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CropProphet
@cropprophet.bsky.social
https://www.cropprophet.com

CropProphet quantifies the impact of weather on grain to help grain traders improve their trading profitability.
To date, Brazil’s #soybean planting pace is close to average at the national level.

What about the top 5 soybean producing states?
Mato Grosso: avg
Paraná: slightly above avg
Rio Grande do Sul: slightly above avg
Goiás: Below avg
Mato Grosso do Sul: avg

#oatt #AgWx #Brazil
November 12, 2025 at 3:19 PM
Over the past 30 days, Brazil #soybean regions have been substantially dry, with prod-wghtd precip only 82% of nrml. The 14-day AIFS, ECMWF, & GEFS fcst below nrml #Brazil soybean prod wghtd precip.

AIFS: 73% of nrml
ECMWF: 82% of nrml
GEFS: 63% of nrml

#oatt #AgWx #AgWeather
October 23, 2025 at 12:19 PM
Southern Illinois has been extremely dry over the prior 30+ days.

The IL corn prod wghtd precip over the last 30 days is 25% of nrml...

County-level changes in the #corn yield expected value show sharp declines across southern Illinois.

#oatt #Agriculture #AgWeather #AgWx
September 18, 2025 at 12:56 PM
The eastern #Corn Belt has been extremely dry.

OH ranks driest on record (1981–2025) for Aug+Sep-to-date corn prod wghtd precip. IN, IL, & MO nearly as bad.

We’ll cover what this means for grain markets in tomorrow’s webinar.

Register here: bit.ly/CPSeptemberW...

#AgWx #oatt #AgWeather #Grains
September 9, 2025 at 5:51 PM
The September Grain Market Wx Webinar is in 2 days.

Register: bit.ly/CPSeptemberW...

What will we discuss:
1) Impact of recent dryness on yield,
2) Effects of disease pressure on corn production,
3) Average first freeze dates by county and the upcoming freeze outlook.

#oatt #AgWx #AgWeather #Corn
September 8, 2025 at 12:52 PM
Our last Grain Market Weather Webinar for this US growing season will take place on September 10th at 10 AM ET.

👉 Save your spot and register here: bit.ly/CPSeptemberW...

#oatt #AgWx #AgWeather #Corn #Grains #Yield #WeatherRisk #Agriculture #GrainMarket #GrainTrader #Farmer
September 2, 2025 at 5:55 PM
Iowa: Slightly different story.

Weather→yield links after 50% silking are weaker; heat & precip signal are not as drastic vs IL/IN.

Analyze the weather impact on grains using CropProphet: bit.ly/TryCropProphet

#IAwx #agwx #corn #oatt #Grains #AgWeather #Yield #Agriculture
August 21, 2025 at 2:54 PM
Indiana: Similar to IL—post 50% silking heat = lower yields across 15–60-day windows. Precip is a weaker positive.

#INwx #agwx #corn #oatt #AgWeather #Grains #Yield
August 21, 2025 at 2:54 PM
Illinois: Hotter-than-normal max temps after 50% silking align with below-trend yields, and the signal strengthens through 60 days. Precip helps but heat dominates.

#ILwx #agwx #corn #oatt #AgWeather #Grains #Yield
August 21, 2025 at 2:54 PM
Post 50% silking weather risk isn’t the same everywhere. State graphics show IL & IN yields are highly heat-sensitive (30–60 days after 50% silking), while IA is less responsive.

For #grain markets: heat > precip. Thread👇

#oatt #AgWx #corn #CornBelt #AgWeather #Grains #Yield
August 21, 2025 at 2:54 PM
The ECMWF, GEFS, and AIFS-ENS are all fcstng US soybean growing regions to experience substantial below nrml precip over the next 2 weeks.

14-day US soybean prod wghtd fcst values:
• ECMWF: 64% of nrml
• GEFS: 55% of nrml
• AIFS-ENS: 59% of nrml

#oatt #Soybeans #AgWx #AIFS
August 21, 2025 at 12:23 PM
Corn yield deviation vs. accumulated Stress Degree Days (SDDs) since 50th pct silking.

• Some work has shown that > 140 SDDs results in yield declines

• As of now (green line), IL, IA, IN are well below that threshold.

#AgWx #Corn #oatt #AgWeather #Grains #Yield #oattrttt
August 20, 2025 at 7:32 PM
Model spread (Days 1–14, prod-wghtd):
• ECMWF: Corn −17%, Soybeans −20%
• GEFS: Corn −10%, Soybeans −13%
• AIFS: Corn −4%, Soybeans −4%

Same direction (drier), different magnitude—fuel for volatility in #Corn & #Soybeans.

