UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for KJAN... Searching the city database file for: KJAN ... Date:0000Z 28 DEC 25 Station: KJAN WMO ident: 72235 Latitude: 32.32 Longitude: -90.08 Elevation: 101.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1005 101 22.8 18.3 76 4.5 19.8 120 4 295.5 297.9 292.7 333.7 13.28 1 1003 111 22.0 17.3 75 4.7 18.8 124 4 294.9 297.1 291.9 330.7 12.48 2 1001 122 22.4 17.4 73 5.0 19.1 128 4 295.5 297.7 292.2 331.6 12.58 3 1000 127 22.4 17.4 73 5.0 19.1 130 4 295.5 297.8 292.2 331.8 12.60 4 925 801 17.0 15.6 91 1.4 16.1 195 13 296.7 298.9 292.2 331.8 12.14 5 889 1139 14.4 14.2 99 0.2 14.3 215 19 297.4 299.5 291.9 330.8 11.53 6 887 1158 14.2 13.6 96 0.6 13.8 216 20 297.4 299.4 291.6 329.6 11.10 7 885 1177 14.6 12.6 88 2.0 13.3 217 20 298.0 299.9 291.2 328.3 10.41 8 874 1283 13.4 13.4 100 0.0 13.4 227 21 297.8 299.8 291.7 330.1 11.12 9 865 1370 13.0 13.0 100 0.0 13.0 238 20 298.3 300.3 291.7 330.1 10.95 10 863 1390 13.0 11.9 93 1.1 12.3 240 20 298.5 300.3 291.2 328.2 10.19 11 856 1458 12.4 12.3 99 0.1 12.3 248 20 298.5 300.5 291.5 329.3 10.56 12 854 1478 12.6 11.0 90 1.6 11.6 250 20 298.9 300.7 290.9 327.3 9.70 13 853 1488 13.2 9.0 76 4.2 10.7 252 20 299.7 301.2 290.2 324.6 8.47 14 852 1498 15.8 4.8 48 11.0 9.6 253 20 302.5 303.7 289.2 321.5 6.34 15 850 1518 16.8 3.8 42 13.0 9.5 255 20 303.7 304.8 289.2 321.6 5.92 16 849 1528 17.0 4.0 42 13.0 9.7 255 20 304.1 305.2 289.4 322.2 6.01 17 845 1568 17.0 4.0 42 13.0 9.7 254 20 304.5 305.6 289.6 322.7 6.04 18 807 1959 15.0 -1.0 33 16.0 6.7 249 24 306.4 307.2 288.7 320.0 4.40 19 802 2011 14.6 0.6 38 14.0 7.1 251 24 306.5 307.4 289.3 321.8 4.98 20 799 2043 14.4 1.4 41 13.0 7.3 252 25 306.6 307.6 289.6 322.9 5.30 21 748 2595 10.2 -0.8 46 11.0 4.5 260 21 307.9 308.8 289.6 322.8 4.82 22 739 2696 10.0 -11.0 22 21.0 1.2 260 20 308.7 309.2 287.4 315.9 2.23 23 733 2764 9.8 -13.2 18 23.0 0.5 259 20 309.2 309.6 287.2 315.3 1.88 24 719 2924 9.0 -16.0 15 25.0 -0.4 254 18 310.1 310.4 287.1 315.1 1.52 25 712 3005 8.6 -10.4 25 19.0 0.5 251 17 310.5 311.0 288.2 318.3 2.43 26 707 3063 8.2 -15.8 16 24.0 -0.9 251 16 310.7 311.0 287.3 315.9 1.58 27 700 3145 8.0 -14.0 19 22.0 -0.7 255 15 311.3 311.7 287.9 317.4 1.85 28 697 3180 7.8 -15.2 18 23.0 -1.0 255 15 311.5 311.8 287.8 317.0 1.68 29 