UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 31 OCT 25 Station: KOAK WMO ident: 72493 Latitude: 37.73 Longitude: -122.22 Elevation: 3.00 ------------------------------------------------------------------------------- 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 1016 3 13.2 11.4 89 1.8 12.1 130 1 285.1 286.5 284.6 308.2 8.35 1 1000 140 12.4 10.9 91 1.5 11.6 165 4 285.5 287.0 284.7 308.3 8.21 2 964 446 9.8 9.8 100 0.0 9.8 268 6 285.9 287.3 284.5 307.9 7.91 3 962 464 10.2 9.3 94 0.9 9.7 277 7 286.5 287.8 284.5 307.9 7.66 4 960 481 12.4 8.7 78 3.7 10.3 286 7 288.9 290.2 285.2 309.7 7.37 5 957 507 12.8 8.6 76 4.2 10.4 300 7 289.6 290.9 285.4 310.3 7.34 6 956 516 13.0 8.3 73 4.7 10.3 304 7 289.9 291.1 285.4 310.3 7.20 7 955 525 15.0 7.0 59 8.0 10.5 309 7 292.0 293.1 285.7 310.9 6.59 8 952 552 16.2 4.2 45 12.0 9.7 322 7 293.4 294.4 285.0 309.2 5.43 9 945 615 17.0 -1.0 29 18.0 8.2 352 8 294.9 295.6 283.8 306.0 3.76 10 937 687 17.2 4.2 42 13.0 10.1 7 8 295.8 296.8 286.0 312.0 5.52 11 935 705 17.2 4.2 42 13.0 10.1 11 9 296.0 297.0 286.1 312.2 5.53 12 931 742 17.2 4.2 42 13.0 10.1 18 9 296.3 297.4 286.3 312.7 5.55 13 925 797 17.0 5.0 45 12.0 10.3 30 9 296.7 297.8 286.8 314.1 5.91 14 907 964 16.4 4.4 45 12.0 9.8 61 9 297.7 298.8 287.0 314.8 5.78 15 892 1106 15.6 2.6 42 13.0 8.7 108 6 298.3 299.3 286.6 313.7 5.17 16 882 1201 15.8 0.8 36 15.0 8.0 139 4 299.5 300.4 286.5 313.3 4.59 17 879 1230 16.0 -1.0 31 17.0 7.5 140 4 300.0 300.8 286.1 312.2 4.04 18 874 1279 16.4 -4.6 23 21.0 6.5 121 3 300.9 301.5 285.5 310.4 3.10 19 870 1318 17.4 105 3 302.4 20 853 1486 17.6 37 1 304.3 21 850 1516 17.6 25 1 304.6 22 838 1637 17.6 4 3 305.8 23 835 1668 17.2 359 4 305.7 24 828 1739 17.0 -29.0 3 46.0 2.9 346 5 306.2 306.3 284.4 307.7 0.42 25 823 1791 16.4 -1.6 29 18.0 7.2 337 6 306.1 306.9 288.4 318.9 4.13 26 763 2427 10.8 -2.2 40 13.0 4.3 321 3 306.8 307.6 288.7 320.0 4.26 27 748 2592 9.4 -5.6 34 15.0 2.4 305 3 307.0 307.6 287.9 317.5 3.36 28 745 2625 9.4 -6.6 32 16.0 2.1 302 3 307.4 308.0 287.8 317.2 3.13 29 742 2659 9.8 -17.2 13 27.0 -0.1 299 3 308.2 308.4 286.2 312.5 1.34 30 732 2771 10.0 291 3 309.6 31 723 2874 9.4 293 5 310.0 32 700 3141 8.6 300 8 312.0 33 682 3355 7.2 -38.8 2 46.0 -3.7 300 11 312.8 312.8 286.6 313.5 0.20 34 676 3428 7.4 -37.6 2 45.0 -3.6 300 12 313.8 313.8 286.9 314.6 0.22 35 660 3624 6.0 -22.0 11 28.0 -3.3 300 15 314.4 314.6 288.0 317.8 0.99 36 620 4131 1.8 -23.2 14 25.0 -6.0 318 13 315.2 315.4 288.2 318.5 0.95 37 615 4196 1.2 -22.8 15 24.0 -6.3 321 13 315.3 315.5 288.3 318.7 0.99 38 611 4249 0.8 -26.2 11 27.0 -7.0 323 12 315.4 315.5 288.1 318.0 0.74 39 587 