Alert archive / California / High Wind Warnings in 2019

High Wind Warning 8, NWS San Diego, CA

October 29, 20194 counties in California

NWS San Diego, CA issued this high wind warning at Oct 29, 2019, 9:05 AM PDT for 4 counties in California. It took effect at Oct 29, 2019, 11:00 PM PDT. It was in force for 37 hr. 30 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
Oct 29, 2019, 9:05 AM PDT (16:05 UTC)
In effect from
Oct 29, 2019, 11:00 PM PDT
Expired
Oct 31, 2019, 12:00 PM PDT
In force
37 hr
Issued by
NWS San Diego, CA

Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA

The radar

The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 16:09 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

TimeReportWhereRemark
Oct 30, 7:30 AM PDTNON-TSTM WND GST 585 Sw Beaumont, CAMESONET STATION SE149 BADLANDS (SCE).
Oct 30, 7:50 AM PDTNON-TSTM WND GST 565 Sse Pine Valley, CAMESONET STATION BMSSD BUCKMAN SPRINGS (SDGE).
Oct 30, 7:50 AM PDTNON-TSTM WND GST 604 E Alpine, CAMESONET STATION EWRSD EAST WILLOWS ROAD (SDGE).
Oct 30, 8:50 AM PDTNON-TSTM WND GST 627 E Valley Center, CAMESONET STATION HHCSD HELLHOLE CANYON (SDGE).
Oct 30, 8:50 AM PDTNON-TSTM WND GST 689 Ssw Julian, CAMESONET STATION SILSD SILL HILL (SDGE).
Oct 30, 8:50 AM PDTNON-TSTM WND GST 693 Sw Crestline, CAMESONET STATION SE125 DEVIL CANYON (SCE).
Oct 30, 8:52 AM PDTNON-TSTM WND GST 635 E Alpine, CAMESONET STATION ANEC1 ALPINE RAWS.
Oct 30, 9:00 AM PDTNON-TSTM WND DMG3 Ssw Devore, CABIG RIG BLOWN OVER BY WIND, BLOCKING SEVERAL LANES ON I-15.
Oct 30, 9:05 AM PDTNON-TSTM WND DMG4 Ssw Devore, CASEVERAL TRUCKS/TRAILERS REPORTED OVERTURNED IN BOTH SOUTH AND NORTHBOUND DIRECTIONS. AT LEAST ONE INJURY REPORTED.
Oct 30, 9:16 AM PDTNON-TSTM WND GST 724 Sse Beaumont, CAMESONET STATION HSGC1 HIGHLAND SPRINGS.
Oct 30, 9:16 AM PDTNON-TSTM WND GST 724 Sse Beaumont, CARAWS MESONET STATION HSGC1 HIGHLAND SPRINGS.
Oct 30, 9:51 AM PDTNON-TSTM WND GST 738 Ene Orange, CAMESONET STATION FRCC1 FREMONT CANYON RAWS.
Oct 30, 9:52 AM PDTNON-TSTM WND GST 645 E Alpine, CAMESONET STATION ANEC1 ALPINE RAWS.
Oct 30, 10:00 AM PDTWILDFIRE6 Wnw Riverside, CAHILL WILDFIRE ERUPTED NEAR 10 AM NEAR HIGHWAY 60 - 50 ACRES AS OF 1115 AM.
Oct 30, 10:00 AM PDTWILDFIRE6 Wnw Riverside, CAHILL WILDIFRE ERUPTED NEAR 10 AM NEAR HIGHWAY 60 - 50 ACRES AS OF 1115 AM.
Oct 30, 10:10 AM PDTNON-TSTM WND GST 558 Ne Campo, CAMESONET STATION CWDSD CRESTWOOD (SDGE).
Oct 30, 10:10 AM PDTNON-TSTM WND GST 563 Sse Devore, CAMESONET STATION DVOC1 DEVORE.
