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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
301 PM EST Wed Jan 29 2025

VAZ018-300900-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
301 PM EST Wed Jan 29 2025

Date           01/29/25      Thu 01/30/25            Fri 01/31/25            Sat
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX TEMP                 31          54          42          55          41
TEMP          51 41 35 32 31 32 40 51 54 45 43 43 43 43 46 51 54 50 48 46 45 42
DEWPT         21 22 23 22 21 21 24 26 27 29 36 38 39 41 45 50 48 44 42 40 39 36
MIN/MAX RH                   68          35          93          80          85
RH            30 46 61 66 66 63 52 37 35 53 76 82 86 93 96 96 80 80 80 79 79 79
WIND DIR      NW NW NW NW NW  W  W  S  S  S  S  S  S  S  S SW SW  W  W  W NW NW
WIND SPD      17 17 13 10  5  2  2  3  3  3  4  4  4  4  4  5  8  8 10 10  9  6
WIND GUST     49 46 37 28 16 12       13 14 19 19 18 18 18 19 26 32 35 33 29 24
CLOUDS        CL FW FW FW FW FW SC FW SC OV OV OV OV OV OV OV B2 B1 SC B1 B2 B1
CLOUDS(%)      0  8  6  6  9 17 45 23 39 92 98 92 94 92 92 92 72 59 49 57 71 53
VSBY          10 10 10 10 10 10 10 10 10  7  6  6  6  6  6  6  6  6  7 10 10   
POP 12HR                      0          20          90          90          40
RAIN                                      C  D  D  D  D                        
RAIN SHWRS                                               O  O  O SC IS         
LAL                                                                            
HAINES                                                                         
MIX HGT        3 <1 <1 <1 <1 <1  1  2  2 <1 <1 <1 <1 <1 <1 <1  1 <1            
T WIND DIR     W  W NW NW NW  W  W SW  S  S  S SE  S  S  S SW SW  W            
T WIND SPD    40 17 16 13 10  5  4  9 11  5  5  4  3  5  5 10 11 13            
DISPERSION       GD FR FR PR             VP VP VP VP             PR FR FR PR   
ADI           93 15 14  9  5  6  7 22 22  3  4  3  2  6  6 11 16 12            
MAX LVORI      1  2  2  3  3  3  2  2  2  3  4  5  6  6  6  6  3  4            
STABILITY      D  D  D  E  F  B  B  B  B  F  E  E  E  D  D  D  D  D            
CEILING              None  None  None 14900   100  5500   500   900  None      
STA PRES            27.75 27.84 27.95 27.88 27.84 27.69 27.60 27.52            


Date           02/01Sun 02/02/25Mon 02/03/25Tue 02/04/25Wed 02/05/25
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MAX/MIN TEMP       52      32      48      39      62      39      55      35      52
TEMP          49 41 36 33 44 41 40 41 60 51 45 40 53 44 38 37 50 45
DEWPT         32 30 28 27 32 34 35 37 43 41 39 35 37 33 31 30 37 37
RH            52 65 72 78 62 76 82 85 53 68 79 82 54 65 76 75 61 73
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC FW SC SC B1 SC SC B1 SC SC SC SC SC FW SC SC B1 B1
POP 12HR            0       5       5       0       5       5       5      10      20
RAIN SHWRS                                                       IS

$$


This product is for planning and review purposes only and is not
to be substituted for an official fire weather spot forecast. The
data displayed are calculated from a 2.5 by 2.5 km digital
database and only approximates weather conditions in highly
varying terrain. Please relay any comments you have to the NWS via
email at rnk.webmaster@noaa.gov.

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 humdity
RH(%)...............................Relative humidity
WIND DIR(8 POINT COMPASS)...........Wind direction
WIND SPD(MPH).......................Wind speed
CLOUDS(CATEGORY)....................Cloud cover category
     EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast
CLOUDS(%)...........................Cloud cover as a percentage
VSBY................................Visibility value in statute miles
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER...
   TYPE...
       RAIN...........Rain
       RAIN SHWRS.....Rain showers
       TSTMS..........Thunderstorms
       DRIZZLE........Drizzle
       SNOW...........Snow
       SNOWSHWRS......Snow showers
       SLEET..........Sleet
       FRZG RAIN......Freezing rain
       FRZG DRZL......Freezing drizzle
   COVERAGE...
       IS.............Isolated
       SC.............Scattered
       NM.............Numerous
       O..............Occasional
       S..............Slight chance
       C..............Chance
       L..............Likely
       WD.............Widespread
       D..............Definite
       AR.............Areas
       PA.............Patchy
LAL(CATEGORY).......................Lightning Activity Level
HAINES(CATEGORY)....................Haines Index
MIX HGT(THOUSANDS OF FT AGL)........Mixing height
     Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot
t WIND DIR(8 POINT COMPASS).........Transport Wind direction
T WIND SPD(MPH).....................Transport Wind speed
DISPERSION(CATEGORY)................Smoke Dispersion category
     Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good;
ADI (INDEX).........................Atmospheric Dispersion Index
MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index
STABILITY (CATEGORY)................Pasquill Turner Stability
CEILING (FT)........................Ceiling
STA PRES (INCHES MERCURY)...........Station pressure

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 SPD(MPH).......................Wind Speed
     Example: <15 = less than 15 MPH; 15> = 15 MPH or greater
AVE CLOUDS(CATEGORY)................Average Cloud Cover Category
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER.............................See Day 1 through 3 weather descriptions