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Yalobusha NFDRS SITE Point Forecast Matrix
MSZ021-192200-
YALLABUSHA NFDRS SITE-YALOBUSHA MS
33.99N 89.80W ELEV. 370 FT
420 AM CDT 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
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN 91 68 92 70 92
TEMP 69 81 88 90 87 77 73 71 69 81 88 91 89 80 76 73 71 82 89 91 89
DEWPT 66 64 67 67 68 67 67 67 67 67 68 69 70 69 69 68 67 68 68 68 69
MIN/MAX RH 46 93 48 90 47
RH 89 57 51 48 53 71 81 88 91 64 52 49 54 70 79 85 88 61 50 47 51
WIND DIR NE E E E E E NE E E E E E NE E E E SE E E E E
WIND SPD 3 4 4 3 3 3 4 4 3 2 2 2 3 4 4 4 4 3 3 3 3
CLOUDS B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW
CLOUDS(%) 52 52 50 50 40 40 40 40 45 45 45 45 45 45 45 45 45 45 45 45 20
POP 12HR 10 10 20 20 20
QPF 12HR 0 0 0.02 0.02 0.02
RAIN SHWRS IS IS IS IS IS IS IS IS IS IS IS IS
TSTMS IS IS IS IS IS IS IS IS IS IS IS IS
MIXHGT M AGL 2240 2611 1707 55 3032 2967 1438 123 2400 2489
MIXHGT FT AGL 7348 8567 5599 182 9946 9733 4717 402 7875 8166
MIXHGT M MSL 2362 2733 1830 177 3153 3089 1560 244 2522 2611
MIXHGT FT MSL 7748 8967 6003 582 10346 10133 5117 802 8275 8566
TRANSWIND DIR E SE SE SW SE SE SE SW S S
TWIND SPD M/S 3 3 2 1 2 2 3 2 2 3
TWIND SPD MPH 8 6 4 3 4 5 8 4 5 8
VENT INDEX 8199 4554 6306 6507 7833
CATEGORY DAY 4 3 4 3 3
500M MIXHGT T 82 88 87 84 84 87 86 83 84 88
500M TWND DIR E SE S SW SE SE SE SW S S
500M TWND M/S 3 2 2 2 1 3 5 4 2 3
500M TWND MPH 6 4 5 5 2 6 11 9 5 8
DISPERSION 25 25 2 4 22 24 6 5 22 23
LAL 1 1 1 2 2 2 2 2 2 2
LASI 4 4 4 3 4 4 4 3 3 4
STABILITY B B F E A B F E A B
STAG INDEX 3 3 3 3 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
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX 70 93 71 93 71 93 71 94
TEMP 76 71 89 90 77 72 90 89 76 72 90 89 76 72 90 90
DEWPT 69 69 70 70 70 70 71 72 71 70 72 72 71 69 71 73
MAX/MIN RH 95 48 94 50 94 52 92 50
RH 78 94 52 52 78 93 54 57 83 92 55 58 84 90 54 58
WIND DIR E SE SE S S S S SW
WIND SPD 4 4 4 4 4 4 2 4
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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