Suppression Forecast
Issued by NWS Quad Cities, IA IL

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000
FNUS73 KDVN 061300
FWSDVN

Spot Forecast for MSU 21...USFWS
National Weather Service Quad Cities IA/IL
800 AM CDT Thu May 6 2021

Forecast is based on ignition time of 1000 CDT on May 06.
If conditions become unrepresentative...contact the
National Weather Service Quad Cities at (563) 386-3815.

.DISCUSSION...

Gusty northwest winds today with some gusts in the 25 to 30 mph
range. Below normal temperatures will continue.

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 cloudy (70-80 percent) then becoming
                    mostly sunny (45-55 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Begin/end of pcpn...None.
Max temperature.....Around 62.
Min humidity........31 percent.
Max apparent temp...62.
Eye level winds.....Northwest winds 15 mph with gusts to
                    around 25 mph.
Wind shift..........NW winds increasing through the morning.
Wind (20 ft)........Northwest winds 18 mph with gusts to
                    around 30 mph.
Mixing height.......2900-4200 ft AGL increasing to 7500-8400 ft
                    AGL.
Transport winds.....Northwest 21 to 27 mph.
GFDI................Low.
Haines Index........4 low potential for large plume dominated fire
                    growth.

TIME (CDT)      10 AM  NOON   2 PM   4 PM
Sky (%).........83     62     45     54
Weather cov.....
Weather type....NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      10
LAL.............1      1      1      1
Temp............51     54     61     62
RH..............77     64     41     35
Aparnt tmp (F)..51     54     61     62
20 ft wind......N 11   N 14   N 14   NW 13
20 ft wind gust.22     28     28     25
Eye level wind..N 8    N 11   N 11   NW 10
Eye lvl wnd gst.17     21     21     19
Mix hgt (ft)....2900   4200   6700   8400
Transport wind..N 21   N 22   N 22   NW 23
GFDI............0      0      0      0
Haines index....4      4      4      4

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent) then becoming
                    mostly cloudy (50-60 percent).
Chance of pcpn......10 percent.
LAL.................No Tstms.
Begin/end of pcpn...None.
Min temperature.....Around 42.
Max humidity........71 percent.
Min apparent temp...38.
Eye level winds.....Northwest winds up to 8 mph with gusts to
                    around 13 mph early in the evening becoming
                    light, then becoming west around 4 mph after 3
                    am.
Wind shift..........NW to west.
Wind (20 ft)........Northwest winds 6 to 10 mph with gusts to
                    around 17 mph early in the evening becoming
                    light, then becoming west around 5 mph after 3
                    am.
Mixing height.......3000-4500 ft AGL decreasing to 300-1700 ft AGL
                    early in the evening.
Transport winds.....Northwest 14 to 21 mph becoming west 5 to 10
                    mph in the late evening and overnight, then
                    increasing to around 15 mph early in the
                    morning.
GFDI................Low.
Haines Index........4 to 5 OR low potential for large plume
                    dominated fire growth to moderate potential for
                    large plume dominated fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........42     26     20     3      8      52
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).10     0      0      0      10     10
LAL.............1      1      1      1      1      1
Temp............62     57     51     47     43     42
RH..............35     45     59     71     82     82
Aparnt tmp (F)..62     57     51     46     41     38
20 ft wind......NW 10  NW 6   W 4    W 3    W 3    SW 5
20 ft wind gust.21     13     7      6      6      9
Eye level wind..NW 8   NW 4   W 3    W 2    W 2    SW 4
Eye lvl wnd gst.16     10     5      5      5      7
Mix hgt (ft)....4500   1700   500    400    300    300
Transport wind..NW 21  NW 14  W 6    NW 5   W 5    W 10
GFDI............0      0      0      0      0      0
Haines index....4      5      5      5      5      5

.FRIDAY...

Sky/weather.........Mostly sunny (30-40 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Begin/end of pcpn...None.
Max temperature.....Around 65.
Min humidity........32 percent.
Min apparent temp...39.
Eye level winds.....Northwest winds up to 9 mph with gusts to
                    around 14 mph.
Wind shift..........None.
Wind (20 ft)........Northwest winds 5 to 12 mph with gusts to
                    around 19 mph.
Mixing height.......400-1900 ft AGL increasing to 5100-6400 ft AGL.
Transport winds.....Northwest 10 to 18 mph increasing to 17 to 22
                    mph in the afternoon.
GFDI................Low.
Haines Index........5 moderate potential for large plume dominated
                    fire growth.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........47     40     19     7      7      9
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Chc of pcpn (%).0      0      0      0      0      0
LAL.............1      1      1      1      1      1
Temp............43     50     57     61     63     63
RH..............79     66     51     40     34     32
Aparnt tmp (F)..39     48     57     61     63     63
20 ft wind......W 6    W 6    NW 8   NW 11  NW 12  NW 11
20 ft wind gust.12     16     20     24     24     22
Eye level wind..W 4    W 4    NW 6   NW 8   NW 9   NW 8
Eye lvl wnd gst.9      12     15     18     18     17
Mix hgt (ft)....400    1300   3000   5300   6300   6400
Transport wind..W 10   W 18   NW 17  NW 21  NW 22  NW 20
GFDI............0      0      0      0      0      0
Haines index....5      5      5      5      5      5

$$
Forecaster...Haase
Requested by...Erik Acker
Type of request...Prescribed
.TAG 2111762.0/DVN
.DELDT 05/06/21


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