551
FNUS55 KPSR 271135
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
435 AM MST FRI NOV 27 2009
DISCUSSION
HIGH PRESSURE ALOFT WILL MOVE EAST WHILE A STRONG LOW PRESSURE SYSTEM
DROPS SOUTH ALONG THE CALIFORNIA COAST. A SLIGHT CHANCE OF SHOWERS IS
FORECAST ON THE DESERTS WITH A GOOD CHANCE OF RAIN OR SNOW SHOWERS
IN THE MOUNTAINS ON SATURDAY. THE RH AND WINDS WILL BE INCREASING AS
THE COLD FRONT MOVES INTO ARIZONA ON SATURDAY.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-272345-
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-
435 AM MST FRI NOV 27 2009
TODAY
SKY/WEATHER.....................MOSTLY SUNNY.
MAX TEMPERATURE.................75-81.
24 HR TREND..................LITTLE CHANGE.
MIN HUMIDITY....................12-17 PCT.
24 HR TREND..................3 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTH IN THE
AFTERNOON.
WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
CHANCE OF PRECIP................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........4 OR LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT FOR PHOENIX.......6500 FT AGL.
TRANSPORT WIND FOR PHOENIX......SOUTH 6 KNOTS.
DISPERSION FOR PHOENIX..........FAIR.
TONIGHT
SKY/WEATHER.....................PARTLY CLOUDY.
MIN TEMPERATURE.................46-56.
24 HR TREND..................LITTLE CHANGE.
MAX HUMIDITY....................41-66 PCT.
24 HR TREND..................15 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH IN THE
EVENING...BECOMING 25 TO 35 MPH
AFTER MIDNIGHT.
CHANCE OF PRECIP................0 PERCENT.
LAL.............................1.
SATURDAY
SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS.
MAX TEMPERATURE.................63-73.
24 HR TREND..................10 DEGREES COOLER.
MIN HUMIDITY....................26-33 PCT.
24 HR TREND..................15 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTHEAST 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTHWEST 5 TO
15 MPH IN THE AFTERNOON.
WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
CHANCE OF PRECIP................20 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT FOR PHOENIX.......11000 FT AGL.
TRANSPORT WIND FOR PHOENIX......SOUTH 18 KNOTS.
DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
40-50. HIGHS 60-65. NORTH WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS 36-46.
HIGHS 64-69. NORTHEAST WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 36-46. HIGHS 65-70. NORTHEAST WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 37-47. HIGHS 66-72.
THURSDAY
MOSTLY CLEAR. LOWS 38-48. HIGHS 66-72.
AZZ133-272345-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
435 AM MST FRI NOV 27 2009
TODAY
SKY/WEATHER.....................MOSTLY SUNNY.
MAX TEMPERATURE.................65-77.
24 HR TREND..................LITTLE CHANGE.
MIN HUMIDITY....................14-20 PCT.
24 HR TREND..................6 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTH IN THE
AFTERNOON.
WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
CHANCE OF PRECIP................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........3 OR VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
SKY/WEATHER.....................PARTLY CLOUDY.
MIN TEMPERATURE.................32-53.
24 HR TREND..................5 DEGREES WARMER.
MAX HUMIDITY....................48-85 PCT.
24 HR TREND..................10 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH IN THE
EVENING...BECOMING 30 TO 40 MPH
AFTER MIDNIGHT.
CHANCE OF PRECIP................0 PERCENT.
LAL.............................1.
SATURDAY
SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE MORNING...BECOMING
CHANCE OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.................56-69.
24 HR TREND..................8 DEGREES COOLER.
MIN HUMIDITY....................31-44 PCT.
24 HR TREND..................21 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
CHANCE OF PRECIP................30 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........3 OR VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 26-45. HIGHS
50-61. EAST WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
20-40. HIGHS 48-61. NORTHEAST WINDS 5 TO 15 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 20-36. HIGHS 55-65. NORTHEAST WINDS
5 TO 15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 20-37. HIGHS 57-66.
THURSDAY
MOSTLY CLEAR. LOWS 20-38. HIGHS 56-66.
AZZ131-CAZ231-272345-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
435 AM MST FRI NOV 27 2009 /335 AM PST FRI NOV 27 2009/
TODAY
SKY/WEATHER.....................MOSTLY SUNNY.
MAX TEMPERATURE.................76-80.
24 HR TREND..................LITTLE CHANGE.
MIN HUMIDITY....................11-16 PCT.
24 HR TREND..................3 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTHEAST IN THE
AFTERNOON.
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.........4 OR LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT FOR YUMA..........2500 FT AGL.
TRANSPORT WIND FOR YUMA.........NORTHEAST 2 KNOTS.
DISPERSION FOR YUMA.............POOR.
TONIGHT
SKY/WEATHER.....................MOSTLY CLEAR.
MIN TEMPERATURE.................44-52.
24 HR TREND..................LITTLE CHANGE.
MAX HUMIDITY....................39-54 PCT.
