EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Thu Aug 20 2026
MDZ025-202000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 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 82 72 79 73 82
TEMP 78 81 81 80 76 74 74 73 74 76 78 78 76 75 75 74 74 78 80 80 77
DEWPT 75 75 75 75 74 74 74 73 73 73 73 73 73 73 73 73 73 74 74 74 74
MIN/MAX RH 81 100 83 99 84
RH 92 83 84 86 94 99 99100 97 90 85 85 91 93 95 97 96 88 84 84 90
WIND DIR SW S S S S S SW NW N N NE E E E SE S SE S S S S
WIND DIR DEG 20 18 18 18 20 19 22 32 00 02 04 07 07 09 14 16 13 16 18 19 19
WIND SPD 4 9 12 13 12 9 9 8 9 9 8 8 6 5 5 6 6 8 9 8 6
CLOUDS FW FW SC B1 B2 B2 B2 B2 B2 B2 B1 SC B2 B2 OV OV OV OV B2 B2 B2
CLOUDS(%) 11 14 36 58 83 85 72 85 81 73 56 34 72 72 94 94 90 90 78 78 73
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 6 6 4 4 6 6 6 6 7
POP 12HR 40 50 40 90 80
QPF 12HR 0.10 0.90 0.02 0.53 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S L L D D D D L L C
TSTMS S C C C S S C C S S C C C
MIX HGT 800 700 700 1400 1600 1500 1500 1300 1600 1400
T WIND DIR S S SW N N NE E SE SE S
T WIND SPD 11 20 13 16 14 9 9 11 18 20
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 14 24 18 31 33 19 10 21 44 40
MAX LVORI 6 5 8 7 4 7 7 8 5 5
STABILITY B D D E C B E E C C
CEILING 10800 11000 8000 1000 1000 11300 4700 4000 300 1700
PRESSURE 30.0 29.95 29.92 29.94 30.05 30.05 30.05 30.02 30.01 29.92
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 73 83 71 80 71 80 72 81
TEMP 76 76 81 78 75 73 78 77 74 72 78 77 75 74 79 78
DEWPT 74 74 73 72 71 68 66 66 67 66 65 66 69 69 69 70
MAX/MIN RH 98 75 88 62 83 62 85 70
RH 95 96 79 82 86 86 66 69 78 81 64 69 81 84 72 77
WIND DIR SW SW SW W W NW NW W SW NW S S S S S S
WIND SPD 6 4 6 6 6 8 4 3 3 6 6 5 6 6 10 11
AVG CLOUDS B2 B1 B1 B1 SC SC FW FW FW FW FW FW FW SC SC SC
POP 12HR 50 40 20 5 5 5 20 20
RAIN SHWRS C S C S S S S
TSTMS C S S S S
$$
VAZ064-202000-
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
Radar
Current Weather
Rivers & Lakes
Satellite
Forecast Maps
Hour by Hour Forecast
Tropical Weather
Graphical Hazards
Briefings
Marine Forecasts
Forecaster's Discussion
SKYWARN
Submit Storm Report
Climate Data
Fire Weather
Beach & Surf
Coastal Flood
Heat 
Follow us on X
Follow us on Facebook
AKQ RSS Feed