Fire Weather Point Forecast Matrices
Mason RAWS
Issued by NWS San Angelo, TX

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018
FOUS54 KSJT 092041
PFWSJT

FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SAN ANGELO TX
241 PM CST MON JAN 9 2017
TXZ170-101015- MASON RAWS-MASON TX 30.74N 99.19W ELEV. 1463 FT 241 PM CST MON JAN 9 2017 DATE 01/09/17 TUE 01/10/17 WED 01/11/17 THU UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 MIN/MAX 50 77 53 82 62 TEMP 66 62 55 53 52 50 57 72 77 71 61 57 56 53 60 77 82 77 69 66 64 62 DEWPT 45 45 46 48 50 51 52 52 50 52 54 53 51 50 51 53 54 55 55 56 56 56 MAX/MIN RH 100 39 93 38 84 RH 47 54 72 83 93100 83 49 39 51 78 86 83 89 72 43 38 47 61 70 75 81 WIND DIR S S S S S SW SW SW SW S S S S S S S S S S S S S WIND SPD 12 8 5 9 10 10 9 10 9 5 3 3 3 4 8 13 12 8 8 8 10 8 CLOUDS CL CL CL SC B2 B2 B1 FW FW FW FW FW FW SC SC FW FW FW FW SC SC B1 CLOUDS(%) 0 0 0 26 73 74 58 14 12 12 7 19 22 47 35 19 8 18 9 33 47 62 POP 12HR 0 0 0 0 0 QPF 12HR 0 0 0 0 0 LAL 1 1 1 1 1 1 1 1 1 1 HAINES 5 5 5 6 6 6 6 6 6 6 MIX HGT 500 700 1600 2000 400 300 2300 3300 500 300 T WIND DIR S S SW S S S S S S S T WIND SPD 13 17 20 12 6 10 20 21 11 18 SMOKE DISP PR PR PR PR PR PR FR GD PR PR DATE 01/12/17 FRI 01/13/17 SAT 01/14/17 SUN 01/15/17 MON 01/16/17 UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 MAX/MIN 73 59 69 50 65 47 58 38 56 TEMP 71 70 62 59 67 64 53 50 62 61 50 47 56 53 42 38 53 51 DEWPT 58 59 61 61 55 54 52 49 51 53 47 46 45 44 39 36 40 38 MIN/MAX RH 59 100 59 100 63 96 59 96 53 RH 63 68 97 100 65 70 96 96 67 75 89 96 66 71 89 92 61 61 PWIND DIR S SE SE SE SE E S N N WIND CHAR <15 <15 <15 <15 <15 <15 <15 <15 <15 AVG CLOUDS B1 B1 B1 B2 B2 B2 B2 OV OV B2 B2 B2 OV B2 B1 B1 B1 B1 POP 12HR 10 30 50 50 50 60 60 30 30 $$ 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 HUMIDITY RH(%)...............................RELATIVE HUMIDITY WIND DIR(8 POINT COMPASS)...........20 FT. WIND DIRECTION WIND DIR DEG(DEGREES)...............20 FT. WIND DIRECTION IN TENS OF DEGREES RELATIVE TO DUE NORTH. EXAMPLE: 09 = 90 DEGREES = EAST; 18 = 180 DEGREES = SOUTH; 27 = 270 DEGREES = WEST; 36 = 360 DEGREES = NORTH WIND SPD(MPH).......................20 FT. WIND SPEED WIND GUST(MPH)......................20 FT. WIND GUST WIND CHILL..........................WIND CHILL TEMPERATURE HEAT INDX...........................HEAT INDEX CLOUDS(CAT).........................CLOUD COVER CATEGORY EXAMPLE: CL = CLEAR; FW = FEW; SC = SCATTERED; B1 = MOSTLY CLOUDY; B2 = CONSIDERABLE CLOUDS; OV = OVERCAST CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION QPF 12HR(IN)........................LIQUID EQUIVALENT PRECIPITATION AMOUNT WEATHER... TYPE... RAIN...........RAIN RAIN SHWRS.....RAIN SHOWERS TSTMS..........THUNDERSTORMS DRIZZLE........DRIZZLE SNOW...........SNOW SNOWSHWRS......SNOW SHOWERS SLEET..........SLEET FLURRIES.......FLURRIES FRZG RAIN......FREEZING RAIN FRZG DRZL......FREEZING DRIZZLE COVERAGE... S..............SLIGHT CHANCE C..............CHANCE L..............LIKELY O..............OCCASIONAL D..............DEFINITE AR.............AREAS PA.............PATCHY OBVIS...............................OBSTRUCTION TO VISIBILITY TYPE... F..............FOG PF.............PATCHY FOG F+.............DENSE FOG H..............HAZE BS.............BLOWING SNOW K..............SMOKE BD.............BLOWING DUST AF.............VOLCANIC ASHFALL LAL(CAT)............................LIGHTNING ACTIVITY LEVEL MIX HGT(FT AGL).....................MIXING HEIGHT T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION T WIND SPD(MPH).....................TRANSPORT WIND SPEED ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX DISPERSION..........................LDSI MAX LVORI...........................LVORI STA PRES (INCHES MERCURY)...........STATION PRESSURE ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX CEILING (FT)........................CEILING STABILITY (CAT).....................PASQUILL TURNER STABILITY WATCH/WARNING/ADVISORY... EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH IN EFFECT FOR THE INDICATED HOUR 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).......................20 FT. 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

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  • Page last modified: 30-Sep-2016 6:36 PM UTC
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