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Poinsett Fire Weather Point Forecast Matrix
ARZ027-251000-
POINSETT NFDRS SITE-POINSETT AR
35.53N 90.69W
313 PM CDT THU JUL 24 2008
DATE FRI 07/25/08 SAT 07/26/08 SUN
UTC 3HRLY 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11
CDT 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 73 95 77 96 78
TEMP 90 83 77 75 73 81 89 94 93 86 80 79 77 85 93 95 94 87 82 81 78
DEWPT 67 65 68 70 70 72 71 70 70 72 72 72 72 73 71 71 71 71 72 72 72
MAX/MIN RH 82 45 92 49 91
RH 47 57 74 83 90 75 55 45 47 64 78 79 85 69 50 45 47 59 70 74 82
WIND DIR SW SE S S SW W SW SW SW SW SW SW SW W NW NW W W S S SW
WIND SPD 2 3 3 2 1 5 6 6 8 4 3 2 2 5 8 6 4 3 2 1 2
HEAT INDEX 93 85 85 96100100 92 84 92100104103 94 88 85
CLOUDS SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC FW FW FW FW
CLOUDS(%) 50 24 24 24 24 50 50 50 50 35 35 29 29 50 50 50 50 24 24 24 24
POP 12HR 10 20 10 10 10
QPF 12HR 0 0.02 0 0 0
RAIN SHWRS IS IS IS IS IS
TSTMS IS IS IS IS IS
MIXHGT M AGL 1741 0 2089 2488 1730 0 848 1628 1212 0
MIXHGT FT AGL 5712 0 6852 8164 5676 0 2782 5341 3975 0
MIXHGT M MSL 1840 53 2187 2590 1833 64 944 1724 1309 66
MIXHGT FT MSL 6035 174 7175 8496 6013 209 3097 5654 4294 217
TRANSWIND DIR SE SE SW SW SW SW SW W S S
TWIND SPD MS 2 2 3 3 3 2 2 3 1 3
TWIND SPD MPH 4 5 8 8 6 4 5 6 3 6
VENT INDEX 4364 7770 6546 5172 3116
CATEGORY DAY 3 4 3 3 2
500M MIXHGT T 91 90 90 93 93 91 92 94 94 94
500M TWND DIR SE S W SW SW SW SW SW SW SW
500M TWND M/S 4 6 4 4 5 6 4 2 2 7
500M TWND MPH 9 13 9 9 12 13 9 5 5 17
DISPERSION 4 3 25 29 12 4 17 22 4 6
LASI 4 4 4 4 4 3 3 4 5 5
STABILITY B F E B C F E B C F
STAG INDEX 0 2 2 3
DATE 07/27/08 MON 07/28/08 TUE 07/29/08 WED 07/30/08 THU 07/31/08
UTC 6HRLY 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23
CDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
MAX/MIN 99 78 97 72 97 76 96 74 93
TEMP 95 97 83 78 96 95 81 72 91 95 80 76 93 94 80 74 90 91
DEWPT 69 68 69 71 70 68 68 68 68 67 67 67 67 68 69 69 69 69
MIN/MAX RH 39 88 40 86 44 90 50 91 86
RH 43 40 64 80 43 42 64 89 47 41 65 73 43 43 68 84 49 48
WIND DIR SW S SW S SW S SW S SW
WIND SPD 4 4 4 3 3 4 5 4 5
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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