Monthly ACARS Moisture Report - Latest
Monthly ACARS Moisture Report - Latest
ACAR Statistics Versus the NCEP Guess
October 2025
Pressure Categories (hPa)
LOW: PRES > 700.0
MID: PRES <= 700.0 and PRES >= 300.0
HIGH: PRES < 300.0
SID: aircraft tail number
NA: number of temperature or wind reports available in the pressure category
NR: number of temperature or wind reports rejected in the pressure category
QB: humidity bias (OB - Guess) in 0.1 g/kg
QSTD: standard deviation of humidity difference of (OB - Guess)
Specific Humidity
NA NR TB TSTD
level high low mid high low mid high low mid high low mid
sid
05DEOEZA 2688 3885 4084 0 0 0 -0.029554 5.246881 0.331003 0.198861 12.851507 5.205118
0UZUOGBA 3247 4324 4716 0 0 0 0.158847 3.727634 0.167272 0.233910 11.401747 5.248777
0V0EOEZA 3072 4174 4485 0 0 0 0.122872 3.992629 0.372216 0.214668 11.277935 4.154063
13KGUWRA 283 2036 1414 0 0 0 0.472355 -18.354588 -1.991856 0.671192 31.765724 16.417382
1DFUOEZA 2971 4715 5220 0 0 0 0.158968 5.833202 0.133580 0.267984 12.596368 5.271326
1LSEOEZA 954 1607 1602 0 0 0 0.048608 3.110755 -0.227732 0.229397 12.067209 4.376659
2GPUOGBA 3004 4376 4579 0 0 0 0.071693 4.834313 0.037903 0.248488 11.142546 5.570468
2LKUOGRA 3087 3955 4164 0 0 0 0.021062 1.714074 -0.190239 0.241413 11.030569 5.184172
2ROUOGBA 3531 4091 4479 0 0 0 0.095052 4.701223 0.314566 0.172891 11.948658 5.148487
2SIEOGBA 1970 3343 3553 0 0 0 -0.071243 6.395523 0.245255 0.272502 12.164171 5.864030
31GEOGRA 2630 4573 4906 0 0 0 0.272885 4.560067 0.093115 0.378613 12.471125 5.263406
34IUOGBA 2784 4521 4811 0 0 0 -0.088369 2.582592 -0.241600 0.215030 11.365509 4.730089
3OXWUWJA 439 1127 1065 0 0 0 0.177395 -0.443039 0.473808 0.782179 11.504359 7.805847
3PTUOGRA 2956 4308 4533 0 0 0 0.079315 3.832227 0.162271 0.244875 10.594328 4.927696
3XUUOEZA 2977 4168 4545 0 0 0 0.014438 3.495788 0.053432 0.202200 11.389555 5.447589
3YHZXBRA 3636 4102 4120 0 0 0 -0.094343 3.917119 -0.172256 0.295019 11.200106 5.978829
4JY0YGBA 4127 3480 3901 0 0 0 0.079705 6.077748 0.544412 0.280652 12.432295 5.177301
5EVEOGBA 20 4442 3997 0 0 0 6.222749 11.358250 5.447904 0.750840 11.862016 6.099136
5NLUOEZA 3202 4255 4664 0 0 0 0.011062 4.606946 -0.029851 0.209253 12.939310 4.987240
5QRIESZA 4359 3849 4212 0 0 0 -0.008184 3.574257 -0.180115 0.254807 11.602960 5.150654
A4FUOHBA 3243 4304 4498 0 0 0 0.050314 3.343613 0.056567 0.196022 11.490444 4.445800
AU2UOHBA 2611 3796 4076 0 0 0 0.129420 5.702921 0.338201 0.324334 12.586909 5.517821
BCFEOHBA 2802 4173 4561 0 0 0 0.205741 5.087270 0.208243 0.267800 12.322238 5.638596
BKUUOHBA 3477 4220 4552 0 0 0 0.042828 5.625455 0.004497 0.209426 13.452757 5.566160
BLNHQVRA 2420 3862 4177 0 0 0 0.027758 3.571540 0.147247 0.251888 10.446617 4.678905
