EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Thu Jul 23 2026
MDZ025-232000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Thu Jul 23 2026
Date Thu 07/23/26 Fri 07/24/26 Sat 07/25/26
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 79 71 78
TEMP 72 75 77 77 74 73 73 72 73 76 77 77 75 73 73 72 72 76 77 77 75
DEWPT 68 67 66 66 66 66 65 65 65 64 64 65 65 66 66 67 68 67 67 65 65
MIN/MAX RH 68 80 64 88 67
RH 88 76 70 69 76 78 77 77 76 66 65 66 71 78 80 85 86 74 71 67 73
WIND DIR NE NE NE NE NE NE NE NE NE NE NE NE NE E E NE NE NE NE NE NE
WIND DIR DEG 02 03 04 06 06 05 05 04 05 06 06 06 06 07 06 05 04 05 06 06 05
WIND SPD 12 12 12 10 9 6 6 9 10 11 11 11 10 9 6 8 9 10 10 9 8
CLOUDS B2 B2 B1 SC SC FW FW FW FW SC B1 SC B1 B2 B2 B1 B1 B1 B1 SC SC
CLOUDS(%) 75 74 66 42 41 24 14 17 11 49 68 43 68 78 72 65 61 56 54 44 49
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 5 5 5 10 10
QPF 12HR 0.04 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
MIX HGT 2100 2000 1600 2200 3000 3000 2100 1900 2900 2900
T WIND DIR NE NE NE NE NE E E NE NE NE
T WIND SPD 16 16 13 17 16 14 14 17 19 13
SMOKE DISP PR PR PR PR FR PR PR PR FR FR
ADI 35 40 10 48 51 44 21 40 60 51
MAX LVORI 4 4 4 4 3 3 4 4 4 3
STABILITY D C E E C D D D D C
CEILING 5500 6300 5500 8000 7200 6300 4700 1700 1000 5300
PRESSURE 30.09 30.09 30.12 30.12 30.15 30.12 30.11 30.09 30.09 30.04
Date Sun 07/26/26Mon 07/27/26Tue 07/28/26Wed 07/29/26
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 70 79 71 80 74 82 74 81
TEMP 71 72 77 73 72 73 78 76 76 76 80 78 75 75 79 77
DEWPT 65 66 64 64 66 68 69 70 71 73 74 74 73 72 72 72
MAX/MIN RH 86 61 84 73 93 80 94 79
RH 81 83 65 73 81 84 74 80 85 91 83 87 93 90 82 86
WIND DIR N N E SE SW SW S S SW SW S S SW W SW SW
WIND SPD 4 5 8 5 4 4 8 10 11 10 13 12 11 9 8 5
AVG CLOUDS SC SC SC FW FW SC SC SC SC SC SC B1 B2 B1 SC SC
POP 12HR 5 5 10 10 20 40 60 20
RAIN SHWRS S C L C S S
TSTMS S C C S S
$$
VAZ064-232000-
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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