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Poinsett Fire Weather Point Forecast Matrix
ARZ027-031000-
POINSETT NFDRS SITE-POINSETT AR
35.53N 90.69W ELEV. 335 FT
310 PM CDT WED OCT 2 2013
DATE 10/02/13 THU 10/03/13 FRI 10/04/13 SAT
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX 68 85 68 88 67
TEMP 81 78 74 72 71 69 76 82 84 79 75 72 71 69 78 85 87 80 74 70 69 68
DEWPT 66 69 68 67 66 65 66 67 67 68 67 67 66 66 66 66 67 67 67 66 66 65
MAX/MIN RH 90 56 90 51 92
RH 58 74 80 84 86 90 72 60 56 68 76 82 84 89 67 54 51 66 78 87 90 92
WIND DIR S S S S S S S S S S S S S S S S S S S S S S
WIND SPD 8 3 5 6 5 4 5 6 6 5 5 5 4 4 5 6 5 4 5 5 5 5
CLOUDS B2 B2 B2 B1 B1 SC SC B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2
CLOUDS(%) 76 70 70 60 60 50 50 60 60 45 45 45 45 60 60 60 60 54 54 59 59 75
POP 12HR 20 20 10 20 20
QPF 12HR 0.01 0.04 0 0.02 0.01
RAIN SHWRS NM IS IS IS IS IS IS IS IS IS IS IS IS NM
TSTMS NM IS IS IS IS IS IS IS IS NM
OBVIS PF PF PF PF PF PF PF PF
MIXHGT M AGL 88 0 1422 1641 19 2 1856 1921 170 117
MIXHGT FT AGL 287 0 4665 5384 63 7 6089 6301 558 383
MIXHGT M MSL 173 62 1512 1730 104 86 1946 2012 256 205
MIXHGT FT MSL 566 203 4959 5675 341 282 6383 6602 839 673
TRANSWIND DIR SE S S S S S S S S S
TWIND SPD M/S 2 2 5 5 4 3 7 8 4 3
TWIND SPD MPH 5 5 11 12 10 6 16 18 9 8
VENT INDEX 602 8650 484 14084 1888
CATEGORY DAY 1 4 1 4 1
500M MIXHGT T 80 79 77 81 80 80 81 83 82 82
500M TWND DIR SE S S S S S S S S SW
500M TWND M/S 6 8 5 7 10 11 7 9 12 12
500M TWND MPH 14 19 12 17 23 25 17 20 27 27
DISPERSION 4 4 36 41 7 6 51 49 9 9
LAL 1 1 2 2 1 2 2 2 2 4
LASI 3 3 3 3 3 3 3 4 3 3
STABILITY E E C D F F C C E E
STAG INDEX 0 0 0 0 0
DATE 10/05 SUN 10/06/13 MON 10/07/13 TUE 10/08/13 WED 10/09/13
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 84 57 73 48 69 47 75 50 77
TEMP 83 75 65 58 71 66 57 49 66 62 53 48 68 68 57 51 73 70
DEWPT 64 63 56 49 47 44 44 43 43 45 45 45 46 51 49 48 51 54
MIN/MAX RH 51 76 39 82 41 90 39 88 43
RH 53 64 73 73 41 45 61 79 43 54 73 89 45 54 76 88 46 57
WIND DIR S NW NW N N NW SW SE SE
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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