120  
FNUS73 KFGF 301728  
FWSFGF  
 
SPOT FORECAST FOR WHITE EARTH COMMUNITY RX UNIT #14...BIA  
NATIONAL WEATHER SERVICE GRAND FORKS ND  
1228 PM CDT SUN MAR 30 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MARCH 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CALL THE NWS IN GRAND FORKS AT 701-795-5127 FOR ADDITIONAL  
INFORMATION AND MONITOR OUR WEBSITE (WWW.WEATHER.GOV/FGF) OR NOAA  
ALL-HAZARDS RADIO FOR THE LATEST UPDATES.  
   
DISCUSSION  
 
BREEZY NORTHERLY WINDS BETWEEN 10 AND 15 KNOTS WILL CONTINUE FOR  
THE REMAINDER OF THE DAY. THE MAIN QUESTION RIGHT NOW IS HOW LOW  
RELATIVE HUMIDITY VALUES WILL GET. RIGHT NOW THE OFFICIAL FORECAST  
IS GENERALLY UPPER 30S TO LOWER 40S, HOWEVER OBSERVATIONS INDICATE  
WE ARE ALREADY APPROACHING THAT THRESHOLD. FOR THIS REASON, IT  
SEEMS FEASIBLE TO GET DOWN INTO THE LOW TO MID 30S. THE REASONABLE  
WORST CASE SCENARIO WOULD BE UPPER 20S IN RELATIVE HUMIDITY AS  
DRIER AIR PUSHES IN FROM THE NORTH, BUT THIS IS A VERY LOW  
PROBABILITY SCENARIO (10%).  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
MAX TEMPERATURE.....AROUND 42.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........NORTH WINDS 10 TO 15 MPH.  
MIXING HEIGHT.......4300 FT AGL.  
MIXING WINDS........NORTH AROUND 20 MPH.  
SMOKE DISPERSAL.....47500 KNOT-FT EARLY IN THE MORNING INCREASING  
TO 72300 KNOT-FT IN THE AFTERNOON.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM  
SKY (%).........56 36 17 15 13  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............38 39 41 42 41  
RH..............48 48 44 41 43  
20 FT WIND DIR..N N N N N  
20 FT WIND SPD..10 15 15 15 15  
20 FT WIND GUST.16 16 20 23 22  
MIX HGT (KFT)...3.0 3.5 3.9 4.1 4.3  
MIXING WIND DIR.N N N N N  
MIXING WIND SPD.20 20 20 20 20  
VRATE KT-FT/1K..48 60 66 69 72  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT).  
MIN TEMPERATURE.....AROUND 20.  
MAX HUMIDITY........77 PERCENT.  
WIND (20 FT)........NORTH WINDS 10 TO 15 MPH.  
MIXING HEIGHT.......600 FT AGL.  
MIXING WINDS........NORTH 15 TO 20 MPH.  
SMOKE DISPERSAL.....78900 KNOT-FT EARLY IN THE EVENING DECREASING  
TO 7900 KNOT-FT LATE IN THE NIGHT.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........14 34 45 38 38 47  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............40 35 30 28 25 24  
RH..............42 49 55 60 74 74  
20 FT WIND......N 15 N 15 N 10 N 10 N 10 N 10  
20 FT WIND GUST.21 20 18 16 15 14  
MIX HGT (FT)....4400 1300 600 900 1100 1500  
MIXING WIND.....N 20 N 15 N 15 N 15 N 15 N 15  
VRATE KT-FT/1K..79 20 8 13 14 20  
   
MONDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
MAX TEMPERATURE.....AROUND 38.  
MIN HUMIDITY........31 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......4100 FT AGL.  
MIXING WINDS........NORTH 10 TO 15 MPH DECREASING TO AROUND 5 MPH  
LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....(16500 KNOT-FT).  
 
TIME (CDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........46 43 10 1  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............22 23 32 37  
RH..............74 65 41 32  
20 FT WIND......N 10G14 N 10G13 N 5G13 NW 5G12  
MIX HGT (FT)....1600 1800 3200 3900  
MIXING WIND.....N 15 N 10 N 10 NW 10  
VRATE KT-FT/1K..17 17 24 25  
 
 
FORECASTER...AP  
REQUESTED BY...TERRANCE SNETSINGER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2508426.0/FGF  
.DELDT 03/30/25  
.FORMATTERVERSION 2.0.0  
.EMAIL SNETS34@GMAIL.COM  
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