURES WILL BE RISING THROUGH THE WEEKEND AND WILL GO ABOVE FREEZING IN THE WARMEST AREAS SUNDAY. IDZ012-014-016-030-ORZ062-064-071845- /O.EXT.KBOI.WS.W.0002.170107T2000Z-170109T0000Z/ /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY- WESTERN MAGIC VALLEY-SOUTHERN TWIN FALLS COUNTY-BAKER COUNTY- LOWER TREASURE VALLEY OR- 340 AM MST SAT JAN 7 2017 /240 AM PST SAT JAN 7 2017/ ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST /8 AM PST/ THIS MORNING... ...WINTER STORM WARNING NOW IN EFFECT FROM 1 PM MST /NOON PST/ THIS AFTERNOON TO 5 PM MST /4 PM PST/ SUNDAY... * SNOW AMOUNTS...3 TO 6 INCHES THIS AFTERNOON AND EVENING. LOWER TREASURE VALLEY AND BAKER COUNTY WILL SEE ANOTHER 3 TO 5 INCHES SUNDAY. REMAINING AREAS INCLUDING THE UPPER TREASURE VALLEY WILL SEE 1 TO 2 INCHES OF SNOW SUNDAY. SNOW WILL LIKELY CHANGE TO RAIN...FREEZING RAIN AND/OR SLEET SUNDAY AFTERNOON. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO THROUGH THE MORNING. * SNOW LEVELS...VALLEY FLOOR THROUGH SUNDAY MORNING...THEN RISING TO 5000 FEET MSL SUNDAY AFTERNOON. * WINDS...EAST OR SOUTHEAST 15 TO 25 MPH. GUSTS TO 40 MPH EAST OF BOISE TODAY AND SUNDAY AFTERNOON. NORTHEAST WINDS 25 TO 35 MPH NEAR JEROME/ID. * TIMING...EARLY THIS AFTERNOON THROUGH MIDNIGHT TONIGHT...THEN ANOTHER SURGE SUNDAY. SNOW WILL CHANGE TO FREEZING RAIN...SLEET AND POSSIBLY RAIN SUNDAY AFTERNOON. * IMPACTS...FROSTBITE DANGER THROUGH THIS MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS EARLY THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ028-071845- /O.EXT.KBOI.WS.W.0002.170107T2000Z-170109T0600Z/ /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ CAMAS PRAIRIE- 340 AM MST SAT JAN 7 2017 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING... ...WINTER STORM WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM MST SUNDAY... * SNOW AMOUNTS...3 TO 6 INCHES THIS AFTERNOON AND EVENING. ANOTHER 4 TO 8 INCHES SUNDAY. * WIND CHILL VALUES...40 BELOW TO 50 BELOW ZERO THIS MORNING. * SNOW LEVELS...VALLEY FLOORS. * WINDS...NORTHEAST 10 TO 20 MPH TONIGHT. NORTHEAST 10 MPH SATURDAY THROUGH SUNDAY. * TIMING...THIS AFTERNOON THROUGH TONIGHT THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER THROUGH THIS MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ015-029-071845- /O.EXT.KBOI.WS.W.0002.170107T2000Z-170109T0000Z/ SOUTHWEST HIGHLANDS-OWYHEE MOUNTAINS- 340 AM MST SAT JAN 7 2017 ...WINTER STORM WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 5 PM MST SUNDAY... * SNOW AMOUNTS...4 TO 7 INCHES THROUGH SUNDAY MORNING. SNOW WILL CHANGE TO RAIN BELOW 5500 FEET SUNDAY MORNING. * SNOW LEVELS...VALLEY FLOORS...RISING TO 5500 FEET MSL SUNDAY. * WINDS...SOUTHEAST 10 TO 20 MPH. * TIMING...EARLY THIS AFTERNOON THROUGH THIS EVENING...