Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
132 PM EST Sun Mar 1 2026
VAZ046-012100-
RAWS 441101
37.39N 78.80W Elev. 804 ft
132 PM EST Sun Mar 1 2026
Date Sun 03/01/26 Mon 03/02/26 Tue 03/03/26
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 65 32 39 35 53
TEMP 60 51 44 40 35 33 34 36 36 35 35 35 35 36 40 47 52 51
DEWPT 39 35 30 28 24 22 23 25 28 29 29 31 32 35 38 40 43 44
MAX/MIN RH 43 65 60 99 72
RH 46 54 57 62 64 63 64 64 72 78 78 85 89 96 92 76 71 77
WIND DIR NE NE NE NE NE NE NE NE E E E NE NE NE W SW SW S
WIND SPD 9 9 6 8 6 6 8 6 5 5 3 4 2 2 2 5 6 5
CLOUDS SC SC SC B1 B1 B2 OV OV OV OV OV OV OV OV OV OV B2 B2
CLOUDS(%) 27 44 43 53 55 75 91 94 91 99100100100100 97 91 73 78
VSBY 10 10 10 10 10 10 8 3 2 3 3 3 3 3 1 4 8 4
POP 12HR 5 5 60 90 30
RAIN S C C L C L D C C
SLEET C
MIX HGT 2 <1 2 2 1 1 2 2 2 1 1 <1 <1 <1 <1 1 1 <1
T WIND DIR NE NE NE E E E E NE NE E E NE N NE NW SW S S
T WIND SPD 10 18 18 13 13 14 12 10 10 9 6 4 4 3 1 3 5 8
DISPERSION PR PR PR PR PR VP VP VP PR
ADI 27 16 12 15 9 22 24 21 22 6 6 4 4 4 1 5 9 5
MAX LVORI 2 2 2 2 3 2 2 2 3 4 4 5 6 8 7 4 3 4
STABILITY C D E D E D D D D E D D D D C D D E
CEILING None None 2100 2000 800 800 700 700 1400
STA PRES 29.47 29.66 29.73 29.83 29.82 29.82 29.75 29.73 29.65
Date Wed 03/04/26Thu 03/05/26Fri 03/06/26Sat 03/07/26
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 47 69 54 75 58 78 60 78
TEMP 49 49 66 63 58 55 72 69 63 59 76 71 63 61 76 72
DEWPT 46 46 52 51 50 52 56 54 55 55 58 56 56 57 59 56
RH 89 89 61 65 75 90 57 59 75 87 54 59 78 87 56 57
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 B1 B1 B1 B2 B2 B1 B1 B2 B2 B1 SC SC SC SC B1
POP 12HR 10 10 5 10 10 20 5 30
RAIN SHWRS IS SC
$$
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