UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 17 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 12.0 10.9 93 1.1 11.4 85 2 283.9 285.3 283.8 306.1 8.08 1 1012 36 13.2 10.9 86 2.3 11.9 107 2 285.4 286.8 284.5 307.9 8.11 2 1004 103 13.6 11.9 89 1.7 12.6 152 3 286.4 287.9 285.6 310.7 8.74 3 1000 136 13.6 12.2 91 1.4 12.8 175 3 286.8 288.3 285.9 311.7 8.96 4 985 263 13.2 12.2 94 1.0 12.6 198 1 287.6 289.2 286.4 313.0 9.09 5 972 376 14.8 7.8 63 7.0 10.9 245 2 290.3 291.5 285.2 309.8 6.84 6 967 419 15.0 10.0 72 5.0 12.1 269 3 290.9 292.3 286.6 313.6 7.99 7 965 437 15.2 8.2 63 7.0 11.2 279 4 291.3 292.6 285.9 311.5 7.08 8 954 534 14.6 8.6 67 6.0 11.2 333 6 291.7 293.0 286.3 312.7 7.36 9 953 543 14.6 8.6 67 6.0 11.2 338 6 291.7 293.0 286.3 312.8 7.37 10 940 659 16.2 3.2 42 13.0 9.3 19 8 294.5 295.4 285.1 309.5 5.12 11 925 796 15.2 3.2 45 12.0 8.9 30 12 294.9 295.8 285.4 310.1 5.21 12 915 888 14.6 3.6 48 11.0 8.8 30 15 295.2 296.1 285.7 311.0 5.42 13 912 916 14.8 1.8 41 13.0 8.1 30 16 295.6 296.5 285.2 309.7 4.78 14 906 971 14.8 2.8 44 12.0 8.5 30 17 296.2 297.1 285.8 311.4 5.17 15 898 1046 15.4 -4.6 25 20.0 6.2 30 18 297.6 298.1 284.1 306.7 3.02 16 885 1170 14.6 -1.4 33 16.0 6.8 30 20 298.0 298.7 285.2 309.7 3.90 17 850 1509 12.8 -9.2 21 22.0 3.5 30 17 299.6 300.0 284.0 306.5 2.24 18 849 1519 12.8 -10.2 19 23.0 3.3 30 17 299.7 300.0 283.8 306.1 2.07 19 843 1578 12.2 -2.8 35 15.0 5.0 31 17 299.6 300.3 285.6 310.8 3.69 20 823 1779 11.2 -9.8 22 21.0 2.5 34 16 300.6 301.0 284.4 307.5 2.20 21 803 1984 12.4 -27.6 4 40.0 0.5 22 18 304.0 304.1 283.7 305.7 0.49 22 776 2270 12.4 -28.6 4 41.0 0.3 21 20 307.0 307.1 284.8 308.6 0.46 23 766 2379 12.2 -32.8 3 45.0 -0.2 30 21 308.0 308.0 284.9 309.1 0.32 24 737 2701 10.4 -17.6 12 28.0 0.1 27 24 309.4 309.7 286.6 313.7 1.30 25 733 2746 9.8 -12.2 20 22.0 0.8 25 24 309.2 309.6 287.3 315.8 2.04 26 715 2951 8.0 -14.0 19 22.0 -0.6 22 26 309.5 309.8 287.2 315.3 1.81 27 709 3021 7.4 -15.6 18 23.0 -1.3 20 27 309.5 309.8 287.0 314.8 1.60 28 707 3044 7.4 -17.6 15 25.0 -1.6 20 27 309.8 310.1 286.8 314.3 1.36 29 702 3102 8.0 -26.0 7 34.0 -2.4 23 25 311.1 311.2 286.5 313.3 0.65 30 700 3126 8.0 -26.0 7 34.0 -2.4 25 24 311.3 311.5 286.6 313.6 0.66 31 639 3872 3.4 -30.6 6 34.0 -5.7 17 20 314.3 314.4 287.4 316.0 0.47 32 624 4064 3.0 -38.0 3 41.0 -6.5 18 18 316.0 316.1 287.7 316.9 0.23 33 620 4116 3.2 19 18 316.8 34 579 4667 -0.7 -39.7 3 39.0 -9.0 14 23 318.5 318.6 288.5 319.3 0.21 35 571 4778 -1.3 -43.3 2 42.0 -9.6 12 25 319.1 319.1 288.6 319.7 0.15 36 561 4919 -1.9 -32.9 7 31.0 -9.5 10 27 320.0 320.1 289.2 321.6 0.43 37 514 5606 -8.3 -20.3 37 12.0 -12.1 7 30 320.4 320.7 290.4 