539
FNUS55 KPSR 210821
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
121 AM MST SAT DEC 21 2024
DISCUSSION
DRY CONDITIONS WITH TEMPERATURES UPWARDS OF 10-15 DEGREES ABOVE
NORMAL WILL PREVAIL THROUGH THE WEEKEND. MINIMUM AFTERNOON RH
VALUES WILL MOSTLY FALL INTO THE TEENS FOLLOWING POOR TO FAIR
OVERNIGHT RECOVERY OF 20-50%. WINDS WILL REMAIN VERY LIGHT WITH
ONLY LOCALIZED UPSLOPE GUSTINESS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-212030-
WEST CENTRAL DESERTS/NORTHWEST MARICOPA COUNTY/GREATER PHOENIX
AREA/SOUTHWEST DESERTS/SOUTHWEST MARICOPA COUNTY/
NORTHWEST AND NORTH-CENTRAL PINAL COUNTY-
PHOENIX BLM/YUM BLM/CAZ-CRZ-
121 AM MST SAT DEC 21 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................74-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......600 FT AGL.
* TRANSPORT WIND FOR PHOENIX......NORTHEAST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................41-52.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................26-48 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHEAST 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SUNDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................72-77.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING NORTHWEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......800 FT AGL.
* TRANSPORT WIND FOR PHOENIX......NORTHEAST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
EXTENDED
MONDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 72-77. NORTH WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 72-77. EAST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 39-50. HIGHS 66-71. WEST WINDS
5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 39-49. HIGHS 64-69.
FRIDAY
MOSTLY CLEAR. LOWS 39-49. HIGHS 65-70.
AZZ131-CAZ231-212030-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
121 AM MST SAT DEC 21 2024 /1221 AM PST SAT DEC 21 2024/
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................74-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-17 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........1100 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTHWEST 5 KNOTS.
* DISPERSION FOR YUMA.............POOR.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................40-49.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................34-55 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SUNDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................73-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-17 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........1000 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTHWEST 4 KNOTS.
* DISPERSION FOR YUMA.............POOR.
EXTENDED
MONDAY
MOSTLY CLEAR. LOWS 43-52. HIGHS 74-79. NORTH WINDS 5 TO
15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 42-51. HIGHS 74-79. NORTHEAST WINDS
5 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 39-50. HIGHS 68-73. NORTHWEST
WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 39-47. HIGHS 66-71.
FRIDAY
MOSTLY CLEAR. LOWS 39-47. HIGHS 67-72.
AZZ133-212030-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
121 AM MST SAT DEC 21 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................64-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................37-50.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................24-36 PCT.
* 24 HR TREND..................7 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SUNDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................63-76.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTHWEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
MONDAY
MOSTLY CLEAR. LOWS 37-52. HIGHS 63-75. NORTHEAST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 37-51. HIGHS 61-75. EAST WINDS 5 TO
15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 31-49. HIGHS 55-68. SOUTHWEST
WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 31-45. HIGHS 54-67.
FRIDAY
PARTLY CLOUDY. LOWS 32-45. HIGHS 54-66.
CAZ232-212030-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
1221 AM PST SAT DEC 21 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................71-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-19 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................44-55.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-51 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SUNDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................71-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-19 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE MORNING
BECOMING SOUTHEAST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH IN THE MORNING
BECOMING 20 TO 30 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
MONDAY
MOSTLY CLEAR. LOWS 48-57. HIGHS 72-80. NORTHWEST WINDS
5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 46-57. HIGHS 71-79. SOUTHWEST
WINDS 5 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 43-54. HIGHS 65-75. NORTHWEST
WINDS 10 TO 20 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 42-52. HIGHS 64-73.
FRIDAY
MOSTLY CLEAR. LOWS 42-52. HIGHS 64-73.
CAZ230-212030-
JOSHUA TREE NATIONAL PARK-
1221 AM PST SAT DEC 21 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................64-74.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTHEAST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................45-53.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................21-29 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SUNDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................65-74.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-19 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE MORNING
BECOMING EAST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
EXTENDED
MONDAY
MOSTLY CLEAR. LOWS 44-53. HIGHS 64-74. NORTHWEST WINDS
5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 37-53. HIGHS 62-73. WEST WINDS
5 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 37-48. HIGHS 56-66. NORTHWEST
WINDS 10 TO 20 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 38-46. HIGHS 56-67.
FRIDAY
MOSTLY CLEAR. LOWS 38-48. HIGHS 56-67.
8 TO 10 DAY OUTLOOK
SATURDAY DECEMBER 28TH THROUGH MONDAY
DECEMBER 30TH: ABOVE NORMAL TEMPERATURES AND BELOW MEDIAN
PRECIPITATION.
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