4569 -1.9 -20.9 22 19.0 -7.9 339 12 315.9 316.1 288.8 320.1 1.23 40 579 4677 -2.3 -28.3 12 26.0 -9.2 344 13 316.7 316.8 288.4 318.9 0.64 41 564 4885 -4.3 -26.3 16 22.0 -10.3 354 13 316.7 316.8 288.6 319.4 0.79 42 557 4983 -5.3 -20.3 30 15.0 -10.0 2 13 316.6 316.9 289.1 321.3 1.37 43 555 5011 -5.5 -17.5 38 12.0 -9.6 4 13 316.7 317.1 289.5 322.6 1.74 44 549 5096 -6.1 -17.1 41 11.0 -9.9 11 13 317.0 317.4 289.7 323.1 1.82 45 514 5608 -9.9 -19.9 44 10.0 -13.0 11 15 318.4 318.7 289.9 323.6 1.53 46 500 5820 -11.3 -22.3 40 11.0 -14.4 10 14 319.3 319.5 289.9 323.6 1.28 47 482 6100 -13.1 -27.1 30 14.0 -16.5 15 20 320.4 320.6 289.8 323.4 0.86 48 444 6717 -19.1 -29.1 41 10.0 -21.2 13 18 320.5 320.6 289.8 323.2 0.78 49 437 6835 -20.1 -32.1 33 12.0 -22.3 14 17 320.6 320.8 289.6 322.8 0.59 50 436 6852 -19.7 -36.7 21 17.0 -22.5 14 17 321.4 321.4 289.6 322.7 0.38 51 434 6886 -19.7 -40.7 14 21.0 -22.7 14 17 321.8 321.8 289.6 322.7 0.25 52 429 6972 -19.3 -41.3 12 22.0 -22.5 15 16 323.4 323.4 290.0 324.3 0.24 53 400 7490 -21.5 -48.5 7 27.0 -24.6 30 37 327.0 327.1 291.0 327.5 0.12 54 390 7677 -22.3 -55.3 3 33.0 -25.4 30 38 328.4 328.4 291.3 328.6 0.05 55 365 8161 -25.9 -58.9 3 33.0 -28.5 28 45 329.9 329.9 291.7 330.0 0.04 56 300 9550 -37.5 -62.5 6 25.0 -38.6 25 49 332.5 332.5 292.4 332.6 0.03 57 254 10675 -45.9 -66.3 8 20.4 -46.4 15 66 336.3 336.3 293.4 336.4 0.02 58 250 10780 -46.7 -66.7 8 20.0 -47.2 15 62 336.6 336.6 293.5 336.7 0.02 59 200 12220 -58.5 -66.5 35 8.0 -58.6 345 46 340.1 340.1 294.4 340.2 0.02 60 150 14010 -64.3 -80.3 9 16.0 -64.4 310 29 359.3 359.3 298.5 359.3 0.00 61 138 14520 -66.1 -83.1 8 17.0 -66.2 310 48 364.8 364.8 299.6 364.8 0.00 62 100 16480 -66.1 -86.1 4 20.0 -66.2 310 25 400.0 400.0 305.2 400.0 0.00 63 83 17598 -69.1 -87.1 6 18.0 -69.2 321 23 415.8 415.8 307.2 415.8 0.00 64 76 18126 -66.7 -87.7 4 21.0 -66.8 333 23 431.4 431.4 309.0 431.4 0.00 65 70 18620 -68.5 -88.5 4 20.0 -68.7 330 18 437.8 437.8 309.7 437.8 0.00 66 64 19159 -68.9 -88.9 4 20.0 -69.1 335 16 448.3 448.3 310.7 448.3 0.00 67 55 20077 -65.9 -88.9 3 23.0 -66.1 329 11 475.1 475.1 313.1 475.1 0.00 68 54 20188 -66.3 -89.3 3 23.0 -66.5 317 10 476.6 476.6 313.2 476.7 0.00 69 50 20660 -63.1 -89.1 2 26.0 -63.5 325 19 494.8 494.8 314.6 494.8 0.00 70 49 20784 -62.7 -88.7 2 26.0 -63.1 328 19 498.6 498.6 314.8 498.6 0.00 71 47 21040 -63.9 -88.9 2 25.0 -64.3 335 19 501.7 501.7 315.1 501.7 0.00 72 44 21444 -62.9 -88.9 2 26.0 -63.4 322 19 513.7 513.7 315.9 513.7 0.00 73 40 22028 -64.1 -89.1 2 25.0 -64.6 355 10 524.9 524.9 316.6 524.9 0.00 74 39 22183 -62.7 -88.7 2 26.0 -63.2 306 10 532.2 532.2 317.1 532.3 0.00 75 