EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat Sep 19 2026
MDZ022-192000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Sat Sep 19 2026
Date Sat 09/19/26 Sun 09/20/26 Mon 09/21/26
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 78 65 81 67 75
TEMP 67 76 76 75 69 68 67 66 68 76 79 79 73 71 71 70 67 72 73 71 67
DEWPT 65 65 65 65 65 65 64 63 65 66 67 68 68 69 70 69 67 68 68 66 65
MIN/MAX RH 69 93 67 100 81
RH 93 69 69 72 87 91 91 90 90 71 68 69 84 92 96 97100 87 83 84 92
WIND DIR NE NE E E E E E SE SE S S S S S SW NW N N NE NE NE
WIND DIR DEG 04 06 07 08 09 10 11 12 13 16 18 18 17 20 24 31 00 02 04 05 05
WIND SPD 4 8 8 9 5 4 4 4 4 9 8 8 4 3 2 3 4 10 10 10 9
CLOUDS SC B1 B1 B1 B1 SC SC SC SC SC B1 SC SC B1 B1 B2 B2 B2 B2 B2 B2
CLOUDS(%) 41 51 60 60 52 49 47 37 30 41 55 40 45 52 67 75 70 76 80 79 83
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 10 5 20 40 40
QPF 12HR 0.01 0 0 0.05 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C C C S
TSTMS S
MIX HGT 3500 3300 600 700 4100 3800 500 1300 2400 2300
T WIND DIR NE E E SE S S S SW SW E
T WIND SPD 9 11 6 8 13 11 11 6 6 11
SMOKE DISP PR PR PR PR FR FR PR PR PR PR
ADI 38 38 7 12 53 46 9 9 15 30
MAX LVORI 4 5 6 6 4 4 8 8 8 6
STABILITY B D E F B B E F D D
CEILING 30000 5000 9800 6300 4700 4000 4000 4000 4700 2400
PRESSURE 30.05 30.05 30.06 30.03 30.0 29.92 29.88 29.84 29.84 29.81
Date Tue 09/22/26Wed 09/23/26Thu 09/24/26Fri 09/25/26
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 64 72 62 69 59 69 56 68
TEMP 65 64 69 65 63 62 67 65 63 61 67 63 58 58 67 61
DEWPT 63 63 64 61 60 61 64 62 61 61 63 60 57 57 59 56
MAX/MIN RH 96 84 96 84 100 87 99 69
RH 93 96 86 84 91 97 90 89 94100 93 90 97 96 75 81
WIND DIR NE NE NE NE NE NE NE NE NE NE NE N N N N N
WIND SPD 8 11 14 16 11 14 16 16 12 13 16 13 9 10 10 8
AVG CLOUDS B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B1 B1
POP 12HR 40 50 40 40 40 40 30 30
RAIN SHWRS S C C C C C C C C C C C C S C C
TSTMS S S S
$$
MDZ025-192000-
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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