Spot Forecast
Issued by NWS Quad Cities, IA IL

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FNUS73 KDVN 281230
FWSDVN

Spot Forecast for Lake Sugema Dam Unit...DNR
National Weather Service Quad Cities IA/IL
730 AM CDT Thu Mar 28 2024

Forecast is based on ignition time of 0800 CDT on March 28.
If conditions become unrepresentative...contact the
National Weather Service Quad Cities at (563) 386-3815.

.DISCUSSION...

Generally dry conditions are expected through Friday. Winds
will be light today with south to southeast winds at 10
to 25 MPH developing on Friday. Rain is forecast for late
Friday and Friday night.

The Grassland Fire Danger Index -GFDI- does not account for
precipitation that occurs or any snow on the ground. Please
make appropriate adjustments.


.REST OF TODAY...

Sky/weather.........Mostly sunny (30-40 percent).
Chance of pcpn......10 percent.
Max temperature.....Around 61.
Min humidity........39 percent.
Min apparent temp...24.
Eye level winds.....South winds around 4 mph shifting to the
                    southwest up to 5 mph late in the morning.
Wind shift..........
Wind (20 ft)........Southwest winds 7 to 9 mph.
Mixing height.......5000 ft AGL.
Transport winds.....Southwest 12 to 13 mph shifting to the west 15
                    to 20 mph late in the morning.
GFDI................2.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........22  11  11  23  36  47  43  49  53  58
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   10  10  10  10  10
Temp............30  36  41  46  50  54  56  59  60  61
RH..............78  67  57  53  48  43  42  40  39  39
Aparnt tmp (F)..24  30  36  42  47  54  56  59  60  61
20 FT wind dir..S   S   SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..6   7   7   8   7   8   8   9   9   9
20 FT wind gust.10  13  12  14  14  15  14  16  17  15
Eye lvl wnd dir.S   S   SW  SW  SW  SW  SW  SW  SW  SW
Eye lvl wnd spd.4   4   4   5   4   5   5   5   5   5
Eye lvl wnd gst.6   8   7   8   8   9   8   10  10  9
Mix hgt (kft)...0.4 0.9 1.2 2.0 2.5 2.9 3.5 4.2 5.0 4.1
Transp wind dir.S   SW  SW  W   W   W   W   W   W   SW
Transp wind spd.12  13  13  16  15  16  16  17  20  17
GFDI............1   1   1   2   2   2   2   3   3   3
Haines index....3   3   3   3   3   4   4   4   4   4

.TONIGHT...

Sky/weather.........Mostly cloudy (55-65 percent) then becoming
                    partly cloudy (35-45 percent) then becoming
                    mostly cloudy (50-60 percent).
Chance of pcpn......10 percent.
Min temperature.....Around 40.
Max humidity........89 percent.
Min apparent temp...37.
Eye level winds.....Southwest winds around 4 mph shifting to the
                    east up to 5 mph in the evening, then shifting
                    to the southeast overnight.
Wind shift..........
Wind (20 ft)........Southwest winds around 7 mph shifting to the
                    east 6 to 8 mph in the evening, then shifting
                    to the southeast overnight.
Mixing height.......300 ft AGL.
Transport winds.....Southwest 7 to 12 mph shifting to the south 8
                    to 13 mph early in the evening.
GFDI................2.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........61     47     37     31     44     54
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).10     10     10     0      10     10
Temp............59     52     49     45     43     41
RH..............44     56     63     73     79     85
Aparnt tmp (F)..59     52     46     41     39     37
20 ft wind......SW 7   E 6    E 7    SE 8   SE 7   SE 6
20 ft wind gust.13     10     13     13     12     9
Eye level wind..SW 4   E 4    E 4    SE 5   SE 4   SE 4
Eye lvl wnd gst.8      6      8      8      7      5
Mix hgt (ft)....900    400    400    400    400    400
Transport wind..W 12   S 8    S 12   S 13   S 10   S 9
GFDI............2      1      1      1      1      1
Haines index....4      4      4      4      4      4

.FRIDAY...

Sky/weather.........Partly sunny (60-70 percent). Slight chance of
                    rain in the afternoon.
Chance of pcpn......20 percent.
Max temperature.....Around 68.
Min humidity........44 percent.
Min apparent temp...36.
Eye level winds.....South winds up to 8 mph.
Wind shift..........
Wind (20 ft)........South winds 6 to 14 mph.
Mixing height.......3900 ft AGL.
Transport winds.....South 10 to 14 mph increasing to 20 to 25 mph
                    in the late morning and afternoon.
GFDI................4.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........65     50     55     77     78     80
Weather cov.....                            S CHC  S CHC
Weather type....NONE   NONE   NONE   NONE   RAIN   RAIN
Tstm cov........
Chc of pcpn (%).10     0      0      0      20     20
Temp............40     42     53     61     66     68
RH..............89     82     64     53     45     45
Aparnt tmp (F)..36     37     53     61     66     68
20 ft wind......SE 6   SE 8   S 12   S 14   S 14   S 14
20 ft wind gust.9      13     18     21     23     22
Eye level wind..SE 4   SE 5   S 7    S 8    S 8    S 8
Eye lvl wnd gst.5      8      11     13     14     13
Mix hgt (ft)....400    400    1300   2400   3400   3900
Transport wind..S 10   S 13   S 20   S 23   S 25   S 23
GFDI............1      1      3      4      6      6
Haines index....4      4      4      4      4      4

$$
Forecaster...Uttech
Requested by...Kyle Syfert
Type of request...PRESCRIBED
.TAG 2408730.0/DVN
.DELDT 03/28/24
.FormatterVersion 2.0.0


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