EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 AM EDT Sat Jul 11 2026
MDZ021-112000-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
510 AM EDT Sat Jul 11 2026
Date Sat 07/11/26 Sun 07/12/26 Mon 07/13/26
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 87 71 84 68 84
TEMP 78 83 86 86 80 75 73 72 74 80 83 82 78 73 71 69 73 80 83 82 78
DEWPT 74 73 73 72 73 72 71 70 70 68 64 61 62 65 65 65 68 64 62 62 63
MIN/MAX RH 64 97 49 89 49
RH 88 72 65 64 78 90 93 95 87 66 53 49 58 76 83 89 85 59 49 51 61
WIND DIR NW NW NW NW NE NE NE NE NE E E E E E E E E E E E SE
WIND DIR DEG 33 29 31 32 04 05 04 04 05 07 08 09 09 09 09 07 07 09 10 11 12
WIND SPD 1 3 4 5 3 3 3 4 5 8 9 9 5 3 3 3 3 5 5 5 3
CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 SC SC B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1
CLOUDS(%) 68 60 67 69 83 84 85 74 50 48 62 67 72 65 62 65 61 61 58 51 56
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 50 20 5 0 5
QPF 12HR 0.04 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S
TSTMS S C C S S
MIX HGT 3500 3500 700 1400 4800 4700 600 1200 5600 5400
T WIND DIR NW N E NE E E E E E E
T WIND SPD 6 6 5 9 18 18 6 6 14 11
SMOKE DISP PR PR PR PR GD GD PR PR GD GD
ADI 34 36 6 24 88 91 6 12 94 86
MAX LVORI 4 4 6 7 3 3 5 6 3 3
STABILITY B C F E C C E F C B
CEILING 1700 3900 8000 1700 1000 5200 7200 10300 1700 11100
PRESSURE 29.90 29.89 29.93 30.0 30.06 30.10 30.14 30.13 30.17 30.14
Date Tue 07/14/26Wed 07/15/26Thu 07/16/26Fri 07/17/26
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 69 87 74 95 78 96 76 93
TEMP 70 73 86 83 76 79 94 90 82 82 95 90 79 79 92 87
DEWPT 65 68 64 67 70 72 72 74 71 72 69 70 70 70 68 69
MAX/MIN RH 88 47 86 48 77 41 77 44
RH 86 84 47 59 81 80 50 59 71 73 43 54 74 75 46 56
WIND DIR E NE SW S SW W W SW W NW W S W N NW SW
WIND SPD 1 1 4 4 4 4 6 5 3 3 5 3 3 3 5 3
AVG CLOUDS SC FW FW CL CL CL FW CL FW FW FW FW SC SC SC SC
POP 12HR 0 0 0 0 5 5 10 20
RAIN SHWRS S
TSTMS S
$$
MDZ022-112000-
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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