033
FNUS55 KGGW 300646
FWFGGW
FIRE WEATHER PLANNING FORECAST FOR NORTHEAST MONTANA
NATIONAL WEATHER SERVICE GLASGOW MT
1246 AM MDT SAT MAY 30 2026
DISCUSSION
A LOW PRESSURE SYSTEM WILL BRING COOLER TEMPERATURES AND FREQUENT
CHANCES FOR SHOWERS AND THUNDERSTORMS TO THE REGION THIS
WEEKEND.THE STEADIEST STORMS WILL OCCUR DURING AFTERNOON AND
EVENING HOURS. WIDESPREAD WETTING RAINS ARE EXPECTED THROUGH THE
WEEKEND, WITH ISOLATED TOTAL RAINFALL AMOUNTS EXCEEDING 1.5 INCHES
WITH THE STEADIEST AND MOST PERSISTENT STORMS. THIS TROUGH PATTERN
WILL REMAIN IN PLACE THROUGH EARLY NEXT WEEK WITH LOW FIRE WEATHER
CONCERNS.
MTZ134-300815-
NORTHERN VALLEY AND NORTHERN PHILLIPS COUNTIES-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....88-93.
MIN HUMIDITY........22-27 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 10 TO 20 MPH.
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
TONIGHT
SKY/WEATHER.........SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE
EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....52-57.
MAX HUMIDITY........81-86 PERCENT.
20-FOOT WINDS.......EAST WINDS 5 TO 15 MPH BECOMING NORTHEAST IN
THE LATE EVENING AND OVERNIGHT.
CWR (> 0.10 INCH)...20 PERCENT.
SATURDAY
SKY/WEATHER.........A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........44-49 PERCENT.
20-FOOT WINDS.......NORTHEAST WINDS 5 TO 15 MPH.
CWR (> 0.10 INCH)...30 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. EAST WINDS 15 TO 25 MPH.
MONDAY
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE MID 60S. WEST WINDS 20 TO
30 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 10 TO 20 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
40S. HIGHS IN THE LOWER 70S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S.
MTZ135-300815-
THE LITTLE ROCKIES-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT) THEN BECOMING PARTLY
CLOUDY (45-55 PERCENT). A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...40 PERCENT.
MAX TEMPERATURE.....88-93 VALLEYS AND 78-83 RIDGES.
MIN HUMIDITY........25-30 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......UPSLOPE/UPVALLEY 5-10 MPH BECOMING WEST 5
TO 15 MPH LATE IN THE MORNING, THEN
BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE
AFTERNOON.
RIDGE............NORTH WINDS 10 TO 20 MPH BECOMING NORTHWEST 5
TO 10 MPH LATE IN THE MORNING, THEN BECOMING
NORTHEAST 5 TO 15 MPH IN THE AFTERNOON.
CWR (> 0.10 INCH)...10 PERCENT.
TONIGHT
SKY/WEATHER.........A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING, THEN A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
CHANCE OF THUNDER...50 PERCENT.
MIN TEMPERATURE.....59-64 VALLEYS AND 53-58 RIDGES.
MAX HUMIDITY........62-67 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......NORTHWEST WINDS 5 TO 10 MPH.
RIDGE............NORTHWEST WINDS 5 TO 15 MPH.
CWR (> 0.10 INCH)...40 PERCENT.
SATURDAY
SKY/WEATHER.........SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....76-81 VALLEYS AND 65-70 RIDGES.
MIN HUMIDITY........42-47 PERCENT VALLEYS AND 53-58 PERCENT RIDGES.
20-FOOT WINDS.......
LOWER ELEVATION......NORTH WINDS 5 TO 15 MPH.
RIDGE............NORTH WINDS 5 TO 15 MPH.
CWR (> 0.10 INCH)...70 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS AROUND 60. NORTHWEST WINDS 10 TO 20 MPH.
MONDAY
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. WEST WINDS 20 TO
30 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
40S. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. HIGHS IN THE UPPER 60S.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S.
MTZ136-300815-
THE LOWER MISSOURI RIVER BREAKS INCLUDING THE CHARLES M RUSSELL
NATIONAL WILDLIFE REFUGE-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....89-94.
MIN HUMIDITY........20-25 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......UPSLOPE/UPVALLEY 5-10 MPH BECOMING
UPSLOPE/UPVALLEY 4-8 MPH IN THE AFTERNOON.
RIDGE............SOUTHEAST WINDS 10 TO 15 MPH BECOMING 5 TO 15
MPH IN THE LATE MORNING AND EARLY AFTERNOON,
THEN BECOMING EAST 5 TO 10 MPH LATE IN THE
AFTERNOON.
