Spot Forecast
Issued by NWS Sioux Falls, SD

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604
FNUS73 KFSD 011013
FWSFSD

Spot Forecast for Loess Hills Cooperative Burn Week 2024...Iowa DNR
National Weather Service Sioux Falls SD
513 AM CDT Wed May 1 2024

If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Today will start off with partly to mostly cloudy skies, with weak
southwesterly winds. Could see some weak showers pass overhead
between 8 to 10 AM, but little to no accumulation is expected with
no threat for lightning. Throughout the rest of the day, cloud
coverage will increase, with a surface high pressure sliding
directly overhead, and will bring numerous changes to the wind
direction.

After starting with light southwesterly winds, westerly
winds are expected by the mid-morning, northerly around noon,
easterly by the mid afternoon hours possibly becoming southeasterly
as the surface high exits the region during the late afternoon
hours. May see gusts develop into the teens by the late afternoon
hours, with chances for light rain building into the area throughout
the afternoon hours. Overnight into Thursday, 1 to 1.25 inches of
rain is expected.

.REST OF TODAY...

Max temperature.....Around 67.
Min humidity........38 percent.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  MC  MC  MC  MC  MC  MC
Sky (%).........79  83  85  83  83  75  72  77  83  85
Weather cov.....SCH SCH SCH SCH             SCH SCH CHC
Weather type....RW  RW  RW  RW              RW  RW  RW
Tstm cov........
Chc of pcpn (%).20  20  10  10  10  10  10  20  20  30
Temp............50  53  56  59  62  64  65  66  66  66
Dewpoint........43  44  44  43  41  40  40  40  40  42
RH..............77  71  64  55  46  41  40  38  38  42
20 FT wind dir..WSW WSW W   WNW N   NNE ENE E   E   E
20 FT wind spd..5   6   6   6   6   7   7   9   9   10
20 FT wind gust.8   10  9   9   8   9   10  14  15  16
Mix hgt (kft)...0.4 0.6 0.9 1.7 2.4 3.1 3.3 3.4 3.2 2.4
Transp wind dir.W   W   WNW NW  N   NE  ENE E   E   E
Transp wind spd.7   7   7   7   7   7   8   9   9   13
Haines index....5   5   5   5   5   5   5   5   5   5
Smoke Dispersal.PR  PR  PR  PR  PR  FR  FR  FR  FR  FR

.TONIGHT...

Min temperature.....Around 47.
Max humidity........93 percent.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky cover.......CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY
Sky (%).........88     92     95     98     99     100
Weather cov.....CHANCE CHANCE CHANCE CHANCE DEFNTE DEFNTE
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........              S CHC  S CHC  CHANCE CHANCE
Chc of pcpn (%).30     40     30     50     100    100
Temp............64     61     55     53     51     49
Dewpoint........42     43     44     43     45     46
RH..............45     51     66     69     80     89
20 ft wind......E 10   E 10   E 13   E 15   ENE 16 E 15
20 ft wind gust.18     18     21     23     25     23
Mix hgt (ft)....1500   800    600    600    800    900
Transport wind..E 13   ESE 13 ESE 17 E 18   E 20   E 18
Haines index....5      4      4      4      3      3
Smoke Dispersal.FAIR   POOR   POOR   POOR   POOR   POOR

.THURSDAY...

Max temperature.....Around 61.
Min humidity........72 percent.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky cover.......CLOUDY CLOUDY CLOUDY CLOUDY MCLDY  MCLDY
Sky (%).........97     95     93     94     79     66
Weather cov.....DEFNTE DEFNTE LIKELY LIKELY CHANCE CHANCE
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........CHANCE CHANCE S CHC  S CHC  S CHC  S CHC
Chc of pcpn (%).80     80     60     60     30     30
Temp............49     50     52     55     58     60
Dewpoint........47     48     50     50     52     51
RH..............93     93     93     83     80     72
20 ft wind......E 14   E 13   E 10   N 9    NW 10  NW 13
20 ft wind gust.22     22     16     16     17     21
Mix hgt (ft)....900    1200   1300   1900   2600   3000
Transport wind..E 18   E 16   ENE 12 N 12   NW 14  NW 17
Haines index....3      2      2      2      3      3
Smoke Dispersal.POOR   FAIR   POOR   FAIR   FAIR   GOOD

$$
Forecaster...APT
Requested by...Kody Wohlers
Type of request...PRESCRIBED
.TAG 2412861.0/FSD
.DELDT 05/01/24
.FormatterVersion 2.0.0