678 3407 5.8 -3.2 52 9.0 1.3 254 14 311.7 312.6 290.5 325.8 4.46 30 669 3517 5.0 -4.0 52 9.0 0.6 252 13 312.0 312.8 290.4 325.5 4.25 31 668 3529 5.0 -7.0 41 12.0 -0.4 252 13 312.2 312.8 289.6 323.0 3.38 32 663 3590 4.8 -5.2 48 10.0 0.0 251 13 312.6 313.4 290.3 325.1 3.92 33 656 3677 4.6 -11.4 30 16.0 -2.0 250 13 313.3 313.8 289.1 321.3 2.44 34 654 3702 4.4 -6.6 45 11.0 -0.7 252 13 313.4 314.1 290.2 324.8 3.57 35 652 3726 4.2 -7.8 41 12.0 -1.2 254 13 313.4 314.1 289.9 323.9 3.26 36 650 3751 4.4 -16.6 20 21.0 -3.4 255 13 313.9 314.2 288.5 319.3 1.60 37 648 3777 4.6 -22.4 12 27.0 -4.2 257 13 314.4 314.6 288.0 317.8 0.98 38 638 3903 3.8 -14.2 25 18.0 -3.2 265 12 314.9 315.3 289.2 321.5 2.00 39 617 4175 2.8 -18.2 20 21.0 -4.7 257 14 316.8 317.1 289.3 321.8 1.48 40 614 4214 2.8 -21.2 15 24.0 -5.3 255 14 317.3 317.5 289.1 321.2 1.15 41 612 4240 2.8 -22.2 14 25.0 -5.4 253 15 317.6 317.8 289.1 321.2 1.05 42 608 4293 2.6 -21.4 15 24.0 -5.4 250 15 317.9 318.1 289.3 321.8 1.14 43 600 4400 1.6 -11.4 37 13.0 -3.8 243 14 318.0 318.5 290.8 326.7 2.66 44 560 4952 -2.7 -10.7 54 8.0 -6.1 249 9 319.2 319.8 291.5 329.2 3.02 45 500 5840 -9.3 -22.3 34 13.0 -13.2 225 12 321.7 322.0 290.6 326.1 1.28 46 496 5902 -9.5 -23.5 31 14.0 -13.5 224 12 322.2 322.4 290.6 326.2 1.16 47 490 5996 -10.1 -23.1 34 13.0 -13.9 222 11 322.6 322.8 290.8 326.8 1.22 48 467 6363 -13.7 -25.7 36 12.0 -16.7 226 12 322.6 322.8 290.6 326.1 1.01 49 465 6395 -13.7 -28.7 27 15.0 -17.2 227 12 323.0 323.1 290.5 325.7 0.77 50 456 6543 -14.7 -23.7 46 9.0 -17.1 231 14 323.5 323.8 291.1 327.8 1.24 51 443 6761 -16.1 -30.1 29 14.0 -19.1 236 16 324.4 324.6 290.9 327.0 0.71 52 441 6795 -16.3 -28.3 35 12.0 -19.1 237 16 324.6 324.8 291.0 327.6 0.84 53 427 7037 -18.3 -27.3 45 9.0 -20.4 243 18 325.1 325.3 291.3 328.5 0.95 54 400 7520 -22.1 -33.1 36 11.0 -24.1 255 22 326.3 326.4 291.3 328.4 0.59 55 300 9570 -38.5 -40.9 78 2.4 -38.7 270 33 331.1 331.2 292.4 332.5 0.36 56 250 10790 -48.3 -56.3 39 8.0 -48.6 265 28 334.3 334.3 292.9 334.6 0.07 57 200 12230 -56.9 -71.9 13 15.0 -57.1 270 33 342.7 342.7 295.0 342.7 0.01 58 150 14030 -61.9 -82.9 4 21.0 -62.0 275 62 363.4 363.4 299.4 363.5 0.00 59 120 15395 -68.0 -86.8 5 18.8 -68.0 270 63 376.3 376.3 301.6 376.3 0.00 60 100 16480 -72.9 -89.9 6 17.0 -72.9 270 55 386.9 386.9 303.3 386.9 