24 HR TREND..................14 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH IN THE
EVENING...BECOMING 30 TO 40 MPH
AFTER MIDNIGHT.
CHANCE OF PRECIP................0 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
SATURDAY
SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS.
MAX TEMPERATURE.................65-69.
24 HR TREND..................11 DEGREES COOLER.
MIN HUMIDITY....................24-32 PCT.
24 HR TREND..................15 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH IN THE
MORNING...BECOMING 20 TO 30 MPH IN
THE AFTERNOON.
CHANCE OF PRECIP................20 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT FOR YUMA..........7000 FT AGL.
TRANSPORT WIND FOR YUMA.........WEST 8 KNOTS.
DISPERSION FOR YUMA.............GOOD.
EXTENDED
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
40-48. HIGHS 64-68. NORTH WINDS 10 TO 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 37-48. HIGHS 67-71. NORTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 37-46. HIGHS 68-72. NORTH WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 42-47. HIGHS 69-73.
THURSDAY
MOSTLY CLEAR. LOWS 42-47. HIGHS 69-73.
CAZ230-272345-
JOSHUA TREE NATIONAL PARK-
335 AM PST FRI NOV 27 2009
TODAY
SKY/WEATHER.....................MOSTLY SUNNY.
MAX TEMPERATURE.................65-76.
24 HR TREND..................LITTLE CHANGE.
MIN HUMIDITY....................11-16 PCT.
24 HR TREND..................LITTLE RH CHANGE.
WINDS - 20 FEET...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE
MORNING...BECOMING SOUTH 5 TO 10
MPH IN THE AFTERNOON.
WINDS...10000 FT MSL............SOUTHWEST 5 TO 15 MPH IN THE
MORNING...BECOMING 15 TO 25 MPH IN
THE AFTERNOON.
CHANCE OF PRECIP................0 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
SKY/WEATHER.....................PARTLY CLOUDY.
MIN TEMPERATURE.................35-43.
24 HR TREND..................3 DEGREES COOLER.
MAX HUMIDITY....................45-69 PCT.
24 HR TREND..................29 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
CHANCE OF PRECIP................0 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
SATURDAY
SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE MORNING...BECOMING
CHANCE OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.................48-64.
24 HR TREND..................15 DEGREES COOLER.
MIN HUMIDITY....................27-45 PCT.
24 HR TREND..................22 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH.
WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
CHANCE OF PRECIP................30 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........4 OR LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
32-42. HIGHS 52-63. NORTH WINDS 15 TO 25 MPH.
MONDAY
MOSTLY CLEAR. LOWS 32-42. HIGHS 57-64. NORTH WINDS
15 TO 25 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 32-42. HIGHS 62-68. NORTH WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 36-42. HIGHS 62-68.
THURSDAY
MOSTLY CLEAR. LOWS 36-43. HIGHS 62-68.
CAZ232-272345-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
335 AM PST FRI NOV 27 2009
TODAY
SKY/WEATHER.....................MOSTLY SUNNY.
MAX TEMPERATURE.................74-81.
24 HR TREND..................LITTLE CHANGE.
MIN HUMIDITY....................11-16 PCT.
24 HR TREND..................3 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE
MORNING...BECOMING SOUTH 5 TO 10
MPH IN THE AFTERNOON.
WINDS...10000 FT MSL............SOUTHWEST 5 TO 15 MPH IN THE
MORNING...BECOMING 15 TO 25 MPH IN
THE AFTERNOON.
CHANCE OF PRECIP................0 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........4 OR LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TONIGHT
SKY/WEATHER.....................MOSTLY CLEAR.
MIN TEMPERATURE.................45-51.
24 HR TREND..................LITTLE CHANGE.
MAX HUMIDITY....................40-60 PCT.
24 HR TREND..................18 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH IN THE
EVENING...BECOMING 35 TO 45 MPH
AFTER MIDNIGHT.
CHANCE OF PRECIP................0 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
SATURDAY
SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS.
MAX TEMPERATURE.................59-69.
24 HR TREND..................13 DEGREES COOLER.
MIN HUMIDITY....................27-38 PCT.
24 HR TREND..................19 PCT WETTER.
WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH.
WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH IN THE
MORNING...BECOMING WEST 20 TO 30
MPH IN THE AFTERNOON.
CHANCE OF PRECIP................20 PERCENT.
CWR (>= 0.10 IN)................0 PERCENT.
LAL.............................1.
HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
43-49. HIGHS 61-68. NORTH WINDS 10 TO 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 39-49. HIGHS 65-71. NORTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 39-46. HIGHS 68-73. NORTH WINDS
5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 42-47. HIGHS 68-73.
THURSDAY
MOSTLY CLEAR. LOWS 43-48. HIGHS 68-73.
8 TO 10 DAY OUTLOOK
FRIDAY DECEMBER 4TH THROUGH SUNDAY DECEMBER
6TH...BELOW NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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