Alert archive / California / Wind Advisories in 2020

Wind Advisory 13, NWS San Diego, CA

May 29, 2020San Bernardino County, California

NWS San Diego, CA issued this wind advisory at May 29, 2020, 2:36 AM PDT for San Bernardino County, California. It took effect at May 29, 2020, 2:00 PM PDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 29, 2020, 2:36 AM PDT (09:36 UTC)
In effect from
May 29, 2020, 2:00 PM PDT
Expired
May 29, 2020, 7:10 PM PDT
In force
5 hr
Issued by
NWS San Diego, CA

County San Bernardino County, CA

The radar

The Edwards AFB radar (KEYX), 129 km from the middle of the area, began a volume at 09:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Las Vegas, NV (KVEF), launched 00:00Z, 9.6 hours before the alert went out and 180 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, Las Vegas, NV at 00:00Z on 2020-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 101 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Las Vegas, NV at 00:00Z on 2020-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
101 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
4242 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

386 
WWUS76 KSGX 290936
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
236 AM PDT Fri May 29 2020

CAZ060-292000-
/O.NEW.KSGX.WI.Y.0013.200529T2100Z-200530T0400Z/
/O.CON.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
236 AM PDT Fri May 29 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...
...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 9 PM PDT
THIS EVENING...

* WHAT...For the Excessive Heat Warning, dangerously hot
  conditions with temperatures 94 to 99. For the Wind Advisory,
  south winds 20 to 30 mph with gusts to 45 mph expected.

* WHERE...Apple and Lucerne Valleys.

* WHEN...For the Excessive Heat Warning, until 7 PM PDT this 
  evening. For the Wind Advisory, from 2 PM this afternoon to 9 
  PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down. Extreme heat will significantly 
  increase the potential for heat related illnesses, particularly 
  for those working or participating in outdoor activities.

* ADDITIONAL DETAILS...The heat, coupled with low relative
  humidity and strong southerly winds will create an elevated
  wildfire potential. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects. Outdoor burning is not
recommended

Drink plenty of fluids, stay out of the midday sun, and check up 
on relatives and neighbors. Young children and pets should never 
be left unattended in vehicles under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$

CAZ061-062-065-292000-
/O.CON.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
Coachella Valley-San Diego County Deserts-
San Gorgonio Pass Near Banning-
Including the cities of Indio, Palm Springs, Cathedral City, 
Palm Desert, Palm Desert Country, La Quinta, Coachella, 
Borrego Springs, Banning, and Desert Hot Springs
236 AM PDT Fri May 29 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures of 100 to
  105.

* WHERE...San Diego County Deserts, Coachella Valley and San 
  Gorgonio Pass Near Banning.

* WHEN...Until 7 PM PDT this evening.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay out of the midday sun, and check up 
on relatives and neighbors. Young children and pets should never 
be left unattended in vehicles under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sandiego
2 follow-up statements
400 
WWUS76 KSGX 291955
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
1255 PM PDT Fri May 29 2020

CAZ060-300200-
/O.CON.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
/O.CON.KSGX.WI.Y.0013.200529T2100Z-200530T0400Z/
Apple and Lucerne Valleys-
Including the cities of Victorville, Hesperia, and Apple Valley
1255 PM PDT Fri May 29 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING...

* WHAT...For the Excessive Heat Warning, dangerously hot 
  conditions with temperatures 94 to 99. For the Wind Advisory, 
  south winds 20 to 30 mph with gusts to 45 mph expected.

* WHERE...Apple and Lucerne Valleys.

* WHEN...For the Excessive Heat Warning, until 7 PM PDT this 
  evening. For the Wind Advisory, from 2 PM this afternoon to 9 
  PM PDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down. Extreme heat will 
  significantly increase the potential for heat related 
  illnesses, particularly for those working or participating in 
  outdoor activities.

* ADDITIONAL DETAILS...The heat, coupled with low relative
  humidity and strong southerly winds will create an elevated
  wildfire potential. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$

CAZ061-062-065-300200-
/O.CON.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
Coachella Valley-San Diego County Deserts-
San Gorgonio Pass Near Banning-
Including the cities of Indio, Palm Springs, Cathedral City, 
Palm Desert, Palm Desert Country, La Quinta, Coachella, 
Borrego Springs, Banning, and Desert Hot Springs
1255 PM PDT Fri May 29 2020

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures of 100 to 
  105.

* WHERE...San Diego County Deserts, Coachella Valley and San 
  Gorgonio Pass Near Banning.

* WHEN...Until 7 PM PDT this evening.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$

Connolly

For more information from the National Weather Service visit
http://weather.gov/sandiego
796 
WWUS76 KSGX 300210
NPWSGX

URGENT - WEATHER MESSAGE
National Weather Service SAN DIEGO CA
710 PM PDT Fri May 29 2020

CAZ060-300315-
/O.CAN.KSGX.WI.Y.0013.000000T0000Z-200530T0400Z/
/O.EXP.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
Apple and Lucerne Valleys-
710 PM PDT Fri May 29 2020

...WIND ADVISORY IS CANCELLED...
...EXCESSIVE HEAT WARNING HAS EXPIRED...

Temps will continue to cool this evening and winds will gradually relax.

$$

CAZ061-062-065-300315-
/O.EXP.KSGX.EH.W.0003.000000T0000Z-200530T0200Z/
Coachella Valley-San Diego County Deserts-
San Gorgonio Pass Near Banning-
710 PM PDT Fri May 29 2020

...EXCESSIVE HEAT WARNING HAS EXPIRED...

Temps will continue to cool this evening and highs on Saturday
will continue to be cooler than recent, in the upper 90s.

$$

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

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 2:04 AM PDTBeach Hazards StatementSGXOrange60 hr

Nearby

Wind Advisories in California, 2020Every wind advisory in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.