145
FNUS55 KREV 281156
FWFREV
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE RENO NV
356 AM PST SUN FEB 28 2021
DISCUSSION
EAST BREEZES WILL PREVAIL TODAY WITH TEMPERATURES EXPECTED TO REBOUND
THROUGH MUCH OF NEXT WEEK. DRY FOR MOST AREAS FOR THE UPCOMING WEEK
WITH ONLY SLIGHT CHANCES FOR LIGHT PRECIPITATION ACROSS THE SOUTHERN
SIERRA LATE WEDNESDAY INTO THURSDAY. MILD AND DRY WEATHER IS EXPECTED
TO CONTINUE HEADING INTO THE WEEKEND WITH SOME POTENTIAL FOR WETTER
WEATHER AROUND SATURDAY.
NOTE: THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.
NOTE: MIXING HEIGHTS ARE IN FEET ABOVE GROUND LEVEL OF THE VALLEY FLOORS.
NOTE: PLEASE SEE OPERATING PLAN FOR DETAILED ZONE DESCRIPTIONS
HTTP://WWW.WRH.NOAA.GOV/FIREWX/?WFO=REV
NVZ420-010230-
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........44-50.
* MID SLOPE........38-48.
* 24 HR TREND......5 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........18-28%.
* 24 HR TREND......7% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING EAST 8 TO 13 MPH IN
THE AFTERNOON. GUSTS TO 25 MPH.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL INCREASING TO 1700-2700 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........FAIR.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........16-26.
* MID SLOPE........16-25.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........55-65%.
* MID SLOPE........39-49%.
* 24 HR TREND......12% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTHEAST WINDS 9 TO 14 MPH WITH GUSTS TO 20 MPH
UNTIL EARLY MORNING BECOMING DOWNSLOPE 2 TO 5
MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 20 MPH AFTER
MIDNIGHT.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1000 FT AGL IN THE EVENING THEN 200-500 FT
AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........51-57.
* MID SLOPE........47-55.
* MIN HUMIDITY.......
* VALLEYS..........19-28%.
* MID SLOPE........20-30%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 9 TO 16
MPH IN THE AFTERNOON. GUSTS TO 25 MPH.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 2200-3200 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
PARTLY CLOUDY. LOWS 22-32. WEST WINDS 9 TO 15 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 53-59. LOWS 21-31. SLOPE WINDS.
WEDNESDAY
CLEAR. HIGHS 53-60. LOWS 21-31. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 56-64. LOWS 22-32. SOUTHWEST WINDS AROUND
10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS 59-66. LOWS 25-35.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS
53-61.
NVZ421-010230-
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN
LYON, AND WESTERN MINERAL COUNTIES-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........39-47.
* MID SLOPE........34-44.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........19-29%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO 30
MPH IN THE MORNING BECOMING LIGHT.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1200-1700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........5-15.
* MID SLOPE........14-24.
* 24 HR TREND......5 DEGREES WARMER.
* MAX HUMIDITY.......
* VALLEYS..........56-66%.
* MID SLOPE........36-46%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH WITH
GUSTS TO 25 MPH IN THE MORNING.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL IN THE EVENING THEN 200-500 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........45-55.
* MID SLOPE........39-49.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........19-29%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....SOUTH WINDS 9 TO 14 MPH.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1500-2000 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 11-21. SOUTH WINDS 9 TO 14 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 45-55. LOWS 11-21. SLOPE WINDS.
WEDNESDAY
PARTLY CLOUDY. HIGHS 45-55. LOWS 12-22. SOUTHWEST WINDS
AROUND 10 MPH.
THURSDAY
CLEAR. HIGHS 51-61. LOWS 12-22. SOUTHWEST WINDS AROUND
10 MPH.
FRIDAY
PARTLY CLOUDY. HIGHS 53-63. LOWS 18-28.
SATURDAY
PARTLY CLOUDY. CHANCE OF SNOW AND A SLIGHT CHANCE OF
RAIN. HIGHS 48-58.
CAZ272-010230-
GREATER LAKE TAHOE AREA-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........39-45.
* MID SLOPE........34-42.
* 24 HR TREND......5 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........30-39%.
* MID SLOPE........26-36%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 14 MPH WITH GUSTS TO 25 MPH.
* RIDGE TOP........EAST WINDS 10 TO 20 MPH. GUSTS TO 30 MPH UNTIL
LATE AFTERNOON.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600 FT AGL INCREASING TO 1100-1600 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH IN THE MORNING BECOMING
LIGHT.
* VENTILATION........MARGINAL.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........12-22.
* MID SLOPE........14-21.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........66-76%.
* MID SLOPE........38-48%.
* 24 HR TREND......5% WETTER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 7 TO 12 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN THE
MORNING.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL IN THE EVENING THEN 200-500 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........43-49.
* MID SLOPE........38-46.
* MIN HUMIDITY.......
* VALLEYS..........32-42%.
* MID SLOPE........26-36%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHWEST 9 TO 16
MPH WITH GUSTS TO 25 MPH IN THE LATE MORNING
AND AFTERNOON.
