917
FNUS75 KTWC 051131
FWSTWC
SPOT FORECAST FOR EAST EAGLE RX...USFS
NATIONAL WEATHER SERVICE TUCSON AZ
431 AM MST TUE MAY 5 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 MST ON MAY 05.
DISCUSSION
LIGHT RAIN SHOULD REDUCE IN COVERAGE BY THE LATE MORNING WITH
ISOLATED TO SCATTERED SHOWERS POSSIBLE NEAR THE BURN SITE THROUGH
THE AFTERNOON. THERE IS A SLIGHT CHANCE OF A THUNDERSTORM IN A WINDOW
FROM 1100 MST TO 1800 MST, WHICH COULD BRING A THREAT OF GUSTY AND
ERRATIC WINDS. OVERALL PREVAILING WINDS WILL INCREASE TO 13-18 MPH
WITH GUSTS UP TO 30 MPH AFTER 1000 AM THROUGH THE AFTERNOON, BEFORE
DECREASING IN STRENGTH THROUGH THIS EVENING. COOLER TEMPERATURES AND
INCREASED MOISTURE TODAY WILL KEEP MINIMUM RELATIVE HUMIDITY ABOVE 50
PERCENT WITH AN OVERNIGHT RECOVERY ABOVE 80 PERCENT. RELATIVE HUMIDITY
DROPS TO AROUND 25 PERCENT WEDNESDAY AFTERNOON WITH FURTHER DRYING THROUGH
THE REMAINDER OF THE WEEK AS A WARMING TREND IS EXPECTED TO TAKE PLACE.
TODAY
SKY/WEATHER.........CLOUDY WITH LIGHT RAIN THIS MORNING, BECOMING
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND
A SLIGHT CHANCE OF A THUNDERSTORM THIS AFTERNOON.
CHANCE OF PCPN......70 PERCENT THIS MORNING DECREASING TO 30 PERCENT
THIS AFTERNOON.
MAX TEMPERATURE.....46-49 DEGREES.
MIN HUMIDITY........59-62 PERCENT.
20-FOOT WINDS.......SOUTHWEST WINDS 7 TO 12 MPH WITH GUSTS TO 22 MPH
THROUGH 1000 MST THEN INCREASING TO 13 TO 18 MPH
WITH GUSTS 30 MPH THROUGH THE AFTERNOON.
GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
IN THE AFTERNOON.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 4500 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 10 TO 17 KNOTS INCREASING TO 20 TO 24
KNOTS IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (6300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (109100 KNOT-FT) IN
THE AFTERNOON.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........90 83 74 59
WEATHER COV.....LIKELY LIKELY CHANCE CHANCE
WEATHER TYPE....RAIN RNSHWR RNSHWR RNSN
TSTM COV........ S CHC S CHC
CWR.............60 40 20 30
TEMP............37 41 44 47
RH..............100 95 81 60
20 FT WIND......SW 5G13 SW 7G18 SW 8G20 SW 12G25
MIX HGT (FT)....600 700 2100 4500
TRANSPORT WIND..W 11 SW 12 SW 17 SW 24
VRATE KT-FT/1K..7 9 36 109
VENTRATE CAT....POOR MRGL FAIR EXNT
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY IN THE EVENING BECOMING PARTLY
CLOUDY LATE. SLIGHT CHANCE OF A SHOWER OR
THUNDERSTORM IN THE EARLY EVENING.
CHANCE OF PCPN......20 PERCENT DECREASING TO 0 PERCENT LATE
IN THE EVENING.
MIN TEMPERATURE.....28-31 DEGREES.
MAX HUMIDITY........89-92 PERCENT.
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 14 MPH WITH GUSTS TO AROUND 20
MPH IN THE EARLY EVENING SHIFTING TO THE WEST TO
NORTHWEST AND DECREASING TO 6 TO 11 MPH AFTER 2100 MST.
MIXING HEIGHT.......2800 FT AGL DECREASING TO 100 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 19 KNOTS SHIFTING TO THE NORTHWEST
AROUND 9 KNOTS AFTER MIDNIGHT.
SMOKE DISPERSAL.....GOOD (53900 KNOT-FT) DECREASING TO MARGINAL
(8900 KNOT-FT) EARLY IN THE EVENING DECREASING
TO POOR (0 KNOT-FT) LATE IN THE NIGHT.
TIME (MST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........49 50 26 4
WEATHER COV.....S CHC CHANCE
WEATHER TYPE....RNSN SNSHWR NONE NONE
TSTM COV........S CHC S CHC
CWR.............20 30 0 0
TEMP............42 34 32 30
RH..............67 84 90 88
20 FT WIND......SW 10G20 W 7G16 NW 5G12 NW 5G12
MIX HGT (FT)....2800 BLW100 BLW100 BLW100
TRANSPORT WIND..W 19 W 11 W 10 NW 10
VRATE KT-FT/1K..54 0 0 0
VENTRATE CAT....GOOD POOR POOR POOR
WEDNESDAY
SKY/WEATHER.........SUNNY. SLIGHT CHANCE OF RAIN SHOWERS IN THE LATE
AFTERNOON.
CHANCE OF PCPN......10 PERCENT IN THE LATE AFTERNOON.
MAX TEMPERATURE.....52-55 DEGREES.
MIN HUMIDITY........26-29 PERCENT.
20-FOOT WINDS.......NORTHWEST WIND 5 TO 10 MPH THROUGH 1000 MST BECOMING
WEST 7 TO 12 MPH WITH GUSTS TO
AROUND 18 MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......1900 FT AGL INCREASING TO 7700 FT AGL.
TRANSPORT WINDS.....NORTHWEST 9 TO 13 KNOTS SHIFTING TO THE WEST 13
TO 18 KNOTS LATE IN THE MORNING.
SMOKE DISPERSAL.....POOR (0 KNOT-FT) INCREASING TO EXCELLENT
(109600 KNOT-FT).
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........4 4 16 16
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 10 10
TEMP............29 42 51 53
RH..............86 46 30 27
20 FT WIND......NW 6G11 W 7G14 W 9G18 W 9G19
MIX HGT (FT)....BLW100 3100 6600 7700
TRANSPORT WIND..NW 9 W 13 W 14 W 16
VRATE KT-FT/1K..0 41 92 124
VENTRATE CAT....POOR GOOD VYGD EXNT
FORECASTER...EDWARDS
REQUESTED BY...JOE NAMES
TYPE OF REQUEST...PRESCRIBED
.TAG 2610920.15/TWC
.DELDT 05/05/26
.FORMATTERVERSION 2.0.0
.EMAIL JOSEPH.NAMES@USDA.GOV
VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
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