NGM MOS mean minimum temperature errors for selected sites for 2001 +/- indicates a 95% confidence interval calculated around the mean sd = standard deviation, abserr = absolute error 24 hr 36 hr 48 hr 60 hr ATL mean bias 0.437 +/- 0.276 0.098 +/- 0.281 0.328 +/- 0.333 0.283 +/- 0.373 ATL sd bias 2.658 2.710 3.208 3.592 ATL mean abserr 2.134 +/- 0.170 2.109 +/- 0.176 2.434 +/- 0.219 2.815 +/- 0.233 ATL sd abserr 1.640 1.700 2.111 2.243 BOS mean bias -0.133 +/- 0.290 -0.368 +/- 0.301 0.059 +/- 0.325 -0.637 +/- 0.321 BOS sd bias 2.784 2.882 3.114 3.073 BOS mean abserr 2.212 +/- 0.176 2.232 +/- 0.194 2.428 +/- 0.203 2.456 +/- 0.203 BOS sd abserr 1.692 1.856 1.947 1.949 CLE mean bias -0.620 +/- 0.337 -0.715 +/- 0.372 -0.727 +/- 0.422 -0.958 +/- 0.470 CLE sd bias 3.237 3.580 4.058 4.516 CLE mean abserr 2.648 +/- 0.204 2.958 +/- 0.222 3.313 +/- 0.255 3.775 +/- 0.276 CLE sd abserr 1.958 2.135 2.447 2.650 CVG mean bias 0.165 +/- 0.353 -0.115 +/- 0.406 0.000 +/- 0.422 -0.345 +/- 0.511 CVG sd bias 3.403 3.919 4.064 4.931 CVG mean abserr 2.675 +/- 0.218 3.022 +/- 0.258 3.182 +/- 0.262 3.756 +/- 0.333 CVG sd abserr 2.106 2.491 2.522 3.206 DCA mean bias -0.234 +/- 0.289 -0.304 +/- 0.300 -0.101 +/- 0.334 -0.158 +/- 0.364 DCA sd bias 2.780 2.886 3.209 3.503 DCA mean abserr 2.144 +/- 0.185 2.225 +/- 0.193 2.462 +/- 0.214 2.761 +/- 0.224 DCA sd abserr 1.782 1.859 2.057 2.157 DEN mean bias -0.326 +/- 0.444 -0.386 +/- 0.451 -0.431 +/- 0.496 -0.477 +/- 0.506 DEN sd bias 4.241 4.307 4.735 4.826 DEN mean abserr 3.343 +/- 0.275 3.397 +/- 0.280 3.654 +/- 0.318 3.763 +/- 0.320 DEN sd abserr 2.624 2.670 3.035 3.053 DFW mean bias -0.457 +/- 0.329 -0.388 +/- 0.355 -0.457 +/- 0.409 -0.187 +/- 0.452 DFW sd bias 3.201 3.452 3.978 4.395 DFW mean abserr 2.419 +/- 0.220 2.570 +/- 0.240 2.854 +/- 0.289 3.355 +/- 0.292 DFW sd abserr 2.143 2.333 2.805 2.840 GGW mean bias -0.111 +/- 0.461 0.047 +/- 0.478 0.183 +/- 0.559 0.206 +/- 0.592 GGW sd bias 4.461 4.626 5.411 5.735 GGW mean abserr 3.406 +/- 0.297 3.514 +/- 0.310 4.006 +/- 0.376 4.333 +/- 0.388 GGW sd abserr 2.878 3.003 3.636 3.755 IAH mean bias 0.986 +/- 0.350 0.413 +/- 0.380 0.524 +/- 0.421 0.618 +/- 0.443 IAH sd bias 3.392 3.685 4.078 4.291 IAH mean abserr 2.637 +/- 0.242 2.784 +/- 0.252 3.078 +/- 0.281 3.249 +/- 0.296 IAH sd abserr 2.347 2.444 2.722 2.865 JFK mean bias 0.129 +/- 0.278 -0.093 +/- 0.309 0.104 +/- 0.342 -0.051 +/- 0.368 JFK sd bias 2.677 2.971 3.288 3.542 JFK mean abserr 2.045 +/- 0.180 2.312 +/- 0.194 2.604 +/- 0.208 2.753 +/- 0.231 JFK sd abserr 1.729 1.865 2.005 2.224 LAS mean bias -2.036 +/- 0.288 -1.842 +/- 0.290 -2.227 +/- 0.318 -2.255 +/- 0.329 LAS sd bias 2.788 2.813 3.080 3.189 LAS mean abserr 2.690 +/- 0.223 2.562 +/- 0.224 2.981 +/- 0.243 3.091 +/- 0.246 LAS sd abserr 2.162 2.175 2.356 2.384 LAX mean bias 