FNUS74 KMEG 151352 FWSMEG SPOT FORECAST FOR COMP 5...US FOREST SERVICE NATIONAL WEATHER SERVICE MEMPHIS TN 852 AM CDT THU MAR 15 2012 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MARCH 15. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... PATCHY FOG THIS MORNING WILL MIX OUT OVER THE NEXT ONE TO TWO HOURS AS SURFACE HEATING DRIVES INCREASED WINDS AND VERTICAL MIXING. VISIBILITIES WILL REMAIN BETWEEN 2 SM AND 5 SM REGIONALLY...BUT MAY BE LOCALLY LOWER NEAR THE BURN SITE AS RAWS OBSERVATIONS INDICATE MINIMAL TEMPERATURE/ DEWPOINT SPREADS. THEREFORE FOG MAY BE LOCALLY DOWN TO 1 SM OR LESS. INSTABILITY WILL CONTINUE TO INCREASE AHEAD OF AN APPROACHING SHORTWAVE. THIS WILL RESULT IN SCATTERED SHOWERS AND THUNDERSTORMS...ESPECIALLY THIS AFTERNOON. CHANCES FOR ISOLATED SHOWERS AND THUNDERSTORMS WILL CONTINUE TONIGHT AS THE SHORTWAVE MOVES OVER THE AREA. WINDS SHOULD DIMINISH AND REMAIN LIGHT OVERNIGHT. THERE WILL BE MOSTLY CLOUDY SKIES AND THIS COULD RESULT IN LESS FOG CHANCES AFTER MIDNIGHT THROUGH SUNRISE. CANNOT RULE OUT PATCHY FOG FRIDAY MORNING AROUND 5 SM OR GREATER. ALTHOUGH LOCALLY FOG MAY BE REDUCED TO 3 SM OR LESS IF MORE CLEARING OCCURS THAN CURRENTLY ANTICIPATED AND RAIN OCCURS AT THE SITE TODAY. THIS CAN BE UPDATED WITH LATER SPOTS AS CONFIDENCE INCREASES...IF REQUIRED. MAX LVORI IS NOT CALCULATED BY THE GRIDS AT THIS TIME...BUT CAN BE HAND CALCULATED IF NECESSARY. PLEASE CONTACT THE WEATHER OFFICE IF REQUIRED. .TODAY... MAX TEMPERATURE.....AROUND 82. MIN HUMIDITY........51 PERCENT. TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM CLOUD COVER.....MC MC MC MC MC MC MC MC PRECIP CHC (%)..30 30 30 30 30 30 30 30 PRECIP TYPE.....RW RW RW RW RW RW RW RW WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC TEMPERATURE.....67 71 74 76 79 81 81 81 DEWPOINT........61 62 62 63 63 62 62 62 RH (%)..........83 73 67 63 58 53 52 52 20FTWND DIR.....SW SW SW SW SW SW SW SW 20FTWND SPD MPH.3 3 5 5 5 5 3 3 20FTWND GST MPH.4 4 7 7 7 7 4 4 MIXHGT KM AGL...0.5 0.5 0.5 0.6 0.8 1.1 1.3 1.3 MIXHGT KFT AGL..1.6 1.8 1.8 2.0 2.7 3.5 4.1 4.4 MIXHGT KM MSL...0.6 0.7 0.7 0.7 0.9 1.2 1.4 1.5 MIXHGT KFT MSL..2.0 2.2 2.2 2.4 3.1 3.9 4.5 4.8 TRANSWND DIR....SW SW SW W SW SW SW SW TRANS SPD M/S...5 4 4 4 4 4 4 4 TRANS SPD MPH...12 10 9 8 8 9 10 10 CATEGORY DAY....2 2 2 2 2 3 3 3 .TONIGHT... MIN TEMPERATURE.....AROUND 61. MAX HUMIDITY........90 PERCENT. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM CLOUD COVER.....MC MC MC MC MC MC MC MC MC MC MC MC PRECIP CHC (%)..30 30 30 20 20 20 20 20 20 20 20 20 PRECIP TYPE.....RW RW RW RW RW RW RW RW RW RW RW RW WEATHER COV.....CHC SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH TEMPERATURE.....81 78 75 71 69 68 66 66 65 64 63 63 DEWPOINT........62 61 56 56 56 56 56 56 57 57 57 57 RH (%)..........51 57 52 60 64 66 71 72 75 77 80 83 20FTWND DIR.....SW SW S S S S S S S S S SW 20FTWND SPD MPH.3 2 3 3 3 3 3 3 3 3 3 3 20FTWND GST MPH.4 2 4 4 4 4 4 4 4 4 4 4 MIXHGT KM AGL...1.3 1.2 0.8 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIXHGT KFT AGL..4.3 3.8 2.6 1.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MIXHGT KM MSL...1.4 1.3 0.9 0.5 0.1 0.0 0.0 0.1 0.1 0.1 0.1 0.1 MIXHGT KFT MSL..4.7 4.2 3.0 1.5 0.3 0.0 0.0 0.2 0.2 0.2 0.2 0.2 TRANSWND DIR....SW SW S SE SE SE SE SE SE S S S TRANS SPD M/S...4 4 4 3 2 2 2 2 2 3 3 3 TRANS SPD MPH...10 9 8 6 5 5 5 5 5 6 6 6 CATEGORY DAY....3 3 2 1 1 1 1 1 1 1 1 1 .FRIDAY... MAX TEMPERATURE.....AROUND 81. MIN HUMIDITY........45 PERCENT. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM CLOUD COVER.....MC MC MC MC MC MC MC MC MC MC MC MC PRECIP CHC (%)..30 30 30 30 30 30 30 30 30 30 30 30 PRECIP TYPE.....RW RW RW RW RW RW RW RW RW RW RW RW WEATHER COV.....SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC TEMPERATURE.....62 62 62 66 69 72 76 77 79 80 80 80 DEWPOINT........58 58 59 60 61 60 59 59 58 57 57 57 RH (%)..........85 87 90 81 75 66 57 53 49 46 45 45 20FTWND DIR.....SW SW SW SW SW SW SW SW SW SW SW SW 20FTWND SPD MPH.3 3 5 5 6 6 7 7 7 7 6 5 20FTWND GST MPH.4 4 7 7 8 8 9 9 9 9 8 7 MIXHGT KM AGL...0.0 0.0 0.0 0.0 0.1 0.5 1.0 1.3 1.4 1.3 1.0 0.7 MIXHGT KFT AGL..0.0 0.0 0.0 0.0 0.3 1.6 3.2 4.3 4.5 4.2 3.4 2.3 MIXHGT KM MSL...0.1 0.1 0.1 0.1 0.2 0.6 1.1 1.4 1.5 1.4 1.2 0.8 MIXHGT KFT MSL..0.2 0.2 0.2 0.3 0.7 2.1 3.6 4.7 4.9 4.6 3.8 2.7 TRANSWND DIR....SW W SW SW SW SW SW SW SW SW S S TRANS SPD M/S...2 2 1 1 1 3 4 4 4 4 3 3 TRANS SPD MPH...5 5 3 3 3 6 8 9 9 8 7 7 CATEGORY DAY....1 1 1 1 1 1 2 3 3 3 2 2 $$ FORECASTER...HOWELL REQUESTED BY...JOHN TOWNSEND TYPE OF REQUEST...PRESCRIBED .TAG 20120315.COMP5.01/MEG