* RIDGE TOP........SOUTHWEST WINDS 20 TO 30 MPH. GUSTS TO 40 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL INCREASING TO 2200-3200 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH SHIFTING TO THE SOUTHWEST
15 TO 25 MPH IN THE AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 19-29. SOUTHWEST WINDS 9 TO 16 MPH BECOMING DOWNSLOPE 2 TO
5 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 47-52. LOWS 17-27. SLOPE WINDS.
WEDNESDAY
CLEAR. HIGHS 44-51. LOWS 17-27. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 47-54. LOWS 19-29. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 50-56. LOWS 24-34.
SATURDAY
PARTLY CLOUDY. CHANCE OF SNOW. HIGHS 44-50.
NVZ423-010230-
WEST HUMBOLDT BASIN IN PERSHING COUNTY-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........42-48.
* MID SLOPE........37-47.
* 24 HR TREND......4 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........22-32%.
* MID SLOPE........24-34%.
* 24 HR TREND......4% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH. GUSTS TO 25 MPH IN
THE MORNING.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL INCREASING TO 2200-2900 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........13-23.
* MID SLOPE........14-24.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........54-64%.
* MID SLOPE........43-53%.
* 24 HR TREND......10% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHEAST 10 TO 15 MPH IN
THE LATE EVENING AND OVERNIGHT.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1000 FT AGL IN THE EVENING THEN 200-500 FT
AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........51-57.
* MID SLOPE........46-56.
* MIN HUMIDITY.......
* VALLEYS..........18-28%.
* MID SLOPE........19-29%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 9 TO 14
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 2000-2600 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR INCREASING TO FAIR IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 22-30. SOUTHEAST WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 53-59. LOWS 22-31. SLOPE WINDS.
WEDNESDAY
CLEAR. HIGHS 56-62. LOWS 23-33. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 59-65. LOWS 26-36. SOUTH WINDS 10 TO
15 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS 61-69. LOWS 29-39.
SATURDAY
PARTLY CLOUDY. HIGHS 57-65.
NVZ429-010230-
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........42-49.
* MID SLOPE........38-46.
* 24 HR TREND......4 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........15-25%.
* MID SLOPE........16-26%.
* 24 HR TREND......5% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTHEAST WINDS 10 TO 15 MPH. GUSTS TO 30 MPH IN
THE MORNING.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL INCREASING TO 2100-2900 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........16-25.
* MID SLOPE........16-26.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........48-58%.
* MID SLOPE........33-43%.
* 24 HR TREND......15% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......1100 FT AGL IN THE EVENING THEN 200-500 FT
AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........50-59.
* MID SLOPE........46-56.
* MIN HUMIDITY.......
* VALLEYS..........14-22%.
* MID SLOPE........15-25%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 9 TO 14
MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 2200-3100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 23-31. SOUTHEAST WINDS 9 TO 14 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 52-60. LOWS 23-32. SLOPE WINDS.
WEDNESDAY
PARTLY CLOUDY. HIGHS 52-62. LOWS 23-33. SOUTHWEST WINDS
10 TO 15 MPH.
THURSDAY
CLEAR. HIGHS 57-67. LOWS 24-34. SOUTH WINDS AROUND
10 MPH.
FRIDAY
PARTLY CLOUDY. HIGHS 60-70. LOWS 27-37.
SATURDAY
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN. HIGHS 56-66.
CAZ270-278-NVZ458-010230-
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-
NORTHERN WASHOE COUNTY-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........39-49.
* MID SLOPE........36-44.
* 24 HR TREND......6 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........19-29%.
* MID SLOPE........29-39%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 7 TO 12
MPH IN THE AFTERNOON.
* RIDGE TOP........SOUTHEAST WINDS 10 TO 15 MPH.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1600-2100 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........13-23.
* MID SLOPE........14-23.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........49-59%.
* 24 HR TREND......12% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 5 TO 10 MPH IN THE EVENING BECOMING
DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600-1000 FT AGL IN THE EVENING THEN 200-500 FT
AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........45-55.
* MID SLOPE........41-49.
* MIN HUMIDITY.......
* VALLEYS..........20-30%.
* MID SLOPE........28-38%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTHEAST 12 TO 18
MPH WITH GUSTS TO 30 MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1700-2700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 20 MPH.
* VENTILATION........POOR INCREASING TO GOOD IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
PARTLY CLOUDY. LOWS 20-30. SOUTH WINDS 9 TO 15 MPH
IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
TUESDAY
CLEAR. HIGHS 48-58. LOWS 19-29. SLOPE WINDS.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 51-61. LOWS 19-29. SOUTH
WINDS 8 TO 13 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS 54-64. LOWS 26-36.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS
49-59.
CAZ271-010230-
WESTERN LASSEN, EASTERN PLUMAS, EASTERN SIERRA, AND EASTERN NEVADA
COUNTIES-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........41-51.
* MID SLOPE........39-47.
* 24 HR TREND......7 DEGREES WARMER.
* MIN HUMIDITY.......