0.123 +/- 0.215 0.128 +/- 0.220 0.455 +/- 0.223 0.237 +/- 0.224 LAX sd bias 2.075 2.125 2.150 2.166 LAX mean abserr 1.615 +/- 0.135 1.615 +/- 0.143 1.701 +/- 0.144 1.696 +/- 0.141 LAX sd abserr 1.306 1.385 1.389 1.366 MCI mean bias -0.492 +/- 0.342 -0.702 +/- 0.390 -0.467 +/- 0.439 -0.912 +/- 0.538 MCI sd bias 3.319 3.789 4.266 5.227 MCI mean abserr 2.569 +/- 0.222 2.939 +/- 0.256 3.262 +/- 0.287 3.972 +/- 0.362 MCI sd abserr 2.154 2.488 2.783 3.512 MEM mean bias -0.294 +/- 0.290 -0.725 +/- 0.342 -0.522 +/- 0.385 -0.422 +/- 0.439 MEM sd bias 2.805 3.314 3.729 4.252 MEM mean abserr 2.172 +/- 0.185 2.514 +/- 0.235 2.639 +/- 0.277 3.122 +/- 0.301 MEM sd abserr 1.795 2.274 2.682 2.912 MIA mean bias -0.673 +/- 0.263 -0.994 +/- 0.274 -0.676 +/- 0.305 -0.870 +/- 0.334 MIA sd bias 2.527 2.637 2.929 3.207 MIA mean abserr 2.037 +/- 0.170 2.234 +/- 0.178 2.389 +/- 0.189 2.577 +/- 0.218 MIA sd abserr 1.637 1.715 1.821 2.093 MSP mean bias -1.191 +/- 0.382 -1.175 +/- 0.439 -1.385 +/- 0.468 -1.626 +/- 0.523 MSP sd bias 3.704 4.252 4.539 5.073 MSP mean abserr 3.102 +/- 0.242 3.485 +/- 0.279 3.734 +/- 0.301 4.114 +/- 0.349 MSP sd abserr 2.344 2.700 2.922 3.379 OKC mean bias 0.593 +/- 0.379 0.335 +/- 0.413 0.684 +/- 0.452 0.407 +/- 0.495 OKC sd bias 3.670 4.004 4.382 4.798 OKC mean abserr 2.942 +/- 0.234 3.155 +/- 0.256 3.554 +/- 0.273 3.787 +/- 0.306 OKC sd abserr 2.268 2.482 2.646 2.969 ORD mean bias -0.526 +/- 0.381 -0.588 +/- 0.404 -0.515 +/- 0.430 -0.671 +/- 0.503 ORD sd bias 3.687 3.906 4.155 4.864 ORD mean abserr 2.961 +/- 0.233 3.117 +/- 0.250 3.334 +/- 0.261 3.953 +/- 0.301 ORD sd abserr 2.254 2.421 2.527 2.906 PHX mean bias -0.338 +/- 0.263 -0.188 +/- 0.287 -0.197 +/- 0.298 -0.114 +/- 0.314 PHX sd bias 2.553 2.785 2.885 3.045 PHX mean abserr 1.967 +/- 0.171 2.155 +/- 0.183 2.230 +/- 0.190 2.396 +/- 0.194 PHX sd abserr 1.660 1.771 1.838 1.879 PUB mean bias 0.868 +/- 0.463 1.176 +/- 0.515 0.675 +/- 0.528 0.738 +/- 0.513 PUB sd bias 4.497 5.002 5.130 4.987 PUB mean abserr 3.628 +/- 0.287 4.096 +/- 0.318 4.091 +/- 0.325 4.033 +/- 0.310 PUB sd abserr 2.789 3.096 3.161 3.018 SEA mean bias -0.039 +/- 0.236 0.153 +/- 0.250 0.056 +/- 0.268 0.061 +/- 0.293 SEA sd bias 2.284 2.420 2.597 2.833 SEA mean abserr 1.772 +/- 0.149 1.919 +/- 0.153 1.989 +/- 0.172 2.167 +/- 0.188 SEA sd abserr 1.439 1.478 1.667 1.822 SFO mean bias -0.469 +/- 0.251 -0.497 +/- 0.270 -0.585 +/- 0.282 -0.438 +/- 0.289 SFO sd bias 2.407 2.589 2.695 2.769 SFO mean abserr 1.815 +/- 0.172 1.901 +/- 0.191 1.977 +/- 0.201 2.097 +/- 0.194 SFO sd abserr 1.646 1.824 1.920 1.857 SLC mean bias -0.469 +/- 0.394 -0.608 +/- 0.427 -0.722 +/- 0.464 -1.036 +/- 0.501 SLC sd bias 3.817 4.129 4.493 4.853 SLC mean abserr 3.008 +/- 0.247 3.236 +/- 0.272 3.606 +/- 0.286 3.964 +/- 0.308 SLC sd abserr 2.391 2.630 2.770 2.978