Oct 30, 11:00 AM PDTWILDFIRE1 W Riverside, CADEXTER FIRE IN DOWNTOWN RIVERSIDE CITY. CAUSED ROAD CLOSURES AND 4 STREETS EVACUATED. THE FIRE WAS NEAR THE SANTA ANA RIVER BOTTOM. EMBERS CAUSED MAJOR CONCERNS. INDIAN HILL ROAD AND LADERA LANE.
Oct 30, 11:23 AM PDTNON-TSTM WND DMG3 Sw Rainbow, CATRUCK IS SIDEWAYS ON I-15 SOUTHBOUND/MISSION RD.
Oct 30, 11:33 AM PDTWILDFIRE6 Ssw Fontana, CAHILL WILDFIRE SHUT DOWN HIGHWAY 60 BOTH DIRECTIONS BY CALFIRE AND CHP.
Oct 30, 11:50 AM PDTNON-TSTM WND GST 675 Sw Devore, CAMESONET STATION SE157 LYTLE CREEK RD (SCE).
Oct 30, 12:20 PM PDTNON-TSTM WND DMG4 E Valley Center, CATREE BLOCKING ROADWAY. WINDS GUSTS IN THE AREA AROUND 25 MPH.
Oct 30, 12:30 PM PDTNON-TSTM WND DMG1 Nw Devore, CAPOWER LINE IS DOWN AND BLOCKING THE ROAD. WIND GUSTS AROUND 40 MPH AT TIME OF REPORT.
Oct 30, 12:45 PM PDTWILDFIRE1 Ne Brea, CABASED ON SATELLITE WILDFIRE STARTED IN BREA CANYON ALONG HIGHWAY 57 AND IS BURNING SOUTHWEST WITH WIND INTO BREA.
Oct 30, 1:08 PM PDTNON-TSTM WND DMG5 Nnw Fontana, CAANOTHER BIG RIG OVERTURNED, BLOCKING 3 LANES OF SOUTHBOUND I-15 NEAR DUNCAN CANYON ROAD.
Oct 30, 3:45 PM PDTWILDFIRE2 S La Habra, CAFULLERTON ON GILBERT STREET AND CASTLEWOOD DRIVE 11 ACRE FIRE. POSSIBLE CAUSE WAS FLARE GUN REPORTED BY FULLERTON POLICE. SOME EVACUATIONS BUT RETURNED TO HOMES BY 10 PM.
Oct 30, 4:52 PM PDTNON-TSTM WND GST 634 Nne Rancho Cucamonga, CAMESONET STATION DACC1 ONTARIO.
Oct 30, 11:00 PM PDTWILDFIRE6 Sw Dulzura, CABEGAN AT NIGHT. WILDFIRE ON BORDER ROAD AND CANYON ROAD, SOUTHEAST OF CHULA VISTA. WINDS WERE GUSTING 30-45 MPH NEAR OTAY MOUNTAIN AND US MEXICO BORDER WITH HUMIDITY UNDER 10 PERCENT. FIRE BURNED 50 ACRES AS IT CROSSED THE US BORDER. MAY BE RELATED TO ONGOING
Oct 31, 1:30 AM PDTWILDFIRE2 Wnw Riverside, CATHE 46 FIRE. OCCURRED NEAR 130 AM AFTER POLICE CHASE ON 46TH STREET. THE FIRE SPREAD RAPIDLY IN WIND AND VERY LOW HUMIDITY. UP TO 300 ACRES. THERE WERE UP TO 3600 EVACUATIONS. 5300 BLOCK OF 46TH STREET, EAST JURUPA VALLEY NEAR WEST RIVERSIDE CITY. BURNED TO SA
Oct 31, 2:00 AM PDTWILDFIRE5 S Crestline, CAHILLSIDE FIRE, NEAR HIGHWAY 18 WATERMAN CANYON OF W 59TH AND HILL DR, IN SAN BERNARDINO NATIONAL FOREST. EVACUATIONS OF 1300 AND AT LEAST 4 HOMES AND 6 STRUCTURES BURNED. AROUND 200 ACRES. OCCURRED WITH WIND GUSTS 30-50 MPH AT NIGHT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

San Diego, CA (KNKX), launched 12:00Z, 4.1 hours before the alert went out and 124 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.