BOOGUWJA 805 1894 1721 0 0 0 0.070309 1.943305 0.293383 0.199398 10.198171 5.223622
BSTXQVBA 0 4327 1427 0 0 0 0.000000 -53.645293 -23.238225 0.000000 26.736456 13.368631
BWWUOGBA 3099 3984 4326 0 0 0 -0.047493 7.140902 0.332385 0.279108 13.249410 5.823734
C2SXQWJA 2866 4594 4802 0 0 0 0.131502 4.195627 0.314556 0.212429 11.471272 4.795792
C3VWUWRA 3 2205 1011 0 0 0 6.309053 -58.984055 -4.094553 1.431525 48.852136 28.285113
CG5UOFZA 2445 4578 4977 0 0 0 0.008445 2.220835 -0.045005 0.196107 10.654032 5.123543
CGCEOHBA 7 4020 3764 0 0 0 6.144801 7.823043 4.006999 1.377710 12.619947 5.251802
CR4UOFZA 2824 4031 4290 0 0 0 0.044229 4.803761 0.204734 0.272706 12.253186 5.830778
CSYEOFZA 2769 4518 4663 0 0 0 -0.074979 2.722570 0.262690 0.253033 10.374467 5.186993
CZBEOFZA 2981 4143 4671 0 0 0 -0.011107 3.483370 -0.207489 0.191654 11.339070 5.428372
D1WEOHBA 3133 3963 4321 0 0 0 0.363040 4.604686 0.193156 0.315172 12.362283 5.220910
D50LFRJA 3765 4229 4719 0 0 0 0.162088 5.647463 0.362779 0.329881 11.195461 6.148569
DPLUOHBA 3137 4461 4873 0 0 0 0.168639 4.080057 0.049339 0.318130 11.675050 5.524107
DQPFAXBA 3038 4314 4755 0 0 0 0.064921 4.001586 0.225649 0.193400 12.591138 5.520046
DVPUOFZA 2713 4660 4792 0 0 0 0.334424 -45.607560 -9.482385 0.563997 26.848146 12.058087
EANUOHBA 1879 4428 4742 0 0 0 -0.095259 6.147120 -0.137293 0.357283 12.672575 5.467627
EC3EOHBA 2427 4505 4736 0 0 0 -0.002837 5.690709 0.423729 0.291970 12.315905 5.213119
F33GUWRA 902 2012 1867 0 0 0 0.040115 2.258697 -0.159402 0.209439 11.566586 5.118841
FESEOHBA 2251 3575 3755 0 0 0 0.349012 6.331400 1.275405 0.569315 13.484200 6.603760
FGMUOHBA 2662 4212 4509 0 0 0 -0.080470 3.595010 -0.114282 0.254989 11.614841 5.593699
FIYWYWZA 3749 3806 4314 0 0 0 0.024832 6.621038 0.268337 0.258220 13.101077 5.186282
FMLEOHBA 2900 4315 4659 0 0 0 0.036059 3.479614 0.200944 0.150865 11.631727 4.518629
FZXUOFZA 135 124 142 0 0 0 -0.040293 6.938096 0.265445 0.092952 13.905200 6.503025
G3SEESBA 4356 3893 4317 0 0 0 0.223720 6.202563 0.356435 0.293367 11.872394 5.409497
G5TEOFJA 2993 4079 4381 0 0 0 0.028801 5.500784 -0.005799 0.227754 12.317993 5.593689
GRBWUUZA 83 1720 1030 0 0 0 1.723157 -23.447303 -0.289805 1.236197 30.620660 19.848748
GUGEOHBA 2851 4472 4596 0 0 0 0.045494 2.528893 -0.085340 0.286321 11.199652 5.055806
HCHYZYBA 3218 3386 3991 0 0 0 -0.073824 5.875459 0.191078 0.216622 10.636350 5.463904
IKWWUUBA 920 1914 1672 0 0 0 0.659876 -1.761923 2.247910 0.763850 18.428641 10.871152
INJUOGZA 3074 4037 4277 0 0 0 0.041784 2.356896 -0.301670 0.261936 11.835129 5.136443
IVNEOGZA 2412 3769 3696 0 0 0 -0.000810 5.008985 0.081496 0.258877 12.265974 5.775610
IZUEOGZA 2041 3947 3998 0 0 0 -0.050932 3.505190 0.114302 0.258511 12.651844 5.431885
