EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sun May 31 2026
MDZ021-312000-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
510 AM EDT Sun May 31 2026
Date Sun 05/31/26 Mon 06/01/26 Tue 06/02/26
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 76 61 80 55 75
TEMP 58 68 74 76 70 66 64 62 65 74 78 79 71 63 60 57 59 68 73 74 68
DEWPT 50 47 45 43 49 55 57 57 58 57 55 54 55 54 54 53 54 50 48 47 48
MIN/MAX RH 31 84 41 90 38
RH 75 48 36 31 48 68 79 83 78 56 46 42 57 72 81 86 83 52 42 39 50
WIND DIR N NW NW W S S S SW SW N NE NE E E NE NE NE NE NE NE E
WIND DIR DEG 34 30 30 27 20 19 19 21 23 02 03 06 08 07 06 05 05 05 05 06 07
WIND SPD 1 5 5 5 4 6 5 4 3 4 6 9 5 4 3 4 5 8 8 8 3
CLOUDS CL CL CL CL CL FW SC B1 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW FW
CLOUDS(%) 4 4 1 1 2 17 40 66 56 56 63 67 62 50 49 47 27 18 20 17 10
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 0 5 20 5 10
QPF 12HR 0 0 0.03 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
MIX HGT 5100 4900 500 1600 5800 5500 700 2000 6000 5700
T WIND DIR NW W S SW N NE E E NE NE
T WIND SPD 8 6 6 5 8 10 10 14 18 11
SMOKE DISP PR PR PR PR FR FR PR PR GD GD
ADI 51 43 5 16 35 42 8 42 114 108
MAX LVORI 3 2 5 5 3 3 4 5 3 2
STABILITY A A F E B C E E B B
CEILING 30000 30000 30000 4700 4000 4700 30000 23500 30000 30000
PRESSURE 30.12 30.01 29.97 29.92 29.92 29.92 30.03 30.12 30.20 30.20
Date Wed 06/03/26Thu 06/04/26Fri 06/05/26Sat 06/06/26
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 55 78 59 82 65 88 71 90
TEMP 59 60 76 71 61 65 80 75 67 70 86 81 73 74 88 83
DEWPT 50 52 49 51 53 56 54 57 58 59 59 61 63 63 64 65
MAX/MIN RH 81 36 80 38 76 40 72 43
RH 72 75 40 49 77 72 41 53 74 68 41 52 71 69 44 55
WIND DIR NE N NE E NE N N S SW W W S SW W SW S
WIND SPD 1 3 8 3 2 3 4 3 3 3 4 4 3 3 5 4
AVG CLOUDS FW FW FW FW SC SC SC FW FW FW FW FW FW SC SC SC
POP 12HR 10 10 20 20 5 0 5 5
RAIN SHWRS S S S
$$
MDZ022-312000-
Powellville RAWS - Wicomico MD
38.35N 75.42W Elev. 16 ft
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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