EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Sep 22 2026
MDZ022-222000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Tue Sep 22 2026
Date Tue 09/22/26 Wed 09/23/26 Thu 09/24/26
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 70 62 67 59 66
TEMP 67 69 68 66 66 65 64 64 63 65 65 65 65 63 63 62 61 65 65 64 63
DEWPT 65 65 65 63 63 62 62 62 61 62 61 61 60 59 59 58 58 59 59 58 57
MIN/MAX RH 87 95 84 89 78
RH 93 88 89 90 91 90 93 94 93 91 88 86 84 86 87 88 90 82 81 80 81
WIND DIR NE E NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE NE N
WIND DIR DEG 06 07 06 06 06 05 05 05 05 04 04 05 05 04 04 04 03 04 03 03 02
WIND SPD 9 11 13 13 13 12 12 12 13 16 16 17 16 14 13 14 14 16 16 16 14
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%) 94 96 96 96 97 95 96 97 95 89 89 90 88 82 83 80 77 74 76 78 79
VSBY 7 7 7 7 7 6 6 6 4 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 50 70 70 20 20
QPF 12HR 0.20 0.10 0.21 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN L L L L C C S S
RAIN SHWRS C C C C C S S
MIX HGT 2500 2400 800 1600 2800 3200 1200 2200 3600 3500
T WIND DIR NE NE NE NE NE NE NE NE NE NE
T WIND SPD 26 27 25 23 26 34 32 31 28 25
SMOKE DISP FR FR PR PR GD GD PR FR GD GD
ADI 60 58 24 40 73 88 29 61 77 71
MAX LVORI 4 4 5 5 4 4 4 4 4 3
STABILITY D D D D D D D D D D
CEILING 1000 1700 1000 1000 1000 1700 1700 1700 1700 1700
PRESSURE 30.09 30.11 30.17 30.17 30.23 30.25 30.26 30.21 30.20 30.15
Date Fri 09/25/26Sat 09/26/26Sun 09/27/26Mon 09/28/26
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 55 68 54 68 54 70 55 71
TEMP 60 57 66 62 56 55 66 63 58 56 68 64 56 57 70 64
DEWPT 55 51 52 51 50 52 54 54 52 53 56 56 55 56 59 58
MAX/MIN RH 85 58 89 63 93 63 99 65
RH 85 81 60 67 80 90 65 71 81 90 65 75 95 96 68 81
WIND DIR N N N N N NW N NW NW NW NW NW NW NW N NE
WIND SPD 10 11 13 9 6 10 11 8 4 6 9 3 3 4 6 2
AVG CLOUDS B2 B2 B1 SC SC SC SC SC B1 B1 SC SC SC SC SC SC
POP 12HR 30 20 20 20 20 10 10 5
RAIN SHWRS C S S S S S S S
$$
MDZ025-222000-
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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