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS EARLY THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. SNOW MAY CHANGE TO RAIN LATER SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ011-013-033-071845- /O.EXT.KBOI.WS.W.0002.170107T2000Z-170109T0600Z/ WEST CENTRAL MOUNTAINS-BOISE MOUNTAINS-UPPER WEISER RIVER- 340 AM MST SAT JAN 7 2017 ...WINTER STORM WARNING NOW IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM MST SUNDAY... * SNOW AMOUNTS...6 TO 10 INCHES NORTH...8 TO 16 INCHES IN THE BOISE MOUNTAINS. * SNOW LEVELS...VALLEY FLOORS. * WINDS...GENERALLY SOUTHEAST 5 TO 15 MPH. * TIMING...THIS AFTERNOON THROUGH MIDNIGHT...THEN AGAIN EARLY SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ063-071845- /O.CON.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ MALHEUR COUNTY- 340 AM MST SAT JAN 7 2017 /240 AM PST SAT JAN 7 2017/ ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM MST /8 AM PST/ THIS MORNING... ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ SUNDAY... * SNOW AMOUNTS...4 TO 6 INCHES...HEAVIEST IN THE NORTH PORTION... THROUGH THIS EVENING. ANOTHER 2 TO 4 INCHES SUNDAY ACROSS THE NORTHERN PORTION OF THE COUNTY. FREEZING RAIN OR SLEET IS ALSO POSSIBLE SUNDAY. * WIND CHILL VALUES...20 BELOW TO 35 BELOW ZERO TONIGHT THROUGH SATURDAY MORNING. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SOUTH PORTION SUNDAY.. * WINDS...SOUTH AROUND 10 MPH. * TIMING...LATE THIS MORNING THROUGH THIS AFTERNOON...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...FROSTBITE DANGER TONIGHT AND SATURDAY MORNING DUE TO WIND CHILL. ANIMALS WILL NEED SHELTER FROM THE WIND AND COLD. TRAVEL PROBLEMS TODAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ061-071845- /O.CON.KBOI.WS.W.0002.170107T1200Z-170109T0000Z/ HARNEY COUNTY- 240 AM PST SAT JAN 7 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SUNDAY... * SNOW AMOUNTS...3 TO 6 INCHES THROUGH LATE THIS AFTERNOON. 1 TO 2 INCHES EARLY SUNDAY MORNING ACROSS THE NORTHERN PORTIONS OF THE COUNTY. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SUNDAY. * WINDS...SOUTH AROUND 10 MPH. * TIMING...THROUGH THIS EVENING...THEN A BREAK...THEN ONCE AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS TODAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
822 WWUS45 KBOI 071546 WSWBOI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BOISE ID 846 AM MST SAT JAN 7 2017 ...WINTER STORM THROUGH SUNDAY... A MOIST PACIFIC STORM WILL BRING MORE SNOW TO THE REGION TODAY. SNOW WILL BEGIN IN SOUTHEAST OREGON LATE THIS MORNING AND IN SOUTHWEST IDAHO EARLY THIS AFTERNOON. THE SNOW WILL END ACROSS SOUTHEAST OREGON LATE THIS AFTERNOON AND IN SOUTHWEST IDAHO THIS EVENING. AFTER A BREAK TONIGHT A SECOND SURGE OF PRECIPITATION WILL OCCUR SUNDAY. TODAY/S EVENT WILL BE ENTIRELY SNOW BUT SUNDAY/S EVENT WILL HAVE SNOW...SLEET...AND FREEZING RAIN. WARMER SOUTHERN AREAS MAY EVEN HAVE PLAIN RAIN LATER SUNDAY. TEMPERATURES WILL BE RISING THROUGH THE WEEKEND AND WILL GO ABOVE FREEZING IN MANY AREAS SUNDAY AFTERNOON. ORZ063-080000- /O.EXP.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.000000T0000Z-170109T0000Z/ MALHEUR COUNTY- 846 AM MST SAT JAN 7 2017 /746 AM PST SAT JAN 7 2017/ ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ SUNDAY... ...WIND CHILL WARNING WILL EXPIRE AT 9 AM MST /8 AM PST/ THIS MORNING... * SNOW AMOUNTS...4 TO 6 INCHES...HEAVIEST IN THE NORTH PORTION... THROUGH THIS EVENING. ANOTHER 2 TO 4 INCHES SUNDAY ACROSS THE NORTH PORTION OF THE COUNTY. FREEZING RAIN OR SLEET IS ALSO POSSIBLE SUNDAY. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SOUTH PORTION SUNDAY.. * WINDS...SOUTH AROUND 10 MPH. * TIMING...LATE THIS MORNING THROUGH THIS AFTERNOON...THEN A BREAK...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS TODAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ012-014-016-030-ORZ062-064-080000- /O.EXP.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T2000Z-170109T0000Z/ LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY- WESTERN MAGIC VALLEY-SOUTHERN TWIN FALLS COUNTY-BAKER COUNTY- LOWER TREASURE VALLEY OR- 846 AM MST SAT JAN 7 2017 /746 AM PST SAT JAN 7 2017/ ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM MST /NOON PST/ THIS AFTERNOON TO 5 PM MST /4 PM PST/ SUNDAY... ...WIND CHILL WARNING WILL EXPIRE AT 9 AM MST /8 AM PST/ THIS MORNING... * SNOW AMOUNTS...3 TO 6 INCHES THIS AFTERNOON AND EVENING. LOWER TREASURE VALLEY AND BAKER COUNTY WILL SEE ANOTHER 3 TO 5 INCHES SUNDAY. REMAINING AREAS...INCLUDING THE UPPER TREASURE VALLEY...WILL SEE 1 TO 2 INCHES OF SNOW SUNDAY. SNOW WILL LIKELY CHANGE TO RAIN... FREEZING RAIN...AND/OR SLEET SUNDAY AFTERNOON. * SNOW LEVELS...VALLEY FLOOR THROUGH SUNDAY MORNING...THEN RISING TO 5000 FEET MSL SUNDAY AFTERNOON. * WINDS...EAST OR SOUTHEAST 15 TO 25 MPH. GUSTS TO 40 MPH EAST OF BOISE TODAY AND SUNDAY AFTERNOON. NORTHEAST WINDS 25 TO 35 MPH NEAR JEROME/ID. * TIMING...EARLY THIS AFTERNOON THROUGH MIDNIGHT TONIGHT...THEN ANOTHER SURGE SUNDAY. SNOW WILL CHANGE TO FREEZING RAIN... SLEET AND POSSIBLY RAIN SUNDAY AFTERNOON. * IMPACTS...TRAVEL PROBLEMS EARLY THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ028-080000- /O.EXP.KBOI.WC.W.0002.000000T0000Z-170107T1600Z/ /O.CON.KBOI.WS.W.0002.170107T2000Z-170109T0600Z/ CAMAS PRAIRIE- 846 AM MST SAT JAN 7 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM MST SUNDAY... ...WIND CHILL WARNING WILL EXPIRE AT 9 AM MST THIS MORNING... * SNOW AMOUNTS...3 TO 6 INCHES THIS AFTERNOON AND EVENING. ANOTHER 4 TO 8 INCHES SUNDAY. * SNOW LEVELS...VALLEY FLOORS. * WINDS...NORTHEAST 10 TO 20 MPH TONIGHT. NORTHEAST 10 MPH SATURDAY THROUGH SUNDAY. * TIMING...THIS AFTERNOON THROUGH TONIGHT THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW-COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ061-080000- /O.CON.KBOI.WS.W.0002.000000T0000Z-170109T0000Z/ HARNEY COUNTY- 746 AM PST SAT JAN 7 2017 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 4 PM PST SUNDAY... * SNOW AMOUNTS...3 TO 6 INCHES THROUGH LATE THIS AFTERNOON. 