325.4 1.48 38 509 5682 -8.9 -21.9 34 13.0 -12.8 8 29 320.5 320.8 290.3 325.0 1.30 39 503 5774 -9.7 -18.7 48 9.0 -12.6 9 27 320.7 321.0 290.7 326.6 1.74 40 500 5820 -9.9 -19.9 44 10.0 -13.0 10 26 321.0 321.3 290.7 326.3 1.58 41 496 5882 -10.3 -21.3 40 11.0 -13.6 11 25 321.2 321.5 290.6 326.1 1.41 42 466 6356 -14.3 -20.3 60 6.0 -16.1 17 26 322.0 322.3 291.0 327.6 1.63 43 460 6454 -15.1 -20.0 66 4.9 -16.6 18 27 322.2 322.6 291.2 328.0 1.70 44 443 6736 -17.1 -24.1 55 7.0 -18.9 20 30 323.2 323.4 291.0 327.5 1.23 45 418 7167 -20.7 -26.7 59 6.0 -22.1 20 31 324.0 324.2 291.0 327.6 1.03 46 404 7417 -22.1 -34.1 33 12.0 -24.2 37 30 325.3 325.4 290.9 327.3 0.53 47 400 7490 -22.7 -34.7 33 12.0 -24.7 50 30 325.5 325.6 290.9 327.3 0.50 48 394 7601 -23.1 -38.1 24 15.0 -25.4 50 30 326.4 326.4 291.0 327.7 0.36 49 383 7809 -24.7 -39.7 24 15.0 -26.8 45 32 326.9 327.0 291.2 328.1 0.32 50 376 7943 -25.5 -39.5 26 14.0 -27.4 42 34 327.6 327.7 291.4 328.8 0.33 51 307 9381 -38.3 -41.2 74 2.9 -38.6 16 53 329.2 329.3 291.9 330.5 0.34 52 300 9540 -39.3 -43.8 62 4.5 -39.6 20 56 330.0 330.0 292.0 331.0 0.26 53 297 9608 -39.9 -44.9 59 5.0 -40.3 21 57 330.1 330.1 292.0 331.0 0.24 54 290 9770 -41.1 -45.2 64 4.1 -41.4 22 59 330.6 330.7 292.1 331.5 0.23 55 287 9841 -41.5 -47.5 52 6.0 -41.9 23 60 331.0 331.1 292.2 331.8 0.18 56 278 10055 -43.3 -46.5 71 3.2 -43.5 25 63 331.5 331.5 292.3 332.3 0.21 57 257 10578 -46.9 -50.9 63 4.0 -47.0 30 70 333.8 333.8 292.9 334.3 0.14 58 250 10760 -48.1 -52.4 61 4.3 -48.3 30 69 334.6 334.6 293.1 335.0 0.12 59 200 12210 -52.7 -72.7 7 20.0 -53.1 50 42 349.3 349.3 296.5 349.4 0.01 60 150 14010 -64.5 -79.5 11 15.0 -64.6 20 38 359.0 359.0 298.5 359.0 0.00 61 127 15023 -67.7 -83.7 8 16.0 -67.8 35 47 370.7 370.7 300.7 370.7 0.00 62 100 16460 -69.5 -86.5 7 17.0 -69.6 345 7 393.4 393.4 304.3 393.5 0.00 63 92 16955 -70.9 -87.9 6 17.0 -71.0 342 13 400.2 400.2 305.2 400.2 0.00 64 91 17020 -69.9 -87.9 6 18.0 -70.0 341 15 403.4 403.4 305.6 403.4 0.00 65 91 17020 -67.3 -86.3 5 19.0 -67.4 341 15 408.6 408.6 306.3 408.6 0.00 66 85 17433 -65.7 -87.7 3 22.0 -65.8 339 12 419.9 419.9 307.7 419.9 0.00 67 77 18031 -66.7 -88.7 3 22.0 -66.8 27 5 429.8 429.8 308.8 429.8 0.00 68 75 18191 -64.7 -88.7 2 24.0 -64.9 26 6 437.3 437.3 309.6 437.3 0.00 69 72 18439 -66.5 -88.5 3 22.0 -66.7 354 11 438.6 438.6 309.7 438.6 0.00 70 70 18610 -65.3 -88.3 3 23.0 -65.5 320 15 444.7 444.7 310.3 444.7 0.00 71 69 18698 -65.1 -88.1 3 23.0 -65.3 318 14 446.9 446.9 310.6 447.0 0.00 72 63 19251 -65.9 -88.9 3 23.0 -66.1 329 14 457.0 457.0 311.5 457.0 0.00 73 52 20427 -61.7 -88.7 2 27.0 -62.1 147 6 492.5 492.5 314.4 492.5 0.00 74 51 20548 -61.7 -88.7 2 27.0 -62.1 131 6 495.3 495.3 314.6 495.3 0.00 75 50 20670 -62.7 -88.7 2 26.0 -63.1 115 7 495.7 495.7 314.7 495.7 0.00 76 47 21051 -63.1 -89.1 2 26.0 -63.5 138 5 503.6 503.6 315.2 503.6 0.00 77 42 21748 -59.7 -88.7 1 29.0 -60.4 114 2 528.5 528.5 316.8 528.5 0.00 78 35 22886 -60.5 -88.5 1 28.0 -61.3 0 1 554.7 554.7 318.3 554.7 0.00 79 30 23850 -58.7 -88.7 1 30.0 -59.7 210 3 584.6 584.6 319.9 584.6 0.00 80 28 24284 -58.3 -88.3 1 30.0 -59.5 182 7 597.4 597.4 320.5 597.4 0.01 81 25 24996 -59.5 -88.5 1 29.0 -60.6 275 5 613.6 613.6 321.2 613.6 0.01 82 23 25519 -59.3 -88.3 1 29.0 -60.6 239 19 629.0 629.0 321.9 629.1 0.01 83 21 26092 -57.3 -88.3 1 31.0 -59.0 292 17 651.6 651.6 322.7 651.7 0.01 84 20 26400 -58.1 -88.1 1 30.0 -59.7 280 24 658.3 658.3 323.0 658.4 0.01 85 18 27066 -56.7 -87.7 1 31.0 -58.7 276 23 682.9 682.9 323.9 683.0 0.01 86 15 28216 -58.7 -87.7 1 29.0 -60.6 277 19 712.8 712.8 324.8 712.9 0.01 87 12 29632 -54.1 -86.1 1 32.0 -57.6 263 24 776.1 776.1 326.7 776.2 0.02 88 11 30192 -52.9 -85.9 1 33.0 -57.1 281 21 800.0 800.0 327.3 800.2 0.02 89 11 30192 -53.1 -86.1 1 33.0 -57.2 281 21 799.3 799.3 327.3 799.4 0.02 90 11 30192 -50.7 -84.7 1 34.0 -55.6 281 21 808.0 808.0 327.4 808.2 0.03 91 10 30810 -52.5 -85.5 1 33.0 -57.1 300 19 823.6 823.6 327.8 823.8 0.03 92 9.4 31209 -53.3 -85.3 1 32.0 -57.7 293 22 835.2 835.3 328.1 835.5 0.03 93 8.3 32018 -49.5 -84.5 1 35.0 -55.8 279 27 880.5 880.5 329.0 880.8 0.04 94 7.7 32507 -51.5 -84.5 1 33.0 -57.2 271 30 891.5 891.5 329.2 891.9 0.04 95 7.1 33037 -49.3 -84.3 1 35.0 -56.3 262 33 921.5 921.5 329.8 922.0 0.05 96 7.0 33130 -47.9 -83.9 1 36.0 -55.6 260 34 931.0 931.1 330.0 931.5 0.05 97 6.8 33322 -45.9 -82.9 1 37.0 -54.8 947.1 947.2 330.3 947.8 0.06 98 6.0 34152 -47.5 -83.5 1 36.0 -56.1 974.7 974.8 330.8 975.4 0.06 99 5.3 34979 -43.5 -82.5 1 39.0 -54.8 1027.8 1027.9 331.6 1028.8 0.08 100 5.0 35371 -43.7 -81.7 1 38.0 -55.2 1044.2 1044.3 331.9 1045.4 0.10 TRP 127 15023 -67.7 -83.7 8 16.0 -67.8 35 47 370.7 370.7 300.7 370.7 0.00 WND 257 10578 -46.9 -50.9 63 4.0 -47.0 30 70 333.8 333.8 292.9 334.3 0.14 Sounding variables and indices 1000-500 mb thick: 5684.00 m Freezing level: 586.36 mb = 4567.99 m = 14986.67 ft Wetbulb zero: 769.80 mb = 2337.55 m = 7669.02 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 24.91 % Est. max temperature: 27.04 C = 80.67 F Sfc-Lift cond lev (LCL): 999.45 mb = 140.67 m = 461.50 ft T: 13.59 C 700-500 lapse rate: 6.64 C/km ThetaE index: 4.70 C Layer 898.0- 885.0 mb Conv cond level (CCL): 602.86 mb = 4341.81 m = 14244.62 ft Mean mixing ratio: 7.16 g/kg Conv temperature: 45.83 C = 114.50 F Cap Strength: 13.26 C Lifted Index: 11.76 C Risk: None Lifted Index @300 mb: 13.71 C Lifted Index @700 mb: 11.61 C Showalter Index: 14.69 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 0.70 C K Index: -20.50 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.98 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 64212.80 J/kg Cap Strength: 13.20 C Lift Cond Lev (LCL): 879.22 mb = 1224.66 m = 4017.