This is an interactive tool that allows users to calculate the skill of forecasts, which is a relative measure of how the forecasts performed. Knowledge of forecast skill can help users when using forecasts for decision making.

Instructions for use:

  1. Select type of skill score output display desired ("Chart" or "Map").
  2. Select Forecast and Verification Options.
  3. For "Chart", select region(s) to verify ("Climate Regions","States","Climate Divisions"). For "Map", select dates(s) to verify ("Date Range","Months/Seasons & Years","Climate Phenomena").
  4. Click the "Get Scores" button.

Click here for more information
NE NE SE SE S S MW HP W WA MT ME ND SD WY WI ID VT MN OR NH IA MA NE NY NY PA CT RI NJ IN NV UT CA OH IL DE WV MD CO KY KS VA VA MO AZ OK NC TN TX TX NM AL MS GA SC AR LA FL MI MI 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 10 9 8 7 6 5 4 3 2 1

Scroll down the page to see the results, error messages, and information panel.

1

Options

Forecast options
  • Field [ ? ]
  • Period [ ? ]
  • Lead time [ ? ] 8 days
    Lead time [ ? ] 11 days
    Lead time [ ? ]
    0.5 Month (Official)
    0 Month (Revised)
    Lead time [ ? ]
    Lead time [ ? ]
  • Data format [ ? ]
    Data format [ ? ]
  • Forecast(s)
    (Select up to 4) [ ? ]
    CPC Official (Manual)
    CPC Official (Auto)
    Select forecast models
    Forecast(s)
    (Select up to 4) [ ? ]
    CPC Official (Manual)
    Forecast(s)
    (Select up to 4) [ ? ]
    CPC Official (Manual)
    Forecast Models
    SMLR
    CCA CFS
    OCN CON
    Forecast(s)
    (Select up to 4) [ ? ]
    CPC Official (Manual)
Verification options
  • Start date [ ? ]
    Start date [ ? ]
  • End date [ ? ]
    End date [ ? ]
  • Region(s) [ ? ]
  • Skill Score [ ? ]
  • Forecast categories
    [ ? ]

2

Select region(s) to verify

To unselect, you must clear all regions by clicking "Revert to all regions". All regions are verified by default.

Map of U.S.

3

Please select options from the form

4

Warnings and Errors

5

Information

Settings Used