EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Fri Jul 31 2026
MDZ025-312000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Fri Jul 31 2026
Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26
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 80 73 81 74 82
TEMP 72 76 79 79 77 75 74 73 74 78 80 80 78 76 75 74 75 79 81 81 79
DEWPT 69 70 70 70 71 71 72 71 72 72 72 72 71 73 72 73 73 72 73 74 74
MIN/MAX RH 73 95 76 97 76
RH 90 79 75 74 81 88 92 93 93 82 78 77 80 89 90 95 93 80 78 80 85
WIND DIR NW SE S S S S S SW S S S S S S S S S S SE SE S
WIND DIR DEG 33 12 16 16 17 19 20 21 19 17 17 17 17 17 18 18 17 16 15 15 16
WIND SPD 3 3 5 6 8 8 6 4 4 6 10 11 11 12 11 9 9 10 11 12 14
CLOUDS SC FW SC SC FW SC CL FW FW SC SC SC SC B1 B1 B1 SC SC SC SC B2
CLOUDS(%) 41 12 28 38 12 29 4 12 20 49 47 46 40 54 53 56 48 46 46 42 70
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6
POP 12HR 10 0 5 0 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L
TSTMS C
MIX HGT 1100 700 600 600 900 1000 1200 1400 1600 1500
T WIND DIR N SE S S S S S S S S
T WIND SPD 3 5 8 5 9 14 16 18 18 19
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 6 7 6 5 11 18 16 33 42 41
MAX LVORI 6 4 6 8 5 4 5 5 4 4
STABILITY A B E F B C D D C C
CEILING 5500 3300 4000 30000 26600 26600 23500 20800 23500 23500
PRESSURE 29.96 29.94 29.95 29.94 29.97 29.94 29.93 29.92 29.93 29.88
Date Mon 08/03/26Tue 08/04/26Wed 08/05/26Thu 08/06/26
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 75 82 73 81 74 82 74 82
TEMP 76 77 80 78 75 75 79 77 76 76 80 78 76 76 81 78
DEWPT 75 76 75 75 75 74 74 74 74 75 74 74 75 76 75 75
MAX/MIN RH 100 84 99 85 97 86 100 84
RH 96 96 87 90 98 98 86 90 95 97 88 88 97100 89 90
WIND DIR S S S S SW S S S S S S S S S S S
WIND SPD 16 14 13 11 10 5 9 9 6 5 10 11 10 8 10 11
AVG CLOUDS B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC
POP 12HR 60 70 50 40 20 20 20 20
RAIN SHWRS L L L L C C C C S S S S S S S S
TSTMS C C S C C S S S S S S S S
$$
VAZ064-312000-
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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