UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 14 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 1004 3 10.8 9.7 93 1.1 10.2 100 4 283.6 284.9 283.2 304.4 7.54 1 1002 22 11.0 9.0 87 2.0 9.9 73 4 284.0 285.2 283.0 303.9 7.20 2 1000 42 11.0 8.9 87 2.1 9.9 45 3 284.1 285.4 283.0 304.0 7.17 3 994 92 11.0 8.4 84 2.6 9.6 53 4 284.6 285.8 283.0 304.0 6.97 4 925 689 6.8 5.9 94 0.9 6.3 85 3 286.3 287.4 283.0 303.9 6.30 5 897 941 4.8 4.8 100 0.0 4.8 40 3 286.7 287.8 282.8 303.7 6.02 6 864 1246 3.6 1.2 84 2.4 2.5 162 2 288.6 289.4 282.3 302.4 4.83 7 850 1379 2.4 0.4 87 2.0 1.5 220 2 288.7 289.5 282.1 301.9 4.63 8 837 1503 1.4 0.1 91 1.3 0.8 201 2 288.9 289.7 282.2 302.1 4.60 9 832 1552 1.8 -2.7 72 4.5 -0.2 193 2 289.8 290.5 281.6 300.7 3.76 10 809 1777 0.4 -6.6 59 7.0 -2.4 159 1 290.6 291.2 281.0 299.1 2.88 11 803 1837 0.0 -7.0 59 7.0 -2.7 150 1 290.8 291.3 281.0 299.1 2.81 12 797 1897 0.0 -8.0 55 8.0 -3.0 152 2 291.5 291.9 281.0 299.2 2.62 13 783 2038 -0.5 -11.5 43 11.0 -4.3 157 3 292.4 292.8 280.7 298.5 2.02 14 769 2182 -1.7 -9.7 54 8.0 -4.6 161 5 292.6 293.1 281.2 299.8 2.38 15 766 2213 -1.9 -7.9 63 6.0 -4.2 161 5 292.7 293.2 281.7 300.9 2.75 16 762 2255 -1.9 -9.9 54 8.0 -4.8 162 6 293.2 293.6 281.4 300.3 2.36 17 757 2307 -2.5 -11.5 50 9.0 -5.6 163 6 293.1 293.5 281.1 299.4 2.09 18 751 2370 -2.9 -11.9 50 9.0 -6.0 164 7 293.3 293.7 281.1 299.5 2.04 19 724 2660 -4.7 -10.7 63 6.0 -6.8 151 7 294.4 294.8 282.0 301.5 2.33 20 717 2736 -5.3 -13.3 53 8.0 -7.9 146 6 294.6 294.9 281.5 300.4 1.91 21 708 2835 -5.9 -12.9 58 7.0 -8.2 138 7 295.0 295.3 281.8 301.1 2.00 22 703 2891 -6.1 -16.1 45 10.0 -9.1 133 8 295.4 295.6 281.4 300.2 1.55 23 700 2924 -6.5 -15.5 49 9.0 -9.2 130 8 295.3 295.6 281.5 300.3 1.63 24 682 3127 -8.1 -15.1 57 7.0 -10.2 135 9 295.7 296.0 281.8 301.0 1.73 25 681 3138 -8.1 -16.1 53 8.0 -10.5 135 9 295.8 296.1 281.7 300.8 1.60 26 679 3161 -8.1 -24.1 26 16.0 -11.9 135 9 296.1 296.2 280.7 298.7 0.80 27 677 3184 -7.9 -31.9 13 24.0 -12.5 136 9 296.6 296.6 280.4 297.9 0.39 28 660 3381 -9.1 -25.1 26 16.0 -12.8 141 10 297.4 297.5 281.3 299.8 0.75 29 659 3393 -9.1 -28.1 20 19.0 -13.1 141 10 297.5 297.6 281.1 299.4 0.57 30 655 3440 -9.5 -29.5 18 20.0 -13.5 144 10 297.6 297.7 281.0 299.2 0.51 31 639 3630 -11.1 -22.1 40 11.0 -13.7 153 11 297.9 298.0 281.8 301.1 1.02 32 634 3690 -11.5 -24.5 33 13.0 -14.5 153 11 298.1 298.2 281.7 300.7 0.83 33 629 3751 -11.9 -23.9 36 12.0 -14.6 145 11 298.3 298.5 281.8 301.1 0.88 34 626 3788 -12.3 -20.3 51 8.0 -14.3 141 12 298.2 298.5 282.2 302.1 1.22 35 599 4123 -15.1 -21.1 60 6.0 -16.5 119 13 298.8 299.0 282.4 302.6 1.18 36 580 4365 -17.1 -26.1 46 9.0 -18.9 135 12 299.2 299.4 282.1 301.8 0.78 