UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120918.upa.cvt Date: 1800Z 9 DEC 25 Searching for KOAX... Searching the city database file for: KOAX ... Date:1800Z 9 DEC 25 Station: KOAX WMO ident: 72558 Latitude: 41.32 Longitude: -96.37 Elevation: 350.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 35 SFC 962 350 5.2 0.2 70 5.0 2.9 190 7 281.5 282.1 278.0 292.7 4.03 2 959 376 4.6 -2.4 60 7.0 1.7 196 9 281.1 281.7 276.9 290.5 3.34 3 925 675 11.8 -1.2 40 13.0 5.6 265 31 291.4 292.0 282.4 302.4 3.78 4 916 757 12.0 -3.0 35 15.0 5.1 265 34 292.4 293.0 282.3 302.2 3.34 5 899 913 11.0 -6.0 30 17.0 3.7 265 39 292.9 293.4 281.8 301.0 2.71 6 878 1109 9.6 -6.4 32 16.0 2.8 259 42 293.5 294.0 282.0 301.5 2.69 7 850 1377 7.6 -7.4 34 15.0 1.4 255 46 294.1 294.6 282.1 301.8 2.58 8 770 2182 1.6 -9.4 44 11.0 -2.6 261 47 296.1 296.5 282.8 303.5 2.43 9 755 2340 0.4 -11.6 40 12.0 -3.9 263 45 296.4 296.8 282.5 302.8 2.08 10 700 2941 -4.1 -11.1 58 7.0 -6.6 275 37 297.9 298.4 283.4 305.1 2.34 11 665 3343 -7.3 -10.7 77 3.4 -8.5 285 43 298.8 299.2 284.0 306.5 2.54 12 652 3496 -8.3 -12.5 72 4.2 -9.7 283 45 299.3 299.7 283.9 306.2 2.24 13 645 3580 -8.5 -12.0 76 3.5 -9.7 281 46 300.0 300.4 284.3 307.3 2.36 14 621 3873 -8.9 -10.9 85 2.0 -9.6 290 51 302.8 303.3 285.7 311.1 2.68 15 596 4190 -10.3 -13.2 79 2.9 -11.3 291 54 304.8 305.2 286.1 312.1 2.32 16 585 4333 -10.3 -14.0 74 3.7 -11.5 291 55 306.4 306.8 286.5 313.4 2.21 17 579 4413 -10.7 -14.1 76 3.4 -11.8 292 58 306.8 307.3 286.7 313.9 2.22 18 561 4655 -11.3 -15.5 71 4.2 -12.6 295 62 308.9 309.3 287.2 315.5 2.04 19 523 5190 -13.7 -19.7 60 6.0 -15.4 300 65 312.3 312.6 287.9 317.4 1.53 20 500 5530 -16.3 -21.1 66 4.8 -17.6 300 65 313.2 313.4 288.1 317.9 1.42 21 499 5545 -16.5 -21.3 66 4.8 -17.7 300 65 313.1 313.4 288.0 317.8 1.40 22 477 5882 -18.9 -23.3 68 4.4 -20.0 304 63 314.2 314.4 288.2 318.3 1.23 23 432 6612 -23.3 -29.3 58 6.0 -24.4 297 61 317.6 317.8 288.9 320.4 0.78 24 421 6800 -24.7 -30.7 57 6.0 -25.8 296 63 318.2 318.3 288.9 320.7 0.70 25 400 7170 -27.3 -34.3 51 7.0 -28.3 300 67 319.5 319.6 289.2 321.4 0.52 26 394 7279 -28.1 -36.1 46 8.0 -29.2 300 67 319.8 319.9 289.2 321.5 0.44 27 387 7408 -29.1 -36.1 51 7.0 -30.0 299 68 320.2 320.3 289.3 321.8 0.45 28 372 7691 -31.7 -39.7 45 8.0 -32.6 295 72 320.4 320.4 289.2 321.6 0.33 29 334 8447 -37.7 -42.3 62 4.6 -38.1 