EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
310 PM EST TUE NOV 13 2018
VAZ098-140900-
BACK BAY NWR RAWS-VIRGINIA BEACH VA
36.68N 75.93W ELEV. 8 FT
310 PM EST TUE NOV 13 2018
DATE 11/13/18 WED 11/14/18 THU 11/15/18 FRI
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 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 44 49 43 61 47
TEMP 57 54 51 50 48 46 46 47 46 45 44 45 49 50 52 56 55 53 53 54 53 53
DEWPT 52 49 46 43 41 37 37 35 35 36 39 41 45 48 53 57 59 58 57 53 47 43
MAX/MIN RH 82 57 84 76 100
RH 83 79 82 82 79 72 64 57 59 69 71 77 84 80 88 87 90 79100100 86 77
WIND DIR NW N N N N N N N N N NE NE NE NE E E E E S SW W W
WIND DIR DEG 32 34 35 34 34 00 01 01 01 02 04 05 05 06 07 08 09 08 18 24 25 27
WIND SPD 12 13 16 17 17 19 19 17 17 14 16 16 20 23 23 23 24 14 12 14 18 19
CLOUDS OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2 B1
CLOUDS(%) 98 99 97 96 89 76 81 75 82 85 89 93100100100100100 99 71 77 73 53
VSBY 6 6 6 7 7 7 7 7 7 7 7 7 7 4 3 3 3 6 6 7 7 7
POP 12HR 60 10 30 100 70
QPF 12HR 0.03 0 0.28 1.55 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN L L L S S C C L D D D L L C C S
LAL 1 1 1 1 1 1 1 1 1 1
HAINES 2 4 4 4 4 4 3 3 4 4
MIX HGT 2400 2300 3500 3400 2300 2600 1300 1300 400 2200
T WIND DIR N N N NE NE E E S SW W
T WIND SPD 23 25 24 19 19 26 43 49 24 41
SMOKE DISP FR FR GD FR PR FR FR GD PR GD
ADI 32 54 53 51 28 53 68 95 29 91
MAX LVORI 3 3 3 3 3 4 4 4 5 4
STABILITY D D D D D D D D C D
CEILING 1000 11700 9800 10800 9800 1700 0 0 0 0
PRESSURE 30.17 30.26 30.39 30.42 30.43 30.31 30.13 29.86 29.76 29.76
DATE 11/16 SAT 11/17/18 SUN 11/18/18 MON 11/19/18 TUE 11/20/18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 59 45 56 46 57 47 57 44 51
TEMP 59 52 48 46 55 51 48 47 56 52 49 48 56 50 47 44 50 45
DEWPT 41 43 42 41 42 43 43 42 44 45 45 44 45 44 42 38 35 35
MIN/MAX RH 52 83 60 85 63 87 62 84 54
RH 53 68 77 82 61 74 83 84 64 77 84 86 65 77 83 78 56 67
WIND DIR W NW NW N NW SW W NW N NE N N N NW NW N N NW
WIND SPD 16 10 10 9 5 5 5 6 10 8 11 10 10 10 11 11 10 6
AVG CLOUDS SC FW FW FW FW FW FW FW SC SC SC SC SC SC SC FW FW FW
POP 12HR 20 5 0 5 5 10 10 20 0
RAIN S
RAIN SHWRS 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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