EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sun Sep 20 2026
MDZ025-210800-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 PM EDT Sun Sep 20 2026
Date 09/20/26 Mon 09/21/26 Tue 09/22/26 Wed
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX 71 75 70 74 66
TEMP 75 75 74 73 72 74 74 73 72 72 72 71 72 73 73 72 70 69 68 68 67
DEWPT 71 71 72 71 70 69 68 67 67 69 69 69 69 70 68 68 66 66 65 64 64
MAX/MIN RH 96 82 92 85 92
RH 87 89 93 93 93 85 83 82 86 91 90 92 92 89 85 88 89 88 90 89 89
WIND DIR S S SW W N NE NE NE NE E E E E E NE NE NE NE NE NE NE
WIND DIR DEG 19 20 21 28 00 03 05 05 06 07 07 07 07 07 06 06 05 05 05 05 05
WIND SPD 10 10 9 6 8 13 16 14 14 14 14 14 17 17 20 23 26 23 23 25 25
CLOUDS SC B1 B1 B1 B1 B1 B2 B2 B2 B2 OV B2 B2 B2 B2 OV OV OV OV OV B2
CLOUDS(%) 50 57 64 69 66 67 71 76 76 77 92 78 73 81 85 88 93 90 90 88 85
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 6 6 4 4 6 6 7 7 4
POP 12HR 30 10 50 70 60
QPF 12HR 0.01 0 0.07 0.49 0.33
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C L L L L L L C C L
TSTMS S S
MIX HGT 600 1200 1900 2400 2100 2000 2000 2800 2800 3100
T WIND DIR S W NE NE NE E NE NE NE NE
T WIND SPD 13 11 20 23 23 26 28 42 37 43
SMOKE DISP PR PR PR FR FR FR FR VG GD VG
ADI 14 20 42 48 30 52 65 97 55 108
MAX LVORI 5 6 5 4 4 4 4 4 4 4
STABILITY D E D D D D D D D D
CEILING 4000 4000 1000 1000 300 300 300 1000 1000 300
PRESSURE 29.89 29.89 29.98 30.01 30.03 30.03 30.05 30.07 30.10 30.09
Date 09/23Thu 09/24/26Fri 09/25/26Sat 09/26/26Sun 09/27/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN 71 65 70 62 68 60 70 61 71
TEMP 70 69 68 67 68 67 65 63 66 65 62 62 68 66 64 63 69 67
DEWPT 64 62 63 64 62 60 60 60 57 56 56 57 55 55 57 58 57 58
MIN/MAX RH 80 88 77 90 68 88 62 86 65
RH 82 79 83 89 81 79 84 89 73 72 81 85 64 68 78 85 66 72
WIND DIR NE NE NE NE NE NE NE N N N N N NW N N N NE N
WIND SPD 25 32 28 28 26 31 27 27 25 29 21 19 16 14 11 12 12 10
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC B1 SC
POP 12HR 60 40 40 40 40 30 20 20 20
RAIN SHWRS L C C C C C C C C C C C S S S S S S
$$
VAZ064-210800-
Ft AP Hill RAWS - Caroline VA
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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