298 80 322.2 322.2 289.8 323.2 0.28 30 309 8980 -42.3 -47.2 59 4.9 -42.6 307 83 323.0 323.0 289.9 323.7 0.18 31 300 9180 -44.3 -48.8 61 4.5 -44.5 310 88 322.9 322.9 289.8 323.5 0.15 32 298 9225 -44.7 -49.1 61 4.4 -44.9 310 89 323.0 323.0 289.8 323.5 0.15 33 284 9544 -47.5 -52.1 59 4.6 -47.7 311 94 323.4 323.5 289.9 323.9 0.11 34 274 9779 -49.7 -53.9 61 4.2 -49.8 315 95 323.6 323.6 289.9 323.9 0.09 35 267 9947 -51.3 -55.7 59 4.4 -51.4 315 96 323.7 323.7 289.9 323.9 0.08 36 255 10244 -53.9 -58.5 57 4.6 -54.0 318 104 324.1 324.1 290.0 324.3 0.06 37 250 10370 -55.1 -59.4 59 4.3 -55.2 320 110 324.1 324.2 290.1 324.4 0.05 38 249 10395 -55.3 -59.5 59 4.2 -55.4 320 110 324.2 324.2 290.1 324.4 0.05 39 237 10707 -58.1 -62.3 58 4.2 -58.2 321 113 324.6 324.6 290.2 324.8 0.04 40 232 10840 -59.1 -62.9 61 3.8 -59.2 323 116 325.1 325.1 290.3 325.2 0.03 41 221 11141 -62.1 -66.3 57 4.2 -62.1 325 120 325.0 325.0 290.3 325.1 0.02 42 216 11282 -63.1 -67.1 58 4.0 -63.1 325 120 325.6 325.6 290.5 325.7 0.02 43 212 11396 -64.1 -68.4 56 4.3 -64.1 325 121 325.8 325.8 290.5 325.8 0.02 44 211 11425 -64.2 -68.5 56 4.2 -64.3 325 121 326.0 326.0 290.6 326.1 0.02 45 208 11512 -64.7 -68.7 58 4.0 -64.7 325 121 326.6 326.6 290.7 326.7 0.02 46 205 11600 -64.9 -69.1 56 4.2 -65.0 325 115 327.7 327.7 291.0 327.7 0.02 47 203 11660 -64.9 -69.4 54 4.5 -65.0 323 112 328.6 328.6 291.3 328.6 0.02 48 200 11750 -64.9 -69.8 51 4.9 -65.0 320 108 330.0 330.0 291.7 330.0 0.02 49 192 12000 -63.5 -69.5 44 6.0 -63.6 315 97 336.1 336.1 293.4 336.2 0.02 50 185 12228 -63.9 -69.9 44 6.0 -64.0 310 88 339.0 339.0 294.1 339.1 0.02 51 178 12463 -65.1 -72.1 37 7.0 -65.1 306 77 340.8 340.8 294.6 340.9 0.01 52 176 12532 -65.1 -72.1 37 7.0 -65.1 304 76 341.9 341.9 294.8 342.0 0.01 53 170 12744 -64.3 -72.3 33 8.0 -64.4 301 77 346.7 346.7 295.9 346.7 0.01 54 167 12853 -64.1 -72.1 33 8.0 -64.2 299 77 348.8 348.8 296.4 348.8 0.01 55 157 13230 -65.1 -74.1 28 9.0 -65.2 298 80 353.3 353.3 297.4 353.3 0.01 56 151 13469 -62.7 -72.7 25 10.0 -62.8 304 84 361.4 361.4 299.0 361.4 0.01 57 150 13510 -62.7 -72.7 25 10.0 -62.8 305 85 362.1 362.1 299.1 362.1 0.01 58 143 13805 -63.9 -74.9 21 11.0 -64.0 305 79 365.0 365.0 299.7 365.0 0.01 59 138 14024 -62.1 -74.1 19 12.0 -62.2 305 78 371.9 371.9 300.9 371.9 0.01 60 136 14115 -61.7 -73.7 19 12.0 -61.9 305 73 374.1 374.1 301.3 374.2 0.01 