091  
FNUS75 KMSO 251853  
FWSMSO  
 
SPOT FORECAST FOR MSP WATER EVENT  
NATIONAL WEATHER SERVICE MISSOULA MT  
1253 PM MDT SAT OCT 25 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1500 MDT ON OCTOBER 26.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
TEMPERATURES TREND COOLER ON SUNDAY WITH SNOW  
SHOWERS AND BREEZY WINDS.  
 
ANOTHER ROUND OF SHOWERS ARRIVES SUNDAY NIGHT INTO MONDAY  
MORNING. SNOW AMOUNTS ARE EXPECTED TO BE LIMITED TO AN INCH OR  
LESS THROUGH MONDAY. LOW TEMPERATURES WILL BE EVEN COLDER SUNDAY  
NIGHT, REACHING FREEZING DURING THE EVENING AND MID TO LOW 20S FOR  
THE MONDAY MORNING LOW. TEMPERATURES ARE MOST LIKELY TO WARM TO  
THE UPPER 30S ON MONDAY.  
   
SUNDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CHANCE OF PRECIP....10 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....41-46.  
* MIN HUMIDITY........38-43 PERCENT.  
* WIND (20 FT)........WEST 10-14 MPH WITH GUSTS TO AROUND 30 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
TIME (MDT) 3PM 4PM 5PM  
SKY (%).........31 31 30  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 0 0  
CHC OF LTNG (%).10 0 0  
TEMP............41 41 42  
RH..............43 42 41  
SURFACE WND DIR.W W W  
SURFACE WND SPD.14 13 10  
SURFACE WND GST.25 25 20  
   
SUNDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW.  
* CHANCE OF PRECIP....50 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....22-27.  
* MAX HUMIDITY........81-86 PERCENT.  
* WIND (20 FT)........SOUTHWEST AROUND 8 MPH WITH GUSTS TO AROUND  
20 MPH BECOMING 8-9 MPH IN THE EVENING AND OVERNIGHT, THEN  
DECREASING TO AROUND 7 MPH AFTER 3 AM.  
* PRECIP AMOUNT.......0.01 INCHES.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........59 59 66 59 60 65 69 69 69 69 69 69  
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC  
WEATHER TYPE....SN SN SN SN SN SN SN SN SN SN SN SN  
TSTM COV........  
CHC OF PCPN (%).40 40 40 40 40 40 50 50 50 50 50 50  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............39 37 36 32 31 30 30 29 29 28 27 26  
RH..............48 53 58 63 67 71 75 78 81 83 85 85  
SURFACE WND DIR.SW S S SW SW SW SW SW SW SW SW SW  
SURFACE WND SPD.8 8 8 9 9 9 8 8 8 7 7 7  
SURFACE WND GST.20 15 15 15 15 15 15 15 15 15 15 15  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE  
MORNING.  
* CHANCE OF PRECIP....20 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....36-41.  
* MIN HUMIDITY........41-46 PERCENT.  
* WIND (20 FT)........WEST 7-14 MPH. GUSTS UP TO 30 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........65 65 65 48 48 48 42 42 42 33 33 33  
WEATHER COV.....SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....SN SN SN SN SN SN  
TSTM COV........  
CHC OF PCPN (%).20 20 20 20 20 20 10 10 10 10 10 10  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............26 25 25 26 29 32 35 37 38 39 38 37  
RH..............86 88 89 87 79 69 60 54 49 47 46 48  
SURFACE WND DIR.SW SW SW W W W W W W W W W  
SURFACE WND SPD.7 7 7 10 10 10 14 14 14 14 14 14  
SURFACE WND GST.15 15 15 20 20 20 25 25 25 30 30 30  
 

 
FORECASTER...KITSMILLER  
REQUESTED BY...SUSAN SCHIMMING  
TYPE OF REQUEST...OTHER  
.TAG 2524479.0/MSO  
.DELDT 10/25/25  
.FORMATTERVERSION 2.0.0  
.EMAIL SMENICUCCI-SCHIMMING@MT.GOV  
 
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