EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Fri May 22 2026
MDZ025-222000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Fri May 22 2026
Date Fri 05/22/26 Sat 05/23/26 Sun 05/24/26
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 60 56 64 60 69
TEMP 59 60 58 57 57 57 58 57 58 61 62 63 62 64 64 64 66 67 68 67 64
DEWPT 56 57 55 55 55 56 57 57 58 61 62 63 62 64 64 64 65 66 66 65 64
MIN/MAX RH 87 100 97 100 92
RH 88 90 89 92 93 96 96100100100 98 99100 99100100 99 96 94 94100
WIND DIR NE NE NE NE E E E E E E E E E E SE S S S S S S
WIND DIR DEG 06 06 06 06 07 07 07 07 08 08 08 09 09 11 14 18 19 18 17 17 17
WIND SPD 21 21 21 21 20 20 19 19 20 18 16 16 11 10 8 8 5 5 8 8 6
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2
CLOUDS(%) 92 90 92 93 96 94 95 94 91 93 91 91 94 94 94 94 89 87 83 75 75
VSBY 7 3 3 3 6 7 7 6 6 6 6 6 6 6 6 6 6 6 7 7 7
POP 12HR 90 70 80 90 80
QPF 12HR 0.23 0.12 0.34 0.26 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L L C C C L D D D D D D D D D D C C C
TSTMS S S S S S S C
MIX HGT 1700 1700 1500 1300 1200 1100 700 500 600 600
T WIND DIR NE E E E E E SE S S S
T WIND SPD 34 32 27 26 27 23 16 12 10 12
SMOKE DISP FR FR PR PR PR PR PR PR PR PR
ADI 64 61 34 40 41 33 17 11 10 13
MAX LVORI 4 4 5 5 4 5 7 8 8 8
STABILITY D D D D D D D E C C
CEILING 2900 1400 1000 300 300 300 300 300 300 3200
PRESSURE 30.22 30.23 30.26 30.26 30.29 30.26 30.22 30.18 30.18 30.15
Date Mon 05/25/26Tue 05/26/26Wed 05/27/26Thu 05/28/26
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 62 71 62 69 61 72 61 70
TEMP 64 65 69 65 65 65 67 63 63 64 68 65 64 65 67 63
DEWPT 64 64 65 64 65 65 64 63 63 63 63 63 63 62 60 59
MAX/MIN RH 100 84 100 89 100 81 99 73
RH 100 99 86100100 99 92100100 97 84 93 96 91 77 85
WIND DIR S S S SE SW N E SE SW W S S W N NE E
WIND SPD 6 6 6 5 3 3 4 3 2 2 3 3 4 5 8 4
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC
POP 12HR 70 70 80 50 40 30 20 10
RAIN SHWRS C L C L D D C C C C C C S S
TSTMS C C 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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