61 100 16020 -62.5 -79.5 8 17.0 -62.7 315 58 407.0 407.0 306.1 407.0 0.01 62 91 16599 -63.7 -82.7 6 19.0 -63.9 315 66 415.7 415.7 307.2 415.7 0.00 63 89 16736 -63.5 -82.5 6 19.0 -63.7 315 67 418.8 418.8 307.6 418.8 0.00 64 88 16805 -63.5 -82.5 6 19.0 -63.7 316 65 420.1 420.1 307.7 420.1 0.01 65 86 16946 -63.9 -83.9 5 20.0 -64.1 318 60 422.1 422.1 308.0 422.1 0.00 66 77 17625 -62.3 -84.3 4 22.0 -62.6 300 46 439.0 439.0 309.8 439.0 0.00 67 70 18210 -64.5 -86.5 3 22.0 -64.7 285 60 446.4 446.4 310.5 446.4 0.00 68 68 18387 -64.7 -87.7 3 23.0 -65.0 285 58 449.7 449.7 310.8 449.7 0.00 69 65 18663 -64.1 -88.1 2 24.0 -64.4 287 55 456.8 456.8 311.5 456.8 0.00 70 65 18663 -64.1 -88.1 2 24.0 -64.4 287 55 456.8 456.8 311.5 456.8 0.00 71 61 19051 -65.1 -88.1 3 23.0 -65.4 290 52 463.0 463.0 312.0 463.0 0.00 72 61 19051 -65.1 -88.1 3 23.0 -65.4 290 52 463.0 463.0 312.0 463.0 0.00 73 58 19358 -64.9 303 47 470.2 74 57 19464 -65.3 308 46 471.6 TRP 205 11600 -64.9 -69.1 56 4.2 -65.0 325 115 327.7 327.7 291.0 327.7 0.02 WND 211 11425 -64.2 -68.5 56 4.2 -64.3 325 121 326.0 326.0 290.6 326.1 0.02 Sounding variables and indices 1000-500 mb thick: 5495.00 m Freezing level: 750.11 mb = 2393.10 m = 7851.28 ft Wetbulb zero: 821.78 mb = 1651.81 m = 5419.24 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 56.99 % Est. max temperature: 18.63 C = 65.54 F Sfc-Lift cond lev (LCL): 890.67 mb = 990.28 m = 3248.91 ft T: 10.45 C 700-500 lapse rate: 4.71 C/km ThetaE index: 2.23 C Layer 959.0- 925.0 mb Conv cond level (CCL): 652.00 mb = 3495.86 m = 11469.23 ft Mean mixing ratio: 3.14 g/kg Conv temperature: 22.86 C = 73.15 F Cap Strength: 12.76 C Lifted Index: 12.92 C Risk: None Lifted Index @300 mb: 16.62 C Lifted Index @700 mb: 5.55 C Showalter Index: 11.40 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 8.90 C K Index: 9.50 Risk: None Sweat Index: 157.00 Risk: None Energy Index: 3.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.54 J/kg Max Up Vert Vel: 10.15 m/s Conv Inhibition (B-): 22656.18 J/kg Cap Strength: 12.83 C Lift Cond Lev (LCL): 739.96 mb = 2499.63 m = 8200.