Skew-T log-pSkew-T log-p diagram, San Diego, CA at 12:00Z on 2019-10-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, San Diego, CA at 12:00Z on 2019-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2398 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

358 
WWUS76 KSGX 291605
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
905 AM PDT Tue Oct 29 2019

CAZ060-300500-
/O.UPG.KSGX.FZ.A.0001.191030T0800Z-191101T1700Z/
/O.NEW.KSGX.FZ.W.0004.191030T0800Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
905 AM PDT Tue Oct 29 2019

...FREEZE WARNING IN EFFECT FROM 1 AM WEDNESDAY TO 10 AM PDT
FRIDAY...

* WHAT...Lowest temperatures tonight in the upper 20s to mid 30s,
  and for Wednesday night and Thursday night in the lower to mid
  20s with several hours of below freezing temperatures. 

* WHERE...Apple and Lucerne Valleys.

* WHEN...Coldest temperatures each night from after midnight until
  9 AM, with the lowest temperatures on Thursday.

* IMPACTS...Frost and freeze conditions will kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

CAZ048-055>057-065-554-300500-
/O.UPG.KSGX.HW.A.0005.191030T0600Z-191101T0100Z/
/O.NEW.KSGX.HW.W.0008.191030T0600Z-191101T0100Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Ontario, 
Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, 
Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, 
Wrightwood, Idyllwild-Pine Cove, Banning, Desert Hot Springs, 
Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, 
and Mission Viejo
905 AM PDT Tue Oct 29 2019

...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 6 PM
PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 55 mph. Gusts to 80 mph near and below the Cajon and San
  Gorgonio Passes and near the coastal slopes of the Santa Ana 
  Mountains.

* WHERE...Coastal slopes of the mountains into the adjacent
  valleys and inland Orange County. Strongest gusts near and below
  the Cajon and San Gorgonio Passes and near the coastal slopes 
  of the Santa Ana Mountains.

* WHEN...Winds developing during this evening and strengthening
  late tonight with the strongest and most widespread winds from
  before sunrise through the morning on Wednesday. Winds will not
  be quite as strong nor widespread for Wednesday night into
  Thursday morning with winds gradually diminishing Thursday
  afternoon. 

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ050-058-300500-
/O.UPG.KSGX.HW.A.0005.191030T0600Z-191101T0100Z/
/O.NEW.KSGX.HW.W.0008.191030T0600Z-191101T0100Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, Poway, Julian, and Pine Valley
905 AM PDT Tue Oct 29 2019

...HIGH WIND WARNING IN EFFECT FROM 11 PM THIS EVENING TO 6 PM
PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 55 mph. Gusts to 75 mph near mountain ridge tops. 

* WHERE...Along the coastal slopes of the mountains into the
  valleys with the strongest gusts near the mountain ridge tops.

* WHEN...Winds will increase late tonight and strengthen from 
  Wednesday morning into the afternoon. Another period of stronger
  and more widespread winds is expected for late Wednesday night 
  into Thursday morning.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Widespread power outages are expected. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego
6 follow-up statements
431 
WWUS76 KSGX 300450
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
950 PM PDT Tue Oct 29 2019

CAZ060-301300-
/O.CON.KSGX.FZ.W.0004.191030T0800Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
950 PM PDT Tue Oct 29 2019

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM WEDNESDAY TO 10 AM
PDT FRIDAY...

* WHAT...Lowest temperatures tonight in the upper 20s to mid 
  30s, and for Wednesday night and Thursday night in the lower 
  to mid 20s with several hours of below freezing temperatures.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Coldest temperatures each night from after midnight 
  until 9 AM, with the lowest temperatures on Thursday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

CAZ048-055>057-065-554-301300-
/O.CON.KSGX.HW.W.0008.191030T0600Z-191101T0100Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Ontario, 
Moreno Valley, Fontana, Rancho Cucamonga, Corona, Crestline, 
Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, 
Wrightwood, Idyllwild-Pine Cove, Banning, Desert Hot Springs, 
Santa Ana, Anaheim, Garden Grove, Orange, Fullerton, 
and Mission Viejo
950 PM PDT Tue Oct 29 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with 
  gusts to 55 mph. Gusts to 80 mph near and below the Cajon and 
  San Gorgonio Passes and near the coastal slopes of the Santa 
  Ana Mountains.

