EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
950 AM EDT Wed Jul 30 2025
MDZ022-302000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
950 AM EDT Wed Jul 30 2025
Date Wed 07/30/25 Thu 07/31/25 Fri 08/01/25
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 95 73 91 73 81
TEMP 90 94 92 84 78 76 75 80 88 90 88 81 78 76 75 76 79 80 77 74
DEWPT 72 71 71 71 73 73 73 75 75 74 75 75 74 74 74 74 74 73 72 69
MIN/MAX RH 47 97 60 97 81
RH 56 47 50 65 85 90 95 85 66 60 67 82 88 93 97 94 85 81 85 84
WIND DIR SW S S S S S S S S S S SE SE SE NE N NE NE NE N
WIND DIR DEG 23 17 17 17 18 19 19 19 16 16 16 15 12 13 05 02 02 03 02 02
WIND SPD 3 4 5 4 3 3 2 2 4 5 6 4 3 2 3 3 5 8 9 9
CLOUDS FW FW FW FW FW FW SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2
CLOUDS(%) 9 16 10 11 15 14 34 36 36 41 55 72 75 76 77 79 79 79 79 80
VSBY 7 7 7 7 7 7 7 7 7 7 7 4 4 4 4 4 4 4 4 7
POP 12HR 0 5 30 60 70
QPF 12HR 0 0 0.21 0.77 0.53
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L L L L L C
TSTMS S C C C C C S C C C C
MIX HGT 5200 600 1100 4000 3500 1100 1200 2300 2300
T WIND DIR S S S S S S S SW NW
T WIND SPD 5 5 6 6 13 12 6 8 12
SMOKE DISP PR PR PR PR PR PR PR PR PR
ADI 33 3 13 36 50 9 11 24 37
MAX LVORI 3 6 8 3 4 6 8 5 4
STABILITY B F F A C F F C C
CEILING 13800 13800 26100 23500 4700 4700 4700 1000 1000
PRESSURE 29.93 29.94 29.93 29.94 29.88 29.89 29.90 29.98 30.03
Date Sat 08/02/25Sun 08/03/25Mon 08/04/25Tue 08/05/25
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 78 62 80 62 82 64 82
TEMP 69 70 77 72 65 69 79 72 65 69 81 74 67 71 81 75
DEWPT 66 65 63 60 59 61 60 60 60 62 63 62 63 66 66 66
MAX/MIN RH 93 58 85 52 88 54 93 60
RH 90 84 62 66 82 78 53 67 85 80 54 68 89 84 60 74
WIND DIR N N NE NE NE NE E E NE NE E E NE NE E E
WIND SPD 8 10 10 6 3 4 8 4 2 3 6 4 2 3 6 4
AVG CLOUDS B2 B1 SC FW FW FW FW SC SC SC SC SC SC SC SC SC
POP 12HR 40 20 0 0 5 10 10 20
RAIN SHWRS C S S S
TSTMS S S
$$
MDZ025-302000-
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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