* VALLEYS..........25-35%.
* MID SLOPE........27-37%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 9 TO 14 MPH. GUSTS TO 25 MPH IN THE
LATE MORNING AND AFTERNOON.
* RIDGE TOP........EAST WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH.
* HAINES INDEX.......2.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......600 FT AGL INCREASING TO 1500-2000 FT AGL IN
THE AFTERNOON.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
* VENTILATION........FAIR.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........9-19.
* MID SLOPE........15-25.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........60-70%.
* MID SLOPE........49-59%.
* 24 HR TREND......19% DRIER.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....EAST WINDS 8 TO 13 MPH WITH GUSTS TO 20 MPH
UNTIL EARLY MORNING BECOMING DOWNSLOPE 2 TO 5
MPH.
* RIDGE TOP........SOUTH WINDS 10 TO 15 MPH.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......800 FT AGL IN THE EVENING THEN 200-500 FT AGL.
* TRANSPORT WINDS....EAST 10 TO 15 MPH IN THE EVENING BECOMING
LIGHT.
* VENTILATION........MARGINAL.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........45-53.
* MID SLOPE........43-51.
* MIN HUMIDITY.......
* VALLEYS..........27-37%.
* MID SLOPE........27-37%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTH 12 TO 18 MPH
WITH GUSTS TO 30 MPH.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH. GUSTS TO 25 MPH
INCREASING TO 35 MPH IN THE AFTERNOON.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 2800-3800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH 15 TO 25 MPH IN THE
AFTERNOON.
* VENTILATION........MARGINAL INCREASING TO VERY GOOD IN THE
AFTERNOON.
EXTENDED
MONDAY NIGHT
PARTLY CLOUDY. LOWS 17-27. SOUTHWEST WINDS 9 TO
14 MPH IN THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 48-56. LOWS 17-27. SLOPE WINDS.
WEDNESDAY
CLEAR. HIGHS 50-58. LOWS 18-28. SLOPE WINDS.
THURSDAY
PARTLY CLOUDY. HIGHS 50-58. LOWS 18-28. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 51-59. LOWS 21-31.
SATURDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND A SLIGHT CHANCE OF
SNOW. HIGHS 45-53.
CAZ274-010230-
SOUTHERN MONO COUNTY-
356 AM PST SUN FEB 28 2021
TODAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........38-48.
* MID SLOPE........34-42.
* 24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......
* VALLEYS..........14-24%.
* MID SLOPE........20-30%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH.
* RIDGE TOP........NORTH WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH
DECREASING TO 10 TO 15 MPH IN THE AFTERNOON.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1200-1700 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........MARGINAL.
TONIGHT
* SKY/WEATHER........CLEAR.
* MIN TEMPERATURE....
* VALLEYS..........7-17.
* MID SLOPE........8-18.
* 24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......
* VALLEYS..........57-67%.
* MID SLOPE........37-47%.
* 24 HR TREND......LITTLE CHANGE.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....DOWNSLOPE 2 TO 5 MPH.
* RIDGE TOP........LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH IN
THE MORNING.
* HAINES INDEX.......2-3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......700 FT AGL IN THE EVENING THEN 200-500 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS.
* VENTILATION........POOR.
MONDAY
* SKY/WEATHER........SUNNY.
* MAX TEMPERATURE....
* VALLEYS..........42-52.
* MID SLOPE........37-46.
* MIN HUMIDITY.......
* VALLEYS..........17-27%.
* MID SLOPE........23-33%.
* 20-FOOT WINDS......
* VALLEYS/SLOPE....UPSLOPE 4 TO 8 MPH BECOMING SOUTH 9 TO 15 MPH
WITH GUSTS TO 25 MPH IN THE LATE MORNING AND
AFTERNOON.
* RIDGE TOP........SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
* HAINES INDEX.......3.
* LAL................1.
* CHC WETTING RAIN...0%.
* MIXING HEIGHT......200-500 FT AGL THEN 1300-1800 FT AGL IN THE
AFTERNOON.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
* VENTILATION........POOR INCREASING TO FAIR IN THE AFTERNOON.
EXTENDED
MONDAY NIGHT
CLEAR. LOWS 13-23. SOUTHWEST WINDS 9 TO 14 MPH UNTIL
EARLY MORNING BECOMING DOWNSLOPE 2 TO 5 MPH.
TUESDAY
PARTLY CLOUDY. HIGHS 42-52. LOWS 12-22. SLOPE WINDS.
WEDNESDAY
PARTLY CLOUDY. HIGHS 41-51. LOWS 12-22. SLOPE WINDS.
THURSDAY
CLEAR. HIGHS 47-57. LOWS 14-24. SLOPE WINDS.
FRIDAY
PARTLY CLOUDY. HIGHS 49-59. LOWS 19-29.
SATURDAY
MOSTLY SUNNY. SLIGHT CHANCE OF RAIN AND SNOW. HIGHS 46-56.
.8 TO 14 DAY OUTLOOK FOR (SUN MAR 7 THROUGH SAT MAR 13)
BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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