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
TONIGHT
SKY/WEATHER.........A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....56-61.
MAX HUMIDITY........75-80 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......NORTHEAST WINDS 5 TO 10 MPH BECOMING
NORTHWEST IN THE LATE EVENING AND
OVERNIGHT.
RIDGE............EAST WINDS 5 TO 10 MPH BECOMING NORTH IN THE
LATE EVENING AND OVERNIGHT.
CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY
SKY/WEATHER.........A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....77-82.
MIN HUMIDITY........46-51 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......NORTHEAST WINDS 5 TO 15 MPH.
RIDGE............NORTHEAST WINDS 5 TO 15 MPH.
CWR (> 0.10 INCH)...60 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 60S. NORTHWEST WINDS 15 TO 25 MPH.
MONDAY
SHOWERS LIKELY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
60S. WEST WINDS 15 TO 25 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS 10 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. HIGHS IN THE LOWER 70S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
MTZ137-300815-
SOUTHERN PETROLEUM AND SOUTHERN GARFIELD COUNTIES-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....88-93.
MIN HUMIDITY........18-23 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......SOUTH WINDS 10 TO 20 MPH BECOMING
SOUTHEAST 5 TO 15 MPH IN THE LATE MORNING
AND AFTERNOON.
RIDGE............SOUTHEAST WINDS 10 TO 15 MPH BECOMING
SOUTHWEST LATE IN THE MORNING, THEN BECOMING
EAST 5 TO 15 MPH IN THE AFTERNOON.
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....53-58.
MAX HUMIDITY........77-82 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......EAST WINDS 5 TO 10 MPH BECOMING NORTH
EARLY IN THE MORNING.
RIDGE............NORTH WINDS 5 TO 15 MPH UNTIL EARLY MORNING.
CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY
SKY/WEATHER.........A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND
A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....75-80.
MIN HUMIDITY........48-53 PERCENT.
20-FOOT WINDS.......
LOWER ELEVATION......NORTHEAST WINDS 5 TO 15 MPH EARLY IN THE
MORNING.
RIDGE............NORTHEAST WINDS 10 TO 20 MPH.
CWR (> 0.10 INCH)...80 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND 50.
HIGHS IN THE MID 60S. NORTHWEST WINDS 20 TO 30 MPH.
MONDAY
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. WEST WINDS 20 TO
30 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
WEST WINDS 10 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN
THE MID 40S. HIGHS IN THE LOWER 70S.
THURSDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S.
MTZ120-300815-
FORT PECK RESERVATION AND DANIELS/ROOSEVELT/SHERIDAN COUNTIES-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....87-92.
MIN HUMIDITY........24-29 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 20 TO 30 MPH.
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE EVENING,
THEN A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
CHANCE OF THUNDER...20 PERCENT.
MIN TEMPERATURE.....54-59.
MAX HUMIDITY........74-79 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 20 TO 30 MPH BECOMING EAST 10
TO 20 MPH EARLY IN THE MORNING.
CWR (> 0.10 INCH)...10 PERCENT.
SATURDAY
SKY/WEATHER.........A SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN
A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........43-48 PERCENT.
20-FOOT WINDS.......EAST WINDS 15 TO 25 MPH.
CWR (> 0.10 INCH)...20 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS 15 TO 25 MPH.
MONDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS 15 TO 25 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. SOUTH WINDS 10 TO 20 MPH.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 70S.
MTZ122-300815-
DAWSON/MCCONE/PRAIRIE/RICHLAND/WIBAUX COUNTIES-
1246 AM MDT SAT MAY 30 2026
TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY
CLOUDY (45-55 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....87-92.
MIN HUMIDITY........25-30 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 15 TO 25 MPH.
CWR (> 0.10 INCH)...ZERO.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE
OF SHOWERS IN THE EVENING.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....54-59.
MAX HUMIDITY........80-85 PERCENT.
20-FOOT WINDS.......SOUTHEAST WINDS 15 TO 25 MPH BECOMING EAST 10
TO 15 MPH EARLY IN THE MORNING.
CWR (> 0.10 INCH)...LESS THAN 10 PERCENT.
SATURDAY
SKY/WEATHER.........A SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN
THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....78-83.
MIN HUMIDITY........49-54 PERCENT.
20-FOOT WINDS.......EAST WINDS 10 TO 20 MPH.
CWR (> 0.10 INCH)...30 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO 20 MPH.
MONDAY
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 40S. HIGHS IN THE UPPER 60S. WEST WINDS 10 TO 20 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS 5 TO 15 MPH.
WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. HIGHS IN THE MID 70S.
THURSDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 70S.
WEATHER.GOV/GLASGOW
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