EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat Jun 20 2026
MDZ025-202000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Sat Jun 20 2026
Date Sat 06/20/26 Sun 06/21/26 Mon 06/22/26
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 83 71 84 73 83
TEMP 71 78 81 82 79 75 73 71 74 80 82 83 80 77 75 73 75 80 82 83 76
DEWPT 61 60 59 61 64 66 66 64 64 63 63 63 65 67 68 69 70 71 72 72 73
MIN/MAX RH 47 78 50 87 69
RH 70 55 48 50 61 75 78 78 71 57 52 52 62 73 78 87 86 74 72 70 88
WIND DIR W W W SW SW SW SW NW NW W SW SW S S S S S S S S S
WIND DIR DEG 29 26 25 24 21 21 23 30 30 27 22 23 20 18 18 17 18 18 18 18 19
WIND SPD 9 9 11 10 10 9 5 4 4 3 8 8 9 10 10 11 13 16 20 23 18
CLOUDS SC SC SC FW FW SC SC FW CL FW SC FW SC SC SC B1 B1 SC B1 B1 B2
CLOUDS(%) 26 31 35 13 11 31 33 17 5 13 27 24 33 48 48 60 58 44 59 62 76
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 4
POP 12HR 0 5 0 5 50
QPF 12HR 0 0 0 0 0.35
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L
TSTMS S C C
MIX HGT 2100 1300 500 600 1400 1300 600 800 1400 1300
T WIND DIR W SW SW SW W SW SE SE S S
T WIND SPD 12 13 11 5 8 10 5 9 16 24
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 33 27 11 4 23 21 6 10 40 43
MAX LVORI 3 3 4 5 3 3 4 5 4 5
STABILITY B C E F A B D D D C
CEILING 26600 27700 11700 5800 30000 9600 5600 10800 6300 26600
PRESSURE 29.92 29.88 29.88 29.88 29.92 29.89 29.96 29.96 29.98 29.84
Date Tue 06/23/26Wed 06/24/26Thu 06/25/26Fri 06/26/26
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 72 82 69 77 70 77 71 79
TEMP 75 73 79 73 70 71 75 72 71 72 75 73 72 73 77 74
DEWPT 72 69 67 67 66 65 65 66 67 67 68 69 70 70 70 70
MAX/MIN RH 93 66 89 68 88 76 92 78
RH 92 87 67 81 87 80 71 79 87 86 79 85 92 90 81 87
WIND DIR SW W NW N NW N SE SE S S SE SE SE SE SE S
WIND SPD 11 9 6 4 3 3 5 6 5 3 9 10 6 3 8 8
AVG CLOUDS B2 B1 SC SC SC FW FW FW FW FW SC SC SC SC SC SC
POP 12HR 60 20 5 0 10 20 20 30
RAIN SHWRS L S S S S S S S S C
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
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