National Weather Service United States Department of Commerce

Print This Forecast (Printer-Friendly)

EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1232 PM EST Tue Mar 3 2026

VAZ018-032100-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
1232 PM EST Tue Mar 3 2026

Date             Tue 03/03/26            Wed 03/04/26            Thu 03/05/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 54          44          70          51          77
TEMP                   46 53 48 46 46 46 47 58 67 68 61 57 55 53 52 65 75 76 68
DEWPT                  41 42 44 43 43 44 46 52 55 55 52 51 50 50 49 54 53 52 52
MAX/MIN RH                   65          96          63          91          43
RH                     83 66 86 89 89 93 96 80 65 63 72 80 83 89 89 68 46 43 57
WIND DIR               SW SW SW  W  W  W  W  W  W  W  W SW SW  W  W SW SW SW SW
WIND SPD                8  9  3  3  3  2  2  2  3  2  1  2  2  2  2  2  5  5  3
WIND GUST                    14 14 16 14 13 13 13                   13 17 18 14
CLOUDS                 B2 B2 B2 SC SC B2 B2 OV B2 B1 B1 B1 B1 B1 B1 B1 B1 SC B1
CLOUDS(%)              80 79 86 42 50 83 77 89 71 62 61 61 62 67 60 56 52 45 54
VSBY                    9  4  5  7  5  6  7  9  9  8  9  6  6 10  9  9  9  9  9
POP 12HR                     70          30          40          20          20
FRZG RAIN                                                                      
RAIN                       L           S  S  S  S  C                           
RAIN SHWRS                                           IS IS             IS IS   
Obvis                              PF PF                                       
MIX HGT                 2  2 <1 <1 <1 <1 <1  1  3  2 <1 <1 <1 <1 <1  2  5  6 <1
T WIND DIR              S  S  S SW SW SW  W  W  W  W SW SW SW  W  W  W  W  W SW
T WIND SPD              8  6  5  4  5  4  5 11 11 12  8  4  4  4  5 23 18 11  3
DISPERSION                   VP VP VP VP             VP VP VP VP             VP
ADI                    15 12  3  2  3  2  4 20 39 28  4  2  2  2  4 64 58 37  2
MAX LVORI               3  3  4  5  5  5  5  3  1  2  3  5  5  6  6  1  1  1  3
STABILITY               D  D  F  F  F  F  C  C  C  C  F  F  F  F  C  C  D  D  F
CEILING                    2800  None   200   600  1600  1600   400  None  None
STA PRES                  27.99 27.98 27.96 27.97 27.95 27.94 27.93 27.97 27.95


Date          Fri 03/06/26Sat 03/07/26Sun 03/08/26Mon 03/09/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       57      79      58      79      59      73      56      73
TEMP          61 58 78 68 62 58 78 68 62 59 72 66 59 56 72 63
DEWPT         52 51 56 54 54 53 57 55 55 53 52 50 51 50 51 50
RH            72 77 47 61 75 83 48 63 78 80 49 56 75 80 48 62
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC SC SC FW FW FW B2 B2 B2 B1 B1 B1 B1 B1 B1
POP 12HR           10      20      10      60      60      40      40      50
RAIN SHWRS             IS          NM NM SC SC SC SC SC SC SC
TSTMS                              SC 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

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