0.00 61 97 16659 -73.9 -90.9 6 17.0 -73.9 270 55 388.3 388.3 303.5 388.3 0.00 62 96 16719 -72.9 -90.9 5 18.0 -72.9 270 55 391.4 391.4 304.0 391.4 0.00 63 80 17780 -76.7 -90.7 9 14.0 -76.7 285 38 404.5 404.5 305.8 404.6 0.00 64 75 18152 -77.3 -90.3 11 13.0 -77.3 277 32 410.8 410.8 306.6 410.8 0.00 65 70 18550 -75.3 -90.3 8 15.0 -75.3 290 30 423.3 423.3 308.1 423.3 0.00 66 68 18719 -74.1 -89.1 8 15.0 -74.2 283 33 429.4 429.4 308.8 429.4 0.00 67 61 19350 -75.7 -89.7 9 14.0 -75.7 278 27 439.4 439.4 309.8 439.4 0.00 68 57 19744 -74.7 -90.7 7 16.0 -74.7 285 27 450.3 450.3 310.9 450.3 0.00 69 56 19848 -71.1 -89.1 5 18.0 -71.2 287 26 460.8 460.8 311.8 460.8 0.00 70 54 20064 -70.3 -90.3 4 20.0 -70.4 298 25 467.4 467.4 312.4 467.4 0.00 71 50 20520 -71.5 -90.5 4 19.0 -71.6 280 14 475.0 475.0 313.1 475.0 0.00 72 49 20639 -71.3 -91.3 4 20.0 -71.4 301 17 478.2 478.2 313.3 478.2 0.00 73 48 20761 -68.9 -90.9 3 22.0 -69.1 315 19 486.8 486.8 314.0 486.8 0.00 74 46 21017 -66.9 -90.9 2 24.0 -67.2 315 19 497.6 497.6 314.8 497.6 0.00 75 45 21149 -67.5 -90.5 2 23.0 -67.7 315 19 499.2 499.2 314.9 499.3 0.00 76 43 21424 -65.1 -90.1 2 25.0 -65.4 316 18 511.7 511.7 315.8 511.7 0.00 77 41 21713 -65.7 -90.7 2 25.0 -66.0 318 14 517.2 517.2 316.1 517.2 0.00 78 40 21864 -63.9 -89.9 2 26.0 -64.3 319 12 525.4 525.4 316.6 525.4 0.00 79 39 22018 -64.7 -90.7 2 26.0 -65.1 310 12 527.2 527.2 316.8 527.2 0.00 80 33 23041 -62.9 -89.9 1 27.0 -63.5 263 15 557.8 557.8 318.5 557.8 0.00 81 30 23630 -60.7 -88.7 1 28.0 -61.6 315 16 579.2 579.2 319.6 579.2 0.00 82 28 24059 -61.5 -89.5 1 28.0 -62.3 310 14 588.5 588.5 320.0 588.5 0.00 83 26 24523 -58.5 -88.5 1 30.0 -59.7 273 23 609.6 609.6 321.0 609.6 0.01 84 24 25025 -59.7 -88.7 1 29.0 -60.9 268 29 620.2 620.2 321.5 620.3 0.01 85 22 25574 -56.1 -87.1 1 31.0 -57.9 261 29 646.6 646.6 322.6 646.6 0.01 86 21 25870 -56.9 -87.9 1 31.0 -58.6 251 37 652.8 652.8 322.8 652.9 0.01 87 20 26180 -56.1 -87.1 1 31.0 -58.1 240 46 664.5 664.5 323.2 664.5 0.01 88 17 27218 -54.9 -86.9 1 32.0 -57.4 263 53 699.9 699.9 324.4 700.0 0.01 89 14 28451 -58.3 -88.3 1 30.0 -60.4 262 56 728.4 728.4 325.3 728.4 0.01 90 13 28922 -54.5 -87.5 1 33.0 -57.7 250 63 757.1 757.1 326.1 757.2 0.01 91 11 30006 -49.1 -84.1 1 35.0 -54.6 256 78 813.8 813.8 327.6 814.1 0.03 92 11 30006 -49.1 -84.1 