030
FNUS75 KTWC 180107
FWSTWC
SPOT FORECAST FOR MENEGERS DAM...TOHONO OODHAM OEM
NATIONAL WEATHER SERVICE TUCSON AZ
607 PM MST WED SEP 17 2025
FORECAST IS BASED ON FORECAST START TIME OF 1800 MST ON SEPTEMBER 17.
DISCUSSION
FOR THE REST OF THE EVENING CHANCES FOR STORMS AND SHOWERS WILL CONTINUE
TO DIMINISH. THERE IS CURRENTLY ONE STORM JUST TO THE SOUTH OF MENEGERS BUT
IT IS MOSTLY STAYING TO THE SOUTH. THE MAIN CONCERN WITH STORMS AND SHOWERS
IS BRIEF HEAVY RAINFALL LEADING TO FLASH FLOODING. TOMORROW, THERE IS A 30
TO 50 PERCENT CHANCE FOR STORMS AND SHOWERS IN THE AFTERNOON TO EVENING HOURS.
AGAIN, THE MAIN CONCERN WITH STORMS AND SHOWERS IS HEAVY RAINFALL LEADING TO
FLASH FLOODING. THERE IS A 20 TO 40 PERCENT CHANCE FOR GREATER THAN 1
INCH OF RAINFALL. BY THE WEEKEND, STORM CHANCES DIMINISH SIGNIFICANTLY
AND AN INCREASING TEMPERATURE TREND BEGINS.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN
THE EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS OVERNIGHT.
CHANCE OF PRECIP....30 PERCENT.
MIN TEMPERATURE.....73-76 DEGREES.
MAX HUMIDITY........81-84 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TRANSPORT WINDS.....SOUTHEAST 4 TO 10 KNOTS.
PCPN AMOUNT.........0.23 INCHES.
TIME (MST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........79 79 59 48
WEATHER COV.....CHANCE S CHC
WEATHER TYPE....RNSHWR NONE NONE RNSHWR
TSTM COV........CHANCE S CHC
CHC OF PCPN (%).30 10 10 10
TEMP............87 83 80 77
RH..............54 60 68 77
SURFACE WIND....N 5G12 SW 5G9 S 4G8 SE 3G6
TRANSPORT WIND..S 10 SE 7 SE 6 S 5
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PRECIP....50 PERCENT.
MAX TEMPERATURE.....94-97 DEGREES.
MIN HUMIDITY........40-43 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 KNOTS SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON, THEN
SHIFTING TO THE WEST.
PCPN AMOUNT.........0.03 INCHES.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........39 28 33 65
WEATHER COV.....S CHC S CHC S CHC CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC S CHC S CHC CHANCE
CHC OF PCPN (%).20 20 20 50
TEMP............75 84 92 94
RH..............82 60 47 41
SURFACE WIND....E 3G5 S 3G7 SW 4G8 W 4G10
TRANSPORT WIND..E 5 SE 6 S 6 SW 5
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
CHANCE OF PRECIP....40 PERCENT.
MIN TEMPERATURE.....74-77 DEGREES.
MAX HUMIDITY........80-83 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TRANSPORT WINDS.....WEST 5 TO 11 KNOTS SHIFTING TO THE NORTHEAST 3
TO 4 KNOTS OVERNIGHT, THEN SHIFTING TO THE EAST
AROUND 4 KNOTS AFTER 3 AM.
PCPN AMOUNT.........0.03 INCHES.
TIME (MST) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........57 59 54 57
WEATHER COV.....CHANCE CHANCE S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........CHANCE CHANCE S CHC S CHC
CHC OF PCPN (%).40 30 20 20
TEMP............91 84 80 77
RH..............49 61 69 79
SURFACE WIND....W 5G10 SW 4G8 S 4G8 SE 3G6
TRANSPORT WIND..NW 7 W 8 NW 5 NE 3
FRIDAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING SUNNY. CHANCE OF
SHOWERS AND THUNDERSTORMS.
CHANCE OF PRECIP....30 PERCENT.
MAX TEMPERATURE.....95-98 DEGREES.
MIN HUMIDITY........39-42 PERCENT.
SURFACE WINDS (MPH).LIGHT WINDS.
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 KNOTS SHIFTING TO THE
SOUTHWEST AROUND 9 KNOTS LATE IN THE AFTERNOON.
PCPN AMOUNT.........0.04 INCHES.
TIME (MST) 6 AM 9 AM NOON 3 PM
SKY (%).........50 50 55 55
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........CHANCE CHANCE CHANCE CHANCE
CHC OF PCPN (%).30 30 30 30
TEMP............76 84 93 96
RH..............80 62 44 40
SURFACE WIND....E 3G5 SE 3G7 S 4G8 SW 4G10
TRANSPORT WIND..E 5 SE 7 S 8 SW 8
FORECASTER...MALARKEY
REQUESTED BY...ANTHONY MANUEL
TYPE OF REQUEST...OTHER
.TAG 2522125.0/TWC
.DELDT 09/17/25
.FORMATTERVERSION 2.0.0
.EMAIL ANTHONY.MANUEL@TONATION-NSN.GOV
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