* WHERE...Coastal slopes of the mountains into the adjacent 
  valleys and inland Orange County. Strongest gusts near and 
  below the Cajon and San Gorgonio Passes and near the coastal 
  slopes of the Santa Ana Mountains.

* WHEN...Winds strengthening late tonight with the strongest and
  most widespread winds from before sunrise through mid afternoon
  Wednesday. Winds will not be quite as strong nor widespread for
  Wednesday night into Thursday morning with winds gradually 
  diminishing Thursday afternoon.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ050-058-301300-
/O.CON.KSGX.HW.W.0008.191030T0600Z-191101T0100Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Escondido, El Cajon, San Marcos, La Mesa,
Santee, Poway, Julian, and Pine Valley
950 PM PDT Tue Oct 29 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with 
  gusts to 55 mph. Gusts to 75 mph near mountain ridge tops.

* WHERE...Along the coastal slopes of the mountains into the 
  valleys with the strongest gusts near the mountain ridge tops.

* WHEN...Winds will increase late tonight and strengthen from
  Wednesday morning into the afternoon. Another period of strong
  winds is expected late Wednesday night into Thursday morning.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

Moede
160 
WWUS76 KSGX 300934
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
234 AM PDT Wed Oct 30 2019

CAZ060-302245-
/O.CON.KSGX.FZ.W.0004.000000T0000Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
234 AM PDT Wed Oct 30 2019

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...Lowest temperatures early this morning in the upper 20s
  to mid 30s, for tonight in the upper 20s to lower 30s, and for 
  Thursday night in the lower to mid 30s. 

* WHERE...Apple and Lucerne Valleys.

* WHEN...Coldest temperatures each night from after midnight until
  9 AM, with the lowest temperatures early Thursday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

CAZ048-055>057-065-554-302245-
/O.CON.KSGX.HW.W.0008.000000T0000Z-191101T0100Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Moreno Valley,
Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, 
Running Springs, Idyllwild-Pine Cove, Banning, 
Desert Hot Springs, Santa Ana, Anaheim, Orange, and Mission Viejo
234 AM PDT Wed Oct 30 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph today with
  gusts to 60 mph. Gusts to 80 mph near and below the Cajon and
  San Gorgonio Passes and near the coastal slopes of the Santa Ana
  Mountains. Winds not as strong tonight at 20 to 30 mph with
  gusts to 50 mph. Winds decreasing in coverage on Thursday with
  wind speeds diminishing to 15 to 25 mph during the afternoon 
  with gusts 40 mph.

* WHERE...Coastal slopes of the mountains into the adjacent 
  valleys and inland Orange County. Strongest gusts near and 
  below the Cajon and San Gorgonio Passes and near the coastal 
  slopes of the Santa Ana Mountains.

* WHEN...Winds strengthening this morning and becoming more
  widespread after sunrise. Winds will not be quite as strong
  tonight and will further diminish and become less widespread on
  Thursday.

* IMPACTS...Damaging winds will blow down trees and power lines. Power
  outages are possible. Travel will be difficult, especially for 
  high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce 
your speed and be extremely cautious. If you encounter fallen 
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times. 

&&

$$

CAZ050-058-302245-
/O.CON.KSGX.HW.W.0008.000000T0000Z-191101T0100Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Escondido, Poway, Julian, and Pine Valley
234 AM PDT Wed Oct 30 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 55 mph. Gusts to 75 mph near mountain ridge tops. Winds not
  as strong tonight at 20 to 30 mph with gusts to 50 mph. Winds
  decreasing in coverage on Thursday with wind speeds diminishing
  to 15 to 25 mph during the afternoon with gusts 40 mph.

* WHERE...Along the coastal slopes of the mountains into the 
  valleys with the strongest gusts near the mountain ridge tops.