1 35.0 -54.6 256 78 813.8 813.8 327.6 814.1 0.03 93 11 30006 -48.9 -83.9 1 35.0 -54.5 256 78 814.5 814.5 327.6 814.8 0.03 94 10 30630 -50.7 -84.7 1 34.0 -55.9 260 87 830.3 830.3 328.0 830.6 0.03 95 9.5 30966 -49.5 -84.5 1 35.0 -55.4 259 87 847.1 847.1 328.3 847.4 0.03 96 8.8 31464 -53.1 -85.1 1 32.0 -57.8 258 88 851.9 851.9 328.4 852.2 0.03 97 8.2 31920 -52.9 -85.9 1 33.0 -57.9 257 89 870.1 870.1 328.8 870.4 0.03 98 7.5 32494 -54.7 -86.7 1 32.0 -59.3 256 89 885.3 885.3 329.1 885.6 0.03 99 7.1 32848 -51.3 -86.3 1 35.0 -57.4 255 90 913.3 913.3 329.7 913.6 0.03 100 7.0 32940 -50.9 -85.9 1 35.0 -57.2 255 90 918.6 918.7 329.8 919.0 0.03 101 6.6 33325 -48.7 -84.7 1 36.0 -56.3 943.5 943.5 330.2 943.9 0.05 102 6.4 33527 -48.3 -84.3 1 36.0 -56.2 953.5 953.5 330.4 954.0 0.05 TRP 80 17780 -76.7 -90.7 9 14.0 -76.7 285 38 404.5 404.5 305.8 404.6 0.00 WND 120 15395 -68.0 -86.8 5 18.8 -68.0 270 63 376.3 376.3 301.6 376.3 0.00 Sounding variables and indices 1000-500 mb thick: 5713.00 m Freezing level: 585.12 mb = 4605.64 m = 15110.19 ft Wetbulb zero: 725.31 mb = 2851.26 m = 9354.40 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 48.82 % Est. max temperature: 26.02 C = 78.83 F Sfc-Lift cond lev (LCL): 940.88 mb = 653.83 m = 2145.07 ft T: 18.18 C 700-500 lapse rate: 6.42 C/km ThetaE index: 7.82 C Layer 854.0- 850.0 mb Conv cond level (CCL): 903.34 mb = 1002.69 m = 3289.62 ft Mean mixing ratio: 12.30 g/kg Conv temperature: 24.38 C = 75.89 F Cap Strength: 4.44 C Lifted Index: 1.11 C Risk: Showers probable Lifted Index @300 mb: 0.68 C Lifted Index @700 mb: 3.06 C Showalter Index: 6.21 C Risk: None Total Totals Index: 39.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 13.10 C K Index: 7.90 Risk: None Sweat Index: 97.60 Risk: None Energy Index: 1.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.31 J/kg Max Up Vert Vel: 3.82 m/s Conv Inhibition (B-): 4.03 J/kg Cap Strength: 4.44 C Lift Cond Lev (LCL): 915.10 mb = 892.57 m = 2928.33 ft Lev Free Conv (LFC): 880.10 mb = 1224.10 m = 4016.03 ft Equ Level (EL): 850.10 mb = 1516.95 m = 4976.81 ft B at Equ Level: 0.67 J/kg Max Parcel Lev (MPL): 840.10 mb = 1617.55 m = 5306.86 ft Wind level data Storm motion: 272 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1005 101 120 4 -3.5 2.0 | 99 15 -14.6 2.3 1 1000 127 