EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Tue Jul 21 2026
MDZ022-212000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
510 AM EDT Tue Jul 21 2026
Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26
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 89 72 85 66 80
TEMP 76 83 87 88 83 78 75 73 75 81 84 84 78 72 70 67 69 75 79 79 74
DEWPT 74 75 75 76 74 74 73 73 74 74 73 73 73 72 68 65 65 64 63 63 63
MIN/MAX RH 66 100 68 100 56
RH 95 77 68 68 75 88 94100 96 78 70 71 85100 93 93 87 68 58 58 69
WIND DIR S SW SW S SW SW SW SW SW SW SW SW SW SW NW N N N NE NE NE
WIND DIR DEG 19 21 21 20 21 21 21 22 22 23 23 23 23 23 33 00 01 02 03 04 06
WIND SPD 8 10 11 11 10 10 10 11 10 11 10 9 3 3 3 4 5 8 6 6 3
CLOUDS B2 B2 B2 OV B2 OV OV B2 B2 B1 B2 B2 B2 B2 B1 B1 B1 B1 SC SC FW
CLOUDS(%) 78 73 70 91 80 89 97 84 75 67 78 83 86 86 68 66 59 51 40 27 19
VSBY 7 7 6 4 4 4 4 4 4 4 4 4 4 4 7 7 7 7 7 7 7
POP 12HR 70 70 70 70 10
QPF 12HR 0.54 1.34 0.47 0.42 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L L L L L L L L L C C
TSTMS S C C L L L L L L L L L L L C C
MIX HGT 3100 3200 800 2100 3000 2600 600 1400 4100 4100
T WIND DIR SW SW SE SW SW SW SW N N NE
T WIND SPD 18 18 6 17 29 18 5 18 18 8
SMOKE DISP GD GD PR PR GD GD PR PR FR PR
ADI 59 56 11 40 76 62 4 39 71 42
MAX LVORI 4 4 6 5 4 5 9 6 3 3
STABILITY C D D D D C F E C B
CEILING 1200 3900 4000 3200 1700 2400 4000 1900 4700 5500
PRESSURE 29.82 29.73 29.71 29.68 29.71 29.77 29.84 29.85 29.96 30.02
Date Fri 07/24/26Sat 07/25/26Sun 07/26/26Mon 07/27/26
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 63 80 65 80 65 83 68 87
TEMP 66 67 78 74 68 69 78 75 68 70 81 78 70 73 85 81
DEWPT 61 64 64 65 65 68 68 68 66 68 69 69 68 72 72 72
MAX/MIN RH 93 59 99 69 100 64 100 62
RH 84 91 62 74 90 96 72 79 94 96 67 74 93 95 65 74
WIND DIR NE NE E E NE NE NE E N N SE S SW SW SW S
WIND SPD 2 3 6 3 2 3 4 3 1 2 3 3 2 3 5 3
AVG CLOUDS FW FW SC SC B1 B1 B1 B1 SC SC SC SC B1 SC SC B1
POP 12HR 10 20 40 40 30 20 30 30
RAIN SHWRS S C C C C C S S S C S C
TSTMS S S C S C
$$
MDZ025-212000-
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