EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Aug 18 2026
VAZ064-182000-
Ft AP Hill RAWS - Caroline VA
38.10N 77.27W Elev. 201 ft
510 AM EDT Tue Aug 18 2026
Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN 87 69 88 71 88
TEMP 74 82 86 84 80 75 73 71 72 82 87 88 81 75 73 72 74 81 85 85 75
DEWPT 74 73 72 71 72 72 69 66 65 66 64 65 68 69 69 69 72 73 73 74 74
MIN/MAX RH 61 90 45 93 65
RH 99 74 63 64 78 89 87 86 80 58 47 47 66 82 88 90 93 77 67 69 97
WIND DIR N N N N N N NW NW N NW W W SE S S NE E N N N NE
WIND DIR DEG 35 00 35 35 00 34 33 32 34 32 26 26 14 16 19 06 10 01 33 02 03
WIND SPD 3 5 4 4 1 1 3 2 2 2 3 2 2 1 1 1 1 3 3 3 3
CLOUDS SC SC SC SC SC B1 B1 SC SC FW CL CL FW FW SC SC SC SC B2 B2 B2
CLOUDS(%) 45 39 39 37 30 53 51 48 28 15 4 2 20 15 46 46 34 34 81 81 74
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 4 4 4
POP 12HR 20 5 0 20 70
QPF 12HR 0 0 0 0.02 0.33
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S L L L
TSTMS S S S C C C
MIX HGT 4700 4700 400 600 5300 5800 400 600 4200 3500
T WIND DIR N N NE N NW SW W N N N
T WIND SPD 9 4 2 5 4 6 6 11 6 4
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 43 38 2 6 43 50 6 11 29 13
MAX LVORI 4 4 7 7 4 3 6 6 4 3
STABILITY A A F F A A F F A C
CEILING 6300 6300 5400 4000 4000 4000 4700 4700 9800 4000
PRESSURE 29.72 29.69 29.73 29.75 29.77 29.71 29.72 29.75 29.77 29.72
Date Fri 08/21/26Sat 08/22/26Sun 08/23/26Mon 08/24/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX 69 84 68 83 68 85 66 84
TEMP 72 70 82 76 70 71 81 76 71 70 83 77 68 68 82 76
DEWPT 72 70 73 72 70 71 75 73 71 70 71 69 66 66 66 65
MAX/MIN RH 100 73 100 77 100 63 98 57
RH 100100 75 88100100 82 91100100 67 78 94 92 58 70
WIND DIR NW N N E N N NW SE SW SW W SW W NW NW SE
WIND SPD 1 2 3 2 1 1 3 2 1 2 3 2 2 2 3 2
AVG CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 B1 SC B1 SC SC SC FW FW
POP 12HR 60 50 70 60 40 20 20 5
RAIN SHWRS L S C L C C L C S S
TSTMS C C S S S 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
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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