EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Mon Jul 20 2026
MDZ022-202000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Mon Jul 20 2026
Date Mon 07/20/26 Tue 07/21/26 Wed 07/22/26
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 88 73 86
TEMP 72 80 83 82 79 75 73 71 74 82 86 87 82 78 76 74 76 82 85 85 79
DEWPT 66 64 63 66 66 68 70 71 73 74 75 75 75 74 75 74 75 76 75 75 73
MIN/MAX RH 52 100 69 100 69
RH 82 57 52 58 64 78 89100 97 78 71 69 79 88 97100 97 82 72 71 83
WIND DIR NE E SE SE SE SE SE SE S S SW SW SW SW SW SW SW SW SW SW W
WIND DIR DEG 06 09 12 13 14 13 14 15 18 19 21 21 21 21 22 22 23 23 24 24 26
WIND SPD 3 4 4 6 4 3 3 4 6 9 10 11 10 10 11 11 10 11 10 8 3
CLOUDS FW FW FW FW FW FW B1 B2 B2 B2 B1 B2 OV OV OV OV B2 B2 OV OV B2
CLOUDS(%) 19 14 25 20 11 25 58 83 74 70 65 86 90 90 98 98 87 87 91 91 74
VSBY 7 7 7 7 7 7 7 7 6 6 6 6 6 6 4 4 4 4 4 4 6
POP 12HR 0 50 70 100 90
QPF 12HR 0 0.07 0.78 0.73 0.47
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L D D D D D D D D L
TSTMS S S S L L L D D C C S S C C S
MIX HGT 5700 5000 900 1500 3100 3300 1100 2200 3700 3100
T WIND DIR NE SE SE S S SW S S SW N
T WIND SPD 4 6 8 11 14 18 17 20 3 0
SMOKE DISP PR PR PR PR FR GD PR FR PR PR
ADI 30 25 5 24 49 61 18 43 32 0
MAX LVORI 3 3 6 8 4 4 5 5 6 6
STABILITY A B F E C C D D D C
CEILING 6300 5500 30000 300 3200 8000 2400 1000 1700 1700
PRESSURE 29.94 29.92 29.92 29.88 29.84 29.77 29.77 29.76 29.77 29.78
Date Thu 07/23/26Fri 07/24/26Sat 07/25/26Sun 07/26/26
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 66 80 64 81 65 83 66 86
TEMP 70 69 79 75 66 69 80 75 67 69 81 76 68 71 84 80
DEWPT 67 65 64 65 63 65 63 64 63 66 64 66 64 67 66 68
MAX/MIN RH 90 59 90 54 92 54 92 53
RH 90 87 60 71 89 87 56 70 87 89 55 70 89 88 55 68
WIND DIR NW N NE NE NE NE NE E NE N NE SE SW NW S S
WIND SPD 3 5 5 3 1 3 5 3 1 2 4 3 1 1 3 3
AVG CLOUDS B2 B1 SC SC FW FW SC SC SC B1 B1 SC SC SC SC FW
POP 12HR 60 20 20 10 10 20 10 10
RAIN SHWRS L C S S S S S
TSTMS S
$$
MDZ025-202000-
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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