Alert archive / California / Winter Storm Warnings in 2011
Winter Storm Warning 4, NWS Medford, OR
NWS Medford, OR issued this winter storm warning at Mar 17, 2011, 3:44 AM PDT for Siskiyou County, California. It took effect at Mar 17, 2011, 8:00 PM PDT. It was in force for 19 hr. 11 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
- Mar 17, 2011, 3:44 AM PDT (10:44 UTC)
- In effect from
- Mar 17, 2011, 8:00 PM PDT
- Expired
- Mar 18, 2011, 2:43 PM PDT
- In force
- 19 hr
- Issued by
- NWS Medford, OR
County Siskiyou County, CA
The radar
The Medford radar (KMAX), 56 km from the middle of the area, began a volume at 10:45 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 |
|---|---|---|---|
| Mar 17, 9:00 PM PDT | HEAVY SNOW 4 | 1 W Mount Shasta, CA | 3.5 HOUR TOTAL |
| Mar 17, 10:17 PM PDT | HEAVY SNOW 2 | Ese Mount Shasta, CA | STARTED AROUND 7 PM WITH 2.0 INCHES OF WET SNOW. NOW MIXED RAIN/SNOW ONE INCH OF SLUSH. HE THINKS THEY ARE RIGHT AT SNOW LEVEL AT ELEVATION 3700 FEET WITH A TEMPERATURE OF 32 DEGREES. |
| Mar 18, 12:00 AM PDT | SNOW 0 | 20 N Trinity Center, CA | HWY 3 IS CLOSED FROM 20 NORTH OF TRINITY CENTER TO THE SISKIYOU COUNTY LINE DUE TO SNOW. |
| Mar 18, 6:31 AM PDT | HEAVY SNOW 10 | 6 Nw Mount Shasta, CA | 12 HOUR AMOUNT ENDING AT 630 AM PDT. ELEVATION 3940 FEET. STILL SNOWING HARD...BUT SPOTTER ESTIMATES A LITTLE UNDER AN INCH PER HOUR. |
| Mar 18, 7:43 AM PDT | SNOW 6 | N Tennant, CA | 12 HOUR AMOUNT. |
| Mar 18, 8:57 AM PDT | SNOW 4.5 | Sse Mount Shasta, CA | 4.5 INCHES SINCE 6PM LAST NIGHT...14 HOUR TOTAL. |
| Mar 18, 9:02 AM PDT | HEAVY SNOW 18 | 4 Sw Weed, CA | 4PM THURSDAY TO 8AM FRIDAY. VERY WET SNOW. |
| Mar 18, 11:12 AM PDT | SNOW 5 | Ese Mount Shasta, CA | TOTAL ACCUMULATION ON THE GROUND. POWER OUTAGE HAS BEEN ONGOING FOR THE PAST 30 MINUTES. CURRENTLY SNOWING LIGHTLY. |
| Mar 18, 11:12 AM PDT | HEAVY SNOW 6 | 4 Sw Weed, CA | ADDITIONAL ACCUMULATION SINCE 8 AM THIS MORNING. LIQUID EQUIVALENT OF 0.61 INCHES. |
| Mar 18, 12:53 PM PDT | SNOW 6 | 2 Sw Mount Shasta, CA | TOTAL ACCUMULATION SINCE 8 AM. SNOW IS VERY WET AND HAS BEEN ACCUMULATING VERY SLOWLY DESPITE A HIGH AMOUNT OF PRECIPITATION FALLING. |
| Mar 18, 2:14 PM PDT | SNOW 7.5 | Sse Mount Shasta, CA | STORM TOTAL SNOWFALL. AN ADDITIONAL 3 INCHES FELL FROM 830 AM TO 1215 PM TODAY. ANY SNOW SINCE 1215 PM HAS NOT ACCUMULATED. CURRENTLY SNOWING VERY LIGHTLY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 00:00Z, 10.7 hours before the alert went out and 89 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
- 1455 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
675 WWUS46 KMFR 171044 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 344 AM PDT THU MAR 17 2011 ...A STRONG WINTER STORM COULD BRING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... .A STRONG COLD FRONT WILL APPROACH NORTHERN CALIFORNIA LATE THURSDAY INTO FRIDAY...GENERATING SNOWFALL PRIMARILY OVER SOUTHERN SISKIYOU COUNTY. SNOW LEVELS ARE EXPECTED TO BE NEAR 3500 FEET. CAZ083-171800- /O.UPG.KMFR.WS.A.0004.110318T0000Z-110319T0000Z/ /O.NEW.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- INCLUDING THE CITY OF...TENNANT 344 AM PDT THU MAR 17 2011 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED FROM LATE TONIGHT INTO FRIDAY. * ELEVATION: SNOW WILL BEGIN TO ACCUMULATE AROUND 4000 FEET THIS AFTERNOON. SNOW LEVEL WILL DROP TO 3500 FEET TONIGHT AND COULD TEMPORALLY LOWER TO 3000 FEET IN HEAVIER SNOW. * TIMING: SNOW WILL START LATE THIS AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH AT 15 TO 30 MPH LATE THIS AFTERNOON AND TONIGHT. * IMPACTS: US HIGHWAY 97 WILL BE IMPACTED BY HEAVY WET SNOW WHICH WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-082-171800- /O.UPG.KMFR.WS.A.0004.110318T0000Z-110319T0000Z/ /O.NEW.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ WESTERN SISKIYOU COUNTY-SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITY OF...MOUNT SHASTA 344 AM PDT THU MAR 17 2011 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY ABOVE 3500 FEET... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER STORM WARNING ABOVE 3500 FEET FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED THIS EVENING INTO FRIDAY. * ELEVATION: SNOW WILL BEGIN TO ACCUMULATE AROUND 4000 FEET THIS AFTERNOON. SNOW LEVEL WILL DROP TO 3500 FEET TONIGHT AND COULD TEMPORALLY LOWER TO 3000 FEET IN AREAS THAT GET HEAVIER SNOW. * TIMING: SNOW WILL START LATE THIS AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA CITY. * WINDS: WINDS WILL BE SOUTH AT 15 TO 30 MPH LATE THIS AFTERNOON THROUGH TONIGHT. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY COULD BECOME SNOW COVERED LATE TONIGHT INTO FRIDAY. STATE ROUTE 89 NEAR SNOWMANS SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ024-171800- /O.NEW.KMFR.WW.Y.0011.110317T1200Z-110317T1800Z/ EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- 344 AM PDT THU MAR 17 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING ABOVE 2000 FEET... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 2000 FEET FOR SNOW...WHICH IS IN EFFECT UNTIL 11 AM PDT THIS MORNING. * SNOW ACCUMULATIONS: 1 TO 3 INCHES OF SNOW WILL ACCUMULATE BY 11 AM PDT. * ELEVATION: ABOVE 2000 FEET. * TIMING: SNOW WILL DEVELOP AFTER 5 AM PDT THEN DECREASE AFTER 10 AM PDT. * WINDS: SOUTH 10 TO 20 MPH. * IMPACTS: VISIBILITIES WILL BE REDUCED AND TRAVEL WILL BE IMPEDED OVER TERRAIN AND ROADS ABOVE 2500 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ PETRUCELLI
8 follow-up statements
386 WWUS46 KMFR 171817 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 1117 AM PDT THU MAR 17 2011 ...A STRONG WINTER STORM WILL BRING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... ORZ024-171930- /O.EXP.KMFR.WW.Y.0011.000000T0000Z-110317T1800Z/ EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- 1117 AM PDT THU MAR 17 2011 ...WINTER WEATHER ADVISORY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. SNOW SHOWERS HAVE DIMINISHED AND TEMPERATURES HAVE WARMED ENOUGH TO CHANGE MOST PRECIPITATION TO RAIN SHOWERS. $$ CAZ083-180230- /O.CON.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- INCLUDING THE CITY OF...TENNANT 1117 AM PDT THU MAR 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED FROM LATE TONIGHT INTO FRIDAY. * ELEVATION: SNOW WILL BEGIN TO ACCUMULATE AROUND 4000 FEET THIS AFTERNOON. SNOW LEVEL WILL DROP TO 3500 FEET TONIGHT AND COULD TEMPORALLY LOWER TO 3000 FEET IN HEAVIER SNOW. * TIMING: SNOW WILL START LATE THIS AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH AT 15 TO 30 MPH LATE THIS AFTERNOON AND TONIGHT. * IMPACTS: US HIGHWAY 97 WILL BE IMPACTED BY HEAVY WET SNOW AND WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-082-180230- /O.CON.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ WESTERN SISKIYOU COUNTY-SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITY OF...MOUNT SHASTA 1117 AM PDT THU MAR 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED THIS EVENING INTO FRIDAY. * ELEVATION: SNOW WILL BEGIN TO ACCUMULATE AROUND 4000 FEET THIS AFTERNOON. SNOW LEVEL WILL DROP TO 3500 FEET TONIGHT AND COULD TEMPORALLY LOWER TO 3000 FEET IN AREAS THAT GET HEAVIER SNOW. * TIMING: SNOW WILL START LATE THIS AFTERNOON AND CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA CITY. * WINDS: WINDS WILL BE SOUTH AT 15 TO 30 MPH LATE THIS AFTERNOON THROUGH TONIGHT. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO FRIDAY. STATE ROUTE 89 NEAR SNOWMANS SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ SK
536 WWUS46 KMFR 172133 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 233 PM PDT THU MAR 17 2011 ...A STRONG WINTER STORM WILL BRING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... CAZ083-181045- /O.CON.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 233 PM PDT THU MAR 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED FROM LATE TONIGHT INTO FRIDAY. * TIMING: SNOW WILL CONTINUE THROUGH THIS EVENING AND INTENSIFY OVERNIGHT. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: AREAS SOUTH OF TENNANT. * WINDS: SOUTH WINDS AT 15 TO 30 MPH ARE EXPECTED OVERNIGHT AND INTO FRIDAY MORNING. WINDS WILL DIMINISH SOME FRIDAY AFTERNOON. * IMPACTS: US HIGHWAY 97 WILL BECOME SNOW COVERED OVERNIGHT BUT ROADS JUST TO THE SOUTH OF HIGHWAY 97 WILL BE IMPACTED BY THE HEAVIEST SNOW AND WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ082-181045- /O.CON.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...MCCLOUD 233 PM PDT THU MAR 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY ABOVE 2500 FEET... A WINTER STORM WARNING ABOVE 2500 FEET REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED THIS EVENING INTO FRIDAY. * ELEVATION: ABOVE 2500 FEET. * TIMING: SNOW WILL CONTINUE THIS EVENING AND INCREASE IN INTENSITY OVERNIGHT. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA CITY...MCCLOUD...DUNSMUIR. * WINDS: WINDS WILL BE SOUTH AT 10 TO 20 MPH OVERNIGHT AND 15 TO 25 MPH EARLY FRIDAY MORNING. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO FRIDAY. STATE ROUTE 89 NEAR SNOWMANS SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-181045- /O.CON.KMFR.WS.W.0004.110318T0300Z-110319T0000Z/ WESTERN SISKIYOU COUNTY- 233 PM PDT THU MAR 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM PDT FRIDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW IS EXPECTED THIS EVENING INTO FRIDAY. * ELEVATION: ABOVE 3500 FEET. * TIMING: SNOW WILL START THIS EVENING AND CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * WINDS: WINDS WILL BE SOUTH AT 15 TO 30 MPH LATE THIS AFTERNOON THROUGH TONIGHT AND INTO FRIDAY MORNING. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ SK
890 WWUS46 KMFR 181000 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 300 AM PDT FRI MAR 18 2011 ...A STRONG WINTER STORM IS BRINGING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... CAZ083-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 300 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW LATE TONIGHT THROUGH LATE FRIDAY AFTERNOON. * TIMING: SNOW WILL CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH WINDS 15 TO 30 MPH ARE EXPECTED INTO FRIDAY MORNING. WINDS WILL DIMINISH FRIDAY AFTERNOON. * IMPACTS: FEDERAL HIGHWAY 97 WILL BECOME SNOW COVERED OVERNIGHT BUT ROADS JUST TO THE SOUTH OF HIGHWAY 97 WILL BE IMPACTED BY THE HEAVIEST SNOW...WHICH WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ082-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...MCCLOUD 300 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 2500 FEET... A WINTER STORM WARNING ABOVE 2500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE FRIDAY AFTERNOON. * ELEVATION: ABOVE 2500 FEET. * TIMING: SNOW WILL CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA...MCCLOUD. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT AND 15 TO 25 MPH EARLY FRIDAY MORNING. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO FRIDAY. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ WESTERN SISKIYOU COUNTY- 300 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE FRIDAY AFTERNOON. * ELEVATION: ABOVE 3500 FEET. * TIMING: SNOW WILL CONTINUE THROUGH FRIDAY AFTERNOON. THE HEAVIEST SNOW IS EXPECTED FRIDAY MORNING. * WINDS: SOUTH WINDS 15 TO 30 MPH INTO FRIDAY MORNING. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ STOCKTON
646 WWUS46 KMFR 181526 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 826 AM PDT FRI MAR 18 2011 ...A STRONG WINTER STORM IS BRINGING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... CAZ083-182330- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 826 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH WINDS 15 TO 30 MPH ARE EXPECTED INTO THIS MORNING. WINDS WILL DIMINISH THIS AFTERNOON. * IMPACTS: FEDERAL HIGHWAY 97 WILL BECOME SNOW COVERED OVERNIGHT BUT ROADS JUST TO THE SOUTH OF HIGHWAY 97 WILL BE IMPACTED BY THE HEAVIEST SNOW...WHICH WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ082-182330- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...MCCLOUD 826 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 2500 FEET... A WINTER STORM WARNING ABOVE 2500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 2500 FEET. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA...MCCLOUD. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT AND 15 TO 25 MPH EARLY THIS MORNING. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO THIS. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-182330- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ WESTERN SISKIYOU COUNTY- 826 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 3500 FEET. HOWEVER SNOW LEVEL COULD OCCASIONAL FALL TO THE VALLEY FLOOR NEAR HAPPY CAMP. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * WINDS: SOUTH WINDS 15 TO 30 MPH INTO THIS MORNING. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ024-181800- /O.NEW.KMFR.WW.Y.0012.110318T1526Z-110318T1800Z/ EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- 826 AM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR SOUTHERN ILLINOIS VALLEY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR THE SOUTHERN ILLINOIS VALLEY. * SNOW ACCUMULATIONS: 1 TO 2 INCHES OF NEW SNOW CAN BE EXPECTED. * TIMING: SNOW WILL CONTINUE THROUGH MID MORNING...BEFORE TURNING TO RAIN BY NOON. * LOCATIONS INCLUDE: SOUTH END OF THE ILLINOIS VALLEY SUCH AS OBRIEN AND THE HILLS SURROUNDING CAVE JUNCTION. * IMPACTS: HIGHWAY 199 NEAR OBRIEN COULD BE IMPACTED THROUGH LATE THIS MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ ORZ028-182000- /O.NEW.KMFR.WW.Y.0012.110318T1526Z-110318T2000Z/ SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES- INCLUDING THE CITIES OF...HOWARD PRAIRIE...SISKIYOU SUMMIT 826 AM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 PM PDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 1 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: ADDITIONAL 4 TO 6 INCHES OF NEW SNOW CAN BE EXPECTED. * ELEVATION: SNOW LEVEL WILL BE DOWN TO 3000 FEET THIS MORNING. * TIMING: SNOW WILL CONTINUE THROUGH LATE THIS MORNING BEFORE TAPERING OFF TO SNOW SHOWERS THIS AFTERNOON. * LOCATIONS INCLUDE: HOWARD PRAIRIE...SISKIYOU SUMMIT. * WINDS: SOUTH WINDS 10 TO 20 MPH CAN BE EXPECTED ACROSS THE SISKIYOU SUMMIT AND THE EXPOSED AREA OF HIGHWAY 140. ABOVE 5000 FEET SOUTH WINDS WILL BE STRONGER AT 30 TO 45 MPH. * IMPACTS: INTERSTATE 5 AND HIGHWAY 140 WILL BE SNOW COVERED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ FB
178 WWUS46 KMFR 181817 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 1117 AM PDT FRI MAR 18 2011 ...A STRONG WINTER STORM IS BRINGING HEAVY SNOW TO SOUTHERN SISKIYOU COUNTY... ORZ024-181930- /O.EXP.KMFR.WW.Y.0012.000000T0000Z-110318T1800Z/ EASTERN CURRY COUNTY AND JOSEPHINE COUNTY- 1117 AM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY FOR THE SOUTHERN ILLINOIS VALLEY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. SNOW SHOWERS WILL CONTINUE IN THE OBRIEN AREA UNTIL EARLY AFTERNOON. LOCAL ACCUMULATION AROUND 1 INCH MAY OCCUR IN THE HILLS SURROUNDING THE TOWNS OF OBRIEN AND CAVE JUNCTION. $$ CAZ083-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 1117 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH WINDS 15 TO 30 MPH ARE EXPECTED INTO THIS MORNING.WINDS WILL DIMINISH THIS AFTERNOON. * IMPACTS: FEDERAL HIGHWAY 97 WILL BECOME SNOW COVERED OVERNIGHT BUT ROADS JUST TO THE SOUTH OF HIGHWAY 97 WILL BE IMPACTED BY THE HEAVIEST SNOW...WHICH WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ082-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...MCCLOUD 1117 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 2500 FEET... A WINTER STORM WARNING ABOVE 2500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 2500 FEET. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA...MCCLOUD. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT AND 15 TO 25 MPH EARLY THIS MORNING. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO THIS. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ WESTERN SISKIYOU COUNTY- 1117 AM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 3500 FEET. HOWEVER SNOW LEVEL COULD OCCASIONAL FALL TO THE VALLEY FLOOR NEAR HAPPY CAMP. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * WINDS: SOUTH WINDS 15 TO 30 MPH INTO THIS MORNING. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ORZ028-182000- /O.CON.KMFR.WW.Y.0012.000000T0000Z-110318T2000Z/ SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES- INCLUDING THE CITIES OF...HOWARD PRAIRIE...SISKIYOU SUMMIT 1117 AM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PDT THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: ADDITIONAL 2 TO 4 INCHES OF NEW SNOW CAN BE EXPECTED. * ELEVATION: SNOW LEVEL WILL BE DOWN TO 3000 FEET. * TIMING: SNOW WILL CONTINUE THROUGH LATE THIS MORNING BEFORE TAPERING OFF TO SNOW SHOWERS THIS AFTERNOON. * LOCATIONS INCLUDE: HOWARD PRAIRIE...SISKIYOU SUMMIT. * WINDS: SOUTH WINDS 10 TO 20 MPH CAN BE EXPECTED ACROSS THE SISKIYOU SUMMIT AND THE EXPOSED AREA OF HIGHWAY 140. ABOVE 5000 FEET SOUTH WINDS WILL BE STRONGER AT 30 TO 45 MPH. * IMPACTS: INTERSTATE 5 AND HIGHWAY 140 WILL BE SNOW COVERED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
239 WWUS46 KMFR 182022 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 122 PM PDT FRI MAR 18 2011 ORZ028-182130- /O.EXP.KMFR.WW.Y.0012.000000T0000Z-110318T2000Z/ SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES- INCLUDING THE CITIES OF...HOWARD PRAIRIE...SISKIYOU SUMMIT 122 PM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. SNOW SHOWERS WILL CONTINUE ACROSS THE MOUNTAIN PASSES THIS AFTERNOON BUT ADDITIONAL ACCUMULATIONS WILL ONLY BE A FEW INCHES. $$ CAZ083-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 122 PM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: TENNANT. * WINDS: SOUTH WINDS 15 TO 30 MPH ARE EXPECTED INTO THIS MORNING.WINDS WILL DIMINISH THIS AFTERNOON. * IMPACTS: FEDERAL HIGHWAY 97 WILL BECOME SNOW COVERED OVERNIGHT BUT ROADS JUST TO THE SOUTH OF HIGHWAY 97 WILL BE IMPACTED BY THE HEAVIEST SNOW...WHICH WHEN COMPACTED WILL CAUSE ICY CONDITIONS TO DEVELOP. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ082-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...MCCLOUD 122 PM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 2500 FEET... A WINTER STORM WARNING ABOVE 2500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 2500 FEET. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * LOCATIONS INCLUDE: MOUNT SHASTA...MCCLOUD. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT AND 15 TO 25 MPH EARLY THIS MORNING. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED LATE TONIGHT INTO THIS. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF HEAVY SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ080-190000- /O.CON.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ WESTERN SISKIYOU COUNTY- 122 PM PDT FRI MAR 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON ABOVE 3500 FEET... A WINTER STORM WARNING ABOVE 3500 FEET REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW THROUGH LATE THIS AFTERNOON. * ELEVATION: ABOVE 3500 FEET. HOWEVER SNOW LEVEL COULD OCCASIONAL FALL TO THE VALLEY FLOOR NEAR HAPPY CAMP. * TIMING: SNOW WILL CONTINUE THROUGH THIS AFTERNOON. THE HEAVIEST SNOW IS EXPECTED THIS MORNING. * WINDS: SOUTH WINDS 15 TO 30 MPH INTO THIS MORNING. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. HEAVY WET SNOW COULD BREAK TREE LIMBS AND CAUSE POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
667 WWUS46 KMFR 182137 WSWMFR URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 237 PM PDT FRI MAR 18 2011 ...ANOTHER ROUND OF WINTER STORM IS POSSIBLE SUNDAY... .SNOW IS TAPERING OFF THIS AFTERNOON BUT WILL CONTINUE INTERMITTENTLY OVERNIGHT THROUGH SATURDAY. ANOTHER STRONG LOW PRESSURE WILL BRING MORE WINTRY WEATHER TO NORTHERN CALIFORNIA SUNDAY. CAZ082-083-190545- /O.CAN.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ /O.NEW.KMFR.WW.Y.0013.110318T2137Z-110319T1500Z/ /O.NEW.KMFR.WS.A.0005.110320T0600Z-110321T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...DUNSMUIR...MCCLOUD... TENNANT 237 PM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM PDT SATURDAY... ...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON... ...WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 8 AM PDT SATURDAY. A WINTER STORM WATCH HAS ALSO BEEN ISSUED. THIS WINTER STORM WATCH IS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON. THE WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED FROM THIS EVENING THROUGH EARLY SATURDAY. ANOTHER ROUND OF WINTER STORM COULD BRING 6 TO 10 INCHES OF SNOW TO SOUTHERN SISKIYOU COUNTY SUNDAY. * ELEVATION: SNOW LEVELS WILL BE NEAR THE VALLEY FLOOR THIS EVENING...EVENTUALLY LOWER TO THE VALLEY FLOOR OVERNIGHT. * TIMING: STEADY SNOW SHOWERS WILL CONTINUE OVERNIGHT. SNOWFALL IS EXPECTED TO INTENSIFY AGAIN SATURDAY NIGHT THROUGH SUNDAY. * LOCATIONS INCLUDE: MOUNT SHASTA...DUNSMUIR...MCCLOUD... TENNANT. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED OVERNIGHT. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ CAZ080-190545- /O.CAN.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ /O.NEW.KMFR.WW.Y.0013.110318T2137Z-110319T1500Z/ /O.NEW.KMFR.WS.A.0005.110320T0600Z-110321T0000Z/ WESTERN SISKIYOU COUNTY- INCLUDING THE CITIES OF...ETNA...FORT JONES...GREENVIEW 237 PM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM PDT SATURDAY ABOVE 2000 FEET... ...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON... ...WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 2000 FEET FOR SNOW...WHICH IS IN EFFECT UNTIL 8 AM PDT SATURDAY. A WINTER STORM WATCH HAS ALSO BEEN ISSUED. THIS WINTER STORM WATCH IS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON. THE WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL 1 TO 3 INCHES OF SNOW IS EXPECTED OVERNIGHT. ANOTHER ROUND OF WINTER STORM COULD BRING 6 TO 10 INCHES OF SNOW TO WESTERN SISKIYOU COUNTY SUNDAY. * ELEVATION: SNOW LEVEL WILL BE AROUND 2000 FEET BUT LOCALLY MAY BE DOWN TO NEAR THE VALLEY FLOOR AROUND HAPPY CAMP. * TIMING: LIGHT SNOW WILL CONTINUE OVERNIGHT. * WINDS: SOUTH WINDS 10 TO 20 MPH CAN BE EXPECTED. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ FB
