EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
410 PM EST Tue Jan 13 2026
MDZ021-140900-
Blackwater NWR RAWS-Dorchester MD
38.42N 76.00W Elev. 8 ft
410 PM EST Tue Jan 13 2026
Date 01/13/26 Wed 01/14/26 Thu 01/15/26 Fri
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 38 51 26 34 19
TEMP 44 43 42 41 39 46 50 48 45 44 42 34 28 30 32 32 27 25 23 21 20
DEWPT 31 30 30 30 31 33 34 36 36 35 36 26 18 13 9 10 8 8 8 8 8
MAX/MIN RH 70 55 79 36 60
RH 60 60 62 65 73 61 55 63 70 70 79 71 65 48 37 38 44 49 52 55 59
WIND DIR S S SW SW SW S S S S SW NW NW NW NW NW NW NW NW NW NW W
WIND DIR DEG 19 20 20 21 20 20 20 18 20 24 31 32 32 30 30 30 31 31 30 30 29
WIND SPD 8 9 8 6 5 6 8 6 3 5 10 11 12 16 14 13 10 11 10 8 6
CLOUDS SC B1 SC SC SC B1 B2 OV OV B2 OV B2 SC SC FW FW FW FW FW CL CL
CLOUDS(%) 44 53 33 40 33 52 79 90 88 82 93 87 49 29 21 21 12 9 7 5 5
VSBY 7 7 7 7 7 7 7 7 7 7 6 2 7 7 7 7 7 7 7 7 7
POP 12HR 5 10 60 10 0
QPF 12HR 0 0 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C L C
SNOW L
MIX HGT 400 400 1200 1000 2200 3400 4700 5200 2900 2500
T WIND DIR S S SW S SW NW NW NW NW NW
T WIND SPD 13 11 12 9 10 28 27 25 27 25
SMOKE DISP PR PR PR PR PR GD VG VG GD GD
ADI 13 10 18 15 17 79 79 80 38 52
MAX LVORI 3 4 3 3 4 3 1 1 2 2
STABILITY D E D D E D D D D E
CEILING 12700 9800 9800 10800 4700 1000 30000 30000 13100 30000
PRESSURE 29.84 29.77 29.75 29.63 29.51 29.38 29.70 29.76 29.87 29.97
Date 01/16Sat 01/17/26Sun 01/18/26Mon 01/19/26Tue 01/20/26
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 38 31 45 25 35 21 38 20 32
TEMP 34 34 33 32 44 37 32 26 34 27 24 22 35 32 29 21 30 23
DEWPT 11 17 19 22 27 29 25 19 15 12 12 13 13 16 16 11 7 7
MIN/MAX RH 38 67 49 78 41 68 37 65 34
RH 38 50 56 67 51 72 76 73 45 53 61 68 40 51 58 65 37 49
WIND DIR S S SW SW SW SW NW NW W W W W SW SW W W NW NW
WIND SPD 10 6 6 4 9 4 3 4 9 4 4 4 9 4 5 8 10 4
AVG CLOUDS FW SC FW B1 B1 SC B1 B2 B1 SC FW FW FW FW SC SC FW FW
POP 12HR 0 5 20 10 20 10 5 5 5
RAIN S S
SNOW S S S
$$
MDZ022-140900-
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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