468  
FNUS73 KDLH 071001  
FWSDLH  
 
SPOT FORECAST FOR FIREBIRD RESTORATION RX...MN DNR  
NATIONAL WEATHER SERVICE DULUTH MN  
501 AM CDT WED MAY 7 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MAY 07.  
IF THERE ARE QUESTIONS OR CONCERNS WITH THIS FORECAST, OR IF  
CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL  
WEATHER SERVICE IN DULUTH AT 218-729-0653.  
   
DISCUSSION
 
 
EAST WINDS OFF LAKE SUPERIOR WILL KEEP TEMPERATURES COOLER AND RH  
VALUES HIGHER THAN YESTERDAY. THERE IS A VERY LOW PROBABILITY <5%  
OF RH VALUES GETTING BELOW 20 PERCENT. EVEN IF TEMPERATURES GET  
INTO THE LOW 60S, RH VALUES SHOULD STAY AROUND 30 PERCENT. RH  
VALUES SHOULD BE LOWEST IN THE 3 TO 5 PM TIME RANGE. LIGHT EAST  
WINDS AROUND 8 MPH THIS MORNING WILL STRENGTHEN THIS MORNING TO  
GUST UP TO 20 MPH BY LATE MORNING AND THIS AFTERNOON.  
 
WARMER AND DRIER CONDITIONS ARE EXPECTED THURSDAY, WITH ABOUT A  
20 PERCENT CHANCE OF RH VALUES DIPPING BELOW 20 PERCENT. THIS  
COULD CHANGE IF CONDITIONS GET WARMER THAN FORECAST.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 58.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........EAST WINDS 9 TO 12 MPH WITH GUSTS TO AROUND 20  
MPH.  
MIXING HEIGHT.......3100 FT AGL.  
TRANSPORT WINDS.....EAST 20 TO 22 MPH.  
SMOKE DISPERSAL.....GOOD (35000-54800 KNOT-FT) INCREASING TO GOOD  
(45500-58300 KNOT-FT) LATE IN THE AFTERNOON.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR CLR CLR MCR CLR CLR CLR CLR  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
TEMP............47 51 53 55 56 56 56 58 56  
RH..............63 54 50 47 44 41 36 33 35  
20 FT WIND DIR..E E E E E E E E E  
20 FT WIND SPD..9 9 10 11 11 11 11 10 10  
20 FT WIND GUST.18 18 19 20 19 20 19 19 19  
MIX HGT (KFT)...1.9 2.1 2.5 2.8 3.0 3.1 3.0 3.0 2.7  
TRANSP WIND DIR.E E E E E E E E E  
TRANSP WIND SPD.21 21 22 22 21 22 21 20 20  
SDSPL KT-FT/100035 38 48 52 55 58 54 51 46  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT). AREAS OF FROST  
OVERNIGHT. WIDESPREAD FROST AFTER 3 AM.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 31.  
MAX HUMIDITY........80 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 9 MPH. GUSTS UP TO 21 MPH EARLY  
IN THE EVENING.  
MIXING HEIGHT.......2200 FT AGL.  
TRANSPORT WINDS.....EAST 12 TO 18 MPH.  
SMOKE DISPERSAL.....FAIR TO GOOD (16400-34900 KNOT-FT) DECREASING  
TO POOR (4500 KNOT-FT) IN THE LATE EVENING AND  
OVERNIGHT.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR MCR MCR  
WEATHER COV..... ARS ARS WID WID WID  
WEATHER TYPE.... FST FST FST FST FST  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............55 53 48 44 41 39 38 36 35 33 33 33  
RH..............38 41 49 55 62 67 70 69 72 74 76 80  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..9 9 8 7 6 5 5 5 5 4 4 4  
20 FT WIND GUST.19 18 16 15 14 14 14 14 13 13 12 12  
MIX HGT (KFT)...2.2 1.8 1.4 0.6 0.5 0.5 0.6 0.5 0.5 0.4 0.4 0.4  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.18 17 14 13 13 14 13 14 13 13 13 12  
SDSPL KT-FT/100035 28 16 6 6 6 6 6 6 5 5 5  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT). WIDESPREAD FROST EARLY IN  
THE MORNING.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 65.  
MIN HUMIDITY........25 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......2300 FT AGL INCREASING TO 3600 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHEAST 8 TO 13 MPH.  
SMOKE DISPERSAL.....POOR TO FAIR (3800-23100 KNOT-FT) INCREASING TO  
FAIR (21800 KNOT-FT) LATE IN THE AFTERNOON.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR CLR  
WEATHER COV.....WID WID  
WEATHER TYPE....FST FST  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............31 33 37 42 49 53 57 60 63 64 65 65  
RH..............80 77 68 56 44 38 33 29 28 26 27 28  
20 FT WIND DIR..E E E E E E E SE SE SE SE SE  
20 FT WIND SPD..4 4 5 5 5 5 5 5 5 5 5 5  
20 FT WIND GUST.12 12 12 12 12 12 12 13 13 14 14 14  
MIX HGT (KFT)...0.4 0.5 0.9 1.4 2.0 2.3 2.8 3.2 3.3 3.5 3.6 2.7  
TRANSP WIND DIR.E E E E SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.10 12 12 13 9 9 9 8 8 8 8 9  
SDSPL KT-FT/10004 5 9 15 16 19 21 22 22 23 25 22  
 

 
FORECASTER...LINDA  
REQUESTED BY...JOSH KOELSCH  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2513304.0/DLH  
.DELDT 05/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JOSHUA.KOELSCH@STATE.MN.US  
 
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