Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
1231 PM EDT Sun Jul 5 2026
VAZ046-052000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
1231 PM EDT Sun Jul 5 2026
Date Sun 07/05/26 Mon 07/06/26 Tue 07/07/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20
MAX/MIN TEMP 94 73 92 69 90
TEMP 94 94 83 76 74 73 75 84 92 89 79 74 73 71 73 84 89 87 81
DEWPT 67 67 69 69 70 70 70 71 70 71 72 72 72 71 72 74 74 74 73
MAX/MIN RH 42 99 53 100 60
RH 41 41 63 79 87 90 84 65 49 56 79 93 97100 97 72 61 65 77
WIND DIR SW S S SE SE E NE SE SW W E S W W W W W W NW
WIND SPD 5 5 3 1 1 1 2 2 4 4 3 2 1 2 2 3 4 5 3
CLOUDS FW B1 B1 SC SC B1 B1 FW B1 B2 B1 B2 B1 B1 B1 B1 B2 B2 B2
CLOUDS(%) 20 54 53 50 42 63 66 19 52 82 69 76 65 59 61 68 75 75 70
VSBY 10 10 10 10 7 5 7 10 10 10 10 6 1 4 7 10 10 10 10
POP 12HR 40 30 70 60 60
RAIN SHWRS SC SC IS SC NM SC NM NM NM NM
TSTMS SC SC IS SC NM SC IS SC NM SC
MIX HGT 7 8 <1 <1 <1 <1 <1 3 5 4 <1 <1 <1 <1 <1 3 5 4 <1
T WIND DIR SW S S SW NE E SW W SW S S S SW SW W NW W NW NW
T WIND SPD 6 9 10 9 3 6 2 4 2 4 12 4 11 8 6 9 10 11 10
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 61 45 5 4 2 3 3 16 10 16 6 2 5 4 7 32 44 44 5
MAX LVORI 1 1 3 5 7 8 6 3 2 2 4 6 7 9 6 3 1 1 4
STABILITY A C F F F F B A C C F F F F B B C C F
CEILING None None None None 3400 5800 1700 800 3600
STA PRES 29.16 29.17 29.22 29.24 29.21 29.24 29.22 29.23 29.21
Date Wed 07/08/26Thu 07/09/26Fri 07/10/26Sat 07/11/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MIN/MAX TEMP 68 89 68 92 70 94 71 91
TEMP 71 72 86 83 71 72 89 86 73 74 92 87 74 74 88 84
DEWPT 70 70 72 72 69 71 71 71 67 69 70 71 69 70 71 70
RH 97 93 63 70 93 97 56 61 81 84 49 59 84 87 57 63
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B2 SC B1 B1 B1 B1 SC SC FW FW SC SC B1 B1 SC B1
POP 12HR 60 30 30 20 5 20 30 40
RAIN SHWRS NM IS SC SC IS IS IS SC IS SC
TSTMS SC IS SC SC IS IS SC 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