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Poinsett Fire Weather Point Forecast Matrix
ARZ027-032200-
POINSETT NFDRS SITE-POINSETT AR
35.53N 90.69W ELEV. 335 FT
433 AM CST SUN MAR 3 2013
DATE SUN 03/03/13 MON 03/04/13 TUE 03/05/13
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
MAX/MIN 46 35 60 47 51
TEMP 23 30 39 46 42 35 35 35 35 42 52 60 56 48 47 47 47 50 51 51 49
DEWPT 17 19 19 19 23 26 25 27 29 34 38 42 45 47 46 46 44 40 35 31 26
MIN/MAX RH 34 85 50 100 41
RH 78 64 44 34 46 69 73 74 80 71 59 52 67 95100 98 89 67 51 46 41
WIND DIR N SW SW S SE SE SE SE SE S S S S S S W W W W W W
WIND SPD 1 2 5 6 5 4 6 8 9 14 17 14 9 8 9 9 9 12 16 14 13
CLOUDS FW SC B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 OV OV OV OV B1 B1 B2 B2 B1
CLOUDS(%) 8 34 59 70 70 66 61 61 65 65 70 70 90 90 90 90 62 62 71 71 57
POP 12HR 0 5 30 60 30
QPF 12HR 0 0 0.04 0.21 0.01
RAIN C C C C
RAIN SHWRS SC SC SC SC NM NM NM NM
TSTMS SC SC SC SC
MIXHGT M AGL 944 1049 0 0 664 1222 130 471 1845 1937
MIXHGT FT AGL 3097 3442 0 0 2178 4008 426 1545 6051 6355
MIXHGT M MSL 1032 1137 61 72 751 1310 223 560 1933 2025
MIXHGT FT MSL 3386 3730 199 237 2462 4298 732 1837 6340 6642
TRANSWIND DIR W SW S S S S S W NW NW
TWIND SPD M/S 2 3 4 6 10 12 6 9 11 14
TWIND SPD MPH 4 8 9 13 24 28 14 21 26 32
VENT INDEX 3411 445 15720 4480 26325
CATEGORY DAY 2 1 4 3 5
500M MIXHGT T 36 46 49 55 55 61 65 56 47 50
500M TWND DIR SW SW S S S S SW NW NW NW
500M TWND M/S 2 4 11 16 17 14 13 12 10 12
500M TWND MPH 5 10 25 36 37 32 31 28 23 28
DISPERSION 19 25 8 13 67 95 15 43 77 92
LAL 1 1 1 1 1 3 3 3 1 1
LASI 4 2 3 4 3 3 3 2 4 4
STABILITY B C E E D D D D D D
STAG INDEX 3 0 0 0 0
DATE WED 03/06/13 THU 03/07/13 FRI 03/08/13 SAT 03/09/13
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
MIN/MAX 30 46 29 52 35 61 42 63
TEMP 41 30 43 42 35 29 46 48 39 35 55 56 46 42 58 58
DEWPT 25 24 26 29 27 26 29 32 32 31 35 39 40 40 42 45
MAX/MIN RH 78 47 90 43 87 40 95 49
RH 53 76 51 58 74 88 51 55 75 85 47 53 77 93 56 63
WIND DIR NW NW NE E SE S S SW
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 SPD (MPH)......................20 FT. WIND SPEED
WIND CHILL (F)......................WIND CHILL TEMPERATURE
HEAT INDEX (F)......................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...
IS.............ISOLATED
SC.............SCATTERED
NM.............NUMEROUS
O..............OCCASIONAL
S..............SLIGHT CHANCE
C..............CHANCE
L..............LIKELY
WD.............WIDESPREAD
D..............DEFINITE
AR.............AREAS
PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
TYPE...
F..............FOG
PF.............PATCHY FOG
+PF............PATCHY DENSE FOG
F+.............DENSE FOG
H..............HAZE
BS.............BLOWING SNOW
K..............SMOKE
BD.............BLOWING DUST
MIXING HGT M (AGL)..................MIXING HEIGHT IN METERS
MIXING HGT FT (AGL).................MIXING HEIGHT IN FEET
TRANSWIND DIR (8 POINT COMPASS).....TRANSPORT WIND DIRECTION
TWIND SPD MS (M/S)..................TRANSPORT WIND SPEED IN METERS PER SECOND
TWIND SPD MPH (MPH).................TRANSPORT WIND SPEED IN MILES PER HOUR
VENT INDEX (M2/S)...................VENT INDEX IN METERS SQUARED PER SECOND
CATEGORY DAY........................CATEGORY DAY BASED ON VENT INDEX
EXAMPLE: 1 = <2000; 2 = >=2000 AND <4000; 3 = >=4000 AND <8000;
4 = >=8000 AND <16000; 5 = >=16000
500M MIXHGT T (F)...................SURFACE TEMPERATURE NEEDED TO CREATE MIXING
UP TO 500 METERS ABOVE THE GROUND
500M TWND DIR (8 POINT COMPASS).....TRANSPORT WIND DIRECTION AT 500 METERS AGL
500M TWND M/S.......................TRANSPORT WIND AT 500 METERS AGL IN M/S
500M TWND MPH.......................TRANSPORT WIND AT 500 METERS AGL IN MPH
LASI (SAME AS HAINES INDEX).........LOWER ATMOSPHERIC SEVERITY INDEX
MEASURES FIRE GROWTH POTENTIAL
EXAMPLE: 1-3 = VERY LOW; 4 = LOW; 5 = MODERATE; 6 = HIGH
STABILITY...........................STABILITY CLASS
EXAMPLE: A = VERY UNSTABLE; B = MODERATELY UNSTABLE; C = SLIGHTLY UNSTABLE
D = NEUTRAL; E = SLIGHTLY STABLE; F = MODERATELY STABLE
G = VERY STABLE
STAG INDEX..........................STAGNATION INDEX
EXAMPLE: 0 = WINDS >= 10 MPH; 1 = WINDS <= 10 MPH WITH RAIN
2 = DRY WITH DECENT WINDS
3 = DRY WITH LIGHT WINDS AND STAGNATE CONDITIONS
WATCH/WARNING/ADVISORY...
EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH
IN EFFECT FOR THE INDICATED HOUR
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