506 WWUS46 KMFR 182151 CCA WSWMFR URGENT - WINTER WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE MEDFORD OR 243 PM PDT FRI MAR 18 2011 ...ANOTHER WINTER STORM IS POSSIBLE SUNDAY... .SNOW IS TAPERING OFF THIS AFTERNOON BUT WILL CONTINUE INTERMITTENTLY OVERNIGHT THROUGH SATURDAY. ANOTHER STRONG STORM SYSTEM WILL BRING MORE WINTRY WEATHER TO NORTHERN CALIFORNIA SUNDAY. CAZ082-083-190600- /O.CAN.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ /O.COR.KMFR.WW.Y.0013.110318T2143Z-110319T1500Z/ /O.COR.KMFR.WS.A.0005.110320T0600Z-110321T0000Z/ SOUTH CENTRAL SISKIYOU COUNTY- NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- INCLUDING THE CITIES OF...MOUNT SHASTA...DUNSMUIR...MCCLOUD... TENNANT 243 PM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM PDT SATURDAY... ...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON... ...WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 8 AM PDT SATURDAY. A WINTER STORM WATCH HAS ALSO BEEN ISSUED. THIS WINTER STORM WATCH IS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON. THE WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED FROM THIS EVENING THROUGH EARLY SATURDAY. ANOTHER WINTER STORM COULD BRING 6 TO 10 INCHES OF SNOW TO SOUTHERN SISKIYOU COUNTY SUNDAY. * ELEVATION: SNOW LEVELS WILL BE NEAR THE VALLEY FLOOR THROUGH TONIGHT. * TIMING: SNOW SHOWERS WILL CONTINUE OVERNIGHT. SNOW IS EXPECTED TO INTENSIFY AGAIN SATURDAY NIGHT THROUGH SUNDAY. * LOCATIONS INCLUDE: MOUNT SHASTA...DUNSMUIR...MCCLOUD... TENNANT. * WINDS: WINDS WILL BE SOUTH 10 TO 20 MPH OVERNIGHT. * IMPACTS: INTERSTATE 5 NEAR BLACK BUTTE AND MOUNT SHASTA CITY WILL BECOME SNOW COVERED OVERNIGHT. STATE ROUTE 89 NEAR SNOWMAN SUMMIT WILL ALSO BE IMPACTED. THE COMBINATION OF SNOW AND VEHICLE TRAFFIC WILL CAUSE SNOW TO BECOME COMPACTED AND ICY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ CAZ080-190600- /O.CAN.KMFR.WS.W.0004.000000T0000Z-110319T0000Z/ /O.COR.KMFR.WW.Y.0013.110318T2143Z-110319T1500Z/ /O.COR.KMFR.WS.A.0005.110320T0600Z-110321T0000Z/ WESTERN SISKIYOU COUNTY- INCLUDING THE CITIES OF...ETNA...FORT JONES...GREENVIEW 243 PM PDT FRI MAR 18 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 AM PDT SATURDAY ABOVE 2000 FEET... ...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON... ...WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 2000 FEET FOR SNOW...WHICH IS IN EFFECT UNTIL 8 AM PDT SATURDAY. A WINTER STORM WATCH HAS ALSO BEEN ISSUED. THIS WINTER STORM WATCH IS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY AFTERNOON. THE WINTER STORM WARNING FOR THE REST OF THIS AFTERNOON HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: AN ADDITIONAL 1 TO 3 INCHES OF SNOW IS EXPECTED OVERNIGHT. ANOTHER WINTER STORM COULD BRING 6 TO 10 INCHES OF SNOW TO WESTERN SISKIYOU COUNTY SUNDAY. * ELEVATION: SNOW LEVEL WILL BE AROUND 2000 FEET BUT LOCALLY MAY BE DOWN TO NEAR THE VALLEY FLOOR AROUND HAPPY CAMP. * TIMING: LIGHT SNOW WILL CONTINUE OVERNIGHT. * WINDS: SOUTH WINDS 10 TO 20 MPH CAN BE EXPECTED. * IMPACTS: THE HIGHEST PORTIONS OF STATE ROUTE 3 NEAR THE SCOTT MOUNTAINS WILL BECOME SNOW COVERED OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ FB/MW
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 Medford, OR wrote its last area forecast discussion before this winter storm warning went out at Mar 16, 9:02 PM PDT, 6 hours 42 minutes earlier.
Area forecast discussion, Mar 16, 9:02 PM PDT, 6 hours 42 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD OR
902 PM PDT WED MAR 16 2011
.SHORT TERM...SHOWERS ARE BECOMING ISOLATED TO SCATTERED THIS
EVENING ACROSS THE AREA. THEN...SATELLITE IMAGERY SHOWS A SHORTWAVE
NEAR 40N 130W MOVING TOWARDS THE AREA. THE NAM AND GFS ARE BOTH
SHOWING THIS SHORTWAVE MOVING INTO THE SOUTHERN OREGON AND
NORTHERN CALIFORNIA COAST LATE TONIGHT INTO EARLY TOMORROW
MORNING. THIS WILL BRING ANOTHER ROUND OF SHOWERS TO THE COAST BY
EARLY MORNING WITH SCATTERED SHOWERS SPREADING INLAND DURING THE
MORNING AND AFTERNOON. SHOWERS ARE EXPECTED TO BE MAINLY LIGHT.
GREATEST ACTIVITY IS EXPECTED ALONG THE COAST IN THE MORNING
WHERE THE NAM IS FORECASTING UP TO A HALF INCH OF RAIN. SNOW
LEVELS THIS EVENING WILL BE NEAR 2500 FEET...LOWERING TO 1500 TO 2000
FEET OVERNIGHT THEN RISING TO 3000 FEET DURING THE DAY THURSDAY.
