EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat Oct 17 2026
MDZ022-172000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Sat Oct 17 2026
Date Sat 10/17/26 Sun 10/18/26 Mon 10/19/26
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 53 40 59 45 61
TEMP 52 50 51 52 48 45 44 42 43 53 58 58 50 49 48 46 49 57 60 59 54
DEWPT 49 46 42 38 35 32 32 32 34 38 40 40 40 41 42 46 46 49 49 49 49
MIN/MAX RH 58 72 51 98 65
RH 89 85 71 59 60 60 62 67 71 57 51 51 68 74 79 98 88 75 67 69 84
WIND DIR N N N N N N N N N NE NE NE NE NE NE N N NE NE NE N
WIND DIR DEG 00 00 00 00 00 01 01 01 01 03 03 03 03 03 02 02 02 03 03 02 02
WIND SPD 13 14 13 11 10 10 9 10 9 10 10 10 5 6 8 10 10 13 14 13 12
CLOUDS OV OV OV B2 SC SC FW SC FW FW FW FW FW SC SC B1 B1 B2 B2 B2 B2
CLOUDS(%) 100100 97 81 49 37 14 28 12 19 16 12 18 34 48 61 68 71 73 72 73
VSBY 6 5 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 80 0 0 5 30
QPF 12HR 0.06 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D L S
RAIN SHWRS C C S
MIX HGT 3400 3600 600 800 4100 4300 400 1000 4000 4000
T WIND DIR N N N N NE NE NE NE NE NE
T WIND SPD 29 24 12 10 19 13 6 9 24 24
SMOKE DISP GD GD PR PR GD GD PR PR GD GD
ADI 76 80 12 9 80 74 7 16 76 80
MAX LVORI 4 2 3 3 3 3 4 8 3 4
STABILITY D D E E C C F D D D
CEILING 1700 8900 18700 30000 30000 30000 30000 30000 1700 2300
PRESSURE 30.01 30.15 30.31 30.38 30.48 30.48 30.48 30.42 30.40 30.31
Date Tue 10/20/26Wed 10/21/26Thu 10/22/26Fri 10/23/26
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 47 65 50 63 49 62 49 65
TEMP 52 50 63 59 55 52 61 57 54 51 60 58 54 50 64 59
DEWPT 49 46 47 50 51 51 54 52 53 51 54 53 52 50 55 52
MAX/MIN RH 92 54 93 72 100 74 100 68
RH 89 86 56 72 85 96 77 82 96100 81 83 93100 73 78
WIND DIR N N N N N N NE NE NE N N N N N N NE
WIND SPD 12 13 13 10 10 14 14 14 10 12 11 8 5 9 9 5
AVG CLOUDS B2 B2 B1 B1 SC SC SC B1 B1 B1 B2 B2 B1 B1 B1 SC
POP 12HR 20 20 10 20 30 20 20 10
RAIN SHWRS S S S S S C S S S
$$
MDZ025-172000-
Assateague Island RAWS - Worchester MD
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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