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 49 at 15 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 85 2 -2.0 -0.2 | 224 13 9.3 9.6 1 1000 136 175 3 -0.3 3.0 | 221 17 11.1 12.8 2 980 305 205 1 0.4 0.9 | 228 16 11.7 10.7 3 946 610 15 7 -1.8 -6.8 | 252 10 9.5 3.0 4 925 796 30 12 -6.0 -10.4 | 276 5 5.3 -0.6 5 912 914 30 16 -8.0 -13.9 | 321 5 3.3 -4.1 6 880 1219 30 21 -10.5 -18.2 | 354 8 0.8 -8.4 7 850 1509 30 17 -8.5 -14.7 | 330 6 2.8 -4.9 8 818 1829 35 16 -9.2 -13.1 | 327 4 2.1 -3.3 9 789 2134 10 19 -3.3 -18.7 | 318 12 8.0 -8.9 10 760 2438 35 22 -12.6 -18.0 | 9 8 -1.3 -8.2 11 733 2743 25 24 -10.1 -21.8 | 354 12 1.2 -11.9 12 707 3048 20 27 -9.2 -25.4 | 352 16 2.1 -15.6 13 700 3126 25 24 -10.1 -21.8 | 354 12 1.2 -11.9 14 680 3353 35 22 -12.6 -18.0 | 9 8 -1.3 -8.2 15 655 3658 15 21 -5.4 -20.3 | 331 12 5.9 -10.5 16 607 4267 20 17 -5.8 -16.0 | 318 8 5.5 -6.2 17 563 4877 10 27 -4.7 -26.6 | 338 18 6.6 -16.8 18 521 5486 5 32 -2.8 -31.9 | 339 24 8.5 -22.1 19 500 5820 10 26 -4.5 -25.6 | 337 17 6.8 -15.8 20 482 6096 15 23 -6.0 -22.2 | 337 14 5.4 -12.4 21 444 6706 20 30 -10.3 -28.2 | 357 18 1.1 -18.4 22 409 7315 20 31 -10.6 -29.1 | 358 19 0.7 -19.3 23 400 7490 50 30 -23.0 -19.3 | 51 15 -11.7 -9.5 24 393 7620 50 30 -23.0 -19.3 | 51 15 -11.7 -9.5 25 317 9144 10 49 -8.5 -48.3 | 356 39 2.8 -38.5 26 300 9540 20 56 -19.2 -52.6 | 10 44 -7.8 -42.8 27 257 10578 30 70 -35.0 -60.6 | 25 56 -23.7 -50.8 28 254 10668 30 70 -35.0 -60.6 | 25 56 -23.7 -50.8 29 250 10760 30 69 -34.5 -59.8 | 25 55 -23.2 -50.0 30 210 11887 25 51 -21.6 -46.2 | 16 38 -10.2 -36.4 31 201 12192 30 59 -29.5 -51.1 | 24 45 -18.2 -41.3 32 200 12210 50 42 -32.2 -27.0 | 50 27 -20.9 -17.2 33 191 12497 55 39 -31.9 -22.4 | 59 24 -20.6 -12.6 34 182 12802 65 36 -32.6 -15.2 | 76 22 -21.3 -5.4 35 157 13716 60 23 -19.9 -11.5 | 79 9 -8.6 -1.7 36 150 14010 20 38 -13.0 -35.7 | 4 26 -1.7 -25.9 37 150 14021 20 34 -11.6 -31.9 | 1 22 -0.3 -22.1 38 129 14935 30 51 -25.5 -44.2 | 22 37 -14.2 -34.4 39 127 15023 35 47 -27.0 -38.5 | 29 33 -15.6 -28.7 40 123 15240 35 47 -27.0 -38.5 | 29 33 -15.6 -28.7 41 105 16154 40 24 -15.4 -18.4 | 26 10 -4.1 -8.6 42 100 16459 60 11 -9.5 -5.5 | 203 5 1.8 4.3 43 100 16460 345 7 1.8 -6.8 | 257 13 13.1 3.0 44 95 16764 345 7 1.8 -6.8 | 257 13 13.1 3.0 45 90 17069 340 16 5.5 -15.0 | 287 18 