THE FORECAST IS ON TRACK WITH THE NEXT FRONTAL SYSTEM MOVING INTO
THE AREA THURSDAY NIGHT INTO FRIDAY. THIS SYSTEM WILL BRING THE
POTENTIAL FOR MODERATE TO HEAVY PRECIPITATION TO PORTIONS OF CURRY
COUNTY...WESTERN SISKIYOU COUNTY AND NEAR MOUNT SHASTA. ALSO GUSTY
SOUTH WINDS ARE POSSIBLE INTO THE SHASTA VALLEY...ROGUE VALLEY AND
FOR AREA EAST OF THE CASCADES.
&&
.AVIATION...SHOWERS ARE DIMINISHING THIS EVENING AS A DISTURBANCE
MOVES TO THE EAST. ISOLATED TO SCATTERED SHOWERS WILL CONTINUE
INTO THE EVENING BEFORE TAPERING OFF...THEN ANOTHER DISTURBANCE
WILL MOVE INTO THE COAST LATE TONIGHT INTO EARLY THURSDAY
MORNING BRINGING ANOTHER ROUND OF SHOWERS WITH SCATTERED SHOWERS
SPREADING INLAND DURING THE MORNING AND AFTERNOON HOURS.
CIGS/VIS MAY BE REDUCED TO MVFR BRIEFLY AT ANY OF THE TERMINALS
THIS EVENING AS SHOWERS MOVE THROUGH. A BRIEF BREAK IS EXPECTED IN
SHRASN TONIGHT BEFORE THE NEXT DISTURBANCES MOVES INTO THE COAST
BEGINNING AROUND 09Z TO 15Z BRINGING SHRASN...SPREADING INLAND INTO
WEST SIDE TERMINALS TOMORROW. BEGINNING AROUND 09Z TO 12Z EXPECT
WIDESPREAD MVFR CIGS TO DEVELOP IN SHOWERS ALONG THE COAST WITH
ISOLATED MVFR CIGS SPREADING INLAND OVER THE WEST SIDE IN SHOWERS
THURSDAY MORNING INTO THE EARLY AFTERNOON. AREAS OF MOUNTAIN
OBSCURATIONS ARE EXPECTED TONIGHT INTO TOMORROW. CONDITIONS WILL
IMPROVE TO MAINLY VFR BY LATE AFTERNOON AS SHOWERS DIMINISH.
&&
.HYDROLOGY...HEAVY SHOWERS LAST NIGHT AND THIS MORNING HAVE PUSHED RIVER
LEVELS SHARPLY HIGHER...ESPECIALLY THE COQUILLE. A FLOOD POTENTIAL OUTLOOK
HAS BEEN ISSUED FOR THE COQUILLE AT COQUILLE AND MAY BE UPGRADED
TO A FLOOD WATCH THIS EVENING. THE COQUILLE AT COQUILLE IS
CURRENTLY AT ACTION STAGE AND IS FORECAST TO RISE TONIGHT INTO
THURSDAY MORNING...WITH LEVELS STAYING JUST BELOW FLOOD STAGE. OTHER
RIVER LEVELS SHOULD BEGIN TO DROP LATER TODAY INTO TONIGHT BUT
WILL BE MONITORED CLOSELY FOR ANY POTENTIAL IMPACTS.
&&
.PREV DISCUSSION EDITED... /ISSUED 256 PM PDT WED MAR 16 2011/
SHORT TERM...LATE THURSDAY AND FRIDAY...GUSTY SOUTH WINDS ARE
EXPECTED ALONG THE COAST...SHASTA VALLEY...AND EAST OF THE
CASCADES. I DID NOT ISSUE A HIGH WIND WATCH FOR THE COAST BECAUSE
THE OFFSHORE COMPONENT TO THE WINDS IS SIGNIFICANT...LESSENING THE
WINDS AT THE COASTLINE AND KEEPING THE STRONGEST WINDS OVER THE
COASTAL WATERS. ALSO ...OTH-ACV GRADIENTS ARE NOT EXPECTED TO EVEN
APPROACH THE DESIRED -9MB THURSDAY NIGHT...WITH -6MB REFLECTED IN
THE NAM. WINDS IN THE SHASTA VALLEY AND EAST SIDE WILL LIKELY
REACH ADVISORY CRITERIA THURSDAY NIGHT...AND POSSIBLY EARLIER
THOUGH H7 FLOW DOES NOT QUITE MATCH UP WITH THE SHASTA VALLEY
UNTIL THURSDAY NIGHT. ROGUE VALLEY WINDS ARE A QUESTION MARK AND
WILL LET NIGHT SHIFT ANALYZE THE WIND TIMING FOR THE
ROGUE...SHASTA...AND EAST SIDE.
