EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Thu Aug 20 2026
VAZ064-202000-
Ft AP Hill RAWS - Caroline VA
38.10N 77.27W Elev. 201 ft
510 AM EDT Thu Aug 20 2026
Date Thu 08/20/26 Fri 08/21/26 Sat 08/22/26
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 90 68 83 69 84
TEMP 73 84 89 86 76 73 71 70 70 77 81 81 75 72 71 69 71 77 82 82 76
DEWPT 71 73 72 72 73 72 71 69 69 72 73 73 72 72 70 69 71 72 73 73 73
MIN/MAX RH 57 100 75 100 74
RH 94 70 57 64 91 99100 98 97 85 77 78 91100 97 99100 85 74 74 92
WIND DIR SE S SW SW N N N N N N NE NE E E SE NE S SW SW S S
WIND DIR DEG 15 20 21 23 01 01 00 35 01 02 05 06 08 09 13 05 16 20 21 19 17
WIND SPD 1 4 6 6 4 3 3 3 3 4 3 3 2 1 1 1 2 3 3 2 1
CLOUDS SC SC B1 B2 B1 B1 B1 B2 B1 B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2 SC
CLOUDS(%) 30 35 54 78 64 67 64 72 65 58 50 44 87 87 86 86 77 72 76 76 48
VSBY 7 7 7 6 7 7 7 7 7 7 7 7 4 4 4 4 7 7 6 6 7
POP 12HR 70 40 40 80 60
QPF 12HR 0.24 0.08 0.12 0.66 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L C S S S D D D D C C L L S
TSTMS S C C S S C C S S C S
MIX HGT 5300 5200 1000 1300 3100 3200 700 600 3500 3400
T WIND DIR S SW NW N NE E SE SE S S
T WIND SPD 16 16 16 11 8 4 6 5 9 6
SMOKE DISP GD GD PR PR PR PR PR PR PR PR
ADI 105 91 13 17 24 18 4 10 43 40
MAX LVORI 5 6 8 9 5 6 9 10 6 7
STABILITY A C E E C B F F B B
CEILING 4700 4400 4000 6300 6300 6300 4700 1000 1000 2400
PRESSURE 29.81 29.76 29.77 29.88 29.94 29.90 29.89 29.86 29.84 29.76
Date Sun 08/23/26Mon 08/24/26Tue 08/25/26Wed 08/26/26
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 68 85 65 84 64 84 66 85
TEMP 71 70 84 77 68 66 81 75 66 66 82 76 68 69 84 78
DEWPT 71 70 71 69 65 65 65 65 62 63 66 67 67 68 71 70
MAX/MIN RH 100 64 97 55 92 57 100 62
RH 100100 65 77 90 95 57 71 87 89 58 74 95 98 64 77
WIND DIR SW W W NW NW NW W SE N NW W E S S S S
WIND SPD 1 1 3 1 2 3 3 1 1 2 3 2 1 2 4 3
AVG CLOUDS SC SC SC SC SC FW FW FW FW FW FW FW SC SC SC B1
POP 12HR 20 20 5 0 0 5 20 30
RAIN SHWRS S S S C
TSTMS 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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