EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
410 PM EST Sun Dec 7 2025
MDZ021-080900-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
410 PM EST Sun Dec 7 2025
Date 12/07/25 Mon 12/08/25 Tue 12/09/25 Wed
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
MIN/MAX 30 33 21 41 33
TEMP 33 34 32 32 31 32 32 31 28 27 25 22 22 31 39 40 36 35 34 35 36
DEWPT 33 34 32 29 24 20 16 14 13 12 10 10 11 18 22 26 28 30 30 31 32
MAX/MIN RH 100 49 63 50 86
RH 100 97100 90 75 61 52 49 52 52 53 59 65 57 50 57 73 81 84 85 86
WIND DIR S W NW N N N N N N N N N N N SW S SW SW SW SW S
WIND DIR DEG 18 29 33 00 01 02 02 02 01 01 01 01 01 01 21 20 21 21 22 21 20
WIND SPD 2 1 2 8 10 11 10 9 8 6 3 3 2 2 4 5 5 5 5 6 8
CLOUDS B1 B1 B1 B2 OV OV OV OV OV B2 SC FW FW FW SC SC B1 B1 SC B1 B1
CLOUDS(%) 55 55 66 83 93 95 95 93 91 83 41 12 13 25 34 38 58 57 49 57 57
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 5 30 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S C S
MIX HGT 400 700 3300 3100 900 400 2700 2200 600 500
T WIND DIR NW N N N N N SW S SW SW
T WIND SPD 4 13 20 16 6 3 6 17 16 13
SMOKE DISP PR PR FR FR PR PR PR PR PR PR
ADI 3 23 52 39 11 3 38 39 17 14
MAX LVORI 8 6 3 2 3 3 3 4 4 4
STABILITY F E D D D F B C E E
CEILING 9800 10500 6300 6300 8900 30000 23500 26600 10800 8000
PRESSURE 30.12 30.12 30.22 30.23 30.28 30.25 30.25 30.09 30.0 29.89
Date 12/10Thu 12/11/25Fri 12/12/25Sat 12/13/25Sun 12/14/25
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MAX/MIN 52 37 47 30 42 24 37 23 35
TEMP 49 46 43 38 45 39 35 31 41 34 30 25 35 29 26 24 32 28
DEWPT 37 38 35 31 29 30 27 27 27 25 23 20 17 17 16 15 14 15
MIN/MAX RH 59 79 50 85 53 84 45 72 44
RH 62 73 74 78 53 70 72 84 56 69 76 81 46 60 63 69 47 58
WIND DIR S SW W W NW S SE N NW NW NW NW NW NW W MM MM MM
WIND SPD 11 9 5 5 8 3 3 4 8 4 5 9 11 9 6 MM MM MM
AVG CLOUDS B1 B2 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC FW
POP 12HR 10 10 10 30 30 30 20 10 10
RAIN C C C C C
SNOW C S
$$
MDZ022-080900-
Powellville RAWS - Wicomico MD
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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