130 4 -3.1 2.6 | 102 14 -14.2 2.9 2 980 305 160 6 -2.1 5.6 | 114 14 -13.1 6.0 3 946 610 185 11 1.0 11.0 | 138 15 -10.1 11.3 4 925 801 195 13 3.4 12.6 | 149 15 -7.7 12.9 5 913 914 200 15 5.1 14.1 | 158 16 -6.0 14.4 6 880 1219 220 21 13.5 16.1 | 188 17 2.4 16.4 7 850 1518 255 20 19.3 5.2 | 236 10 8.2 5.5 8 849 1524 255 20 19.3 5.2 | 236 10 8.2 5.5 9 819 1829 245 22 19.9 9.3 | 223 13 8.8 9.6 10 790 2134 255 26 25.1 6.7 | 243 16 14.0 7.1 11 762 2438 260 22 21.7 3.8 | 249 11 10.6 4.1 12 734 2743 260 20 19.7 3.5 | 246 9 8.6 3.8 13 708 3048 250 16 15.0 5.5 | 214 7 3.9 5.8 14 700 3145 255 15 14.5 3.9 | 219 5 3.4 4.2 15 682 3353 255 14 13.5 3.6 | 212 5 2.4 4.0 16 657 3658 250 13 12.2 4.4 | 193 5 1.1 4.8 17 632 3962 270 12 12.0 -0.0 | 250 1 0.9 0.3 18 608 4267 250 15 14.1 5.1 | 209 6 3.0 5.5 19 586 4572 230 13 10.0 8.4 | 173 9 -1.1 8.7 20 564 4877 250 9 8.5 3.1 | 142 4 -2.6 3.4 21 500 5840 225 12 8.5 8.5 | 164 9 -2.6 8.8 22 483 6096 220 10 6.4 7.7 | 150 9 -4.7 8.0 23 400 7520 255 22 21.3 5.7 | 239 12 10.2 6.0 24 394 7620 255 22 21.3 5.7 | 239 12 10.2 6.0 25 318 9144 265 30 29.9 2.6 | 261 19 18.8 2.9 26 300 9570 270 33 33.0 -0.0 | 269 22 21.9 0.3 27 266 10363 265 34 33.9 3.0 | 262 23 22.8 3.3 28 250 10790 265 28 27.9 2.4 | 261 17 16.8 2.8 29 221 11582 260 25 24.6 4.3 | 251 14 13.5 4.7 30 200 12230 270 33 33.0 -0.0 | 269 22 21.9 0.3 31 192 12497 280 34 33.5 -5.9 | 284 23 22.4 -5.6 32 174 13106 265 41 40.8 3.6 | 263 30 29.8 3.9 33 158 13716 275 46 45.8 -4.0 | 276 35 34.7 -3.7 34 150 14030 275 62 61.8 -5.4 | 276 51 50.7 -5.1 35 143 14326 275 63 62.8 -5.5 | 276 52 51.7 -5.2 36 123 15240 265 60 59.8 5.2 | 263 49 48.7 5.6 37 120 15395 270 63 63.0 -0.0 | 270 52 51.9 0.3 38 117 15545 270 63 63.0 -0.0 | 270 52 51.9 0.3 39 100 16480 270 55 55.0 -0.0 | 270 44 43.9 0.3 40 95 16764 270 55 55.0 -0.0 | 270 44 43.9 0.3 41 86 17374 280 37 36.4 -6.4 | 284 26 25.3 -6.1 42 81 17678 270 45 45.0 -0.0 | 269 34 33.9 0.3 43 80 17780 285 38 36.7 -9.8 | 290 27 25.6 -9.5 44 77 17983 285 36 34.8 -9.3 | 291 25 23.7 -9.0 45 73 18288 270 29 29.0 -0.0 | 269 18 17.9 0.3 46 70 18550 290 30 28.2 -10.3 | 300 20 17.1 -9.9 47 69 18593 275 36 35.9 -3.1 | 276 25 24.8 -2.8 48 66 18898 295 28 25.4 -11.8 | 309 18 14.3 -11.5 49 63 19202 270 22 22.0 -0.0 | 268 11 10.9 0.3 50 59 19507 285 32 30.9 -8.3 | 292 21 