First up, expectations:
And from the USDAExpectations for US Weekly Crop Progress & Conditions this afternoon#corn#soybeans#wheat#oatt pic.twitter.com/TXBAooDlXB— Shaeffer Steward (@sstewardag) October 7, 2019
...
Corn Harvested - Selected States
[These 18 States harvested 94% of the 2018 corn acreage]
------------------------------------------------------------------------
: Week ending :
:-----------------------------------------:
State : October 6, :September 29,: October 6, : 2014-2018
: 2018 : 2019 : 2019 : Average
------------------------------------------------------------------------
: percent
:
Colorado .......: 19 12 17 13
Illinois .......: 61 4 13 46
Indiana ........: 37 8 15 29
Iowa ...........: 14 2 3 12
Kansas .........: 57 28 36 54
Kentucky .......: 69 58 76 68
Michigan .......: 15 - 4 10
Minnesota ......: 14 - 1 10
Missouri .......: 74 26 35 61
Nebraska .......: 22 8 12 17
North Carolina .: 87 87 91 86
North Dakota ...: 8 - - 6
Ohio ...........: 20 5 11 17
Pennsylvania ...: 19 23 36 23
South Dakota ...: 15 - 2 12
Tennessee ......: 77 74 88 80
Texas ..........: 72 72 74 71
Wisconsin ......: 13 - 1 8
:
18 States ......: 33 11 15 27
------------------------------------------------------------------------
- Represents zero.
And:
..
Soybeans Harvested - Selected States
[These 18 States harvested 96% of the 2018 soybean acreage]
------------------------------------------------------------------------
: Week ending :
:-----------------------------------------:
State : October 6, :September 29,: October 6, : 2014-2018
: 2018 : 2019 : 2019 : Average
------------------------------------------------------------------------
: percent
:
Arkansas .......: 30 25 38 47
Illinois .......: 49 1 11 40
Indiana ........: 38 6 14 33
Iowa ...........: 18 3 5 26
Kansas .........: 13 2 5 15
Kentucky .......: 28 19 31 25
Louisiana ......: 78 68 80 83
Michigan .......: 15 7 8 23
Minnesota ......: 36 5 8 43
Mississippi ....: 59 46 58 69
Missouri .......: 19 1 6 18
Nebraska .......: 35 6 14 30
North Carolina .: 10 14 17 10
North Dakota ...: 33 4 8 48
Ohio ...........: 28 6 18 33
South Dakota ...: 27 1 5 36
Tennessee ......: 28 27 39 27
Wisconsin ......: 16 1 3 20
:
18 States ......: 31 7 14 34
. aaa
...MUCH MORE (text; PDF)
And the reason they are harvesting as fast as possible, the GFS model temperature anomaly map for October 12:

Quite a bit below average across the entire mid-section of the country.
Looking a bit further out there is a lot of money riding on that big blue blob:

Earlier:
Ag Futures: Ahead of Today's Crop Progress Report: Racing the Weather