EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Thu Aug 27 2026
MDZ022-280800-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 PM EDT Thu Aug 27 2026
Date 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun
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 83 69 82 68
TEMP 77 74 73 71 72 80 82 80 75 72 71 70 71 79 81 80 75 71 70 69 71
DEWPT 71 72 72 71 72 73 73 73 72 71 70 69 70 71 70 70 70 70 70 68 70
MAX/MIN RH 100 73 100 69 100
RH 83 94 98100 99 79 73 80 90 97 97 97 97 77 69 72 85 97 99 99 97
WIND DIR S S S SW SE SW W E S N N N N NE NE E E E N N E
WIND DIR DEG 16 17 20 22 15 24 25 07 16 00 34 35 01 05 06 08 09 10 00 00 09
WIND SPD 3 3 2 1 1 2 3 3 1 0 1 1 2 3 3 4 2 1 0 0 0
CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC FW
CLOUDS(%) 78 63 63 59 66 56 72 86 91 74 86 81 71 67 65 60 62 38 27 32 22
VSBY 7 7 7 7 7 7 6 4 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 10 60 20 10 0
QPF 12HR 0.02 0.51 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L C
TSTMS S S C C
MIX HGT 500 500 3200 2900 500 700 3400 3200 400 400
T WIND DIR S SW SW SE W N NE E E E
T WIND SPD 9 6 5 6 4 6 8 8 6 4
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 7 7 26 25 2 8 35 34 3 3
MAX LVORI 9 9 5 6 10 9 5 6 9 10
STABILITY F F B B F F B B F F
CEILING 11700 8000 6200 3200 2400 4000 1500 10500 26600 3200
PRESSURE 29.92 29.90 29.94 29.93 29.97 30.0 30.09 30.09 30.11 30.14
Date 08/30Mon 08/31/26Tue 09/01/26Wed 09/02/26Thu 09/03/26
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 85 72 90 74 90 74 91 74 88
TEMP 84 78 73 74 87 82 75 76 88 82 76 76 88 83 76 76 86 81
DEWPT 69 72 72 73 72 72 72 73 72 73 72 74 73 73 72 73 72 72
MIN/MAX RH 61 100 57 91 57 94 58 94 60
RH 61 82 97 97 61 72 90 91 59 74 88 94 61 72 87 90 63 74
WIND DIR S S S SW W S SW W W S SW SW W S SW W NW SE
WIND SPD 3 3 3 3 3 3 2 3 4 3 3 3 5 3 3 3 5 3
AVG CLOUDS FW FW FW SC SC FW SC SC SC SC SC SC SC FW B1 B1 SC B1
POP 12HR 10 5 5 5 10 20 20 30 30
RAIN SHWRS S S C C S C
TSTMS S S
$$
MDZ025-280800-
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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