33 23207 -64.3 -90.3 2 26.0 -64.8 358 6 554.0 554.0 318.3 554.1 0.00 76 31 23589 -64.1 -90.1 2 26.0 -64.7 321 11 564.6 564.6 318.9 564.6 0.00 77 30 23790 -62.7 -89.7 1 27.0 -63.4 310 6 573.7 573.7 319.3 573.7 0.00 78 28 24218 -60.7 -88.7 1 28.0 -61.6 299 8 590.7 590.7 320.2 590.7 0.01 79 26 24681 -59.3 -88.3 1 29.0 -60.4 300 12 607.3 607.3 320.9 607.4 0.01 80 24 25180 -61.5 -88.5 2 27.0 -62.4 332 18 615.0 615.0 321.3 615.0 0.01 81 20 26320 -57.9 -87.9 1 30.0 -59.6 275 10 658.9 658.9 323.0 659.0 0.01 82 19 26644 -56.3 -86.3 1 30.0 -58.3 322 8 673.7 673.7 323.6 673.7 0.01 83 17 27346 -58.1 -87.1 1 29.0 -59.9 64 3 689.7 689.7 324.1 689.7 0.01 84 13 29053 -52.9 -84.9 1 32.0 -56.6 240 19 762.7 762.7 326.3 762.8 0.02 85 12 29567 -54.7 -85.7 1 31.0 -58.0 247 17 773.9 773.9 326.6 774.1 0.02 86 11 30125 -53.1 -85.1 1 32.0 -57.2 311 20 799.3 799.3 327.3 799.5 0.03 87 10 30740 -51.9 -83.9 1 32.0 -56.6 270 16 825.8 825.8 327.8 826.1 0.03 88 10 30740 -51.5 -84.5 1 33.0 -56.4 270 16 827.3 827.3 327.9 827.6 0.03 89 9.2 31278 -54.3 -85.3 1 31.0 -58.4 836.6 836.6 328.1 836.8 0.03 90 8.5 31791 -49.7 -83.7 1 34.0 -55.9 873.7 873.7 328.9 874.1 0.04 91 8.2 32026 -49.1 -83.1 1 34.0 -55.6 885.1 885.1 329.1 885.6 0.05 92 8.0 32188 -48.9 -82.9 1 34.0 -55.6 892.2 892.2 329.2 892.7 0.05 93 7.8 32354 -49.9 -82.9 1 33.0 -56.3 894.6 894.7 329.3 895.2 0.05 TRP 138 14520 -66.1 -83.1 8 17.0 -66.2 310 48 364.8 364.8 299.6 364.8 0.00 WND 254 10675 -45.9 -66.3 8 20.4 -46.4 15 66 336.3 336.3 293.4 336.4 0.02 Sounding variables and indices 1000-500 mb thick: 5680.00 m Freezing level: 603.89 mb = 4343.54 m = 14250.27 ft Wetbulb zero: 742.13 mb = 2657.04 m = 8717.22 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 35.37 % Est. max temperature: 31.03 C = 87.86 F Sfc-Lift cond lev (LCL): 988.94 mb = 232.93 m = 764.20 ft T: 11.61 C 700-500 lapse rate: 7.43 C/km ThetaE index: 7.44 C Layer 748.0- 732.0 mb Conv cond level (CCL): 617.58 mb = 4162.76 m = 13657.18 ft Mean mixing ratio: 6.94 g/kg Conv temperature: 43.54 C = 110.37 F Cap Strength: 13.47 C Lifted Index: 11.24 C Risk: None Lifted Index @300 mb: 16.45 C Lifted Index @700 mb: 12.92 C Showalter Index: 12.06 C Risk: None Total Totals Index: 23.03 C Risk: None Vertical Totals Index: 28.90 C Cross Totals Index: -5.87 C K Index: -28.99 Risk: None Sweat Index: 16.00 Risk: None Energy Index: 3.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.35 J/kg Max Up Vert Vel: 11.78 m/s Conv Inhibition (B-): 55377.46 J/kg Cap Strength: 13.45 C Lift Cond Lev (LCL): 883.00 mb = 1191.60 m = 3909.