EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
510 PM EDT Sun May 25 2025
VAZ081-260800-
James River NWR RAWS-Prince George VA
37.25N 77.25W Elev. 50 ft
510 PM EDT Sun May 25 2025
Date 05/25/25 Mon 05/26/25 Tue 05/27/25 Wed
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 57 70 52 66 58
TEMP 68 63 61 58 57 63 67 70 64 58 54 53 57 65 67 66 61 60 59 60 61
DEWPT 54 53 54 54 54 55 54 53 55 54 53 53 55 55 55 55 57 58 58 59 61
MAX/MIN RH 87 55 100 65 100
RH 61 70 79 86 89 76 62 55 71 86 96100 94 71 65 67 88 94 96 97100
WIND DIR E E E NE NE NE NE E SE SE E NE NE E E E E E E E E
WIND DIR DEG 09 10 08 03 04 04 05 07 11 11 09 04 06 08 09 09 08 09 09 09 08
WIND SPD 3 3 2 3 3 4 4 4 2 1 1 1 2 5 8 8 5 3 3 3 4
CLOUDS B1 B2 B2 OV OV OV B2 B1 SC SC B1 B2 B2 B2 B2 B2 OV B2 B2 OV OV
CLOUDS(%) 57 71 85 88 90 90 79 53 29 34 58 72 76 75 80 87 88 87 86 92 89
VSBY 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 6 6 4 4 4
POP 12HR 40 20 5 50 70
QPF 12HR 0.14 0.02 0 0.04 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S C C L L L L D
MIX HGT 700 700 3000 3000 900 600 2600 2300 1000 900
T WIND DIR E NE E SE W N E NE NE E
T WIND SPD 3 2 4 3 2 2 5 6 5 6
SMOKE DISP PR PR PR PR PR PR PR PR PR PR
ADI 2 2 19 16 1 2 34 30 5 8
MAX LVORI 5 7 5 3 9 10 6 6 8 9
STABILITY F F C C F F C C E E
CEILING 6600 4700 1700 1700 4700 5500 4700 1000 300 1000
PRESSURE 30.01 30.02 30.06 30.09 30.12 30.09 30.12 30.07 30.02 29.95
Date 05/28Thu 05/29/25Fri 05/30/25Sat 05/31/25Sun 06/01/25
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 70 62 80 61 81 60 82 56 80
TEMP 69 67 64 65 77 72 66 65 79 72 64 65 80 73 61 63 78 72
DEWPT 65 65 64 65 68 68 64 63 62 63 60 60 59 59 56 57 56 59
MIN/MAX RH 83 100 70 97 55 88 49 89 45
RH 89 93 99100 74 88 94 94 57 73 87 83 50 62 83 82 48 65
WIND DIR SE E S SW SW SW W W W SW W W W W W W W W
WIND SPD 6 3 2 2 3 2 2 2 4 3 2 3 6 2 2 3 5 2
AVG CLOUDS B2 B2 B2 B2 B2 B2 B1 SC SC B1 SC SC FW SC SC SC SC SC
POP 12HR 90 60 40 30 30 30 30 20 20
RAIN SHWRS D D L C C C C S C C S S C S S
TSTMS S S S S S C
$$
VAZ096-260800-
Great Dismal Swamp RAWS-Suffolk VA
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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