EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat Aug 22 2026
MDZ025-222000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Sat Aug 22 2026
Date Sat 08/22/26 Sun 08/23/26 Mon 08/24/26
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 79 71 83 70 81
TEMP 73 75 77 77 75 74 74 73 74 78 80 81 78 75 73 71 71 76 79 79 76
DEWPT 70 71 71 72 72 72 72 72 72 71 70 70 69 69 68 66 64 63 62 61 63
MIN/MAX RH 81 99 67 85 54
RH 92 88 83 85 90 92 93 96 94 80 71 68 75 81 83 84 81 64 57 55 65
WIND DIR E E E E SE S SW W W W W W SW W W NW NW W SW W W
WIND DIR DEG 08 09 09 10 13 20 23 26 26 25 25 25 23 26 28 32 33 28 24 25 26
WIND SPD 11 12 11 10 8 5 6 5 6 9 9 10 5 5 4 4 4 5 6 8 5
CLOUDS B2 OV OV B2 B2 B1 SC B1 B1 SC FW FW FW FW FW FW FW CL CL CL FW
CLOUDS(%) 81 90 90 72 79 67 50 51 51 43 22 8 16 21 17 13 8 2 2 3 7
VSBY 4 3 5 6 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 80 40 30 5 0
QPF 12HR 0.52 0.03 0.03 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L C C S C
TSTMS S S C C C S
MIX HGT 1800 1500 1200 1200 2500 1600 700 600 3400 3100
T WIND DIR E NE N NW W SW SW NW W W
T WIND SPD 23 16 4 4 8 13 8 8 9 14
SMOKE DISP PR PR PR PR PR PR PR PR FR FR
ADI 46 37 7 4 37 25 9 10 60 61
MAX LVORI 4 6 8 9 6 4 6 6 4 3
STABILITY D D E E B B F F A B
CEILING 1700 1700 300 300 30000 30000 26600 13800 7200 30000
PRESSURE 30.03 30.01 29.88 29.84 29.86 29.85 29.90 29.90 29.97 29.96
Date Tue 08/25/26Wed 08/26/26Thu 08/27/26Fri 08/28/26
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 80 71 81 74 82 73 82
TEMP 72 70 78 76 74 74 79 78 76 76 80 79 76 75 80 79
DEWPT 62 61 59 63 66 68 67 70 72 73 72 74 74 74 73 74
MAX/MIN RH 77 53 82 65 93 76 99 78
RH 72 74 53 64 75 81 69 78 87 89 78 85 95 97 81 87
WIND DIR NW N W SW SW SW S S S S S S SW W S S
WIND SPD 4 8 4 4 3 3 9 10 10 9 11 11 9 6 6 4
AVG CLOUDS FW FW FW FW FW FW SC FW SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 0 5 30 40 50 40
RAIN SHWRS C S C C C C C
TSTMS S S S S S
$$
VAZ064-222000-
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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