Alert archive / Oregon / Frost Advisories in 2011
Frost Advisory 39, NWS Medford, OR
NWS Medford, OR issued this frost advisory at Dec 6, 2011, 1:05 AM PST for Coos County, Curry County, Douglas County, Oregon. It took effect at Dec 6, 2011, 11:00 PM PST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Dec 6, 2011, 1:05 AM PST (09:05 UTC)
- In effect from
- Dec 6, 2011, 11:00 PM PST
- Expired
- Dec 7, 2011, 9:00 AM PST
- In force
- 10 hr
- Issued by
- NWS Medford, OR
Counties Coos County, OR, Curry County, OR, Douglas County, OR
The radar
The Medford radar (KMAX), 135 km from the middle of the area, began a volume at 09:11 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
Medford/Jackson, OR (KMFR), launched 00:00Z, 9.1 hours before the alert went out and 108 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
- 2435 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -45 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
702 WWUS76 KMFR 060905 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 105 AM PST TUE DEC 6 2011 CAZ084-ORZ028-061015- /O.CAN.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ NORTHEAST SISKIYOU AND NORTHWEST MODOC COUNTIES- SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES- 105 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE AIR STAGNATION ADVISORY. $$ ORZ022-061600- /O.CAN.KMFR.FZ.A.0023.111207T0800Z-111207T1600Z/ /O.CON.KMFR.FR.Y.0038.000000T0000Z-111206T1600Z/ CURRY COUNTY COAST- INCLUDING THE CITIES OF...HARBOR...GOLD BEACH 105 AM PST TUE DEC 6 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING... ...FREEZE WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE FREEZE WATCH. A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING. * TEMPERATURE: TEMPERATURES IN THE FROST ADVISORY AREA ARE EXPECTED TO FALL TO BETWEEN 33 AND 36 DEGREES TONIGHT. * LOCATIONS IN THE FROST ADVISORY NOW IN EFFECT INCLUDE...BROOKINGS AND GOLD BEACH. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. WATER PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ021-061715- /O.UPG.KMFR.FZ.A.0023.111207T0800Z-111207T1600Z/ /O.NEW.KMFR.FR.Y.0039.111207T0800Z-111207T1600Z/ /O.CON.KMFR.FZ.W.0029.000000T0000Z-111206T1600Z/ /O.CON.KMFR.FR.Y.0038.000000T0000Z-111206T1600Z/ SOUTH CENTRAL OREGON COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE 105 AM PST TUE DEC 6 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING... ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING... ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING. A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST THIS MORNING. * TEMPERATURES: LOW TEMPERATURES IN THE FREEZE WARNING AREA WILL BE 27 TO 32 DEGREES...AND 33 TO 36 IN THE FROST ADVISORY AREA. * LOCATIONS IN THE FREEZE WARNING INCLUDE: COOS BAY...NORTH BEND...COQUILLE...BANDON...AND MYRTLE POINT. * LOCATIONS IN THE FROST ADVISORY NOW IN EFFECT INCLUDE... REEDSPORT...LAKESIDE AND PORT ORFORD. * LOCATIONS IN THE FROST ADVISORY FOR WEDNESDAY MORNING INCLUDE... COQUILLE...MYRTLE POINT...POWERS. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. WATER PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ023>026-061715- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 105 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST THROUGH THE MIDDLE OF THE WEEK. WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-061715- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 105 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEY AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ STOCKTON
5 follow-up statements