J3FEOGZA 1803 3060 3281 0 0 0 0.017581 2.336297 -0.088112 0.230922 10.526661 5.430942
JB2EOGZA 3131 3853 4132 0 0 0 -0.023389 6.514400 0.009873 0.246395 12.052224 5.692632
JHCWUURA 1294 1715 1088 0 0 0 -0.044528 -3.169115 -0.639416 0.367590 16.327684 4.702810
JOHWUUBA 60 1576 843 0 0 0 1.613383 -20.392407 1.407544 0.985139 30.922941 22.771506
L4VEOGRA 3182 3814 4177 0 0 0 -0.047815 4.868053 -0.041169 0.259839 11.545186 5.489201
LODEOGZA 3119 4101 4714 0 0 0 0.047305 5.213030 0.210322 0.260559 11.991842 5.235825
LXQEOGJA 2474 3739 4049 0 0 0 -0.001867 5.308414 0.236707 0.217384 11.924409 4.462705
M2YEOFBA 2726 4234 4766 0 0 0 0.018400 5.771034 0.359911 0.329166 12.032568 5.242916
M5OEOGJA 1328 3636 3328 0 0 0 0.394491 -17.427679 -2.884589 0.614335 38.545674 11.545940
MZNWU1ZA 330 1586 1487 0 0 0 0.163493 3.845510 0.333972 0.289264 10.770135 5.600925
N2RWUUBA 699 2060 1655 0 0 0 0.095705 1.522481 0.237948 0.347158 11.707931 5.835480
NFFUOGZA 2134 4923 2438 0 0 0 -0.198345 -34.307452 -11.102304 0.272751 19.550373 9.340552
NL1UOGJA 2929 4143 4482 0 0 0 0.121585 3.906318 0.068056 0.360664 11.769183 4.964704
OKLWU1ZA 689 1732 1433 0 0 0 0.118715 1.020691 0.088881 0.285727 10.362731 4.860007
OO1EOGZA 2907 4332 4592 0 0 0 -0.044506 5.076343 0.208450 0.282259 11.885636 5.670821
OOOITPZA 2968 2966 3407 0 0 0 -0.024857 6.694176 0.162811 0.240815 12.046581 5.776463
OUMUOGRA 2511 4015 4361 0 0 0 -0.046011 4.118199 0.393223 0.213172 12.075819 5.136349
OZJEOGJA 3034 4204 4465 0 0 0 0.060503 4.013413 0.019940 0.292356 11.029208 5.342718
PA3EOGRA 2901 4461 4664 0 0 0 -0.014812 6.595640 0.470143 0.244650 12.083546 6.169145
PKEUOGRA 3011 4045 4418 0 0 0 0.055226 3.633206 -0.106849 0.188744 11.614746 5.547650
POWGU1ZA 1132 2239 2147 0 0 0 0.209015 3.492858 0.009811 0.482993 13.611024 5.730952
PPJGU1JA 0 1906 1261 0 0 0 0.000000 0.854623 5.115806 0.000000 19.340958 8.045250
QA2EOFZA 2911 4585 4673 0 0 0 0.145185 2.137444 0.344239 0.259972 10.619588 5.085882
QB1EOFJA 1746 2127 2280 0 0 0 -0.000588 5.656684 0.264595 0.189327 12.075651 4.546555
QPIGUWBA 7 139 100 0 0 0 2.463567 6.096884 10.020194 1.374642 30.059859 19.898842
QTYYEVZA 3764 3831 4230 0 0 0 -0.023486 4.899523 -0.080880 0.319351 11.028804 5.765704
RH0EOFJA 2691 4101 4562 0 0 0 -0.012346 3.827702 0.242113 0.200769 11.739725 4.991065
RN1UOFJA 3282 4295 4674 0 0 0 0.252482 4.483247 0.303604 0.218672 10.906298 4.901172
RUZEOFRA 3087 4095 4455 0 0 0 -0.024705 5.842110 0.309703 0.228580 13.658604 5.432245
S2X0YEBA 2337 2540 2631 0 0 0 -0.062090 5.400873 0.069449 0.256183 11.935098 6.471701
S4SUOFBA 2294 3718 4127 0 0 0 0.043343 5.514529 0.288819 0.290888 12.361179 5.138934
