EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sun Oct 18 2026
MDZ022-182000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Sun Oct 18 2026
Date Sun 10/18/26 Mon 10/19/26 Tue 10/20/26
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 46 63 48 65
TEMP 44 54 58 58 51 49 49 48 49 57 61 60 55 53 52 50 49 57 63 63 57
DEWPT 35 40 40 39 40 41 45 46 47 49 48 47 45 46 45 43 42 44 45 45 47
MIN/MAX RH 48 97 59 79 52
RH 70 58 51 51 66 75 85 92 91 74 62 61 69 77 77 76 77 61 52 53 69
WIND DIR N NE NE NE N N N N N NE N N N N N N N N N N N
WIND DIR DEG 01 03 04 04 02 02 01 01 02 03 02 02 01 01 00 00 00 01 01 01 01
WIND SPD 9 11 11 10 4 4 5 8 10 16 16 13 12 11 12 12 12 13 13 11 11
CLOUDS CL FW FW FW CL FW SC B1 B1 B1 B2 B2 B2 B1 B1 B1 SC SC SC SC SC
CLOUDS(%) 5 9 11 6 3 16 39 52 56 59 77 82 75 62 59 55 47 37 39 36 33
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 0 0 20 10 5
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
MIX HGT 4100 4000 400 1000 3400 3200 800 1000 2800 2800
T WIND DIR NE NE NE N NE N N N N N
T WIND SPD 20 17 9 14 32 28 25 24 26 27
SMOKE DISP GD GD PR PR VG GD PR PR GD GD
ADI 63 79 5 26 91 82 23 25 68 68
MAX LVORI 3 3 5 6 4 3 3 3 3 3
STABILITY C C F D D D D D D D
CEILING 30000 30000 30000 14200 1700 1700 1000 1700 3200 2400
PRESSURE 30.48 30.45 30.43 30.34 30.26 30.11 30.05 29.97 30.01 30.01
Date Wed 10/21/26Thu 10/22/26Fri 10/23/26Sat 10/24/26
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 48 61 49 63 49 62 50 61
TEMP 53 49 58 56 52 50 61 57 52 50 60 55 53 51 60 56
DEWPT 46 44 45 49 48 46 47 47 47 48 49 47 47 47 49 50
MAX/MIN RH 85 58 89 58 89 63 84 65
RH 78 83 61 77 86 86 60 69 83 93 68 74 80 86 67 79
WIND DIR N N N N N N N N N N NE NE NE N NE NE
WIND SPD 12 13 12 10 9 10 10 4 4 9 10 5 4 8 10 5
AVG CLOUDS SC SC SC SC SC SC SC FW FW FW SC SC FW SC SC SC
POP 12HR 5 10 20 10 5 10 5 10
RAIN SHWRS S S
$$
MDZ025-182000-
Assateague Island RAWS - Worchester MD
38.08N 75.20W Elev. 12 ft
510 AM EDT Sun Oct 18 2026
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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