#graintrading #oatt #Grains #AgWx #AgWeather
August 19, 2025 at 3:02 PM
Signal strength: ECMWF 8–14 day US corn production-weighted precipitation change = 3.8th percentile vs 8 yrs of history for this date—one of the sharpest mid to late-Aug shifts toward drier. (See violin plot attached)

📊 #cornbelt #risk #oatt #AgWx #AgWeather #Corn
August 19, 2025 at 3:02 PM
USDA set US corn yield at 188.8 bu/ac. Markets stirred; CropProphet clients weren’t. Recent Septembers trended drier across the Midwest, and 15-day guidance just flipped substantially drier—potentially raising late-season yield risk.

#Corn #AgWx #Grains

bit.ly/TryCropProphet
August 19, 2025 at 3:02 PM
With USDA corn estimates out, we examined: Do above-normal planted #corn acres lead to higher yields?

Answer: No.

Using CropProphet Modeler data, the graphic shows no clear relationship between acreage deviation and trend yield deviation.

#oatt #AgWx #AgWeather #Agriculture
August 18, 2025 at 4:54 PM
IL corn prod wghtd precip is above nrml over the past 30 days, driven by ~3 precip events in mid to late July.

However, the past 14 days have been notably dry—corn growing areas in IL received only ~50% of nrml precip. AIFS-ENS fcsts show below nrml precip in Week 1.

#oatt #AgWx #AgWeather #Corn
August 15, 2025 at 12:45 PM
How will August weather shape grain market moves? Find out in today’s Grain Market Weather Webinar — registration closes 10 AM ET.

If weather could impact your grain markets, don’t miss this insight.

👉🔗 bit.ly/CPAugustWebi...

#oatt #AgWx #AgWeather #Agriculture #Grains #Corn
August 13, 2025 at 11:25 AM
1 day to the August Grain Market Weather Webinar!

What will we cover?
• Recent high wind events
• Above-nrml July precip in S MN & N IA—yield impact?
• Other CropProphet analyses

👉 Register for the webinar hosted by CEO Dr. Jan Dutton: bit.ly/CPAugustWebi...

#oatt #AgWx
August 12, 2025 at 3:24 PM
Over the next 2 weeks, the #corn belt is going to be HOT.

The 14-day GEFS & ECMWF both fcst the corn prod wghtd avg tmp to be >4°F above nrml.

And... during week 3 and 4, the GEFS shows an increased likelihood of above nrml temps within the corn belt.

#oatt #AgWx #Agriculture #AgWeather #Grains
August 5, 2025 at 12:22 PM
It’s been the opposite of a drought across the #Corn Belt—especially over the past 15 days.

MN, IA, and IL all ranked #1 all-time (1981–2025) for corn production weighted precip from Jul 17–31.

Too much rain? Could yields suffer?

#AgWx #Yield #oatt #AgWeather #GrainMarket #Grains #GrainTrader
August 1, 2025 at 2:20 PM
The ECMWF, GEFS, and AIFS-ENS all fcst the Canada #corn and #canola production weighted precip to be substantially below normal over the next 14 days.

Below normal precipitation in corn and canola growing regions in Canada needs to be monitored.

#oatt #AgWx #AgWeather #Grains #Canada #AgWeather
July 31, 2025 at 1:11 PM
Over the past 60 days, it has been substantially dry in portions of Canada.

Over the last 60 days, the CA #corn prod wghtd precip has been 69% of nrml while the CA #canola prod wghtd precip has been 70% of nrml.

What does the 14-day precip fcst show? See below.⬇️

#oatt #AgWx #AgWeather #Grains #CA
July 31, 2025 at 1:11 PM
Here is a map showing SPC wind reports from July 27–28 overlaid on % of U.S. corn production by county.

While models forecasted a high wind event in southern MN, the most impactful winds actually occurred across northern and eastern Iowa.

#oatt #AgWx #Corn #AgWeather #Wind #SPC
July 29, 2025 at 1:48 PM
What was the corn yield impact of the 2020 Iowa derecho?

In Iowa, wind speeds of 70–120 mph led to yield losses of 42–49 bu/ac. Illinois also saw notable losses.

We analyzed the event in depth here👉 cropprophet.com/2020-iowa-de...

#corn #AgWx #AgWeather #oatt #Agriculture #Yield
July 28, 2025 at 12:22 PM