* WHEN...Winds strengthening this morning and becoming more
  widespread after sunrise. Winds will not be quite as strong
  tonight and will further diminish and become less widespread on
  Thursday.

* IMPACTS...Damaging winds will blow down trees and power lines.
  Power outages are possible. Travel will be difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce 
your speed and be extremely cautious. If you encounter fallen 
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times. 

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego

17
650 
WWUS76 KSGX 302107
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
207 PM PDT Wed Oct 30 2019

CAZ048-055>057-065-554-310515-
/O.EXT.KSGX.HW.W.0008.000000T0000Z-191031T2200Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Moreno Valley,
Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, 
Running Springs, Idyllwild-Pine Cove, Banning, 
Desert Hot Springs, Santa Ana, Anaheim, Orange, and Mission Viejo
207 PM PDT Wed Oct 30 2019

...HIGH WIND WARNING NOW IN EFFECT UNTIL 3 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 60 mph through this evening. Gusts to 80 mph near and below
  the Cajon and San Gorgonio Passes and near the coastal slopes of
  the Santa Ana Mountains. Winds not as strong tonight through
  Thursday at 20 to 30 mph with gusts to 50 mph, and diminishing
  further Thursday afternoon and evening.

* WHERE...Coastal slopes of the mountains into the adjacent 
  valleys and inland Orange County. Strongest gusts near and 
  below the Cajon and San Gorgonio Passes and near the coastal 
  slopes of the Santa Ana Mountains.

* WHEN...Until 3 PM PDT Thursday.

* IMPACTS...Damaging winds possible with downed trees and power
  lines. Power outages are possible. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce
your speed and be extremely cautious. If you encounter fallen
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times.

&&

$$

CAZ050-058-310515-
/O.EXT.KSGX.HW.W.0008.000000T0000Z-191031T2200Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Escondido, Poway, Julian, and Pine Valley
207 PM PDT Wed Oct 30 2019

...HIGH WIND WARNING NOW IN EFFECT UNTIL 3 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 55 mph. Gusts to 75 mph near mountain ridge tops. Winds not
  as strong tonight through Thursday at 20 to 30 mph with gusts 
  to 50 mph, then diminishing further Thursday afternoon and 
  evening.

* WHERE...Along the coastal slopes of the mountains into the 
  valleys with the strongest gusts near the mountain ridge tops.

* WHEN...Until 3 PM PDT Thursday.

* IMPACTS...Damaging winds possible with downed trees and power
  lines. Power outages are possible. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce
your speed and be extremely cautious. If you encounter fallen
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times.

&&

$$

CAZ060-310515-
/O.CON.KSGX.FZ.W.0004.000000T0000Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
207 PM PDT Wed Oct 30 2019

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...Lowest temperatures late tonight and Thursday morning in
  the lower to mid 20s in the coldest spots, then for Thursday
  night in the upper 20s to around freezing.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Coldest temperatures each night from after midnight until
  9 AM, with the lowest temperatures early Thursday morning.

* IMPACTS...Frost and freeze conditions will kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

jmb

For more information from the National Weather Service visit
http://weather.gov/sandiego
617 
WWUS76 KSGX 310451
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
951 PM PDT Wed Oct 30 2019

CAZ060-311300-
/O.CON.KSGX.FZ.W.0004.000000T0000Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
951 PM PDT Wed Oct 30 2019

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...Lowest temperatures late tonight and Thursday morning 
  in the lower to mid 20s in the coldest spots, then for 
  Thursday night in the upper 20s to around freezing.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Coldest temperatures each night from after midnight 
  until 9 AM, with the lowest temperatures early Thursday 
  morning.

