EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Wed Sep 9 2026
MDZ022-092000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Wed Sep 9 2026
Date Wed 09/09/26 Thu 09/10/26 Fri 09/11/26
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 85 70 87 69 82
TEMP 67 80 83 82 75 73 73 73 73 81 85 86 79 75 73 70 69 77 80 80 72
DEWPT 66 66 63 63 64 66 66 66 67 68 69 69 71 72 71 69 68 66 64 64 65
MIN/MAX RH 49 81 55 100 56
RH 97 62 52 53 70 79 78 79 81 65 59 57 77 90 93 96 97 69 58 58 79
WIND DIR SW SW SW S S S SW SW SW SW W W SW W W NW N N N NE E
WIND DIR DEG 22 23 21 20 18 19 21 22 23 24 26 26 22 25 29 33 35 01 02 03 08
WIND SPD 3 8 9 10 8 8 9 10 10 9 6 6 3 3 3 3 4 5 3 3 2
CLOUDS FW SC FW FW FW FW FW FW FW FW FW FW B2 B2 B1 B1 B1 SC SC SC SC
CLOUDS(%) 22 26 18 14 8 18 16 14 12 16 8 22 77 77 65 63 52 36 36 30 33
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 6 6 7 7 7 7 7 7 7
POP 12HR 0 0 20 70 5
QPF 12HR 0 0 0 0.05 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C
TSTMS S S
MIX HGT 5000 4700 600 1400 4000 4000 500 1100 4100 3900
T WIND DIR SW S S SW SW W W NW NE E
T WIND SPD 12 16 11 16 18 12 8 6 9 4
SMOKE DISP GD GD PR PR FR GD PR PR PR PR
ADI 65 76 9 36 83 83 5 14 41 26
MAX LVORI 4 3 4 4 3 4 7 9 4 4
STABILITY B C E E C B F F B B
CEILING 20800 20800 30000 23900 12700 8300 3600 6300 4000 8000
PRESSURE 30.22 30.11 30.05 29.95 29.92 29.84 29.86 29.87 29.97 29.97
Date Sat 09/12/26Sun 09/13/26Mon 09/14/26Tue 09/15/26
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 65 81 70 83 70 85 69 85
TEMP 67 68 79 75 72 72 81 76 71 72 83 77 70 71 83 77
DEWPT 64 66 65 70 71 72 75 74 71 71 71 71 69 70 71 71
MAX/MIN RH 97 61 100 77 100 65 100 65
RH 91 93 62 83 97100 81 93100 97 67 81 96 98 67 82
WIND DIR E E SE SE SE S S SE SW N N E SE SE SE S
WIND SPD 1 3 6 3 3 3 4 2 1 2 4 3 2 3 6 4
AVG CLOUDS SC SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC SC
POP 12HR 5 20 50 50 10 10 0 5
RAIN SHWRS S C C C C
TSTMS S S S
$$
MDZ025-092000-
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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