Alert archive / Alaska / Blizzard Warnings in 2011
Blizzard Warning 51, NWS Anchorage, AK
NWS Anchorage, AK issued this blizzard warning at Dec 25, 2011, 4:01 PM AKST. It took effect at Dec 26, 2011, 5:00 AM AKST. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 25, 2011, 4:01 PM AKST (01:01 UTC)
- In effect from
- Dec 26, 2011, 5:00 AM AKST
- Expired
- Dec 27, 2011, 5:00 AM AKST
- In force
- 24 hr
- Issued by
- NWS Anchorage, AK
The text
As transmitted, in the capitals the NWS used until 2016.
206 WWAK41 PAFC 260101 WSWAER URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 401 PM AKST SUN DEC 25 2011 ...WHITE-OUT CONDITIONS EXPECTED THROUGH THOMPSON PASS AND KEYSTONE CANYON... AN AREA OF LOW PRESSURE OVER THE NORTH PACIFIC WILL APPROACH THE SOUTHERN GULF OF ALASKA EARLY MONDAY MORNING AND TRACK TOWARDS THE REGION MONDAY NIGHT. A STRENGTHENING PRESSURE GRADIENT AHEAD OF THIS SYSTEM WILL PRODUCE STRONG NORTH WINDS THROUGH NORTHEAST PRINCE WILLIAM SOUND WELL AHEAD OF THE MAIN PRECIPITATION SHIELD. THROUGH THOMPSON PASS AND KEYSTONE CANYON...THERE IS ABUNDANT TRANSPORTABLE SNOW TO BE PICKED UP AND BLOWN AROUND...WITH BLOWING SNOW EXPECTED TO PRODUCE WHITE-OUT CONDITIONS BY MONDAY MORNING. STEADY SNOW WILL DEVELOP EARLY MONDAY EVENING TO REINFORCE THE POOR CONDITIONS. WINDS WILL BEGIN TO DIMINISH EARLY TUESDAY MORNING. AKZ131-261515- /X.NEW.PAFC.BZ.W.0051.111226T1400Z-111227T1400Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 401 PM AKST SUN DEC 25 2011 ...BLIZZARD WARNING IN EFFECT FROM 5 AM MONDAY TO 5 AM AKST TUESDAY THROUGH THOMPSON PASS AND KEYSTONE CANYON... THE NATIONAL WEATHER SERVICE IN ANCHORAGE HAS ISSUED A BLIZZARD WARNING...WHICH IS IN EFFECT FROM 5 AM MONDAY TO 5 AM AKST TUESDAY. * LOCATION...THOMPSON PASS AND KEYSTONE CANYON. * SNOW...AVAILABLE TRANSPORTABLE SNOW COUPLED WITH STRENGHTENING WINDS WILL PRODUCE BLIZZARD CONDITIONS WELL AHEAD OF THE MAIN PRECIPITATION SHIELD. STEADY SNOW WILL BEGIN EARLY MONDAY EVENING AND CONTINUE INTO TUESDAY. * VISIBILITY...REDUCED TO NEAR ZERO IN BLOWING SNOW. * WIND...NORTHEAST WINDS 35 TO 50 MPH. * TIMING...NORTHEAST WINDS WILL INCREASE MONDAY MORNING AND BEGIN PRODUCING BLIZZARD CONDITIONS. STEADY SNOW FROM THE LOW PRESSURE SYSTEM WILL BEGIN MONDAY EVENING KEEPING CONDITIONS POOR. WINDS WILL BEGIN TO WEAKEN EARLY TUESDAY MORNING...HELPING TO END THE BLIZZARD CONDITIONS. * IMPACTS...WHITE-OUT CONDITIONS FROM BLOWING SNOW. DIFFICULT TRAVEL DUE TO STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT CONDITIONS...MAKING TRAVEL VERY DIFFICULT. ALL TRAVEL AND OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED. && $$ JAM
3 follow-up statements
028 WWAK41 PAFC 261401 WSWAER URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 501 AM AKST MON DEC 26 2011 ...WHITE-OUT CONDITIONS EXPECTED THROUGH THOMPSON PASS AND KEYSTONE CANYON... AN AREA OF LOW PRESSURE OVER THE NORTH PACIFIC WILL APPROACH THE SOUTHERN GULF OF ALASKA EARLY THIS MORNING AND TRACK TOWARDS THE REGION TONIGHT. A STRENGTHENING PRESSURE GRADIENT AHEAD OF THIS SYSTEM WILL PRODUCE STRONG NORTH WINDS THROUGH NORTHEAST PRINCE WILLIAM SOUND WELL AHEAD OF THE MAIN PRECIPITATION SHIELD. THROUGH THOMPSON PASS AND KEYSTONE CANYON...THERE IS ABUNDANT TRANSPORTABLE SNOW TO BE PICKED UP AND BLOWN AROUND...WITH BLOWING SNOW EXPECTED TO PRODUCE WHITE-OUT CONDITIONS THIS MORNING. STEADY SNOW WILL DEVELOP EARLY THIS EVENING TO REINFORCE THE POOR CONDITIONS. WINDS WILL BEGIN TO DIMINISH EARLY TUESDAY MORNING. AKZ131-270145- /X.CON.PAFC.BZ.W.0051.000000T0000Z-111227T1400Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 501 AM AKST MON DEC 26 2011 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM AKST TUESDAY THROUGH THOMPSON PASS AND KEYSTONE CANYON... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM AKST TUESDAY. * LOCATION...THOMPSON PASS AND KEYSTONE CANYON. * SNOW...AVAILABLE TRANSPORTABLE SNOW COUPLED WITH STRENGTHENING WINDS WILL PRODUCE BLIZZARD CONDITIONS WELL AHEAD OF THE MAIN PRECIPITATION SHIELD. STEADY SNOW WILL BEGIN EARLY THIS EVENING AND CONTINUE INTO TUESDAY. * VISIBILITY...REDUCED TO NEAR ZERO IN BLOWING SNOW. * WIND...NORTHEAST WINDS 35 TO 50 MPH. * TIMING...NORTHEAST WINDS HAVE INCREASED THIS MORNING RESULTING IN LOCAL BLIZZARD CONDITIONS. STEADY SNOW FROM THE LOW PRESSURE SYSTEM WILL BEGIN MONDAY EVENING KEEPING CONDITIONS POOR. WINDS WILL BEGIN TO WEAKEN EARLY TUESDAY MORNING... HELPING TO END THE BLIZZARD CONDITIONS. * IMPACTS...WHITE-OUT CONDITIONS FROM BLOWING SNOW. DIFFICULT TRAVEL DUE TO STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT CONDITIONS...MAKING TRAVEL VERY DIFFICULT. ALL TRAVEL AND OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED. && $$
858 WWAK41 PAFC 270108 WSWAER URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 408 PM AKST MON DEC 26 2011 ...WHITE-OUT CONDITIONS CONTINUING THROUGH THOMPSON PASS AND KEYSTONE CANYON... AN AREA OF LOW PRESSURE IS APPROACHING THE NORTHERN GULF OF ALASKA. A STRENGTHENING PRESSURE GRADIENT AHEAD OF THIS SYSTEM IS PRODUCING STRONG NORTH WINDS THROUGH NORTHEAST PRINCE WILLIAM SOUND AHEAD OF THE MAIN PRECIPITATION SHIELD. THROUGH THOMPSON PASS AND KEYSTONE CANYON...THERE IS ABUNDANT TRANSPORTABLE SNOW TO BE PICKED UP AND BLOWN AROUND...WITH BLOWING SNOW EXPECTED TO PRODUCE WHITE-OUT CONDITIONS THROUGH EARLY TUESDAY MORNING. STEADY SNOW WILL DEVELOP EARLY THIS EVENING TO REINFORCE THE POOR CONDITIONS. WINDS WILL BEGIN TO DIMINISH EARLY TUESDAY MORNING AND VISIBILITIES IMPROVE. AKZ131-271400- /X.CON.PAFC.BZ.W.0051.000000T0000Z-111227T1400Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 408 PM AKST MON DEC 26 2011 ...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM AKST TUESDAY THROUGH THOMPSON PASS AND KEYSTONE CANYON... A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM AKST TUESDAY. * LOCATION...THOMPSON PASS AND KEYSTONE CANYON. * SNOW...AVAILABLE TRANSPORTABLE SNOW COUPLED WITH STRONG NORTH WINDS ARE PRODUCING BLIZZARD CONDITIONS. STEADY SNOW WILL BEGIN EARLY THIS EVENING AND CONTINUE INTO TUESDAY MORNING. * VISIBILITY...REDUCED TO NEAR ZERO IN BLOWING SNOW. * WIND...NORTHEAST WINDS 30 TO 50 MPH. * TIMING...NORTHEAST WINDS HAVE INCREASED AHEAD OF THE APPROACHING LOW. THIS HAS RESULTED IN BLIZZARD CONDITIONS THROUGHOUT THE DAY. STEADY SNOW FROM THE LOW PRESSURE SYSTEM WILL DEVELOP THIS EVENING...KEEPING CONDITIONS POOR. WINDS WILL BEGIN TO WEAKEN EARLY TUESDAY MORNING... HELPING TO END THE BLIZZARD CONDITIONS. * IMPACTS...WHITE-OUT CONDITIONS FROM BLOWING SNOW. DIFFICULT TRAVEL DUE TO STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITE-OUT CONDITIONS...MAKING TRAVEL VERY DIFFICULT. ALL TRAVEL AND OUTDOOR ACTIVITY IS STRONGLY DISCOURAGED. && $$
314 WWAK41 PAFC 271400 WSWAER URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE ANCHORAGE AK 500 AM AKST TUE DEC 27 2011 AKZ131-271500- /X.EXP.PAFC.BZ.W.0051.000000T0000Z-111227T1400Z/ NORTHEAST PRINCE WILLIAM SOUND- INCLUDING THE CITIES OF...VALDEZ...THOMPSON PASS 500 AM AKST TUE DEC 27 2011 ...BLIZZARD WARNING HAS EXPIRED... THE BLIZZARD WARNING IS NO LONGER IN EFFECT. $$
The office that day
Everything else NWS Anchorage, AK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 25, 4:00 PM AKST | Gale Warning | AFC | 24 hr | |
| Dec 25, 4:00 PM AKST | Small Craft Advisory | AFC | 36 hr | |
| Dec 25, 4:00 PM AKST | Storm Warning | AFC | 36 hr | |
| Dec 25, 4:00 PM AKST | Storm Warning | AFC | 12 hr | |
| Dec 25, 4:00 PM AKST | Heavy Freezing Spray Warning | AFC | 12 hr | |
| Dec 26, 4:00 AM AKST | Gale Warning | AFC | 12 hr | |
| Dec 26, 4:00 AM AKST | Gale Warning | AFC | 36 hr | |
| Dec 26, 4:00 AM AKST | Small Craft Advisory | AFC | 36 hr | |
| Dec 26, 7:17 AM AKST | Small Craft Advisory | AFC | 5 days |
Nearby
Blizzard Warnings in Alaska, 2011Every blizzard 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.