19.8 -8.0 51 56 19812 285 26 25.1 -6.7 | 295 15 14.0 -6.4 52 51 20422 315 24 17.0 -17.0 | 341 18 5.9 -16.6 53 50 20520 280 14 13.8 -2.4 | 308 3 2.7 -2.1 54 48 20726 315 19 13.4 -13.4 | 350 13 2.3 -13.1 55 44 21336 315 19 13.4 -13.4 | 350 13 2.3 -13.1 56 40 21946 320 11 7.1 -8.4 | 26 9 -4.0 -8.1 57 38 22250 285 14 13.5 -3.6 | 324 4 2.4 -3.3 58 36 22555 310 17 13.0 -10.9 | 350 11 1.9 -10.6 59 34 22860 260 10 9.8 1.7 | 149 2 -1.2 2.1 60 31 23470 270 25 25.0 -0.0 | 269 14 13.9 0.3 61 30 23630 315 16 11.3 -11.3 | 359 11 0.2 -11.0 62 28 24079 310 14 10.7 -9.0 | 2 9 -0.4 -8.7 63 27 24384 285 20 19.3 -5.2 | 301 10 8.2 -4.8 64 25 24689 260 26 25.6 4.5 | 252 15 14.5 4.8 65 23 25298 275 31 30.9 -2.7 | 277 20 19.8 -2.4 66 22 25603 260 29 28.6 5.0 | 253 18 17.5 5.4 67 20 26180 240 46 39.8 23.0 | 231 37 28.7 23.3 68 19 26518 240 46 39.8 23.0 | 231 37 28.7 23.3 69 16 27432 270 55 55.0 -0.0 | 270 44 43.9 0.3 70 16 27737 255 60 58.0 15.5 | 251 49 46.9 15.9 71 14 28346 265 54 53.8 4.7 | 263 43 42.7 5.0 72 13 28956 250 63 59.2 21.5 | 246 53 48.1 21.9 73 10 30630 260 87 85.7 15.1 | 258 76 74.6 15.4 74 7 32940 255 90 86.9 23.3 | 253 79 75.8 23.6 Wind Parameters Mean winds (0-6000m): 241.7 at 14.8 knts Storm direction: 271.7 at 11.1 knts Shear (0-3000m) pos: 4.1 neg: 1.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 117.6 deg Storm rel helicity (0-3000m) pos: 153.2 neg: -15.4 tot: 137.8 m^2/s^2 ave: 45.9 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 5.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.26 Bulk Shear: 28.30 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 167 7 119 15| 10.1 0.0 10.1| 38.6 0.0 38.6 77.3 0.99| 10.2 10.2 1000 189 11 139 14| 9.9 0.0 9.9| 81.5 0.0 81.5 81.5 0.99| 10.6 10.5 1500 212 14 162 13| 8.0 0.0 8.0|130.7 -0.1 130.6 87.1 0.93| 12.5 11.6 2000 226 16 182 11| 7.3 0.0 7.3|146.9 -5.6 141.3 70.7 0.82| 11.4 9.4 2500 236 17 198 11| 5.0 0.0 5.0|153.2 -6.0 147.3 58.9 0.76| 10.2 7.8 3000 240 18 204 10| 4.1 1.0 5.2|153.2 -15.4 137.8 45.9 0.60| 9.6 5.8 4000 243 17 206 9| 3.2 1.1 4.2|154.3 -18.0 136.3 34.1 0.51| 8.3 4.2 5000 244 16 202 8| 2.5 1.3 3.8|155.2 -32.1 123.2 24.6 0.32| 8.1 2.6 6000 242 15 195 8| 2.1 1.4 3.5|157.3 -37.3 119.9 20.0 0.29| 7.3 2.1 Wrote GIF file: /home/apache/climate/data/raob//KJAN/skewt/KJAN.skewt.20251228.00.gif