553 WWUS76 KMFR 061556 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 756 AM PST TUE DEC 6 2011 ORZ022-061700- /O.EXP.KMFR.FR.Y.0038.000000T0000Z-111206T1600Z/ CURRY COUNTY COAST- INCLUDING THE CITIES OF...HARBOR...GOLD BEACH 756 AM PST TUE DEC 6 2011 ...FROST ADVISORY WILL EXPIRE AT 8 AM PST THIS MORNING... THE FROST ADVISORY WILL EXPIRE AT 8 AM PST THIS MORNING. * TEMPERATURE...TEMPERATURES HAVE RISEN TO ABOVE 36 AT MOST LOCATIONS. * LOCATIONS INCLUDE: HARBOR...GOLD BEACH. * IMPACTS...THEREFORE THE FROST ADVISORY HAS BEEN CANCELLED. $$ ORZ021-062300- /O.EXT.KMFR.FZ.W.0029.000000T0000Z-111206T1700Z/ /O.EXT.KMFR.FR.Y.0038.000000T0000Z-111206T1700Z/ /O.CON.KMFR.FR.Y.0039.111207T0800Z-111207T1600Z/ SOUTH CENTRAL OREGON COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE 756 AM PST TUE DEC 6 2011 ...FREEZE WARNING NOW IN EFFECT UNTIL 9 AM PST THIS MORNING... ...FROST ADVISORY NOW IN EFFECT UNTIL 9 AM PST THIS MORNING... ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY... THE FREEZE WARNING IS NOW IN EFFECT UNTIL 9 AM PST THIS MORNING. THE FROST ADVISORY IS NOW IN EFFECT UNTIL 9 AM PST THIS MORNING. A FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY. * TEMPERATURES: LOW TEMPERATURES IN THE FREEZE WARNING AREA WILL BE 27 TO 32 DEGREES...AND 33 TO 36 IN THE FROST ADVISORY AREA. * LOCATIONS IN THE FREEZE WARNING INCLUDE: COOS BAY...NORTH BEND...COQUILLE...BANDON...AND MYRTLE POINT. * LOCATIONS IN THE FROST ADVISORY NOW IN EFFECT INCLUDE... REEDSPORT...LAKESIDE AND PORT ORFORD. * LOCATIONS IN THE FROST ADVISORY FOR WEDNESDAY MORNING INCLUDE...COQUILLE...MYRTLE POINT...POWERS. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. WATER PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ023>026-062300- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 756 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST THROUGH THE MIDDLE OF THE WEEK. WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-062300- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 756 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEY AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ BTL
564 WWUS76 KMFR 061659 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 859 AM PST TUE DEC 6 2011 ORZ021-070100- /O.EXP.KMFR.FZ.W.0029.000000T0000Z-111206T1700Z/ /O.EXP.KMFR.FR.Y.0038.000000T0000Z-111206T1700Z/ /O.CON.KMFR.FR.Y.0039.111207T0800Z-111207T1600Z/ SOUTH CENTRAL OREGON COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE 859 AM PST TUE DEC 6 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY... ...FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING... ...FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... THE FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING. THE FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING. A FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY. * TEMPERATURES: LOW TEMPERATURES WILL BE 33 TO 36 IN THE FROST ADVISORY AREA TONIGHT. * LOCATIONS: IN THE FROST ADVISORY IN EFFECT WEDNESDY MORNING INCLUDE...COQUILLE...MYRTLE POINT...POWERS...BANDON...NORTH BEND...AND COOS BAY. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ022-070100- /O.EXA.KMFR.FR.Y.0039.111207T0800Z-111207T1600Z/ CURRY COUNTY COAST- 859 AM PST TUE DEC 6 2011 ...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM PST WEDNESDAY. * TEMPERATURES: LOW TEMPRATURES 33 TO 36 IN THE FROST ADVISORY AREA. * LOCATIONS IN THE FROST ADVISORY FOR TONIGHT ARE INLAND FROM THE COAST. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ023>026-070100- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 859 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST THROUGH THE MIDDLE OF THE WEEK. WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-070100- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 859 AM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEY AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ BTL
746 WWUS76 KMFR 062203 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 203 PM PST TUE DEC 6 2011 ORZ021-022-071400- /O.NEW.KMFR.FZ.W.0030.111207T0700Z-111207T1700Z/ /O.EXT.KMFR.FR.Y.0039.111207T0700Z-111207T1700Z/ SOUTH CENTRAL OREGON COAST-CURRY COUNTY COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE...HARBOR...GOLD BEACH 203 PM PST TUE DEC 6 2011 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST WEDNESDAY... ...FROST ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST WEDNESDAY. THE FROST ADVISORY IS NOW IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST WEDNESDAY. * TEMPERATURES: LOW TEMPERATURES WILL BE 25 TO 31 IN THE FREEZE WARNING AREA...AND 32 TO 36 IN THE FROST ADVISORY AREA LATE TONIGHT THROUGH WEDNESDAY MORNING. * LOCATIONS: LOCATIONS IN THE FREEZE WARNING INCLUDE NORTH BEND... BANDON...MYRTLE POINT...AND COQUILLE IN COOS COUNTY. AREAS SOUTH AND EAST OF HARBOR IN CURRY COUNTY. * LOCATION: LOCATIONS IN THE FROST ADVISORY AREA INCLUDE HARBOR...GOLD BEACH...PORT ORFORD...LAKESIDE...AND REEDSPORT. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. ADDITIONALLY EXPOSED UNINSULATED PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ023>026-071400- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 203 PM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO AT LEAST THURSDAY MORNING. UNTIL THEN WINDS WILL BE CALM TO LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-071400- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 203 PM PST TUE DEC 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEY AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. A COLD FRONT ON THURSDAY IS EXPECTED TO BRIEFLY IMPROVE ATMOSPHERIC MIXING. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ BTL
642 WWUS76 KMFR 071003 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 203 AM PST WED DEC 7 2011 ORZ021-080015- /O.NEW.KMFR.FZ.A.0024.111208T0700Z-111208T1700Z/ /O.CON.KMFR.FZ.W.0030.000000T0000Z-111207T1700Z/ /O.CON.KMFR.FR.Y.0039.000000T0000Z-111207T1700Z/ SOUTH CENTRAL OREGON COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE 203 AM PST WED DEC 7 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... ...FREEZE WATCH IN EFFECT FROM THIS EVENING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH THURSDAY MORNING. A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING. A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING. * TEMPERATURES: LOW TEMPERATURES WILL BE 25 TO 31 IN THE FREEZE WARNING AREA...AND 32 TO 36 IN THE FROST ADVISORY AREA LATE TONIGHT THROUGH WEDNESDAY MORNING. IT WILL BE SLIGHTLY WARMER THURSDAY MORNING...BUT SUB-FREEZING TEMPERATURES MAY STILL OCCUR IN THE ZONE. * LOCATIONS: LOCATIONS IN THE FREEZE WARNING INCLUDE NORTH BEND...BANDON...MYRTLE POINT...AND COQUILLE IN COOS COUNTY. * LOCATION: LOCATIONS IN THE FROST ADVISORY AREA INCLUDE PORT ORFORD...LAKESIDE...AND REEDSPORT. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. ADDITIONALLY EXPOSED UNINSULATED PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ ORZ022-071700- /O.CON.KMFR.FZ.W.0030.000000T0000Z-111207T1700Z/ /O.CON.KMFR.FR.Y.0039.000000T0000Z-111207T1700Z/ CURRY COUNTY COAST- INCLUDING THE CITIES OF...HARBOR...GOLD BEACH 203 AM PST WED DEC 7 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... ...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING. A FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING. * TEMPERATURES: LOW TEMPERATURES WILL BE 25 TO 31 IN THE FREEZE WARNING AREA...AND 32 TO 36 IN THE FROST ADVISORY AREA LATE TONIGHT THROUGH WEDNESDAY MORNING. * LOCATIONS: LOCATIONS IN THE FREEZE WARNING INCLUDE AREAS SOUTH AND EAST OF HARBOR IN CURRY COUNTY. * LOCATION: LOCATIONS IN THE FROST ADVISORY AREA INCLUDE HARBOR...GOLD BEACH. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. ADDITIONALLY EXPOSED UNINSULATED PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ ORZ023>026-080015- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 203 AM PST WED DEC 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO AT LEAST THURSDAY MORNING. UNTIL THEN WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-080015- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 203 AM PST WED DEC 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. A COLD FRONT ON THURSDAY IS EXPECTED TO BRIEFLY IMPROVE ATMOSPHERIC MIXING. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ STOCKTON
