EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Aug 11 2026
MDZ022-112000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Tue Aug 11 2026
Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26
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 91 72 88 70 90
TEMP 76 85 90 90 81 77 75 73 73 80 85 86 78 73 72 71 74 83 87 88 82
DEWPT 72 73 72 72 73 73 72 71 72 71 69 69 71 70 69 69 72 71 71 70 72
MIN/MAX RH 54 98 55 98 54
RH 87 67 56 56 77 87 90 94 97 74 59 57 79 89 91 94 94 67 58 55 72
WIND DIR NW W W W SW SW W W NW NW NW N SE S S SW SW W W W SW
WIND DIR DEG 29 29 27 27 24 23 26 28 30 33 33 35 14 17 19 21 23 27 27 26 23
WIND SPD 3 6 6 6 3 3 3 3 3 8 4 4 3 2 2 3 3 5 8 6 3
CLOUDS B1 B1 B1 SC SC SC B1 B1 SC SC B1 SC FW SC SC B1 SC SC SC SC SC
CLOUDS(%) 68 55 56 45 42 48 59 53 49 38 51 48 19 38 45 55 36 43 42 43 36
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 20 20 20 20 20
QPF 12HR 0.05 0.07 0.14 0.03 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S S S S S S S S C
TSTMS S S S S S S S S
MIX HGT 4400 4100 500 1100 4300 4000 400 600 4700 4500
T WIND DIR W W W W NW W S SW W W
T WIND SPD 10 10 6 8 6 6 6 6 12 11
SMOKE DISP FR FR PR PR PR PR PR PR FR FR
ADI 65 61 6 11 37 37 4 9 80 77
MAX LVORI 3 4 6 9 4 4 8 9 4 3
STABILITY C B F E B A F F A B
CEILING 6300 8900 19500 12700 26600 4000 30000 30000 30000 30000
PRESSURE 29.92 29.85 29.82 29.67 29.56 29.64 29.77 29.81 29.92 29.92
Date Fri 08/14/26Sat 08/15/26Sun 08/16/26Mon 08/17/26
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 73 87 65 83 63 85 70 87
TEMP 77 75 85 79 69 67 81 76 67 68 83 78 74 74 84 80
DEWPT 72 73 71 69 63 62 61 62 61 64 66 67 69 72 73 72
MAX/MIN RH 94 58 88 49 90 55 93 63
RH 86 93 64 71 80 85 51 63 82 87 57 69 85 92 69 77
WIND DIR W NW NW N N N N SE SW S S S S SW W N
WIND SPD 3 4 8 3 3 4 4 2 1 1 5 5 4 4 8 3
AVG CLOUDS SC B1 B1 B1 SC FW FW FW FW FW SC SC B1 B1 SC B1
POP 12HR 30 30 5 0 5 10 40 40
RAIN SHWRS C C C C S C C S C
TSTMS S S S S S S
$$
MDZ025-112000-
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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