EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
950 AM EDT Thu Mar 12 2026
VAZ081-122000-
James River NWR RAWS-Prince George VA
37.25N 77.25W Elev. 50 ft
950 AM EDT Thu Mar 12 2026
Date Thu 03/12/26 Fri 03/13/26 Sat 03/14/26
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 69 28 56 43 65
TEMP 48 39 36 37 36 32 29 30 45 53 56 52 51 49 45 44 56 63 64 54
DEWPT 44 35 33 31 30 30 28 28 28 27 28 32 35 36 36 36 33 31 30 35
MIN/MAX RH 73 96 34 76 27
RH 87 86 89 79 79 91 96 92 51 37 34 45 54 61 71 72 42 30 28 48
WIND DIR N N NW NW NW W SW S S S S SW SW SW SW W W W SW E
WIND DIR DEG 00 34 33 30 29 27 20 18 18 19 20 21 22 23 24 25 28 29 24 10
WIND SPD 16 11 9 2 3 1 2 2 6 11 12 9 8 4 3 2 3 3 3 2
CLOUDS OV OV B2 FW FW FW SC SC FW FW SC FW SC FW FW SC B1 B1 B1 SC
CLOUDS(%) 91 95 81 9 12 12 30 33 16 21 33 16 30 23 24 40 52 53 51 49
VSBY 6 2 5 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
POP 12HR 100 0 0 0 0
QPF 12HR 0.60 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D L
SNOW L
MIX HGT 2400 400 500 3900 3900 2100 1000 4800 5100
T WIND DIR NW SW S S S SW SW W NW
T WIND SPD 13 2 2 17 24 11 6 11 2
SMOKE DISP FR PR PR GD GD PR PR PR PR
ADI 54 1 2 81 84 8 5 57 29
MAX LVORI 5 7 8 5 2 3 4 3 2
STABILITY D F F B D E F B B
CEILING 1000 30000 23500 15900 23500 20800 20800 30000 26600
PRESSURE 29.94 30.09 30.10 30.17 30.0 29.89 29.92 30.03 30.07
Date Sun 03/15/26Mon 03/16/26Tue 03/17/26Wed 03/18/26
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 43 71 58 74 33 47 26 49
TEMP 45 45 68 63 60 62 71 60 40 34 45 38 31 28 47 42
DEWPT 35 40 51 53 58 61 60 47 29 22 17 17 16 16 18 22
MAX/MIN RH 82 53 100 55 67 29 63 29
RH 69 81 54 70 94 97 68 62 64 60 33 41 52 61 31 44
WIND DIR E E SE SE S S S W NW W W W NW N NW E
WIND SPD 2 3 9 5 5 10 13 10 5 4 9 3 2 2 4 3
AVG CLOUDS SC B1 SC B1 B1 B2 OV OV B1 SC SC FW FW SC SC SC
POP 12HR 5 20 70 90 40 10 5 5
RAIN SHWRS S C L D D C S
SNOWSHWRS S
TSTMS C
$$
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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