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Displaying AFOS PIL: FWSDMX Received: 2018-04-25 11:56 UTC
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377 FNUS73 KDMX 251156 FWSDMX Spot Forecast for Hickory Grove Park...Story County Conservation National Weather Service Des Moines IA 656 AM CDT Wed Apr 25 2018 Forecast is based on ignition time of 0800 CDT on April 25. If conditions become unrepresentative...contact the National Weather Service. An initial observation at ignition and a mid burn observation are required. Please relay them to the National Weather Service for each prescribed burn. .DISCUSSION... Mostly sunny skies expected today. Winds should be 10 kts or less. Combined with above normal fuel moisture and below normal ERCs, fire weather conditions not favorable for fires becoming out of control. A few light showers are possible on Thursday. A boundary will move through the state on Thursday and will lead to the wind becoming breezy and from the northwest during the day. .REST OF TODAY... Sky/weather.........Sunny (15-25 percent). Max temperature.....Around 64. Min humidity........28 percent. Wind (20 ft)........North winds 6 to 10 mph. Mixing height.......1800-3300 ft AGL increasing to 5900-6300 ft AGL. Transport winds.....North 6 to 15 mph. Haines Index........4 to 5 or low potential for large plume dominated fire growth or moderate potential for large plume dominated fire growth. TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........41 34 27 21 17 13 9 6 4 2 Weather cov..... Weather type.... Tstm cov........ Temp............46 49 52 54 57 59 61 63 64 64 RH..............68 61 54 48 42 37 33 31 29 28 20 FT wind dir..NE NE NE NE NE N N N N N 20 FT wind spd..10 10 9 8 8 8 8 7 6 7 20 FT wind gust.13 13 10 Mix hgt (kft)...1.8 2.5 3.3 3.9 4.6 5.2 5.6 5.9 6.3 6.0 Transp wind dir.NE NE NE NE NE NE NE N N N Transp wind spd.15 15 15 14 13 10 8 7 6 6 Haines index....4 4 5 5 4 4 4 5 5 5 .TONIGHT... Sky/weather.........Mostly clear (5-15 percent). Min temperature.....Around 40. Max humidity........76 percent. Wind (20 ft)........North winds 5 to 7 mph early in the evening becoming light, then becoming south around 5 mph early in the morning. Mixing height.......5500-5800 ft AGL decreasing to 300 ft AGL. Transport winds.....East 1 to 6 mph shifting to the southwest 1 to 5 mph after midnight. Haines Index........5 or moderate potential for large plume dominated fire growth. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........1 1 1 1 4 10 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Temp............63 59 52 49 46 43 RH..............30 36 46 54 60 65 20 ft wind......N 7 N 5 NE 3 S 2 S 2 S 5 20 ft wind gust. Mix hgt (ft)....5800 3800 300 300 300 300 Transport wind..N 6 N 5 NE 1 SE 1 S 3 SW 5 Haines index....5 5 5 5 5 5 .THURSDAY... Sky/weather.........Mostly sunny (40-50 percent). Slight chance of rain in the afternoon. Max temperature.....Around 65. Min humidity........35 percent. Wind (20 ft)........Southwest winds around 5 mph early in the morning becoming light, then becoming northwest 5 to 14 mph early in the morning increasing to around 15 mph. Mixing height.......300-1400 ft AGL increasing to 6500-7100 ft AGL. Transport winds.....Southwest 3 to 12 mph increasing to northwest 14 to 21 mph in the late morning and afternoon. Haines Index........4 to 5 or low potential for large plume dominated fire growth or moderate potential for large plume dominated fire growth. TIME (CDT) 6 AM 9 AM NOON 3 PM Sky (%).........20 20 39 63 Weather cov..... S CHC Weather type....NONE NONE NONE RAIN Tstm cov........ Temp............40 51 63 65 RH..............73 54 36 37 20 FT wind......SW 5 SW 7 W 10G12 NW 13G18 Mix hgt (ft)....300 2500 5300 6800 Transport wind..SW 3 W 12 W 15 NW 15 Haines index....4 5 5 4 $$ Forecaster...Kotenberg Requested by...Dustin Horne Type of request...PRESCRIBED .TAG 1807760.0/DMX .EMAIL dhorne@storycountyiowa.gov