EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES NATIONAL WEATHER SERVICE BLACKSBURG VA 406 AM EDT Wed Jun 19 2013 NCZ006-192100- RAWS 310801 36.37N 79.29W ELEV. 580 FT 406 AM EDT Wed Jun 19 2013 DATE Wed 06/19/13 Thu 06/20/13 Fri 06/21/13 UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 EDT 3HRLY 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 MAX/MIN TEMP 81 62 83 58 86 TEMP 64 68 75 79 80 75 69 66 64 67 76 80 82 75 67 64 61 65 76 81 84 77 DEWPT 62 63 63 62 62 64 63 63 61 63 62 61 62 62 61 60 60 61 60 60 60 61 MAX/MIN RH 53 95 50 100 45 RH 93 84 66 56 54 69 81 90 90 87 62 52 51 64 81 87 97 87 58 49 44 58 WIND DIR N N NE NE NE NE E E E NE NE E NE NE NE NE NE NE NE NE NE E WIND SPD 2 4 5 5 5 2 2 2 2 4 8 9 5 2 1 1 2 2 4 6 5 4 CLOUDS B1 B2 B1 B2 B2 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW FW FW FW FW FW CLOUDS(%) 67 72 60 72 72 65 65 53 63 52 44 38 40 39 22 6 7 14 20 23 16 10 POP 12HR 30 30 10 5 5 RAIN SHWRS SC SC SC TSTMS IS IS LAL 1 1 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 HAINES 4 3 3 3 4 4 4 4 4 4 4 4 4 4 3 3 3 3 5 5 6 5 MIX HGT <1 <1 3 4 4 <1 <1 <1 <1 1 3 5 6 <1 <1 <1 <1 <1 4 4 5 <1 T WIND DIR N N NE E E NE E E NE E E E NE E E NE N N NE NE NE NE T WIND SPD 2 4 8 9 10 2 2 4 3 10 12 10 8 5 8 5 5 8 18 14 12 5 DISPERSION VP VP VP VP VP VP VP VP VP VP ADI 1 5 25 26 39 1 1 2 2 15 41 41 37 3 4 2 3 8 66 59 52 3 MAX LVORI 8 5 3 2 1 4 6 6 7 4 1 1 1 3 5 6 9 4 1 1 1 3 DATE Sat 06/22/13 Sun 06/23/13 Mon 06/24/13 Tue 06/25/13 UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 EDT 6HRLY 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20 MIN/MAX TEMP 60 86 65 87 68 88 69 90 TEMP 65 66 82 78 69 70 84 81 72 73 85 82 73 74 86 82 DEWPT 60 62 62 64 62 64 65 67 66 67 67 68 67 68 67 69 RH 84 87 51 62 78 81 53 63 81 81 55 63 81 82 53 65 WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS FW FW FW SC SC FW FW B1 SC SC SC SC SC SC SC B1 POP 12HR 5 10 10 10 10 20 20 30 RAIN SHWRS IS IS SC SC TSTMS IS SC SC $$ BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT DAY 1 THROUGH 3... MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE TEMP(F).............................AIR TEMPERATURE DEWPT(F)............................DEW POINT TEMPERATURE MIN/MAX RH or MAX/MIN RH(%).........MAXIMUM/MINIMUM HUMDITY RH(%)...............................RELATIVE HUMIDITY WIND DIR(8 POINT COMPASS)...........WIND DIRECTION WIND SPD(MPH).......................WIND SPEED CLOUDS(CAT).........................CLOUD COVER CATEGORY EXAMPLE: CL = CLEAR; FW = FEW; SC = SCATTERED; BK = BROKEN; OV = OVERCAST CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION WEATHER... TYPE... RAIN...........RAIN RAIN SHWRS.....RAIN SHOWERS TSTMS..........THUNDERSTORMS DRIZZLE........DRIZZLE SNOW...........SNOW SNOWSHWRS......SNOW SHOWERS SLEET..........SLEET FRZG RAIN......FREEZING RAIN FRZG DRZL......FREEZING DRIZZLE COVERAGE... IS.............ISOLATED SC.............SCATTERED NM.............NUMEROUS O..............OCCASIONAL S..............SLIGHT CHANCE C..............CHANCE L..............LIKELY WD.............WIDESPREAD D..............DEFINITE AR.............AREAS PA.............PATCHY LAL(CAT)............................LIGHTNING ACTIVITY LEVEL HAINES(CAT).........................HAINES INDEX MIX HGT(THOUSANDS OF FT AGL)........MIXING HEIGHT EXAMPLE: 6 = 6000 FEET; 12 = 12000 FEET; <1 = LESS THAN 1000 FOOT T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION T WIND SPD(MPH).....................TRANSPORT WIND SPEED DISPERSION(CATEGORY)................SMOKE DISPERSION CATEGORY VALUES: VP =VERY POOR;PR = POOR; FR = FAIR; GD = GOOD; ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX MAX LVORI (INDEX)...................LOW VISIBILITY OCCURRENCE RISK INDEX DAY 4 THROUGH 7... MAX/MIN TEMP or MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE TEMP(F).............................AIR TEMPERATURE DEWPT(F)............................DEW POINT TEMPERATURE RH(%)...............................RELATIVE HUMIDITY WIND SPD(MPH).......................WIND SPEED EXAMPLE: <15 = LESS THAN 15 MPH; 15> = 15 MPH OR GREATER AVE CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION WEATHER... SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS