Length of 'Freeze Free' Season Probabilities


NASELLE 2 ENE, te (455774)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 37 111 999 136 139 145 151 159 162 173 193
32.5 125 157 999 173 174 183 185 191 195 213 244
28.5 155 202 999 218 231 243 249 257 266 288 ***
24.5 222 246 999 281 293 304 323 *** *** *** ***
20.5 226 288 999 338 *** *** *** *** *** *** ***
Graphic Output
 Shortest - Least number of consecutive days recorded with minimum temperature 
            above threshold.
            *** means minimum temperature below threshold has not occurred.

xx% - Percent probability that a consecutive number of days will occur with the minimum temperature not below the threshold. *** means non-occurrence of the threshold
Longest - Greatest number of consecutive days recorded with minimum temperature above threshold. *** means that at least one year occurred when minimum temperature below threshold was not recorded. Note: All periods include August 1.

Western Regional Climate Center, wrcc@dri.edu