FNUS73 KBIS 171333 FWSBIS SPOT FORECAST FOR HB-39...USFWS NATIONAL WEATHER SERVICE BISMARCK ND 833 AM CDT FRI MAY 17 2013 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SCATTERED TO NUMEROUS THUNDERSTORMS AND RATHER PERSISTENT CLOUD COVER WILL HELP KEEP RELATIVE HUMIDITIES HIGH ENOUGH TO LIMIT FIRE SPREAD...EVEN WITH VEGETATION THAT HAS NOT GREENED. GENERALLY EAST-SOUTHEAST WINDS MAY OCCASIONALLY GUST TO 15 MPH...BUT WILL REMAIN SUSTAINED AROUND 7 TO 12 MPH. IT IS WORTH NOTING THAT THE TOPOGRAPHY AT YOUR BURN SITE SUGGESTS THAT WIND DIRECTION WILL VARY FROM NORTHEAST TO SOUTHEAST AS WIND WORKS AROUND THE HILL TO YOUR EAST. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY. TEMPERATURE.........58 AT IGNITION...MAX 66. RH..................77 PERCENT AT IGNITION...MIN 61 PERCENT. WIND................WINDS EAST AT 10 MPH AT IGNITION...OTHERWISE EAST WINDS 5 TO 10 MPH. HAINES INDEX........3 VERY LOW AT IGNITION...MAX 3. SMOKE DISPERSAL.....FAIR. LAL.................1. CWR.................51 PERCENT. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........94 94 94 93 91 90 90 91 91 91 90 WEATHER COV.....SCT SCT SCT SCT SCT SCT SCT SCT SCT SCT SCT WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW TEMP............51 52 54 56 58 60 62 63 63 65 66 RH..............91 89 86 80 77 72 67 65 67 63 61 20 FT WIND DIR..E E E E E E E E E E E 20 FT WIND SPD..11 11 11 11 11 11 11 11 11 11 11 20 FT WIND GUST.15 15 15 15 15 15 15 15 15 15 15 CWR.............50 50 50 50 50 50 50 50 50 50 50 LAL.............1 1 1 1 1 1 1 1 1 1 1 HAINES INDEX....3 3 3 3 3 3 3 3 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY. TEMPERATURE.........MIN 51. RH..................MAX 100 PERCENT. WIND................NORTHEAST WINDS 5 TO 9 MPH. SMOKE DISPERSAL.....POOR. LAL.................1. CWR.................48 PERCENT. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........89 88 89 91 94 94 WEATHER COV.....SCTTRD LIKELY LIKELY LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............66 61 57 54 53 52 RH..............61 72 86 96 100 100 20 FT WIND......E 10 E 9 E 9 E 10 NE 9 NE 9 20 FT WIND GUST.15 10 10 15 10 10 CWR.............50 50 50 50 50 50 LAL.............1 1 1 1 1 1 HAINES INDEX....3 3 3 3 3 3 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. RAIN SHOWERS LIKELY THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........MAX 64. RH..................MIN 67 PERCENT. WIND................EAST WINDS 5 TO 14 MPH. HAINES INDEX........3 VERY LOW. SMOKE DISPERSAL.....GOOD. LAL.................2 INCREASING TO 3 IN THE AFTERNOON. CWR.................66 PERCENT. TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........90 94 93 86 92 92 WEATHER COV.....LIKELY LIKELY LIKELY LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............51 54 58 61 63 64 RH..............96 93 83 75 70 67 20 FT WIND......NE 7 NE 10 E 11 E 12 E 15 E 15 20 FT WIND GUST.10 15 15 15 20 20 CWR.............70 70 70 70 70 70 LAL.............2 2 2 3 3 3 HAINES INDEX....3 3 3 3 3 3 $$ FORECASTER...SCHECK REQUESTED BY...CALVIN MOLDENHAUER TYPE OF REQUEST...PRESCRIBED .TAG 20130517.HB39_.02/BIS