EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
620 PM EDT MON APR 23 2018
NCZ015-240900-
ELIZABETH CITY RAWS-PASQUOTANK NC
36.21N 76.16W ELEV. 15 FT
620 PM EDT MON APR 23 2018
DATE 04/23/18 TUE 04/24/18 WED 04/25/18 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
EDT 3HRLY 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX 54 66 59 75 55
TEMP 59 57 56 55 58 62 65 63 61 61 61 60 62 69 72 72 67 62 59 57 57
DEWPT 49 49 52 53 55 56 57 58 60 60 60 60 60 60 59 60 58 57 55 54 52
MAX/MIN RH 94 77 100 63 90
RH 70 76 85 93 91 80 77 84 96 96 96100 93 75 65 66 73 85 87 89 83
WIND DIR E E E E E E E E SE SE S S SW SW SW SW W SW W NW NW
WIND DIR DEG 09 10 11 10 11 11 11 11 12 14 16 19 22 23 24 24 26 24 27 31 32
WIND SPD 10 10 10 11 14 18 19 17 17 12 8 8 4 8 9 9 4 5 4 6 4
CLOUDS OV OV OV OV OV OV OV OV B2 B2 B1 B1 B1 B1 SC SC SC SC SC B1 B1
CLOUDS(%) 100100100100100100 99 88 77 70 62 62 62 52 42 41 40 44 48 52 56
VSBY 7 7 6 6 4 4 4 4 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 80 100 50 30 10
QPF 12HR 0.18 0.98 0.12 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN L D D D D D
RAIN SHWRS C C C C S S C C S
LAL 1 1 1 1 1 1 1 1 1 1
HAINES 4 4 3 3 3 3 4 4 4 3
MIX HGT 400 900 2400 2200 900 1400 4800 4800 2400 2100
T WIND DIR E E SE SE SE S SW W NW N
T WIND SPD 14 21 33 31 17 10 17 12 6 12
SMOKE DISP PR PR GD GD PR PR GD GD PR PR
ADI 16 32 68 70 17 21 74 72 9 24
MAX LVORI 4 5 4 5 5 8 4 4 6 5
STABILITY C D D D C E E B B E
CEILING 12500 4600 1700 300 300 1700 7200 3200 4000 4000
PRESSURE 30.30 30.22 30.15 29.98 29.87 29.78 29.77 29.72 29.77 29.85
DATE 04/26 FRI 04/27/18 SAT 04/28/18 SUN 04/29/18 MON 04/30/18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6HRLY 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN 68 53 68 53 71 52 68 51 71
TEMP 66 62 56 56 66 62 56 56 69 64 56 55 66 61 54 55 69 64
DEWPT 49 51 51 52 52 53 52 52 51 50 49 49 46 48 47 48 45 48
MIN/MAX RH 52 92 57 93 49 86 47 86 42
RH 54 67 82 86 61 71 86 86 53 61 77 80 48 61 77 78 43 56
WIND DIR NW SE S E SE S SW W W W NW NW N SE S N N SE
WIND SPD 3 3 3 4 5 8 4 4 6 5 6 6 6 3 3 4 4 5
AVG CLOUDS B1 B2 B2 B2 B2 B1 B1 B1 B1 SC FW FW FW FW FW FW CL CL
POP 12HR 20 20 40 20 20 5 5 0 0
RAIN SHWRS S S S C C S S
$$
EXPERIMENTAL ONLY...THIS PRODUCT IS FOR PLANNING AND REVIEW PURPOSES ONLY AND
IS NOT TO BE SUBSTITUTED FOR AN OFFICIAL FIRE WEATHER SPOT
FORECAST.
BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT.
(NOTE...WINDS DO NOT REFLECT LOCAL TERRAIN EFFECTS.)
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
VSBY................................VISIBILITY VALUE IN STATUTE MILES
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
HAINES(CAT).........................HAINES INDEX
MIX HGT(FT AGL).....................MIXING HEIGHT
T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION
T WIND SPD(MPH).....................TRANSPORT WIND SPEED
SMOKE DISPERSION....................SMOKE DISPERSION CATEGORY
VALUES: VP = VERY POOR; PR = POOR; FR = FAIR; GD = GOOD
ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX
CEILING (FT)........................CEILING
PRESSURE (INCHES MERCURY)...........STATION PRESSURE
MAX LVORI (INDEX)...................LOW VISIBILITY OCCURRENCE RISK INDEX
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 DIR............................20 FT. WIND DIRECTION
WIND SPD(MPH).......................20 FT. WIND SPEED
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS
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