* IMPACTS...Frost and freeze conditions will kill crops, other
  sensitive vegetation and possibly damage unprotected outdoor
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

CAZ048-055>057-065-554-311300-
/O.CON.KSGX.HW.W.0008.000000T0000Z-191031T2200Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of Riverside, San Bernardino, Moreno Valley,
Fontana, Rancho Cucamonga, Corona, Crestline, Lake Arrowhead, 
Running Springs, Idyllwild-Pine Cove, Banning, 
Desert Hot Springs, Santa Ana, Anaheim, Orange, and Mission Viejo
951 PM PDT Wed Oct 30 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 50 mph through this evening. Gusts to 60 mph near and below
  the Cajon and San Gorgonio Passes and near the coastal slopes of
  the Santa Ana Mountains. Winds diminishing Thursday afternoon.

* WHERE...Coastal slopes of the mountains into the adjacent
  valleys and inland Orange County. Strongest gusts near and below
  the Cajon and San Gorgonio Passes and through the canyons of 
  the Santa Ana Mountains.

* WHEN...Until 3 PM PDT Thursday.

* IMPACTS...Damaging winds possible with downed trees and power 
  lines. Power outages are possible. Travel will be difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce
your speed and be extremely cautious. If you encounter fallen
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times.

&&

$$

CAZ050-058-311300-
/O.CON.KSGX.HW.W.0008.000000T0000Z-191031T2200Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Escondido, Poway, Julian, and Pine Valley
951 PM PDT Wed Oct 30 2019

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY...

* WHAT...Areas of east to northeast winds 25 to 35 mph with gusts
  to 50 mph. Gusts to 60 mph on the coastal mountain slopes. 
  Winds diminishing Thursday afternoon.

* WHERE...Along the coastal slopes and foothills of the mountains
  into the valleys.

* WHEN...Until 3 PM PDT Thursday.

* IMPACTS...Damaging winds possible with downed trees and power 
  lines. Power outages are possible. Travel will be difficult, 
  especially for high profile vehicles.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce
your speed and be extremely cautious. If you encounter fallen
electrical wires...do no exit your vehicle. Areas of blowing dust
will reduce visibility at times.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego
624 
WWUS76 KSGX 310901
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
201 AM PDT Thu Oct 31 2019

CAZ048-055>057-065-554-311715-
/O.EXT.KSGX.HW.W.0008.000000T0000Z-191031T1900Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of San Bernardino, Fontana, 
Rancho Cucamonga, and Banning
201 AM PDT Thu Oct 31 2019

...HIGH WIND WARNING NOW IN EFFECT UNTIL NOON PDT TODAY...

* WHAT...Areas of northeast to east winds 20 to 30 mph in the
  Inland Empire near and below the Cajon and San Gorgonio Passes
  and along and below the coastal slopes of the Santa Ana
  Mountains with gusts to 50 mph. Isolated gusts to 60 mph early
  in the morning. Winds subsiding during the afternoon.

* WHERE...In the Inland Empire near and below the Cajon and San
  Gorgonio Passes and along and below the coastal slopes of the
  Santa Ana Mountains

* WHEN...Strongest and most widespread winds in the morning for a
  few hours after sunrise, then winds subsiding during the
  afternoon.

* IMPACTS...Isolated damaging winds may blow down trees and power
  lines. Power outages are possible. Travel will be difficult, 
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce 
your speed and be extremely cautious. If you encounter fallen 
electrical wires...do no exit your vehicle.

&&

$$

CAZ050-058-311715-
/O.EXT.KSGX.HW.W.0008.000000T0000Z-191031T1900Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Poway, Julian, and Pine Valley
201 AM PDT Thu Oct 31 2019

...HIGH WIND WARNING NOW IN EFFECT UNTIL NOON PDT TODAY...

* WHAT...Areas of east winds 20 to 30 mph along the coastal slopes
  of the mountains into the inland valleys with gusts to 50 mph.
  Isolated gusts to 60 mph early in the morning near mountain
  ridge tops. Winds subsiding during the afternoon.

* WHERE...Coastal slopes of the mountains into the inland valleys.

* WHEN...Strongest and most widespread winds in the morning for a
  few hours after sunrise, then winds subsiding during the
  afternoon.

* IMPACTS...Isolated damaging winds may blow down trees and power
  lines. Power outages are possible. Travel will be difficult,
  especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for blowing debris or fallen trees and branches. Reduce 
your speed and be extremely cautious. If you encounter fallen 
electrical wires...do no exit your vehicle.

