EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sat Sep 12 2026
MDZ022-130800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Sat Sep 12 2026
Date 09/12/26 Sun 09/13/26 Mon 09/14/26 Tue
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 70 84 69 80 58
TEMP 76 73 72 71 72 79 82 82 77 73 72 70 71 76 79 78 70 64 62 60 62
DEWPT 73 73 73 72 72 74 74 74 73 72 72 70 69 66 62 58 55 53 53 53 57
MAX/MIN RH 100 72 100 49 83
RH 90 99100100100 85 76 76 87 96 98100 93 71 56 50 59 66 71 77 86
WIND DIR SE SE SE S SW W W W SW SW SW W NW N N N N N N N N
WIND DIR DEG 12 13 15 18 22 25 26 26 24 22 23 27 33 35 35 35 00 35 02 01 01
WIND SPD 5 4 3 3 3 4 4 4 3 2 2 3 6 10 10 9 5 3 3 3 3
CLOUDS B2 B2 B2 OV B2 B1 SC FW FW FW FW SC FW SC FW FW CL CL CL FW FW
CLOUDS(%) 83 82 87 94 73 63 41 19 25 13 23 37 19 33 20 7 5 3 4 9 8
VSBY 7 7 4 5 5 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 80 60 5 10 0
QPF 12HR 0.38 0.07 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C D L L C
TSTMS S S C S S S
MIX HGT 700 700 3100 3000 400 1000 3700 5000 500 700
T WIND DIR SE S SW W SW W N N N N
T WIND SPD 9 14 20 9 4 3 18 16 6 5
SMOKE DISP PR PR FR PR PR PR GD GD PR PR
ADI 8 19 53 47 2 5 78 85 3 6
MAX LVORI 9 9 4 6 9 10 4 3 3 5
STABILITY E F D B F F C C F F
CEILING 1700 6300 1700 8000 30000 3200 4700 30000 30000 30000
PRESSURE 29.95 29.90 29.87 29.82 29.85 29.84 29.92 29.98 30.11 30.17
Date 09/15Wed 09/16/26Thu 09/17/26Fri 09/18/26Sat 09/19/26
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 79 58 78 61 81 64 84 65 81
TEMP 77 68 61 62 77 69 62 64 80 72 67 68 82 75 68 68 79 73
DEWPT 58 60 59 61 63 63 62 64 66 66 67 68 69 69 67 67 67 66
MIN/MAX RH 50 100 61 100 60 100 63 100 64
RH 52 76 94 97 62 81100100 62 81 98100 65 81 98 98 67 78
WIND DIR E E NE NE E SE N SE S S S SW SW SE NE NE S SE
WIND SPD 5 3 1 2 3 3 0 1 3 3 2 3 5 3 3 4 6 3
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC
POP 12HR 0 0 0 0 0 10 20 20 20
RAIN SHWRS S S S S
$$
MDZ025-130800-
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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