350
FNUS55 KTWC 202114
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
214 PM MST MON APR 20 2026
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
THERE IS A MODEST INCREASE IN MID-LEVEL MOISTURE NEAR THE WHITE
MOUNATINS THAT HAS RESULTED IN MAINLY DRY STORMS/THUNDERSTORMS
THIS LATE MORNING AND IS EXPECTED TO CONTINUE THIS AFTERNOON WITH
GUSTY AND ERRATIC OUTFLOW WINDS POSSIBLE NEAR THE DOWNDRAFTS.
MINIMUM RHS WILL GENERALLY BE 10-15 PERCENT IN THE VALLEYS AND
15-25 PERCENT IN MOUNTAINS TODAY, DECREASING TO THE SINGLE DIGITS
TO MID TEENS AREAWIDE BY MID- WEEK. OTHERWISE, PASSING SYSTEMS TO
THE NORTH THIS WEEK WILL KEEP SOUTHEAST ARIZONA DRY, BUT BREEZY
THE SECOND HALF OF THE WEEK INTO NEXT WEEKEND. THERE IS A 50-70
PERCENT PROBABILITY THAT AREAS TUCSON EASTWARD WILL REACH ELEVATED
TO NEAR CRITICAL FIRE WEATHER CONDITIONS WEDNESDAY THROUGH THE
WEEKEND.
AZZ150-211415-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
214 PM MST MON APR 20 2026
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........55 TO 65 DEGS.
24 HR TREND...........UP 1 DEG.
* MAX HUMIDITY.............28 TO 38 PCT.
24 HR TREND...........UP 3 TO 6 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT.
* 10000 FT MSL WIND........SOUTH 10 TO 15 MPH.
TUESDAY
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT) THEN BECOMING
MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........84 TO 94 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MIN HUMIDITY.............8 TO 16 PCT.
24 HR TREND...........UP 1 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTH 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTH 20 TO 25 MPH.
* MIXING HEIGHT............11943 FT AGL.
* TRANSPORT WINDS..........SOUTH 17 TO 18 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (214974 KNOT-FT).
TUESDAY NIGHT
* SKY/WEATHER..............MOSTLY CLEAR (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........50 TO 60 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MAX HUMIDITY.............31 TO 41 PCT.
24 HR TREND...........DOWN 3 TO 6 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........80 TO 90 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MIN HUMIDITY.............9 TO 17 PCT.
24 HR TREND...........UP 1 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
* MIXING HEIGHT............10481 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 11 TO 17 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (178177 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 80 TO 90.
SOUTHWEST WIND AROUND 15 MPH. MINIMUM HUMIDITY 8 TO 14 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 81 TO 91. SOUTHWEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 7 TO 17 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 52 TO 62. HIGHS 79 TO 89. SOUTH
WIND AROUND 15 MPH. MINIMUM HUMIDITY 12 TO 22 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 74 TO 84.
MONDAY
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS 77 TO 87.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
AZZ151-211415-
ARIZONA FIRE WEATHER ZONE 151
WESTERN HALF DESERT GRASSLANDS FDRA INCLUDING ELEVATIONS UP TO
5500 FEET IN SOUTHEAST CORNER OF PINAL COUNTY-
EXTREME EASTERN PIMA COUNTY-WESTERN THIRD OF COCHISE COUNTY-
SANTA CRUZ COUNTY-TDC-
214 PM MST MON APR 20 2026
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........49 TO 59 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MAX HUMIDITY.............33 TO 43 PCT.
24 HR TREND...........DOWN 6 TO 10 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTH 10 TO 15 MPH.
TUESDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT) THEN BECOMING
MOSTLY SUNNY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........79 TO 89 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............11 TO 18 PCT.
24 HR TREND...........UP 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTH 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTH 15 TO 20 MPH.
* MIXING HEIGHT............9343 FT AGL.
* TRANSPORT WINDS..........SOUTH 15 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (140145 KNOT-FT).
TUESDAY NIGHT
* SKY/WEATHER..............MOSTLY CLEAR (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........45 TO 55 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............35 TO 45 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........76 TO 86 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............10 TO 16 PCT.
24 HR TREND...........DOWN 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
* MIXING HEIGHT............8293 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 14 TO 20 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (165860 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 75 TO 85.
SOUTHWEST WIND AROUND 15 MPH. MINIMUM HUMIDITY 9 TO 16 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 76 TO 86. SOUTHWEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 9 TO 14 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 45 TO 55. HIGHS 75 TO 85.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 11 TO 18 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 46 TO 56. HIGHS 70 TO 80.
MONDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 72 TO 82.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
AZZ152-211415-
ARIZONA FIRE WEATHER ZONE 152
EASTERN HALF DESERT GRASSLANDS FDRA INCLUDING ELEVATIONS UP TO
5500 FEET IN SOUTHWEST GRAHAM COUNTY AND EASTERN TWO THIRDS OF
COCHISE COUNTY-SOUTHERN SAN CARLOS RESERVATION-
SOUTHERN GREENLEE COUNTY BELOW 5000 FEET-TDC-
214 PM MST MON APR 20 2026
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (25-35 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........49 TO 59 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............33 TO 43 PCT.
24 HR TREND...........DOWN 16 TO 20 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH IN THE EVENING
BECOMING LIGHT.
* 10000 FT MSL WIND........SOUTHWEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........79 TO 89 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MIN HUMIDITY.............9 TO 17 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTH 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 10 TO 15 MPH.
* MIXING HEIGHT............11412 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 11 TO 14 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (159768 KNOT-FT).
TUESDAY NIGHT
* SKY/WEATHER..............PARTLY CLOUDY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........46 TO 56 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............34 TO 44 PCT.
24 HR TREND...........DOWN 6 TO 10 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 15 MPH INCREASING TO
AROUND 25 MPH AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........76 TO 86 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............8 TO 17 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH INCREASING TO
WEST AROUND 20 MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
* MIXING HEIGHT............10552 FT AGL.
* TRANSPORT WINDS..........WEST 14 TO 23 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (242696 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 74 TO 84. WEST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 8 TO 15 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 43 TO 53. HIGHS 76 TO 86. WEST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 8 TO 14 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 44 TO 54. HIGHS 76 TO 86.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 10 TO 18 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 46 TO 56. HIGHS 71 TO 81.
MONDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 72 TO 82.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
AZZ153-211415-
ARIZONA FIRE WEATHER ZONE 153
NORTHERN GRAHAM COUNTY-NORTHERN GREENLEE COUNTY-
WHITE AND GILA MOUNTAINS-APACHE SITGREAVES NF-
SOUTHERN SAN CARLOS RESERVATION ABOVE 5000 FEET-SDC-
214 PM MST MON APR 20 2026
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........43 TO 53 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MAX HUMIDITY.............45 TO 55 PCT.
24 HR TREND...........DOWN 9 TO 13 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHEAST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHWEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........68 TO 78 DEGS.
24 HR TREND...........UP 3 TO 6 DEGS.
* MIN HUMIDITY.............11 TO 20 PCT.
24 HR TREND...........DOWN 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHEAST AROUND 10 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 10 TO 15 MPH.
* MIXING HEIGHT............10001 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 11 KNOTS SHIFTING TO THE SOUTH
15 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (150015 KNOT-FT).
TUESDAY NIGHT
* SKY/WEATHER..............PARTLY CLOUDY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........41 TO 51 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MAX HUMIDITY.............29 TO 39 PCT.
24 HR TREND...........DOWN 11 TO 15 PCT.
* WIND (20 FT/10-MIN AVG)..WEST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........64 TO 74 DEGS.
24 HR TREND...........DOWN 5 TO 9 DEGS.
* MIN HUMIDITY.............9 TO 18 PCT.
24 HR TREND...........DOWN 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
* MIXING HEIGHT............7794 FT AGL.
* TRANSPORT WINDS..........WEST 20 TO 28 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (218232 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLEAR. LOWS 39 TO 49. HIGHS 63 TO 73. WEST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 9 TO 16 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 37 TO 47. HIGHS 64 TO 74. WEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 9 TO 16 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 39 TO 49. HIGHS 63 TO 73. WEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 12 TO 20 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 40 TO 50. HIGHS 60 TO 70.
MONDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 61 TO 71.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-211415-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
214 PM MST MON APR 20 2026
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........47 TO 57 DEGS.
24 HR TREND...........UP 3 TO 7 DEGS.
* MAX HUMIDITY.............28 TO 38 PCT.
24 HR TREND...........DOWN 19 TO 23 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHWEST 5 TO 10 MPH.
TUESDAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........69 TO 79 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MIN HUMIDITY.............12 TO 22 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTH 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 15 TO 20 MPH.
* MIXING HEIGHT............11395 FT AGL.
* TRANSPORT WINDS..........SOUTH 14 TO 15 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (165227 KNOT-FT).
TUESDAY NIGHT
* SKY/WEATHER..............PARTLY CLOUDY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........44 TO 54 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MAX HUMIDITY.............35 TO 45 PCT.
24 HR TREND...........DOWN 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 15 MPH INCREASING TO
AROUND 25 MPH AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........67 TO 77 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............10 TO 18 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 15 TO 20 MPH.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
* MIXING HEIGHT............10721 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 16 TO 22 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (203699 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS 65 TO 75. WEST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 10 TO 19 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS 67 TO 77. SOUTHWEST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 9 TO 18 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 42 TO 52. HIGHS 66 TO 76.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 12 TO 20 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 62 TO 72.
MONDAY
MOSTLY CLEAR. LOWS 38 TO 48. HIGHS 63 TO 73.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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