089 WWUS76 KMFR 071659 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 859 AM PST WED DEC 7 2011 ORZ021-080100- /O.EXP.KMFR.FZ.W.0030.000000T0000Z-111207T1700Z/ /O.EXP.KMFR.FR.Y.0039.000000T0000Z-111207T1700Z/ /O.NEW.KMFR.FR.Y.0040.111208T0700Z-111208T1700Z/ /O.CON.KMFR.FZ.A.0024.111208T0700Z-111208T1700Z/ SOUTH CENTRAL OREGON COAST- INCLUDING THE CITIES OF...COOS BAY...NORTH BEND...REEDSPORT... COQUILLE 859 AM PST WED DEC 7 2011 ...FROST ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST THURSDAY... ...FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY MORNING... ...FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING... ...FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM PST THURSDAY. THE FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING. THE FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING. A FREEZE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY MORNING. * TEMPERATURES: LOW TEMPERATURES WILL BE 28 TO 31 IN THE FREEZE WARNING AREA...AND 32 TO 36 IN THE FROST ADVISORY AREA LATE TONIGHT THROUGH THURSDAY MORNING. ALTOGETHER...IT WILL BE SLIGHTLY WARMER THURSDAY MORNING THAN IT WAS THE LAST TWO MORNINGS. * LOCATIONS: LOCATIONS IN THE FREEZE WARNING INCLUDE MYRTLE POINT AND COQUILLE IN COOS COUNTY. * LOCATION: LOCATIONS IN THE FROST ADVISORY AREA INCLUDE PORT ORFORD...LAKESIDE...BANDON...AND REEDSPORT. * IMPACTS...SENSITIVE VEGETATION COULD BE DAMAGED OR KILLED IF NOT PROTECTED. ADDITIONALLY EXPOSED UNINSULATED PIPES COULD FREEZE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ ORZ022-071800- /O.EXP.KMFR.FZ.W.0030.000000T0000Z-111207T1700Z/ /O.EXP.KMFR.FR.Y.0039.000000T0000Z-111207T1700Z/ CURRY COUNTY COAST- INCLUDING THE CITIES OF...HARBOR...GOLD BEACH 859 AM PST WED DEC 7 2011 ...FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING... ...FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... THE FREEZE WARNING WILL EXPIRE AT 9 AM PST THIS MORNING. THE FROST ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING. $$ ORZ023>026-080100- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ CENTRAL DOUGLAS COUNTY-EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- EASTERN DOUGLAS COUNTY FOOTHILLS-JACKSON COUNTY- INCLUDING THE CITIES OF...ROSEBURG...SUTHERLIN...GREEN... GRANTS PASS...MEDFORD...ASHLAND 859 AM PST WED DEC 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO AT LEAST THURSDAY MORNING. UNTIL THEN WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ROSEBURG...SUTHERLIN...GREEN...GRANTS PASS CAVE JUNCTION...MEDFORD...ASHLAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ ORZ029>031-080100- /O.CON.KMFR.AS.Y.0004.000000T0000Z-111208T1800Z/ KLAMATH BASIN- NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY- CENTRAL AND EASTERN LAKE COUNTY- INCLUDING THE CITIES OF...ALTAMONT...KLAMATH FALLS...BEATTY... BLY...SPRAGUE RIVER...LAKEVIEW 859 AM PST WED DEC 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY. * SYNOPSIS...STRONG HIGH PRESSURE OVER THE REGION WILL PERSIST INTO EARLY THURSDAY MORNING. WINDS WILL BE LIGHT IN THE VALLEYS AND THE AIR WILL BE STAGNANT WITH LITTLE VENTILATION. A COLD FRONT ON THURSDAY IS EXPECTED TO BRIEFLY IMPROVE ATMOSPHERIC MIXING. * IMPACTS...AIR QUALITY WILL CONTINUE TO DETERIORATE DUE TO INCREASING PARTICULATE MATTER. * LOCATIONS INCLUDE: ALTAMONT...KLAMATH FALLS...BEATTY...BLY... SPRAGUE RIVER...LAKEVIEW. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. && $$ BTL
What forecasters said that day
The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Medford, OR wrote its last area forecast discussion before this frost advisory went out at Dec 6, 1:00 AM PST, 5 minutes earlier.
Area forecast discussion, Dec 6, 1:00 AM PST, 5 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD OR
100 AM PST TUE DEC 6 2011
.DISCUSSION...06/00Z NAM/GFS IN.
THE OMEGA BLOCK THAT BROUGHT THE STAGNANT AIR TO THE AREA IS
FINALLY WEAKENING...BUT IT REMAINS IN PLACE AT THIS TIME.
THE FOG CLEARED OUT EARLIER MONDAY THAN IT DID THE PREVIOUS
SEVERAL DAYS. THIS WAS DUE TO A TRANSITORY UPPER LEVEL DISTURBANCE
THAT MIXED OUT THE INVERSION. MOSTLY CLEAR SKIES PREVAIL OVER THE
MEDFORD CWA AT THIS TIME...BUT AREAS OF LOW CLOUDS AND FOG ARE
EXPECTED TO RETURN TO THE WEST SIDE VALLEYS LATER THIS MORNING AS
THE INVERSION REESTABLISHES ITSELF.
THE WEATHER TUESDAY AND WEDNESDAY WILL BE MUCH LIKE THE WEATHER
THIS PAST WEEKEND...MOSTLY CLEAR OVER THE RIDGES AND EAST SIDE
WITH AREAS OF LOW CLOUDS AND FOG IN THE VALLEYS WHICH WILL BRIEFLY
AND PARTIALLY CLEAR IN THE AFTERNOONS.
ANOTHER DISTURBANCE WILL MOVE THROUGH LATE WEDNESDAY NIGHT AND
THURSDAY MORNING. THIS ONE LOOKS A BIT STRONGER THAN THE MONDAY SYSTEM.
THE TRAJECTORY IS OVER LAND...SO IT WILL STILL BE DRY BUT IT WILL
STIR THE AIR MASS UP A BIT.