1 TO 2 INCHES EARLY SUNDAY MORNING ACROSS THE NORTHERN PORTIONS OF THE COUNTY. * SNOW LEVELS...AT THE SURFACE...RISING TO 5000 FEET MSL SUNDAY. * WINDS...SOUTH AROUND 10 MPH. * TIMING...THROUGH THIS EVENING...THEN A BREAK...THEN ONCE AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS TODAY THROUGH SUNDAY DUE TO SNOW- COVERED ROADS. FREEZING RAIN MAY INCREASE THE TRAVEL HAZARD SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ015-029-080000- /O.CON.KBOI.WS.W.0002.170107T2000Z-170109T0000Z/ SOUTHWEST HIGHLANDS-OWYHEE MOUNTAINS- 846 AM MST SAT JAN 7 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 5 PM MST SUNDAY... * SNOW AMOUNTS...4 TO 7 INCHES THROUGH SUNDAY MORNING. SNOW WILL CHANGE TO RAIN BELOW 5500 FEET SUNDAY MORNING. * SNOW LEVELS...VALLEY FLOORS...RISING TO 5500 FEET MSL SUNDAY. * WINDS...SOUTHEAST 10 TO 20 MPH. * TIMING...EARLY THIS AFTERNOON THROUGH THIS EVENING...THEN AGAIN SUNDAY. * IMPACTS...TRAVEL PROBLEMS EARLY THIS AFTERNOON THROUGH SUNDAY DUE TO SNOW- COVERED ROADS AND POOR VISIBILITY DUE TO BLOWING SNOW. SNOW MAY CHANGE TO RAIN LATER SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. STRONG WINDS WILL ALSO CAUSE BLOWING AND DRIFTING OF SNOW...AND WILL LIMIT VISIBILITIES. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ IDZ011-013-033-080000- /O.CON.KBOI.WS.W.0002.170107T2000Z-170109T0600Z/ WEST CENTRAL MOUNTAINS-BOISE MOUNTAINS-UPPER WEISER RIVER- 846 AM MST SAT JAN 7 2017 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 11 PM MST SUNDAY... * SNOW AMOUNTS...6 TO 10 INCHES NORTH...8 TO 16 INCHES IN THE BOISE MOUNTAINS. * SNOW LEVELS...VALLEY FLOORS. * WINDS...GENERALLY SOUTHEAST 5 TO 15 MPH. * TIMING...THIS AFTERNOON THROUGH MIDNIGHT...THEN AGAIN EARLY SUNDAY AFTERNOON THROUGH LATE SUNDAY NIGHT. * IMPACTS...TRAVEL PROBLEMS LATER SATURDAY THROUGH SUNDAY DUE TO SNOW-COVERED ROADS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS THAT SIGNIFICANT AMOUNTS OF SNOW WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
What forecasters said that day
The local office's own words before this wind chill warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boise, ID wrote its last area forecast discussion before this wind chill warning went out at Jan 6, 8:36 AM PST, 4 hours 48 minutes earlier.
Area forecast discussion, Jan 6, 8:36 AM PST, 4 hours 48 minutes before
Area Forecast Discussion
National Weather Service Boise ID
936 AM MST Fri Jan 6 2017
.DISCUSSION...Very cold wx will continue through Saturday
morning. East winds will increase in southern Idaho tonight and
Saturday ahead of the next Pacific storm and another wind chill
warning will be issued for the Upper Treasure Valley and Western
Magic Valley. A winter storm watch has already been issued for
Harney and Malheur Counties in Oregon for the Pacific storm and will
probably be expanded later today to include the rest of our CWA.
Models continue to advertize strong warming into Sunday with pcpn
becoming rain in southern valleys but we believe the models
have too much warming and start it too soon. Current forecast
is on track for the moment.
&&
.AVIATION...VFR under mostly clear skies. Local MVFR and IFR
conditions in fog and low stratus through 19Z. Surface winds
generally 10 knots or less, except easterly 15-20 knots in the Snake
River Plain from KMUO to KJER/KTWF. Winds aloft westerly 5-15 knots
up through 10K feet MSL.