16.8 -5.2 46 86 17374 325 15 8.6 -12.3 | 277 20 19.9 -2.5 47 82 17678 30 3 -1.5 -2.6 | 234 12 9.8 7.2 48 74 18288 25 7 -3.0 -6.3 | 248 9 8.4 3.5 49 70 18610 320 15 9.6 -11.5 | 275 21 21.0 -1.7 50 67 18898 315 11 7.8 -7.8 | 264 19 19.1 2.0 51 64 19202 330 14 7.0 -12.1 | 277 18 18.3 -2.3 52 60 19507 325 16 9.2 -13.1 | 279 21 20.5 -3.3 53 58 19812 230 2 1.5 1.3 | 229 17 12.9 11.1 54 50 20670 115 7 -6.3 3.0 | 201 14 5.0 12.8 55 45 21336 155 3 -1.3 2.7 | 219 16 10.1 12.5 56 35 22860 5 1 -0.1 -1.0 | 232 14 11.2 8.8 57 30 23850 210 3 1.5 2.6 | 226 18 12.8 12.4 58 28 24384 175 8 -0.7 8.0 | 211 21 10.6 17.8 59 25 24994 275 5 5.0 -0.4 | 240 19 16.3 9.4 60 24 25298 235 18 14.7 10.3 | 232 33 26.1 20.1 61 23 25603 240 19 16.5 9.5 | 235 34 27.8 19.3 62 22 25908 310 18 13.8 -11.6 | 274 25 25.1 -1.8 63 21 26213 280 16 15.8 -2.8 | 255 28 27.1 7.0 64 20 26400 280 24 23.6 -4.2 | 261 35 35.0 5.6 65 20 26518 260 25 24.6 4.3 | 249 39 35.9 14.1 66 19 26822 280 24 23.6 -4.2 | 261 35 35.0 5.6 67 18 27127 275 23 22.9 -2.0 | 257 35 34.2 7.8 68 17 27432 290 23 21.6 -7.9 | 267 33 32.9 1.9 69 16 27737 310 17 13.0 -10.9 | 273 24 24.3 -1.1 70 15 28042 280 18 17.7 -3.1 | 257 30 29.0 6.7 71 15 28346 275 20 19.9 -1.7 | 256 32 31.2 8.1 72 14 28651 250 20 18.8 6.8 | 241 34 30.1 16.6 73 13 28956 270 28 28.0 -0.0 | 256 41 39.3 9.8 74 12 29566 260 24 23.6 4.2 | 248 38 35.0 14.0 75 10 30810 300 19 16.5 -9.5 | 269 28 27.8 0.3 76 7 33130 260 34 33.5 5.9 | 251 47 44.8 15.7 Wind Parameters Mean winds (0-6000m): 19.1 at 20.0 knts Storm direction: 49.1 at 15.0 knts Shear (0-3000m) pos: 3.9 neg: 2.6 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 128.7 deg Storm rel helicity (0-3000m) pos: 77.2 neg: -19.3 tot: 57.8 m^2/s^2 ave: 19.3 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 3.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.67 Bulk Shear: 65.74 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 ------------------------------------------------------------------------------- 500 223 3 228 17| 0.0 6.5 6.5| 34.9 -4.6 30.3 60.5 0.56| 12.5 7.0 1000 29 7 244 9| 8.7 3.3 11.9| 52.8 -4.6 48.2 48.2 0.57| 15.1 8.6 1500 30 11 267 6| 5.8 2.2 7.9| 57.1 -9.3 47.8 31.8 0.45| 12.4 5.6 2000 30 12 280 5| 4.3 2.4 6.7| 57.1 -10.5 46.6 23.3 0.37| 10.9 4.0 2500 28 14 298 5| 4.7 1.9 6.6| 77.2 -12.2 64.9 26.0 0.42| 11.0 4.7 3000 27 16 315 6| 3.9 2.6 6.5| 77.2 -19.3 57.8 19.3 0.34| 10.4 3.5 4000 26 17 326 7| 2.5 2.2 4.7| 84.3 -38.3 46.0 11.5 0.21| 9.8 2.0 5000 23 18 328 8| 2.0 2.5 4.5| 96.2 -40.2 56.0 11.2 0.21| 9.2 1.9 6000 19 20 332 10| 1.8 2.4 4.2| 96.6 -44.1 52.6 8.8 0.18| 8.7 1.5 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251017.12.gif