487
FNUS71 KAKQ 051958
FWSAKQ
SPOT FORECAST FOR OVERNIGHT DOZER TRAINING...VDOF
NATIONAL WEATHER SERVICE WAKEFIELD VA
358 PM EDT TUE MAY 5 2026
FORECAST IS BASED ON IGNITION TIME OF 1800 EDT ON MAY 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE AT 757-899-5734.
DISCUSSION
HIGH PRESSURE MOVES FARTHER OFFSHORE TONIGHT INTO WEDNESDAY AHEAD
OF A COLD FRONT APPROACHING FROM THE NORTHWEST. REMAINING DRY
TONIGHT WITH INCREASING CLOUDS. A SOUTHWEST WIND OF 10 TO 15 MPH
IS EXPECTED TO PERSIST OVERNIGHT. RH VALUES INCREASE MARKEDLY BY
WEDNESDAY AFTERNOON, WITH INCREASING CHANCES FOR SHOWERS AND
ISOLATED THUNDERSTORMS BY THE EVENING HOURS. RAIN SHOWERS ARE THEN
EXPECTED THURSDAY MORNING AND AFTERNOON. DRYING OUT THURSDAY
NIGHT AND FRIDAY.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
PARTLY CLOUDY (40-50 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........78 PERCENT.
WIND (20 FT)........SOUTH WINDS 8 TO 12 MPH. GUSTS UP TO 23 MPH
EARLY IN THE EVENING THEN 21 MPH IN THE LATE
EVENING AND OVERNIGHT.
MIXING HEIGHT.......700 FT AGL.
TRANSPORT WINDS.....SOUTH 16 TO 22 MPH DECREASING TO 10 TO 17 MPH
EARLY IN THE EVENING.
SMOKE DISPERSAL.....EXCELLENT (107639 MPH-FT) EARLY IN THE EVENING
DECREASING TO POOR (10120 MPH-FT) LATE IN THE
NIGHT.
LVORI...............3.
ADI.................91 EARLY IN THE EVENING DECREASING TO 7 LATE IN
THE NIGHT.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........22 29 37 40 43 46 48 49 51 49 47 45
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 10
TEMP............80 78 75 73 71 69 68 66 65 64 63 63
RH..............35 37 43 53 57 61 65 70 70 75 78 75
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..12 10 8 9 9 10 9 9 8 8 8 8
20 FT WIND GUST.21 19 16 18 18 19 19 19 18 18 19 18
MIX HGT (KFT)...4.8 2.9 1.0 1.0 0.9 0.9 0.8 0.7 0.7 0.7 0.7 0.7
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.22 16 12 10 12 13 14 15 15 16 16 17
LVORI...........1 2 2 2 2 2 3 3 3 4 4 4
ADI.............91 11 8 7 10 11 12 13 14 14 15 16
VRATE MPH-FT/1K.107 47 11 10 10 10 10 10 10 10 11 12
VENTRATE CAT....GD FR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
SHOWERS EARLY IN THE MORNING. CHANCE OF SHOWERS
LATE IN THE MORNING.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 9 TO 12 MPH WITH GUSTS TO
AROUND 22 MPH.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....SOUTH 20 TO 28 MPH SHIFTING TO THE SOUTHWEST 30
TO 35 MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....FAIR (19205 MPH-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (127074 MPH-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (136160
MPH-FT) LATE IN THE AFTERNOON.
LVORI...............2.
ADI.................17 EARLY IN THE MORNING INCREASING TO 114 IN
THE AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........56 66 77 80 84 88 86 84 82 82 82 82
WEATHER COV..... SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).10 10 20 20 20 30 30 30 30 30 30 30
TEMP............63 64 65 67 68 70 72 73 75 76 78 79
RH..............75 75 75 70 65 61 59 57 55 56 52 52
20 FT WIND DIR..S S S S S SW SW SW SW SW SW SW
20 FT WIND SPD..9 10 10 11 11 11 11 12 12 11 11 10
20 FT WIND GUST.19 19 20 20 21 21 22 22 22 21 22 20
MIX HGT (KFT)...1.0 1.3 1.6 2.0 2.4 2.9 3.3 3.7 4.2 4.2 4.3 4.4
TRANSP WIND DIR.S S S S S SW SW SW SW SW SW SW
TRANSP WIND SPD.20 22 24 28 30 33 33 35 33 33 33 31
LVORI...........3 3 3 3 1 1 1 1 1 1 1 1
ADI.............17 37 50 68 86 102 114 91 95 96 95 90
VRATE MPH-FT/1K.19 28 39 55 74 93 111 127 140 143 143 136
VENTRATE CAT....PR PR PR FR GD GD GD VGD VGD VGD VGD VGD
WEDNESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF
SHOWERS IN THE EVENING. CHANCE OF THUNDERSTORMS
THROUGH THE NIGHT. SHOWERS OVERNIGHT.
CHANCE OF PCPN......90 PERCENT.
MIN TEMPERATURE.....AROUND 56.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND
18 MPH EARLY IN THE EVENING BECOMING LIGHT.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS EARLY IN THE EVENING.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH DECREASING TO 5 TO 14
MPH EARLY IN THE EVENING.
SMOKE DISPERSAL.....EXCELLENT (86480 MPH-FT) EARLY IN THE EVENING
DECREASING TO POOR (4600 MPH-FT) LATE IN THE
NIGHT.
LVORI...............5.
ADI.................88 EARLY IN THE EVENING DECREASING TO 2 LATE IN
THE NIGHT.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........79 76 73 78 78 78 82 86 92 92 92 92
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC DEF DEF DEF DEF
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ CHC CHC CHC CHC CHC CHC SCH SCH SCH
CHC OF PCPN (%).30 30 50 50 50 50 50 50 90 90 90 90
TEMP............78 76 75 73 72 70 69 68 67 65 63 62
RH..............54 58 60 66 68 76 78 81 84 90 97 100
20 FT WIND DIR..SW SW SW SW SW SW SW W W W NW N
20 FT WIND SPD..9 7 6 5 4 3 3 3 3 3 3 3
20 FT WIND GUST.18 15 14 13 12 11 11 11 11 11 11 11
MIX HGT (KFT)...3.4 2.3 1.3 1.3 1.2 1.1 1.1 1.1 1.1 1.1 1.0 1.0
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW S
TRANSP WIND SPD.25 20 14 13 12 13 12 10 9 7 6 5
LVORI...........1 2 2 3 3 4 4 4 5 6 8 9
ADI.............88 26 9 8 8 5 5 5 4 3 3 2
VRATE MPH-FT/1K.86 45 18 15 14 13 12 11 10 7 5 4
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...ZIMMERMAN
REQUESTED BY...HEATHER ROSSER
TYPE OF REQUEST...PRESCRIBED
.TAG 2612813.0/AKQ
.DELDT 05/05/26
.FORMATTERVERSION 2.0.0
.EMAIL HEATHER.ROSSER@DOF.VIRGINIA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page