THE PATTERN WILL FINALLY BECOME PROGRESSIVE AGAIN FRIDAY AND THE
OFFSHORE HIGH THAT HAS BEEN OUT THERE FOR THE PAST WEEK WILL
MOVE ONSHORE. IT WILL REMAIN DRY.
LONG TERM DISCUSSION FROM THE MONDAY AFTERNOON AFD...THE EC AND
GFS SHOW DRY WEATHER LASTING INTO AT LEAST THE FIRST HALF OF THE
WEEKEND. THE GFS SHOWS A WEAK TROUGH MOVING FROM THE NORTH AND
SPLITTING OFF INTO A WEAK UPPER LOW OFF THE OREGON COAST FRIDAY
WHILE THE EC SHOWS THE TROUGH MOVING SOUTHEAST INTO THE FOUR
CORNERS.
THE MODELS DIFFER FROM SATURDAY INTO EARLY NEXT WEEK. THE EC SHOWS
AN UPPER TROUGH MOVING THROUGH WASHINGTON WITH A SURFACE COLD FRONT
MOVING INTO THE AREA IN THE AFTERNOON. TAKING THIS AT FACE
VALUE...THIS COULD BE THE DAY THAT COULD BRING AN END TO THE AIR
STAGNATION. THE EC SHOWS ANOTHER UPPER TROUGH MOVING IN FROM THE
NORTH SUNDAY BRINGING A MODIFIED ARCTIC AIR MASS OVERHEAD. IT ALSO
SHOWS SOME QPF...BUT SUSPECT THIS COULD BE OVERDONE GIVEN THE TROUGH
WILL BE TRACKING INLAND AND THUS NO OPPORTUNITY TO TAP INTO ANY
PACIFIC MOISTURE. THE EC HAS THE UPPER TROUGH CONTINUING TO DIG
SOUTHWEST INTO SOUTHERN CAL WHERE IT WILL EVOLVE INTO AN UPPER LOW.
THE GFS PAINTS A DIFFERENT PICTURE. IT KEEPS MORE OF A RIDGE WITH A
WEAK UPPER LOW REMAINING OFF THE OREGON COAST AND NO COLD FRONT
PASSAGE SATURDAY AND SUNDAY. THEN A WEAK UPPER TROUGH MOVES INTO
EASTERN OREGON MONDAY AND STALLS THROUGH TUESDAY DUE TO A REX BLOCK
SETTING UP IN SOUTHERN B.C. HOWEVER THE 6Z RUN SHOWS A SOLUTION THAT
SOMEWHAT RESEMBLES THE 12Z EC.
WITH THAT SAID HAVE LEANED TOWARDS THE EC SOLUTION DUE TO BETTER RUN
TO RUN CONSISTENCY. HAVE KEPT A SLIGHT CHANCE POPS IN FOR SUNDAY
OVER THE NORTHERN CASCADES DUE TO THE INCOMING SHORTWAVE...OTHERWISE
WERE LOOKING DRY.
&&
.AVIATION...VFR CONDITIONS ARE EXPECTED TO PERSIST THROUGH
WEDNESDAY...EXCEPT FOR AREAS OF EVENING THROUGH MORNING IFR
CIGS/VSBYS IN LOW CLOUDS AND FOG IN THE WEST SIDE VALLEYS.
&&
.MFR WATCHES/WARNINGS/ADVISORIES...
OR...FROST ADVISORY UNTIL 8 AM PST TUESDAY FOR ORZ021-022.
FREEZE WARNING UNTIL 8 AM PST TUESDAY FOR ORZ021.
FREEZE WATCH FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY MORNING
FOR ORZ021.
AIR STAGNATION ADVISORY UNTIL 10 AM PST THURSDAY FOR
ORZ023-024-026.
AIR STAGNATION ADVISORY UNTIL 10 AM PST THURSDAY FOR ORZ029>031.
CA...NONE.
PZ...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS UNTIL 10 PM PST THIS
EVENING FOR PZZ376.
15/15/06Hazardous weather outlook, Dec 5, 4:28 PM PST, 8 hours 37 minutes before
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
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 6, 2:03 PM PST | Freeze Warning | MFR | Coos, Curry, Douglas | 19 hr |
| Dec 6, 2:37 PM PST | Small Craft Advisory for Winds | MFR | 55 hr | |
| Dec 6, 2:37 PM PST | Small Craft Advisory for Hazardous Seas | MFR | 55 hr |
Nearby
Frost Advisories in Oregon, 2011Every frost advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.