EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sat Aug 1 2026
MDZ022-020800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Sat Aug 1 2026
Date 08/01/26 Sun 08/02/26 Mon 08/03/26 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 71 87 75 85 71
TEMP 78 75 74 72 75 81 85 85 81 79 78 77 77 80 83 83 79 75 74 72 74
DEWPT 69 70 69 71 72 74 74 75 74 75 75 75 75 75 75 75 74 75 73 72 74
MAX/MIN RH 100 68 97 77 100
RH 74 84 86 96 91 79 70 72 80 88 90 94 94 85 77 77 86100 97100100
WIND DIR S S S SE SE SE SE S S S S S S SW SW S S S SW SW SW
WIND DIR DEG 16 17 18 15 15 15 15 15 16 18 19 20 20 21 20 20 19 20 21 21 21
WIND SPD 6 6 4 3 5 9 10 10 6 6 6 6 6 8 8 8 4 3 2 3 3
CLOUDS B1 B1 SC B1 B1 B2 B2 B1 B2 B2 B2 B2 OV OV OV OV B2 B2 B2 B2 B1
CLOUDS(%) 62 67 50 61 65 73 76 65 73 85 83 80 88 88 90 90 70 73 73 72 65
VSBY 7 7 7 7 7 7 7 7 7 7 6 6 6 6 6 6 7 7 7 7 7
POP 12HR 0 30 70 70 50
QPF 12HR 0 0.03 0.08 0.24 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S C C L L L L L L C C C C C
TSTMS C S C C S S S C C C S
MIX HGT 700 1500 3100 2900 1000 1600 2500 2300 900 1100
T WIND DIR S S S S S S SW SW SW SW
T WIND SPD 11 11 21 20 16 14 20 19 10 10
SMOKE DISP PR PR GD FR PR PR FR FR PR PR
ADI 11 34 77 69 15 33 63 59 9 17
MAX LVORI 5 8 4 3 5 5 4 4 9 9
STABILITY D E C B D D C B F F
CEILING 20800 20800 2100 23500 2400 1000 1700 14800 17100 1000
PRESSURE 29.88 29.87 29.85 29.79 29.78 29.78 29.82 29.82 29.88 29.92
Date 08/04Wed 08/05/26Thu 08/06/26Fri 08/07/26Sat 08/08/26
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 84 71 86 72 87 73 88 73 88
TEMP 83 78 73 75 84 80 74 76 86 80 75 76 86 80 75 75 87 80
DEWPT 75 74 73 75 76 75 73 75 77 75 73 75 77 75 73 74 76 74
MIN/MAX RH 77 100 75 100 71 100 75 100 72
RH 78 85 97 99 76 82 95 97 75 82 97 97 80 85 97 98 75 81
WIND DIR S S S S S S SW SW SW S SW SW SW S SW SW SW S
WIND SPD 4 3 2 3 6 5 3 4 8 5 3 3 5 4 3 3 6 4
AVG CLOUDS B1 B2 B1 B1 B1 B1 SC SC SC B1 B1 SC SC B1 B1 SC SC B1
POP 12HR 50 20 30 20 30 30 40 30 30
RAIN SHWRS C C S C C S S S C C S S C C S S C
TSTMS S C S C S S C S S C S
$$
MDZ025-020800-
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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