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 37 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 ---------------------------------------------------------- 0 962 350 190 7 1.2 6.9 | 141 42 -26.1 32.4 1 932 610 255 25 24.1 6.5 | 174 32 -3.2 32.0 2 925 675 265 31 30.9 2.7 | 187 28 3.6 28.3 3 899 914 265 39 38.9 3.4 | 202 31 11.5 29.0 4 866 1219 255 44 42.5 11.4 | 202 40 15.2 36.9 5 850 1377 255 46 44.4 11.9 | 205 41 17.1 37.5 6 835 1524 255 46 44.4 11.9 | 205 41 17.1 37.5 7 804 1829 250 51 47.9 17.4 | 206 48 20.6 43.0 8 774 2134 260 47 46.3 8.2 | 209 39 19.0 33.7 9 745 2438 265 44 43.8 3.8 | 209 34 16.5 29.4 10 717 2743 270 41 41.0 -0.0 | 208 29 13.7 25.6 11 700 2941 275 37 36.9 -3.2 | 203 24 9.6 22.3 12 690 3048 285 39 37.7 -10.1 | 214 19 10.4 15.5 13 664 3353 285 43 41.5 -11.1 | 225 20 14.2 14.4 14 638 3658 280 47 46.3 -8.2 | 228 26 19.0 17.4 15 613 3962 295 53 48.0 -22.4 | 261 21 20.7 3.2 16 589 4267 290 54 50.7 -18.5 | 253 24 23.4 7.1 17 566 4572 295 62 56.2 -26.2 | 271 29 28.9 -0.7 18 544 4877 295 62 56.2 -26.2 | 271 29 28.9 -0.7 19 523 5182 300 65 56.3 -32.5 | 283 30 29.0 -6.9 20 503 5486 300 65 56.3 -32.5 | 283 30 29.0 -6.9 21 500 5530 300 65 56.3 -32.5 | 283 30 29.0 -6.9 22 483 5791 305 64 52.4 -36.7 | 294 27 25.1 -11.2 23 463 6096 300 62 53.7 -31.0 | 282 27 26.4 -5.4 24 444 6401 300 60 52.0 -30.0 | 280 25 24.7 -4.4 25 426 6706 295 62 56.2 -26.2 | 271 29 28.9 -0.7 26 400 7170 300 67 58.0 -33.5 | 285 32 30.7 -7.9 27 392 7315 300 67 58.0 -33.5 | 285 32 30.7 -7.9 28 375 7620 295 71 64.3 -30.0 | 277 37 37.0 -4.5 29 359 7925 295 75 68.0 -31.7 | 279 41 40.7 -6.1 30 344 8230 295 76 68.9 -32.1 | 279 42 41.6 -6.6 31 329 8534 300 82 71.0 -41.0 | 289 46 43.7 -15.4 32 315 8839 305 80 65.5 -45.9 | 298 43 38.2 -20.3 33 302 9144 310 86 65.9 -55.3 | 308 49 38.6 -29.7 34 300 9180 310 88 67.4 -56.6 | 308 51 40.1 -31.0 35 288 9449 310 93 71.2 -59.8 | 308 56 43.9 -34.2 36 275 9754 315 95 67.2 -67.2 | 316 58 39.9 -41.6 37 262 10058 315 96 67.9 -67.9 | 316 59 40.6 -42.3 38 250 10363 320 109 70.1 -83.5 | 324 72 42.8 -57.9 39 250 10370 320 110 70.7 -84.3 | 324 73 43.4 -58.7 40 238 10668 320 112 72.0 -85.8 | 323 75 44.7 -60.2 41 227 10973 325 119 68.3 -97.5 | 330 83 41.0 -71.9 42 211 11425 325 121 69.4 -99.1 | 330 85 42.1 -73.6 43 206 11582 325 121 69.4 -99.1 | 330 85 42.1 -73.6 44 205 11600 325 115 66.0 -94.2 | 331 79 38.7 -68.7 45 200 11750 320 108 69.4 -82.7 | 324 71 42.1 -57.2 46 177 12497 305 76 62.3 -43.6 | 297 39 35.0 -18.0 47 168 12802 300 77 66.7 -38.5 | 288 41 39.4 -12.9 48 160 13106 295 78 70.7 -33.0 | 280 44 43.4 -7.4 49 150 13510 305 85 69.6 -48.8 | 299 48 42.3 -23.2 50 145 13716 305 80 65.5 -45.9 | 298 43 38.2 -20.3 51 138 14021 305 78 63.9 -44.7 | 298 41 36.6 -19.2 52 131 14326 305 62 50.8 -35.6 | 293 26 23.5 -10.0 53 125 14630 300 60 52.0 -30.0 | 280 25 24.7 -4.4 54 119 14935 300 60 52.0 -30.0 | 280 25 24.7 -4.4 55 113 15240 310 62 47.5 -39.9 | 305 25 20.2 -14.3 56 108 15545 310 59 45.2 -37.9 | 305 22 17.9 -12.4 57 103 15850 310 61 46.7 -39.2 | 305 24 19.4 -13.7 58 100 16020 315 58 41.0 -41.0 | 318 21 13.7 -15.5 59 98 16154 315 60 42.4 -42.4 | 318 23 15.1 -16.9 60 93 16459 315 66 46.7 -46.7 | 317 29 19.4 -21.1 61 89 16764 315 67 47.4 -47.4 | 317 30 20.1 -21.8 62 84 17069 320 55 35.4 -42.1 | 334 18 8.1 -16.6 63 80 17374 300 51 44.2 -25.5 | 270 17 16.9 0.1 64 76 17678 300 45 39.0 -22.5 | 255 12 11.7 3.1 65 73 17983 295 46 41.7 -19.4 | 247 16 14.4 6.1 66 70 18210 285 60 58.0 -15.5 | 252 32 30.7 10.0 67 69 18288 285 59 57.0 -15.3 | 251 31 29.7 10.3 68 60 18898 290 51 47.9 -17.4 | 249 22 20.6 8.1 69 57 19202 310 45 34.5 -28.9 | 295 8 7.2 -3.4 70 53 19507 320 49 31.5 -37.5 | 341 13 4.2 -12.0 Wind Parameters Mean winds (0-6000m): 283.1 at 49.9 knts Storm direction: 313.1 at 37.4 knts Shear (0-3000m) pos: 7.4 neg: 3.0 tot: 10.4 10-3/s Storm rel Dir Shear (0-3000m): 83.3 deg Storm rel helicity (0-3000m) pos: 447.8 neg: -19.6 tot: 428.2 m^2/s^2 ave: 142.7 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 15.7 stream: 8.1 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.42 Bulk Shear: 121.94 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 ------------------------------------------------------------------------------- 500 257 24 172 31| 36.7 0.0 36.7|330.9 0.0 330.9 661.8 0.90| 40.0 36.2 1000 258 33 189 33| 18.4 5.8 24.2|363.8 0.0 363.8 363.8 0.76| 26.3 19.9 1500 256 38 195 36| 12.2 6.0 18.3|378.9 0.0 378.9 252.6 0.70| 19.7 13.7 2000 257 40 199 37| 9.2 4.5 13.7|409.2 -0.1 409.0 204.5 0.61| 17.9 11.0 2500 259 41 201 36| 7.1 3.6 10.7|409.2 -14.1 395.0 158.0 0.52| 16.2 8.4 3000 263 41 203 33| 7.4 3.0 10.4|447.8 -19.6 428.2 142.7 0.52| 15.7 8.1 4000 270 43 212 30| 7.4 2.3 9.6|547.3 -34.3 513.0 128.2 0.52| 15.1 7.9 5000 278 47 225 27| 7.1 1.8 8.9|639.1 -34.3 604.7 120.9 0.56| 13.4 7.6 6000 283 50 236 26| 5.9 1.9 7.8|672.5 -73.9 598.6 99.8 0.51| 12.2 6.2 Wrote GIF file: /home/apache/climate/data/raob//KOAX/skewt/KOAX.skewt.20251209.18.gif