EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sat Jun 20 2026
VAZ081-210800-
James River NWR RAWS-Prince George VA
37.25N 77.25W Elev. 50 ft
510 PM EDT Sat Jun 20 2026
Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX 65 91 70 95 71
TEMP 81 73 69 66 72 83 87 90 83 77 74 71 76 86 92 94 86 79 76 72 75
DEWPT 59 57 57 57 60 59 59 59 64 62 63 64 69 69 68 69 70 70 70 69 69
MAX/MIN RH 72 36 82 43 90
RH 47 58 66 72 67 45 39 36 53 61 69 80 80 57 46 45 59 75 83 90 82
WIND DIR SW SW NW NW N W W W E SE S S S S S SW SW S SW SW SW
WIND DIR DEG 21 24 29 31 34 29 27 27 08 14 17 18 19 19 20 21 21 20 21 22 24
WIND SPD 2 2 1 1 1 3 5 5 2 2 3 4 4 10 11 10 6 4 3 3 3
CLOUDS SC FW FW FW CL FW FW FW FW FW SC SC SC SC B1 B1 B2 B2 SC SC SC
CLOUDS(%) 31 10 12 10 3 8 13 17 18 25 31 31 35 35 67 67 73 73 47 44 37
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 7 7 7
POP 12HR 0 0 0 50 60
QPF 12HR 0 0 0 0.08 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L S S
TSTMS C C C S
MIX HGT 500 600 8100 8200 400 1200 6400 5600 800 1900
T WIND DIR SW W W W E SE SW SW SW SW
T WIND SPD 3 3 8 10 2 5 23 21 11 6
SMOKE DISP PR PR GD VG PR PR VG VG PR PR
ADI 2 6 114 120 2 17 107 81 12 27
MAX LVORI 3 3 2 2 3 5 3 2 4 6
STABILITY F F A A F F B D E E
CEILING 5500 6300 30000 6300 6300 6300 20800 5500 5500 6300
PRESSURE 29.76 29.76 29.82 29.79 29.82 29.81 29.81 29.76 29.76 29.77
Date 06/23Wed 06/24/26Thu 06/25/26Fri 06/26/26Sat 06/27/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN 89 65 88 67 89 68 90 68 91
TEMP 87 80 68 69 86 81 69 71 87 81 71 72 88 83 71 72 89 84
DEWPT 67 68 63 63 62 64 64 66 66 68 67 68 67 68 67 67 66 68
MIN/MAX RH 47 87 41 92 48 94 48 90 45
RH 51 68 85 82 44 57 85 85 51 66 88 88 51 62 87 84 48 60
WIND DIR NW N N N N E S S SE SE S S SW SE N W W S
WIND SPD 4 2 1 1 2 2 1 1 4 3 1 0 3 2 0 1 3 1
AVG CLOUDS SC B1 SC SC FW SC FW SC SC B1 B1 SC SC B1 SC SC SC SC
POP 12HR 40 20 5 20 40 30 30 20 20
RAIN SHWRS C S S S C C S C S S
TSTMS S C S C S S
$$
disswamp-210800-
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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