Weekend Outlook...Snow still on track to spread over southeast
Oregon Saturday morning and southwest Idaho Saturday afternoon. Snow
will be widespread over the forecast area by Saturday afternoon
along with IFR conditions and mountain obscuration. Snow levels will
slowly rise with sleet and freezing rain possible Sunday night into
Monday morning from KBNO east toward the Treasure and Magic Valleys.
A changeover to rain is expected in the Magic and Upper Treasure
Valleys with warm air aloft.
&&
.PREV DISCUSSION...
SHORT TERM...Today through Saturday...Cold surface high will persist
over the area through Saturday as upper flow shifts to the west and
then southwest. Today is the coldest day with most sites staying
well below 20 degrees for afternoon highs and wind chills near or
below zero through the day. Expect the low stratus that has formed
over southeast Oregon and lower Treasure Valley of southwest Idaho
to erode this afternoon as dry air aloft works toward the surface.
Warming aloft begins Friday night as flow shifts to the west.
However the surface layer remains cold and with clear skies early in
the night, temperatures will again drop quickly, going below zero
for many sites. Combined with winds of 10 to 20 MPH in the Snake
Plain (especially east of Boise) wind chill values will reach 10 to
25 degrees below zero in the coldest spots. Clouds increase toward
Saturday morning as flow aloft transitions to the southwest.
Southeast Oregon will see light snow develop early Saturday morning,
shifting to southwest Idaho zones by afternoon. While the southwest
flow will bring warmer temperatures aloft, this first round of
precipitation will be all snow to the lowest valley floors.
Potential snow accumulations in Harney and Malheur counties is
enough to warrant a Winter Storm Watch starting midday Saturday.
LONG TERM...Saturday night through Thursday...Interesting
pattern and very difficult forecast shaping up for southern Idaho
and southeast Oregon. Light to moderate snow will continue into
Sunday before warmer temperatures aloft begin to move into the
region. With the arctic air in place, as well as the arctic air
infiltrating down the Snake Plain from eastern Idaho, believe it
will take longer than guidance indicates to warm, thus have kept
snow levels lower through Sunday night. GFS and ECMWF bring snow
levels to 5000-9000 feet on Monday, although the Canadian model
keeps wet bulb zero (snow levels) at the surface, generally north of
a line from Burns, OR to Ontario, OR. Do think sleet and freezing
rain will develop in the valley with this scenario on Monday and a
change over to rain is expected from Boise southeast to the Magic
Valley. By Monday afternoon, a cold front moves through the region
bringing snow levels back to the valley floors. Another warm front
moves into the region on Wednesday, with a complicated scenario
setting up once again on Wednesday. Freezing rain and sleet is again
possible Wednesday as this warm front brings warm air aloft.
Canadian model keeps wet bulb zero height near the surface once
again in the Treasure and Magic Valleys, which would keep snow at
most locations. A cold front moves through the region on Thursday
morning bringing snow levels back to the valley floors. Temperatures
will remain at or below normal through the extended period.
&&
.BOI WATCHES/WARNINGS/ADVISORIES...
ID...Wind Chill Warning until 11 AM MST this morning IDZ014-016-030.
Wind Chill Warning until 11 AM MST this morning IDZ015.
OR...Winter Storm Watch from Saturday morning through late Saturday
night ORZ061-063.
&&
www.weather.gov/Boise
www.facebook.com/NWSBoise
www.twitter.com/NWSBoise
DISCUSSION...LC
AVIATION.....JA
PREV SHORT TERM...DG
PREV LONG TERM....KAThe office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 6, 3:55 AM PST | Winter Storm Watch | BOI | Harney, Malheur | 9 hr |
| Jan 6, 1:24 PM PST | Winter Storm Warning | BOI | Baker, Harney, Malheur | 43 hr |
Nearby
Wind Chill Warnings in Idaho, 2017Wind Chill Warnings in Oregon, 2017Every wind chill warning in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.