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 at 7 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 1016 3 130 1 -0.8 0.6 | 184 7 0.5 7.4 1 1000 140 165 4 -1.0 3.9 | 181 11 0.3 10.6 2 981 305 195 5 1.3 4.8 | 193 12 2.6 11.6 3 946 610 350 8 1.4 -7.9 | 292 3 2.7 -1.1 4 925 797 30 9 -4.5 -7.8 | 72 3 -3.2 -1.0 5 912 914 45 10 -7.1 -7.1 | 87 6 -5.8 -0.3 6 880 1219 145 4 -2.3 3.3 | 174 10 -1.0 10.0 7 850 1516 25 1 -0.4 -0.9 | 189 6 0.9 5.9 8 819 1829 330 7 3.5 -6.1 | 262 5 4.8 0.7 9 790 2134 335 5 2.1 -4.5 | 237 4 3.4 2.2 10 761 2438 320 3 1.9 -2.3 | 216 6 3.2 4.5 11 734 2743 290 3 2.8 -1.0 | 216 7 4.1 5.7 12 700 3141 300 8 6.9 -4.0 | 251 9 8.2 2.8 13 656 3658 300 16 13.9 -8.0 | 275 15 15.2 -1.2 14 608 4267 325 12 6.9 -9.8 | 290 9 8.2 -3.1 15 563 4877 355 13 1.1 -13.0 | 338 7 2.4 -6.2 16 542 5182 20 13 -4.4 -12.2 | 30 6 -3.1 -5.4 17 521 5486 5 15 -1.3 -14.9 | 360 8 0.0 -8.2 18 502 5791 20 14 -4.8 -13.2 | 29 7 -3.5 -6.4 19 500 5820 10 14 -2.4 -13.8 | 9 7 -1.1 -7.0 20 482 6096 15 20 -5.2 -19.3 | 17 13 -3.9 -12.5 21 463 6401 10 20 -3.5 -19.7 | 10 13 -2.2 -12.9 22 426 7010 15 16 -4.1 -15.5 | 18 9 -2.8 -8.7 23 409 7315 10 33 -5.7 -32.5 | 10 26 -4.4 -25.7 24 400 7490 30 37 -18.5 -32.0 | 34 31 -17.2 -25.3 25 393 7620 30 37 -18.5 -32.0 | 34 31 -17.2 -25.3 26 318 9144 25 59 -24.9 -53.5 | 27 52 -23.6 -46.7 27 300 9550 25 49 -20.7 -44.4 | 27 42 -19.4 -37.6 28 291 9754 30 47 -23.5 -40.7 | 33 41 -22.2 -33.9 29 254 10675 15 66 -17.1 -63.8 | 15 59 -15.8 -57.0 30 250 10780 15 62 -16.0 -59.9 | 16 55 -14.7 -53.1 31 243 10973 15 66 -17.1 -63.8 | 15 59 -15.8 -57.0 32 231 11278 20 47 -16.1 -44.2 | 22 40 -14.8 -37.4 33 211 11887 5 42 -3.7 -41.8 | 4 35 -2.4 -35.1 34 200 12220 345 46 11.9 -44.4 | 341 40 13.2 -37.7 35 191 12497 330 53 26.5 -45.9 | 325 48 27.8 -39.1 36 182 12802 335 62 26.2 -56.2 | 331 57 27.5 -49.4 37 165 13411 355 46 4.0 -45.8 | 352 39 5.3 -39.1 38 150 14010 310 29 22.2 -18.6 | 297 26 23.5 -11.9 39 150 14021 340 24 8.2 -22.6 | 329 18 9.5 -15.8 40 142 14326 305 29 23.8 -16.6 | 291 27 25.1 -9.9 41 138 14520 310 48 36.8 -30.9 | 302 45 38.1 -24.1 42 136 14630 305 46 37.7 -26.4 | 297 44 39.0 -19.6 43 129 14935 320 50 32.1 -38.3 | 313 46 33.4 -31.5 44 123 15240 325 28 16.1 -22.9 | 313 24 17.4 -16.2 45 117 15545 300 30 26.0 -15.0 | 287 29 27.3 -8.2 46 105 16154 320 42 27.0 -32.2 | 312 38 28.3 -25.4 47 100 16480 310 25 19.2 -16.1 | 294 22 20.5 -9.3 48 95 16764 310 25 19.2 -16.1 | 294 22 20.5 -9.3 49 91 17069 315 30 21.2 -21.2 | 303 27 22.5 -14.4 50 86 17374 310 22 16.9 -14.1 | 292 20 18.2 -7.4 51 78 17983 340 25 8.6 -23.5 | 329 19 9.9 -16.7 52 74 18288 325 21 12.0 -17.2 | 308 17 13.4 -10.4 53 70 18593 340 17 5.8 -16.0 | 322 12 7.1 -9.2 54 70 18620 