National Weather Service United States Department of Commerce

	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE WAKEFIELD VA
510 PM EDT SAT SEP 25 2021

VAZ064-260900-
FT AP HILL RAWS - CAROLINE VA
38.10N  77.27W ELEV. 201 FT
510 PM EDT SAT SEP 25 2021

DATE           09/25/21      SUN 09/26/21            MON 09/27/21            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                      53          75          52          80          60
TEMP             63 59 57 56 56 68 72 72 62 57 55 53 54 71 79 78 69 65 64 61 62
DEWPT            53 53 53 52 52 50 47 49 50 50 49 49 49 54 54 55 56 55 54 54 56
MAX/MIN RH                   91          40          86          41          83
RH               71 80 85 86 86 52 40 44 66 78 81 85 83 55 42 45 64 70 70 78 82
WIND DIR          S SW NW NW NW NW NW  W  W SW SW SW SW SW SW SW  S SW SW SW SW
WIND DIR DEG     19 24 31 32 32 32 31 29 25 24 24 24 23 21 22 21 20 21 22 22 23
WIND SPD          2  3  3  3  3  8  6  5  3  3  3  3  3  4  6  6  3  5  4  3  3
CLOUDS           SC FW FW CL CL CL CL CL CL FW FW FW FW FW FW FW FW FW FW FW SC
CLOUDS(%)        31 16  8  5  2  1  4  3  5  8  6  6 12 13 10  9  8 12 16 21 30
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                      0           0           0           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00                        
LAL                     1     1     1     1     1     1     1     1     1     1
HAINES                  4     4     6     5     5     5     5     5     5     5
MIX HGT               400   500  4700  5100   300   300  3600  3600   400   300
T WIND DIR             SW    NW    NW     W    SW    SW    SW    SW    SW    SW
T WIND SPD              5     8    14     9     3     2    10    13     9     6
SMOKE DISP             PR    PR    FR    FR    PR    PR    FR    FR    PR    PR
ADI                     4     5    64    56     2     2    51    57     4     6
MAX LVORI               6     6     3     3     5     7     3     3     3     5
STABILITY               B     F     F     B     B     F     F     B     B     F
CEILING              4700  6300 30000 30000 26600 13800 13000 13800 14800  8900
PRESSURE            29.77 29.81 29.89 29.85 29.90 29.92 29.93 29.82 29.79 29.76


DATE           09/28 WED 09/29/21 THU 09/30/21 FRI 10/01/21 SAT 10/02/21
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          83    59    73    52    71    52    71    51    73
TEMP          81 71 64 61 71 63 56 55 69 61 56 55 69 61 55 54 71 62
DEWPT         61 63 62 58 54 54 51 50 51 52 51 50 51 52 51 51 52 54
MIN/MAX RH       49    97    51    89    49    91    49    96    49
RH            51 76 93 90 55 72 83 83 53 73 83 85 53 73 86 90 51 74
WIND DIR       W  W NW  N  N  N  N  N  N  N  N  N  N  N  N NW NW  N
WIND SPD       4  3  2  4  6  3  3  3  8  3  3  5  8  4  3  3  6  3
AVG CLOUDS    SC B1 B1 SC SC FW FW FW FW FW FW FW FW FW FW FW FW FW
POP 12HR         40    30    10     5     5     0     5     5    10
RAIN SHWRS        C  C                                             
TSTMS             C  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
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