400
FNUS73 KABR 141120
FWSABR

Spot Forecast for Hartford Beach RX...SDGFP
National Weather Service Aberdeen SD
620 AM CDT Tue May 14 2024

Forecast is based on ignition time of 1100 CDT on May 14.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Conditions will remain dry today, then look for the
chances for rain to increase tonight and Wednesday. Minimum
relative humidity this afternoon will be between 35 and 40
percent. Winds will be out of the southeast between 10 and 15 mph.

.REST OF TODAY...

Sky/weather.........Mostly sunny (20-30 percent).
CWR.................1 percent.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....Around 72.
Min humidity........34 percent.
Wind (20 ft)........Southeast winds 10 to 12 mph.
Mixing height.......2400-5200 ft agl.
Transport winds.....Southeast 13 to 17 mph.
Smoke dispersal.....Poor (26100 knot-ft) early in the morning
                    increasing to good (74500 knot-ft) in the
                    afternoon.
Haines Index........4 to 5 or (low) to (moderate).

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........8   9   11  18  24  31  38
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0
Temp............62  65  68  69  71  71  72
RH..............48  43  39  37  35  35  34
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..10  10  12  12  12  12  12
20 FT wind gust.15  15  15  16  17  17  16
Mix hgt (kft)...2.4 3.3 4.0 4.4 4.8 5.0 5.2
Smoke Dispersal.PR  PR  FR  GD  GD  GD  GD

.TONIGHT...

Sky/weather.........Partly cloudy (40-50 percent) then becoming
                    mostly cloudy (65-75 percent). Slight chance of
                    rain showers late in the evening. Chance of
                    rain showers overnight.
CWR.................7 percent.
Chance of pcpn......30 percent.
LAL.................1.
Min temperature.....Around 53.
Max humidity........80 percent.
Wind (20 ft)........Southeast winds 10 to 12 mph.
Mixing height.......400-5600 ft agl.
Transport winds.....Southeast 12 to 16 mph.
Smoke dispersal.....Good (66800 knot-ft) early in the evening
                    decreasing to poor (4700 knot-ft) late in the
                    night.
Haines Index........4 (low).

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........44  51  57  62  68  74  79  85  85  85  86  86
Weather cov.....                    SCH SCH CHC CHC CHC CHC CHC
Weather type....                    RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).0   0   10  10  10  20  20  30  30  30  30  30
Temp............71  70  67  63  60  58  57  56  56  54  54  54
RH..............35  36  40  48  53  59  62  66  66  74  74  77
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE  SE
20 FT wind spd..12  12  12  12  12  12  12  12  12  12  10  10
20 FT wind gust.15  15  15  16  17  18  20  20  20  20  20  17
Mix hgt (kft)...5.6 3.2 0.5 0.5 0.4 0.5 0.5 0.5 0.5 0.6 0.5 0.5
Smoke Dispersal.GD  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.WEDNESDAY...

Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
                    showers and slight chance of thunderstorms in
                    the morning, then rain showers likely and
                    chance of thunderstorms in the afternoon.
CWR.................4 percent increasing to 66 percent.
Chance of pcpn......70 percent.
LAL.................1 until 1000, then 2 until 1600, then 3.
Max temperature.....Around 64.
Min humidity........65 percent.
Wind (20 ft)........Southeast winds 10 to 13 mph shifting to the
                    east around 12 mph late in the afternoon. Gusty
                    and erratic winds expected near thunderstorms
                    in the late morning and early afternoon. Gusty
                    and erratic winds expected near thunderstorms
                    late in the afternoon.
Mixing height.......500-1800 ft agl.
Transport winds.....Southeast 9 to 18 mph shifting to the east 20
                    to 22 mph late in the afternoon.
Smoke dispersal.....Poor (4100 knot-ft).
Haines Index........3 to 4 or (very low) to (low).

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........86  86  85  83  82  80  79  77  77  77  77  77
Weather cov.....CHC CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........                SCH SCH SCH SCH SCH SCH CHC CHC
Chc of pcpn (%).40  50  50  50  50  50  50  70  70  70  70  70
Temp............53  55  55  56  58  61  63  64  64  64  64  64
RH..............80  77  80  80  75  70  67  65  65  65  65  65
20 FT wind dir..SE  SE  SE  SE  SE  SE  SE  SE  SE  E   E   E
20 FT wind spd..10  10  10  12  12  12  13  13  13  13  12  12
20 FT wind gust.17  15  15  14  15  16  18  20  21  20  20  18
Mix hgt (kft)...0.5 0.5 0.9 1.1 1.2 1.4 1.8 1.6 1.5 1.4 1.4 1.3
Smoke Dispersal.PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

$$
Forecaster...MMM
Requested by...Heath Stone
Type of request...PRESCRIBED
.TAG 2414044.1/ABR
.DELDT 05/14/24
.FormatterVersion 2.0.0
.EMAIL heath.stone@state.sd.us