I HAVE ISSUED A WINTER STORM WATCH FOR THE HIGHER TERRAIN OF
SISKIYOU COUNTY...ABOVE 3500 FEET...FOR LATE THURSDAY THROUGH
FRIDAY. SOLID 50KT H7 SOUTH FLOW...GOOD MOISTURE AND VERTICAL
VELOCITIES IN THE DENDRITIC GROWTH ZONE...AND H8 TEMPERATURES OF
-1C TO -3C SHOULD SUPPORT SNOWFALL DOWN TO 3500 FEET. RIGHT
NOW...THE WATCH CALLS FOR 6 TO 12 INCHES AND WILL LIKELY BE
REFINED A BIT DURING THE NEXT COUPLE FORECAST SHIFTS. OF
NOTE...LATEST MODEL RUNS HOLD THE SIGNIFICANT PRECIPITATION UNTIL
THURSDAY NIGHT.
FOR THE REST OF THE FORECAST AREA...FRIDAY AND SATURDAY WILL REMAIN
COOL AND SHOWERY AS THE LARGE UPPER LOW OFFSHORE CONTINUES TO
INFLUENCE THE WEATHER.
LONG TERM...THERE IS LITTLE SIGN OF RELIEF FROM THIS COOL, WET, UNSETTLED
PATTERN IN THE EXTENDED (SUN-WED). THE MODELS REMAIN CONSISTENT
EARLY ON IN SHOWING LOTS OF ENERGY MOVING DOWN THE BACKSIDE OF OUR
CLOSE UPPER LOW OFFSHORE. THIS CAUSES THE LOW TO WOBBLE SOUTH OF US
INTO CNTRL CA DURING THE DAY SUN AND THEN THE SYSTEM MOVES INLAND
MON INTO TUE. THIS WILL LEAD TO SOME IMPROVEMENT IN THE CONDITIONS
OVER SW OR/NRN CA IN THAT THE CONSTANT STREAM OF PRECIP INTO OUR
AREA WILL BECOME MORE INTERMITTENT. HOWEVER, THE MODELS STILL ALL
SHOW SOME PRECIP WRAPPING NORTH OF THE LOW INTO OUR AREA FOR MUCH OF
THAT PERIOD. AT THE SAME TIME, THE NEXT LOW WILL BE FORMING ALONG
140W WHICH THE MODELS ARE NOT HANDLING WELL. THEY HAVE FLIP FLOPPED
FROM PREVIOUS RUNS AND NOW SHOW THE LOW MORE OFF SHORE AND FURTHER
SOUTH. AT LEAST THEY ARE ALL FLIP FLOPPING TOGETHER WHICH USUALLY
MEANS THEY ARE ON TO SOMETHING. THIS LOW LOOKS TO FOLLOW IN THE
FOOTSTEPS OF ITS PREDECESSOR AND MOVE IN OVER CNTRL CA. THIS COULD
ALLOW US SOME DRIER WEATHER MID NEXT WEEK, BUT WILL NOT GO TOO FAR
IN THAT DIRECTION GIVEN THE MODEL INCONSISTENCIES ATM. IN THE MEAN
TIME, WILL START TO BACK OFF ON POPS A LITTLE FOR SUN AS THE LOW
DROPS SOUTH, BUT WILL NOT REMOVE THEM ALTOGETHER. PERSISTENCE MAY BE
OUR BEST FRIEND UNTIL WE SEE A SOLID PATTERN SHIFT COMING. -WRIGHT
&&
.MFR WATCHES/WARNINGS/ADVISORIES...
OR...HIGH SURF ADVISORY UNTIL 3 AM PDT THURSDAY FOR ORZ021-022.
CA...WINTER STORM WATCH FROM THURSDAY AFTERNOON THROUGH FRIDAY
AFTERNOON ABOVE 3500 FEET FOR CAZ080-082-083.
PZ...GALE WARNING FROM 11 AM THURSDAY TO 5 AM PDT FRIDAY FOR
PZZ350-356-370-376.
HAZARDOUS SEAS WARNING UNTIL 11 PM PDT THIS EVENING FOR
PZZ350-356-370-376.
HAZARDOUS SEAS WARNING FROM 11 AM THURSDAY TO 5 AM PDT SATURDAY
FOR PZZ350-356-370-376.
CCHazardous weather outlook, Mar 16, 3:04 PM PDT, 12 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEDFORD OR 304 PM PDT WED MAR 16 2011 ORZ021-022-171000- SOUTH CENTRAL OREGON COAST-CURRY COUNTY COAST- 304 PM PDT WED MAR 16 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST OREGON. .DAY ONE...THIS AFTERNOON AND TONIGHT HIGH SURF ADVISORY REMAINS IN EFFECT. SEE COASTAL HAZARD MESSAGE FOR DEATAILS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT THURSDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. CAZ080-082-083-171000- WESTERN SISKIYOU COUNTY-SOUTH CENTRAL SISKIYOU COUNTY- NORTH CENTRAL AND SOUTHEAST SISKIYOU COUNTY- 304 PM PDT WED MAR 16 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN CALIFORNIA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WINTER STORM WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY AFTERNOON ABOVE 3500 FEET. SEE WINTER WEATHER MESSAGE FOR DEATAILS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. GLASER
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 3:56 AM PDT | Wind Advisory | MFR | Modoc, Siskiyou | 33 hr |
| Mar 17, 2:46 PM PDT | High Wind Warning | MFR | Siskiyou | 15 hr |
Nearby
Winter Storm Warnings in California, 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.