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                        DROUGHT INDEX TABLE VALUES
 
PALMER    3.0 and above        Extreme moist spell
          3.0 to 3.99          Very moist spell
          2.0 to 2.99          Unusual moist spell
          1.0 to 1.99          Moist spell
          0.50 to 0.99         Incipient moist spell (beginning)
          0.49 to -0.49        Near normal
          -0.50 to -0.99       Incipient drought (beginning)
          -1.0 to -1.99        Mild drought
          -2.0 to -2.99        Moderate drought
          -3.0 to -3.99        Severe drought
          -4.0 and below       Extreme drought

CROP

(1)When the index increased or did not change from the previous week

                      3.0 and above        Excessively wet, some field flooded
          2.0 to 2.99          Too wet, some standing water
          1.0 to 1.99          Prospects above normal, some fields too wet
          0 to 0.99            Moisture adequate for present needs
          0 to -0.99           Prospects improved but rain still needed
          -1.0 to -1.99        Some improvement but still too dry
          -2.0 to -2.99        Drought eased but still serious
          -3.0 to -3.99        Drought continues, rain urgently needed
          -4.0 and below       Not enought rain, still extremely dry

(2)When the index decreased

          3.0 and above        Some drying but still excessively wet
          2.0 to 2.99          More dry weather needed, work delayed
          1.0 to 1.99          Favorable, except still too wet in spots
          0 to 0.99            Favorable for normal growth and fieldwork
          0 to -0.99           Topsoil moisture short, germination slow
          -1.0 to -1.99        Abnormally dry, prospects deteriorating
          -2.0 to -2.99        Two dry, yield prospects reduced
          -3.0 to -3.99        Potential yeilds severely cut by drought
          -4.0 and below       Extremely dry, most crops ruined

(3)Final Index/Monthly Moisture Anomaly Index

          3.50 and above       Extreme wetness
          2.5 to 3.49          Severe wetness
          1.00 to 2.49         Mild to moderate wetness
          -1.24 to 0.99        Near normal
          -1.99 to -1.25       Mild to moderate drought
          -2.74 to -2.00       Severe drought
          -2.75 and below      Extreme drought


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Page last modified: January 24, 2006 3:50 PM
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