&&

$$

CAZ060-311715-
/O.CON.KSGX.FZ.W.0004.000000T0000Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
201 AM PDT Thu Oct 31 2019

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...Coldest overnight temperatures in the mid to upper 20s
  with several hours of temperatures at or below freezing in the 
  coldest locations.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Until 10 AM PDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego

17
439 
WWUS76 KSGX 311855
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
1155 AM PDT Thu Oct 31 2019

CAZ048-055>057-065-554-312000-
/O.EXP.KSGX.HW.W.0008.000000T0000Z-191031T1900Z/
San Bernardino and Riverside County Valleys-The Inland Empire-
San Bernardino County Mountains-Riverside County Mountains-
Santa Ana Mountains and Foothills-San Gorgonio Pass Near Banning-
Orange County Inland Areas-
Including the cities of San Bernardino, Fontana, 
Rancho Cucamonga, and Banning
1155 AM PDT Thu Oct 31 2019

...HIGH WIND WARNING WILL EXPIRE AT NOON PDT TODAY...

Gusty east to northeast winds will continue through this
afternoon, but will be below high wind warning criteria.
Therefore, the high wind warning will be allowed to expire at
noon.

$$

CAZ050-058-312000-
/O.EXP.KSGX.HW.W.0008.000000T0000Z-191031T1900Z/
San Diego County Valleys-San Diego County Mountains-
Including the cities of Poway, Julian, and Pine Valley
1155 AM PDT Thu Oct 31 2019

...HIGH WIND WARNING WILL EXPIRE AT NOON PDT TODAY...

Gusty east to northeast winds will continue through this
afternoon, but will be below high wind warning criteria.
Therefore, the high wind warning will be allowed to expire at
noon.

$$

CAZ060-010300-
/O.CON.KSGX.FZ.W.0004.000000T0000Z-191101T1700Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
1155 AM PDT Thu Oct 31 2019

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM PDT FRIDAY...

* WHAT...Coldest overnight temperatures in the upper 20s to low
  30s, with several hours of temperatures at or below freezing in
  the coldest locations.

* WHERE...Apple and Lucerne Valleys.

* WHEN...Until 10 AM PDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego

What forecasters said that day

The local office's own words before this high wind warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Diego, CA wrote its last area forecast discussion before this high wind warning went out at Oct 29, 3:32 AM PDT, 5 hours 33 minutes earlier.

Area forecast discussion, Oct 29, 3:32 AM PDT, 5 hours 33 minutes before
Area Forecast Discussion
National Weather Service San Diego CA
332 AM PDT Tue Oct 29 2019

.SYNOPSIS...
A brief return of onshore flow will spread cooling into the
valleys today. Strong offshore flow will develop tonight and
continue into Thursday with weak offshore flow for Friday and
Saturday, and weak onshore flow for Sunday and Monday. There will
be periods of strong and gusty east to northeast winds for late
tonight into Thursday. It will be warmer toward the coast on
Wednesday and cooler inland followed by warming of high
temperatures for Thursday through Saturday. Nights will be colder,
especially Wednesday and Thursday nights with several hours of
below freezing temperatures each night in some high desert areas.
Slow cooling will begin to spread inland on Sunday and Monday.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO
COUNTIES...

.SHORT TERM (Today through Thursday)...
A low pressure system moving southeastward through the Great Basin
will bring a brief return of onshore flow today. The deserts into
the mountains will warm today while the onshore flow spreads
cooling into the coast and valleys.

Behind this low pressure system, surface high pressure over the
Great Basin will bring periods of strong and gusty east to
northeast winds for late tonight into Thursday with the strongest
and most widespread winds on Wednesday.

High temperatures on Wednesday will be around 5 degrees warmer
toward the coast with the deserts 10 to 15 degrees cooler than
today. On Thursday, high temperatures will be 5 to 10 degrees
warmer than on Wednesday except near the coast.

