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wwus75 kboi 181953
npwboi
021 

urgent - weather message
national weather service boise id
1253 pm mst tue jan 18 2022

idz016-orz061-190000-
/o.exp.kboi.fg.y.0002.000000t0000z-220118t2000z/
/o.con.kboi.as.y.0001.000000t0000z-220121t1800z/
western magic valley-harney county-
1253 pm mst tue jan 18 2022 /1153 am pst tue jan 18 2022/

...air stagnation advisory remains in effect until 11 am mst
/10 am pst/ friday...
...dense fog advisory will expire at 1 pm mst /noon pst/ this
afternoon...

* what...an extended period of stagnant air, with light winds 
  and little vertical mixing. fog has become less dense but
  will likely increase again tonight.

* where...western magic valley.

* when...for the air stagnation advisory, until 11 am mst friday.
  for the dense fog advisory, until 1 pm mst this afternoon. only
  marginal improvement is expected with the fog through the
  daylight hours. another dense fog advisory may be issued for 
  tonight and wednesday.

* impacts...periods of air stagnation can lead to the buildup of 
  pollutants near the surface.

precautionary/preparedness actions...

an air stagnation advisory concerns itself with meteorological
conditions only. for more information on air pollution in idaho, 
visit website www.deq.idaho.gov. for oregon, visit website 
www.oregon.gov/deq.

if possible, reduce or eliminate activities that contribute to
air pollution, such as outdoor burning, and the use of
residential wood burning devices.  reduce vehicle trips and
vehicle idling as much as possible.

&&

$$
wwus75 kboi 201116
npwboi
429 

urgent - weather message
national weather service boise id
416 am mst thu jan 20 2022

idz011>014-016-028-033-orz061>064-201230-
/o.can.kboi.as.y.0001.000000t0000z-220121t1800z/
west central mountains-lower treasure valley id-boise mountains-
upper treasure valley-western magic valley-camas prairie-
upper weiser river-harney county-baker county-malheur county-
oregon lower treasure valley-
416 am mst thu jan 20 2022 /316 am pst thu jan 20 2022/

...air stagnation advisory is cancelled...

an incoming system from the northwest this morning will increase 
mixing heights, and breezy winds from the northwest should scour 
out most of the stratus and haze this morning.

$$
wwus76 kmtr 202139
npwmtr
068 

urgent - weather message
national weather service san francisco bay area
139 pm pst thu jan 20 2022

caz505>507-509>512-210600-
/o.new.kmtr.wi.y.0001.220121t1500z-220122t1500z/
coastal north bay including point reyes national seashore-
north bay interior valleys-north bay mountains-
san francisco peninsula coast-east bay interior valleys-
east bay hills and the diablo range-santa cruz mountains-
including the cities of tamalpais-homestead, sausalito, 
santa rosa, south santa rosa, napa, san rafael, petaluma, novato,
rohnert park, angwin, lagunitas-forest knolls, woodacre, 
pacifica, concord, antioch, livermore, walnut creek, pleasanton, 
pittsburg, san ramon, blackhawk, scotts valley, boulder creek, 
and day valley
139 pm pst thu jan 20 2022

...wind advisory in effect from 7 am friday to 7 am pst
saturday...

* what...north to northeast winds 15 to 30 mph with gusts 40 to 
  55 mph expected. gust of 60 to 70 mph are possible over the 
  highest peaks of the north bay mountains and east bay hills.

* where...north bay, east bay, santa cruz mountains and san
  francisco peninsula coast.

* when...from 7 am friday to 7 am pst saturday.

* impacts...gusty winds could blow around unsecured objects. 
  tree limbs could be blown down and a few power outages may 
  result.

precautionary/preparedness actions...

use extra caution when driving, especially if operating a high
profile vehicle. secure outdoor objects.

&&

$$
wwus75 krev 202027
npwrev
029 

urgent - weather message
national weather service reno nv
1227 pm pst thu jan 20 2022

caz072-nvz002-212030-
/o.new.krev.lw.y.0004.220121t1500z-220122t1200z/
greater lake tahoe area-
including the cities of south lake tahoe, tahoe city, truckee, 
markleeville, stateline, glenbrook, and incline village
1227 pm pst thu jan 20 2022

...lake wind advisory in effect from 7 am friday to 4 am pst
saturday...

* what...northeast winds 15 to 25 mph with gusts up to 40 mph 
  expected. waves 2 to 4 feet.

* where...greater lake tahoe area.

* when...from 7 am friday to 4 am pst saturday.

* impacts...small boats, kayaks and paddle boards will be prone 
  to capsizing and should remain off lake waters until 
  conditions improve.


precautionary/preparedness actions...

check lake conditions before heading out and be prepared for a
sudden increase in winds and wave heights. consider postponing
boating activities on the lake until a day with less wind.

&&

$$
wwus76 ksto 202126
npwsto

caz016>019-211400-
/o.new.ksto.wi.y.0002.220121t1500z-220122t1500z/
central sacramento valley-southern sacramento valley-
carquinez strait and delta-northern san joaquin valley-
including the cities of chico, oroville, marysville/yuba city, 
sacramento, fairfield/suisun, stockton, and modesto
126 pm pst thu jan 20 2022

...wind advisory in effect from 7 am friday to 7 am pst
saturday...

* what...north winds 20 to 30 mph with gusts up to 35 to 40 mph 
  expected.

* where...central sacramento valley, southern sacramento valley, 
  carquinez strait and delta and northern san joaquin valley 
  counties.

* when...from 7 am friday to 7 am pst saturday.

* impacts...gusty winds could blow around unsecured objects. tree
  limbs and weakened trees could be blown down and a few power 
  outages may result. travel could be difficult, especially for 
  high profile vehicles.

* additional details...avoid forested areas as gusty winds could 
  blow down trees and branches. stay clear of power lines. secure 
  outdoor objects.

precautionary/preparedness actions...

use extra caution when driving, especially if operating a high
profile vehicle. secure outdoor objects.

&&

$$
wwus75 kvef 201820
npwvef

caz520-522-523-nvz014>017-020-211200-
/o.con.kvef.wi.y.0001.220121t1800z-220122t0300z/
owens valley-death valley national park-western mojave desert-
esmeralda and central nye county-lincoln county-
northeast clark county-western clark and southern nye county-
las vegas valley-
including bishop, independence, lone pine, olancha, 
furnace creek, stovepipe wells, shoshone, barstow, daggett, 
fort irwin, beatty, goldfield, silver peak, dyer, caliente, 
pioche, panaca, hiko, alamo, rachel, mesquite, overton, moapa, 
pahrump, indian springs, desert rock, amargosa valley, las vegas,
north las vegas, henderson, and boulder city
1020 am pst thu jan 20 2022

...wind advisory remains in effect from 10 am to 7 pm pst
friday...

* what...north winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* where...portions of south central and southern nevada and 
  southeast california.

* when...from 10 am to 7 pm pst friday.

* impacts...gusty winds could blow around unsecured objects. 
  tree limbs could be blown down and a few power outages may 
  result. crosswinds could result in over-turned high-profile 
  vehicles on major thoroughfares.

* additional details...highest wind speeds will be focused in 
  the higher terrain. dangerous crosswinds possible along 
  interstate 15 between barstow-daggett and primm as well as 
  along interstate 40 between barstow-daggett and needles.

precautionary/preparedness actions...

use extra caution when driving, especially if operating a high
profile vehicle. secure outdoor objects.

&&

$$

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