National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
510 PM EDT FRI JUN 18 2021

VAZ081-190900-
JAMES RIVER NWR RAWS-PRINCE GEORGE VA
37.25N  77.25W ELEV. 50 FT
510 PM EDT FRI JUN 18 2021

DATE           06/18/21      SAT 06/19/21            SUN 06/20/21            MON
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                      69          96          72          92          72
TEMP             81 74 72 70 75 86 92 95 87 79 76 73 77 86 91 91 85 78 75 73 76
DEWPT            59 59 60 61 65 66 65 66 66 66 67 67 67 69 68 68 69 69 70 69 71
MAX/MIN RH                   74          40          80          46          90
RH               47 59 66 72 71 52 41 40 50 63 74 80 72 57 47 47 59 75 83 87 85
WIND DIR          S  S  S SW SW  W  W SW SW SW SW SW SW SW SW SW SW SW  S  S  S
WIND DIR DEG     19 19 20 21 23 25 25 24 22 22 23 23 23 24 23 22 21 21 20 19 18
WIND SPD          6  5  6  5  6  9  9 10  4  4  4  3  5  9 10 10  6  5  4  4  4
CLOUDS           FW SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B2 B2
CLOUDS(%)        21 35 36 41 39 32 37 42 44 38 47 49 52 56 58 58 59 59 68 73 80
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                     10          20          10          20          30
QPF 12HR                      0           0           0           0        0.01
SNOW 12HR                 00-00       00-00       00-00                        
RAIN SHWRS                          S  S                    S  S  S  S  C  C  C
TSTMS                               S  S                    S  S  S  S        S
LAL                     1     1     2     2     1     1     2     2     2     2
HAINES                  5     5     5     5     4     4     4     5     4     4
MIX HGT               800   900  6100  5800  1200  1300  5800  5800   900  1500
T WIND DIR              S    SW     W    NW     E    SW    SW    SW    SW     S
T WIND SPD              9    10    13     9     3    11    19    18    12    10
SMOKE DISP             PR    PR    GD    GD    PR    PR    VG    VG    PR    PR
ADI                     7    13    55    44     4    20    67    75    13    14
MAX LVORI               3     4     2     2     3     4     3     2     5     5
STABILITY               B     F     F     B     B     F     E     C     B     E
CEILING             15900 11700  9800  7200  6300 17500 15900 11200  4700 11700
PRESSURE            29.82 29.80 29.78 29.70 29.75 29.76 29.77 29.71 29.73 29.73


DATE           06/21 TUE 06/22/21 WED 06/23/21 THU 06/24/21 FRI 06/25/21
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          87    73    89    62    78    58    83    60    84
TEMP          87 82 75 77 87 80 68 66 77 71 62 64 81 74 64 65 82 77
DEWPT         71 72 71 72 71 69 65 60 56 55 55 58 56 59 59 62 61 63
MIN/MAX RH       59    90    54    90    45    92    41   100    47
RH            60 71 87 85 59 69 90 81 48 58 78 82 43 60 86 90 49 63
WIND DIR       S  S SW SW SW NW NW  N  N  E  E  N  E SE SE  E SE SE
WIND SPD       6  4  4  6 10  4  3  5  5  3  1  3  3  3  2  2  4  3
AVG CLOUDS    B2 B1 SC SC SC B1 B1 B1 SC FW FW FW FW FW FW SC SC SC
POP 12HR         40    20    60    50    20    10    10    10    20
RAIN SHWRS     C  C  S     S  L  C  C  S                          S
TSTMS          S  C  S        L  C  S                              

$$
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
LAL(CAT)............................LIGHTNING ACTIVITY LEVEL
HAINES(CAT).........................HAINES INDEX
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