EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Fri Aug 14 2026
MDZ022-142000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Fri Aug 14 2026
Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26
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 86 69 84 68 87
TEMP 76 83 84 82 76 73 72 70 73 80 83 82 76 72 70 69 72 80 83 83 78
DEWPT 72 72 73 73 73 72 71 70 71 70 68 69 68 69 69 68 69 70 71 71 72
MIN/MAX RH 66 100 61 97 61
RH 87 70 70 74 90 98 96100 94 71 61 65 77 90 96 97 91 72 67 67 83
WIND DIR E E E E E N NE NE NE NE E E E SE SE SE SE S S S S
WIND DIR DEG 11 10 11 09 09 00 03 03 04 06 07 08 10 11 13 14 15 17 18 18 19
WIND SPD 1 3 3 3 2 0 1 1 2 5 6 6 3 2 2 2 2 6 9 10 8
CLOUDS B1 B2 OV B2 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC B1 B1 B1 B1 B2
CLOUDS(%) 64 73 89 87 67 60 54 60 53 46 45 43 35 40 33 45 51 51 63 63 75
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 4
POP 12HR 40 20 10 10 40
QPF 12HR 0.25 0.06 0.01 0.01 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S S S S C C L
TSTMS C C S C
MIX HGT 2900 2500 700 800 3900 3600 500 1000 3100 2900
T WIND DIR E E NE NE NE E SE SE S S
T WIND SPD 6 6 4 6 10 9 6 8 16 20
SMOKE DISP PR PR PR PR PR PR PR PR FR FR
ADI 28 22 2 10 46 41 3 15 71 72
MAX LVORI 4 6 10 9 4 4 8 8 4 4
STABILITY B C F F A B F F C C
CEILING 3200 1700 1000 30000 7100 15900 17100 8900 4700 9800
PRESSURE 30.01 29.97 29.98 30.01 30.09 30.07 30.09 30.05 30.01 29.86
Date Mon 08/17/26Tue 08/18/26Wed 08/19/26Thu 08/20/26
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 74 91 71 86 67 88 72 90
TEMP 75 77 88 83 75 73 84 78 69 71 85 79 74 76 88 81
DEWPT 73 75 74 74 71 69 68 67 67 68 68 69 71 73 73 72
MAX/MIN RH 98 59 90 53 97 54 94 57
RH 93 94 64 74 87 87 58 68 91 90 56 72 89 91 61 73
WIND DIR SW W W W NW N N SE S N S S S SW SW S
WIND SPD 8 5 6 3 2 3 4 2 1 1 3 4 3 3 6 4
AVG CLOUDS B2 B1 SC SC SC SC FW FW FW FW FW FW FW FW SC B1
POP 12HR 60 20 10 5 0 10 10 30
RAIN SHWRS L C S C
TSTMS C S S
$$
MDZ025-142000-
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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