SAEEOFRA 1990 4558 5023 0 0 0 -0.105502 4.845447 0.179102 0.255515 12.036170 5.080975
SESWUUZA 639 1927 1404 0 0 0 0.815448 -3.009275 0.747225 0.566005 19.836295 14.537548
SQXIOYZA 0 4052 2464 0 0 0 0.000000 -39.498629 5.492357 0.000000 35.216694 19.744455
SSLIXKBA 4231 3917 4423 0 0 0 0.222475 5.634182 0.815482 0.217346 12.559696 5.275598
SVWUOFJA 2894 4268 4502 0 0 0 0.032051 2.048793 -0.194303 0.232192 11.631259 5.617627
SYVGUURA 726 2117 2076 0 0 0 1.326872 -0.125359 -0.658748 0.518228 9.504690 5.507971
TCXUOFJA 3088 4202 4342 0 0 0 0.099759 5.472824 0.480408 0.301622 12.373153 5.705336
TTT0FGBA 4277 3700 4121 0 0 0 0.116948 4.812205 0.302674 0.250264 10.823588 5.825010
U43HQWRA 3329 4108 4352 0 0 0 0.127980 4.376498 0.242277 0.297252 12.238728 5.111563
UBO0Z2ZA 951 730 829 0 0 0 0.074286 -7.126638 -0.747301 0.247378 31.028868 7.851777
UCFWUUZA 1083 2217 1970 0 0 0 0.349491 3.214165 0.351640 0.157772 8.201205 4.116106
UDGGUUJA 76 1847 1584 0 0 0 2.191096 0.149251 1.055862 1.184462 9.543787 6.666768
UGVEOFZA 2579 3960 4455 0 0 0 0.005866 3.947961 0.122591 0.226722 11.679642 4.856976
US5EOFJA 46 3639 3680 0 0 0 4.259825 8.636753 3.279496 0.959300 12.825731 6.013556
UYAUOFRA 3069 4257 4720 0 0 0 0.040919 4.846384 -0.016911 0.238573 11.866863 5.140608
V4BEOFRA 3327 4085 4611 0 0 0 0.123439 5.140312 0.246693 0.272404 12.043106 4.720684
VQLGUUZA 0 1768 1460 0 0 0 0.000000 4.673123 5.694281 0.000000 9.423159 6.070571
WDEUOFRA 1966 4077 4264 0 0 0 0.040416 4.529875 -0.253748 0.326125 13.070573 5.422679
WJVKYLZA 4035 3806 4226 0 0 0 -0.061884 4.141753 0.282397 0.221938 11.401968 5.471688
WKDUOFBA 2552 4267 4784 0 0 0 0.001251 4.997232 -0.076138 0.256575 12.824765 4.991467
WWJWUUJA 611 2107 1772 0 0 0 0.193553 1.878157 1.130727 0.409116 12.311111 5.297705
XNCUOFBA 2634 4332 5046 0 0 0 -0.044988 4.586432 0.002097 0.275784 11.577013 5.782912
XU4UOFBA 0 4636 2287 0 0 0 0.000000 -28.082615 -8.855011 0.000000 17.737021 8.587996
XWGY0OZA 2996 4234 4362 0 0 0 0.026244 3.710235 0.141353 0.234806 11.665310 5.095947
XZYUOGZA 2726 3982 4117 0 0 0 0.021300 4.227940 0.209023 0.234506 11.386122 5.168921
YAVUOGRA 2843 4243 4468 0 0 0 -0.000441 3.780023 -0.027701 0.176383 12.318369 4.781192
Z3NGU1JA 0 1541 849 0 0 0 0.000000 -34.587377 -0.931683 0.000000 37.904289 19.460837
ZGUUOGRA 45 3912 4213 0 0 0 4.871105 7.410206 3.026601 1.247411 11.226834 5.173156
ZJBUOGJA 2427 3923 4119 0 0 0 0.243940 3.537340 -0.078136 0.399285 11.819137 5.553151
ZMTEOGRA 1919 4365 4425 0 0 0 -0.106132 0.991926 0.465983 0.264511 11.071978 5.924122
ZNWUOGBA 2605 3477 3788 0 0 0 0.001021 4.060453 0.004463 0.252421 11.461753 5.120986
ZS4UOGBA 2678 4336 4748 0 0 0 0.416424 5.290138 0.356298 0.350422 11.927164 4.777546
Page last modified: 03 November 2025.
