Climate Dashboard for NC Corn Growers
This tool provides corn growers in North Carolina with climate-based information and predictions about seasonal corn development. To use this tool, select your location and planting date (past or anticipated) and click “Update Chart”. Scroll down to see forecasts. This tool was sponsored by the Corn Growers Association of North Carolina. Learn more about this tool, the datasets and calculations used, and a tutorial on ourĀ About Page.
1. Select Your Location
Planting Guidance Chart for 35.724°N -78.683 °E
Based on Today's Date
Corn germination is based on an accumulation of at least 40-50 GDDs over the next 4-5 days (of the current date, not the planting date). This table shows the predicted accumulation of GDDs over the next 5 days, starting with each date.
Mon | Tue | Wed | Thu | Fri | Sat | Sun |
---|---|---|---|---|---|---|
Jul 22 | Jul 23 | Jul 24 | Jul 25 | Jul 26 | Jul 27 138 | Jul 28 145 |
Jul 29 152 | Jul 30 152 | Jul 31 151 | Aug 1 148 | Aug 2 116 | Aug 3 83 | Aug 4 55 |
Numbers in each box indicate the forecasted 5-day accumulated GDDs, starting on the given date. Daily GDDs are based on NWS Forecasts for days 0-7, and on historical averages for days 8+. 5-day accumulations shown may be based on a combination of NWS forecasts and historical data.
Please Note: Actual conditions may differ from local forecasts and historical averages. We recommend you return to this tool for updated forecast information.
Please Note: Actual conditions may differ from local forecasts and historical averages. We recommend you return to this tool for updated forecast information.
Output Chart
Crop Stages
Code | Stage | Threshold | Predicted Date | Accum GDD as of Predicted Date |
---|---|---|---|---|
V0 | Planted | Sat, Jul 27 2024 | 24 | |
Today | Sat, Jul 27 2024 | 31 | ||
V2 | Two Leaves Fully Emerged | 200 | Fri, Aug 2 2024 | 202 |
V4 | Four Leaves Fully Emerged | 345 | Thu, Aug 8 2024 | 372 |
V6 | Six Leaves Fully Emerged | 475 | Mon, Aug 12 2024 | 487 |
V8 | Eight Leaves Fully Emerged | 610 | Sat, Aug 17 2024 | 632 |
V10 | Tenth Leaf Fully Emerged | 740 | Wed, Aug 21 2024 | 749 |
V12 | Twelfth Leaf Fully Emerged | 870 | Mon, Aug 26 2024 | 886 |
V14 | Fourteenth Leaf Fully Emerged | 1,000 | Sat, Aug 31 2024 | 1,026 |
V16 | Sixteenth Leaf Fully Emerged | 1,135 | Thu, Sep 5 2024 | 1,161 |
VT to R1 | Silks Emerging | 1,400 | Sun, Sep 15 2024 | 1,412 |
R2 | Blister Stage | 1,660 | Fri, Sep 27 2024 | 1,664 |
R4 | Dough Stage | 1,925 | Sat, Oct 12 2024 | 1,929 |
R5 | Dent Stage | 2,190 | Sun, Nov 10 2024 | 2,194 |
Latest 7-Day National Weather Service Forecast for 35.724°N -78.683 °E
Date | Max Temp (°F) | Min Temp (°F) | Precip (in) | GDD | Stress Degree Days |
---|---|---|---|---|---|
Sat, Jul 27 2024 | 83.0 | 67.9 | 0.01 | 25 | 0.0 |
Sun, Jul 28 2024 | 89.0 | 63.9 | 0 | 26 | 3.0 |
Mon, Jul 29 2024 | 87.0 | 67.9 | 0.02 | 27 | 1.0 |
Tue, Jul 30 2024 | 85.9 | 70.1 | N/A | 28 | 0.0 |
Wed, Jul 31 2024 | 90.0 | 72.0 | N/A | 31 | 4.0 |
Thu, Aug 1 2024 | 92.9 | 72.0 | N/A | 32 | 6.9 |
Fri, Aug 2 2024 | 92.9 | 72.9 | N/A | 33 | 6.9 |
7 Day Totals | 92.97 DayMaximum | 63.97 DayMinimum | 0.037 DayAccumulation | 2027 DayAccumulation | 21.87 DayAccumulation |
Longer-Term Climate Outlooks from NWS Climate Prediction Center
Period | Temperature Outlook (Probability) | Precipitation Outlook (Probability) |
---|---|---|
6-10 days Wed, Jul 31 - Sun, Aug 4 | Above Normal50% probability of Above Normal temperatures over the next 6-10 days | Above Normal40% chance of Above Normal precipitation over the next 6-10 days |
8-14 days Fri, Aug 2 - Thu, Aug 8 | Above Normal60% probability of Above Normal temperatures over the next 8-14 days | Above Normal33% chance of Above Normal precipitation over the next 8-14 days |
1 month Aug 2024 | Above Normal50% probability of Above Normal temperatures over the next 1 month | Equal ChancesEqual chance of above, below, or normal precipitation over the next 1 month |
3 months Aug 2024 - Oct 2024 | Above Normal50% probability of Above Normal temperatures over the next 3 months | Equal ChancesEqual chance of above, below, or normal precipitation over the next 3 months |
Share or Bookmark This Page
Data Sources
Past Data Sources
- Past data from PRISM: Daily Temperature and Precipitation Gridded Product [Learn more about PRISM]
- Recent data from RTMA: National Weather Service's Real-Time Mesoscale Analysis (aggregated to daily) [Learn more about RTMA]
- Forecast data from NDFD: National Digital Forecast Database [Learn more about NDFD]
- Historical data calculated from PRISM: PRISM Daily Data averaged over past 10 years [Learn more about PRISM]
- Forecast data from NWS: National Weather Service [Learn more about NWS]
- Climate Outlooks from CPC: NWS Climate Prediction Center [Learn more about CPC]