Nights will be colder with areas of frost in high desert areas for
late tonight into Wednesday morning and with several hours of
below freezing temperatures for night desert areas for Wednesday
night and Thursday night with lowest temperatures in the lower to
mid 20s.

&&

.LONG TERM (Friday through Monday)...
Weaker and more localized east to northeast winds will continue
near the coastal slopes of the mountains, mainly for Late Thursday
night into Friday morning and again late Friday night into
Saturday morning. Weak onshore flow will return near the coast for
Sunday and Monday.

It will continue to be very dry inland on Friday and Saturday with
a slow recovery in humidity for inland areas on Sunday and
Monday. Some patchy low clouds could return near the coast for
late Sunday night into Monday morning.

It will be warmer for Friday and Saturday with Saturday high
temperatures near to around 5 degrees above average with the
largest departures from average in the valleys. Slow cooling of
high temperatures will begin to spread inland on Sunday and Monday
with the return of weak onshore flow.

&&

.AVIATION...
290900Z...Clear skies today and tonight. Northeast winds will
develop after 04Z over ridges, spreading over the south and west
mountain slopes and into the valleys overnight. Gusts 30-50 knots
and strong up/downdrafts and areas of LLWS.

&&

.MARINE...
Offshore flow with easterly winds are expected to produce
intermittent gusts over 20 knots Wednesday and Wednesday night.
Otherwise, no marine weather hazards are forecast through Saturday.

&&

.FIRE WEATHER...
onshore flow will spread cooling and higher coastal humidity into
the valleys today. Strong offshore flow is expected to develop
tonight into Wednesday and continue into Thursday. There will be
periods of strong and gusty east to northeast winds with the
strongest and most widespread winds on Wednesday. Lowest daytime
humidity on Wednesday and Thursday will fall to around 5 percent
with poor overnight recovery. Critical fire weather conditions
will develop tonight and continue through much of the day on
Thursday.

For Thursday night into Saturday, there will be periods of gusty
east to northeast winds, mostly 35 mph and less, late at night
into the morning each day near and below coastal mountain slopes
and below the Cajon and Banning Passes. Lowest daytime humidity
will fall to 5 to 10 percent with poor overnight recovery. This
will continue elevated to near critical fire weather conditions
into Saturday. A slow recovery in humidity with weaker winds is
expected for Sunday and Monday.

&&

.SKYWARN...
Skywarn activation is not requested. However weather spotters are
encouraged to report significant weather conditions.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...
CA...Red Flag Warning from 11 PM this evening to 6 PM PDT Thursday
     for Orange County Inland Areas-Riverside County Mountains-
     Including The San Jacinto Ranger District Of The San
     Bernardino National Forest-San Bernardino County Mountains-
     Including The Mountain Top And Front Country Ranger
     Districts Of The San Bernardino National Forest-San
     Bernardino and Riverside County Valleys  -The Inland Empire-
     San Diego County Inland Valleys-San Diego County Mountains-
     Including The Palomar And Descanso Ranger Districts of the
     Cleveland National Forest-San Gorgonio Pass Near Banning-
     Santa Ana Mountains-Including The Trabuco Ranger District
     of the Cleveland National Forest.

     High Wind Watch from this evening through Thursday afternoon for
     Orange County Inland Areas-Riverside County Mountains-San
     Bernardino County Mountains-San Bernardino and Riverside
     County Valleys-The Inland Empire-San Diego County Mountains-
     San Diego County Valleys-San Gorgonio Pass Near Banning-
     Santa Ana Mountains and Foothills.

     Freeze Watch from late tonight through Friday morning for Apple
     and Lucerne Valleys.

PZ...NONE.

&&

PUBLIC/FIRE WEATHER...17
AVIATION/MARINE...MM

The office that day

Everything else NWS San Diego, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 29, 9:05 AM PDTFreeze WarningSGXRiverside, San Bernardino, San Diego72 hr
Oct 29, 12:38 PM PDTSmall Craft AdvisorySGX36 hr

Nearby

High Wind Warnings in California, 2019Every high wind warning in 2019

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.