330 18 9.0 -15.6 | 311 14 10.3 -8.8 55 64 19202 335 16 6.8 -14.5 | 314 11 8.1 -7.7 56 58 19812 325 15 8.6 -12.3 | 299 11 9.9 -5.5 57 55 20117 330 10 5.0 -8.7 | 287 7 6.3 -1.9 58 52 20422 280 10 9.8 -1.7 | 246 12 11.2 5.0 59 50 20660 325 19 10.9 -15.6 | 306 15 12.2 -8.8 60 47 21031 335 19 8.0 -17.2 | 318 14 9.3 -10.5 61 45 21336 320 17 10.9 -13.0 | 297 14 12.2 -6.3 62 43 21641 325 22 12.6 -18.0 | 309 18 13.9 -11.3 63 41 21946 20 10 -3.4 -9.4 | 39 3 -2.1 -2.6 64 39 22250 285 10 9.7 -2.6 | 249 12 11.0 4.2 65 37 22555 350 14 2.4 -13.8 | 332 8 3.7 -7.0 66 35 22860 325 10 5.7 -8.2 | 281 7 7.0 -1.4 67 33 23165 360 5 -0.0 -5.0 | 216 2 1.3 1.8 68 32 23470 345 10 2.6 -9.7 | 307 5 3.9 -2.9 69 30 23774 285 12 11.6 -3.1 | 254 13 12.9 3.7 70 30 23790 310 6 4.6 -3.9 | 244 7 5.9 2.9 71 27 24384 295 9 8.2 -3.8 | 253 10 9.5 3.0 72 26 24689 300 12 10.4 -6.0 | 266 12 11.7 0.8 73 24 25298 340 19 6.5 -17.9 | 325 14 7.8 -11.1 74 22 25603 30 10 -5.0 -8.7 | 63 4 -3.7 -1.9 75 21 25908 145 1 -0.6 0.8 | 186 8 0.7 7.6 76 20 26320 275 10 10.0 -0.9 | 242 13 11.3 5.9 77 17 27432 75 3 -2.9 -0.8 | 165 6 -1.6 6.0 78 15 28042 235 10 8.2 5.7 | 217 16 9.5 12.5 79 15 28346 260 17 16.7 3.0 | 242 21 18.1 9.7 80 13 29261 235 19 15.6 10.9 | 224 24 16.9 17.7 81 12 29566 245 17 15.4 7.2 | 230 22 16.7 14.0 82 11 29870 290 23 21.6 -7.9 | 273 23 22.9 -1.1 83 11 30175 315 19 13.4 -13.4 | 294 16 14.7 -6.7 84 10 30740 270 16 16.0 -0.0 | 249 19 17.3 6.8 Wind Parameters Mean winds (0-6000m): 340.9 at 9.2 knts Storm direction: 10.9 at 6.9 knts Shear (0-3000m) pos: 1.3 neg: 2.3 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 55.9 deg Storm rel helicity (0-3000m) pos: 81.7 neg: -6.7 tot: 75.0 m^2/s^2 ave: 25.0 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 7.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.24 Bulk Shear: 21.40 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 ------------------------------------------------------------------------------- 500 208 5 198 11| 8.2 0.0 8.2| 33.3 -1.4 31.9 63.8 0.70| 16.7 11.7 1000 31 7 118 2| 4.0 0.0 4.0| 49.5 -1.4 48.1 48.1 0.73| 19.4 14.2 1500 51 6 135 4| 2.7 2.6 5.2| 71.5 -2.7 68.9 45.9 0.72| 17.7 12.7 2000 20 6 161 2| 2.0 2.8 4.8| 75.6 -3.5 72.1 36.1 0.69| 15.2 10.5 2500 4 5 213 2| 1.6 2.1 3.7| 75.6 -6.6 69.0 27.6 0.61| 12.9 7.9 3000 349 5 231 3| 1.3 2.3 3.7| 81.7 -6.7 75.0 25.0 0.62| 11.5 7.1 4000 319 7 255 6| 1.3 1.7 3.0|106.9 -6.7 100.2 25.0 0.62| 10.3 6.4 5000 326 8 270 6| 2.0 1.4 3.4|126.3 -6.7 119.5 23.9 0.64| 9.5 6.1 6000 341 9 294 5| 2.1 1.2 3.3|137.8 -15.4 122.4 20.4 0.58| 9.1 5.2 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251031.12.gif