37 567 4535 -18.7 -26.7 49 8.0 -20.2 157 11 299.3 299.4 282.1 301.8 0.76 38 559 4640 -19.5 -27.5 49 8.0 -21.0 163 12 299.6 299.7 282.1 301.9 0.72 39 547 4801 -20.5 -29.5 44 9.0 -22.0 158 17 300.2 300.3 282.3 302.2 0.61 40 544 4842 -20.7 -28.7 49 8.0 -22.1 157 18 300.5 300.6 282.4 302.6 0.66 41 539 4910 -21.1 -33.1 33 12.0 -22.9 155 20 300.8 300.9 282.3 302.2 0.44 42 525 5104 -22.5 -29.5 53 7.0 -23.7 157 21 301.4 301.5 282.8 303.5 0.63 43 520 5174 -23.1 -33.1 40 10.0 -24.5 157 21 301.5 301.6 282.6 303.0 0.45 44 501 5445 -25.3 -37.3 32 12.0 -26.7 160 22 302.0 302.1 282.6 303.1 0.31 45 500 5460 -25.3 -37.3 32 12.0 -26.7 160 22 302.2 302.2 282.7 303.3 0.31 46 482 5725 -27.7 -36.7 42 9.0 -28.7 160 24 302.4 302.5 282.8 303.6 0.34 47 473 5860 -28.5 -39.5 34 11.0 -29.6 158 24 303.1 303.1 283.0 304.0 0.26 48 471 5891 -28.7 -42.7 25 14.0 -30.0 157 24 303.2 303.2 283.0 303.8 0.19 49 468 5936 -29.1 -40.1 34 11.0 -30.2 155 24 303.2 303.3 283.0 304.1 0.25 50 459 6075 -30.1 -41.1 33 11.0 -31.1 151 25 303.7 303.7 283.2 304.5 0.23 51 455 6137 -30.5 -42.5 30 12.0 -31.6 148 25 303.9 304.0 283.2 304.6 0.20 52 454 6153 -30.5 -42.5 30 12.0 -31.6 147 25 304.1 304.2 283.3 304.8 0.20 53 447 6263 -30.1 -50.1 12 20.0 -31.5 142 26 306.0 306.0 283.9 306.3 0.09 54 435 6457 -30.7 -51.7 11 21.0 -32.1 136 27 307.6 307.6 284.5 307.9 0.07 55 400 7050 -32.7 -63.7 3 31.0 -34.1 145 25 312.5 312.5 286.2 312.6 0.02 56 300 9060 -37.5 -72.5 1 35.0 -38.7 105 10 332.5 332.5 292.4 332.5 0.01 57 250 10310 -39.5 -77.5 1 38.0 -40.6 240 5 347.3 347.3 296.0 347.4 0.00 58 200 11820 -43.1 -80.1 1 37.0 -44.1 255 11 364.5 364.5 299.6 364.5 0.00 59 150 13730 -49.1 -83.1 1 34.0 -49.8 285 16 385.5 385.5 303.1 385.5 0.00 60 108 15844 -57.7 -86.7 1 29.0 -58.0 220 6 407.2 407.2 306.2 407.2 0.00 61 100 16330 -57.1 -87.1 1 30.0 -57.5 275 13 417.4 417.4 307.4 417.4 0.00 62 71 18491 -59.9 -88.9 1 29.0 -60.3 212 9 454.4 454.4 311.3 454.4 0.00 63 70 18580 -59.5 -88.5 1 29.0 -59.9 210 9 457.1 457.1 311.5 457.1 0.00 64 63 19238 -59.1 -89.1 1 30.0 -59.6 193 11 472.0 472.0 312.8 472.0 0.00 65 62 19339 -56.9 -88.9 1 32.0 -57.6 203 12 479.0 479.0 313.4 479.0 0.00 66 59 19652 -56.7 -88.7 1 32.0 -57.4 231 17 486.3 486.3 314.0 486.3 0.00 67 50 20690 -60.3 -90.3 1 30.0 -60.9 205 13 501.4 501.4 315.1 501.4 0.00 68 44 21483 -61.7 -90.7 1 29.0 -62.2 180 16 516.6 516.6 316.1 516.6 0.00 69 42 21772 -59.1 -90.1 1 31.0 -59.9 228 17 530.0 530.0 316.9 530.0 0.00 70 38 22400 -58.7 -89.7 1 31.0 -59.6 256 11 546.4 546.4 317.9 546.4 0.00 71 34 23101 -56.5 -89.5 1 33.0 -57.7 215 9 569.8 569.8 319.2 569.9 0.00 72 31 23683 -58.7 -89.7 1 31.0 -59.7 182 7 579.2 579.2 319.6 579.2 0.00 73 30 23890 -56.7 -89.7 1 33.0 -58.0 170 6 590.1 590.1 320.2 590.1 0.00 74 27 24556 -58.3 -90.3 1 32.0 -59.5 170 10 603.6 603.6 320.7 603.6 0.00 75 24 25303 -55.3 -89.3 1 34.0 -57.2 250 13 633.0 633.0 322.0 633.1 0.01 76 23 25573 -57.3 -89.3 1 32.0 -58.9 273 10 634.9 634.9 322.1 634.9 0.01 77 22 25855 -56.3 -89.3 1 33.0 -58.1 263 10 646.0 646.0 322.5 646.0 0.01 78 20 26460 -56.9 -89.9 1 33.0 -58.7 225 18 662.0 662.0 323.2 662.0 0.01 79 19 26787 -54.7 -89.7 1 35.0 -57.1 225 12 678.6 678.6 323.7 678.7 0.01 80 19 26787 -54.3 -88.3 1 34.0 -56.8 225 12 679.9 679.9 323.7 679.9 0.01 81 18 27133 -55.3 -89.3 1 34.0 -57.6 236 20 687.3 687.3 324.0 687.4 0.01 82 17 27500 -52.3 -88.3 1 36.0 -55.5 255 29 708.3 708.3 324.7 708.3 0.01 83 14 28753 -53.9 -87.9 1 34.0 -57.1 257 27 743.3 743.3 325.7 743.4 0.01 84 13 29232 -50.7 -87.7 0 37.0 -55.1 241 29 770.3 770.3 326.5 770.4 0.01 85 12 29752 -52.9 -87.9 1 35.0 -56.8 252 34 780.3 780.3 326.7 780.4 0.01 86 12 29752 -52.3 -87.3 1 35.0 -56.4 252 34 782.4 782.4 326.8 782.6 0.02 87 11 30315 -52.3 -87.3 1 35.0 -56.6 265 39 802.2 802.2 327.3 802.3 0.02 88 10 30930 -53.5 -87.5 1 34.0 -57.7 280 45 819.8 819.9 327.7 820.0 0.02 89 9.4 31327 -54.9 -87.9 1 33.0 -58.8 829.2 829.2 328.0 829.3 0.02 90 8.6 31897 -53.9 -87.9 1 34.0 -58.4 854.4 854.4 328.5 854.6 0.02 91 8.3 32126 -51.5 -87.5 1 36.0 -57.0 872.6 872.6 328.9 872.8 0.02 92 8.0 32365 -52.1 -88.1 1 36.0 -57.5 879.4 879.5 329.0 879.6 0.02 93 7.9 32447 -50.1 -87.1 1 37.0 -56.4 890.6 890.6 329.2 890.8 0.03 94 7.5 32786 -49.7 -87.7 0 38.0 -56.3 905.6 905.6 329.5 905.8 0.02 95 7.4 32875 -47.7 -86.7 0 39.0 -55.4 917.2 917.2 329.8 917.4 0.03 TRP 108 15844 -57.7 -86.7 1 29.0 -58.0 220 6 407.2 407.2 306.2 407.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5418.00 m Freezing level: 797.00 mb = 1896.68 m = 6222.62 ft Wetbulb zero: 832.83 mb = 1543.50 m = 5063.92 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 58.65 % Est. max temperature: 15.81 C = 60.46 F Sfc-Lift cond lev (LCL): 987.57 mb = 146.15 m = 479.50 ft T: 10.62 C 700-500 lapse rate: 7.41 C/km ThetaE index: 2.95 C Layer 832.0- 803.0 mb Conv cond level (CCL): 920.08 mb = 732.74 m = 2403.96 ft Mean mixing ratio: 6.59 g/kg Conv temperature: 13.52 C = 56.34 F Cap Strength: 1.31 C Lifted Index: 0.96 C Risk: Showers probable Lifted Index @300 mb: 20.37 C Lifted Index @700 mb: 0.75 C Showalter Index: 2.34 C Risk: Showers probable Total Totals Index: 53.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 25.70 C K Index: 19.10 Risk: < 20 % chance of thunderstorms Sweat Index: 118.80 Risk: None Energy Index: 0.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.78 J/kg Max Up Vert Vel: 3.95 m/s Conv Inhibition (B-): 2.66 J/kg Cap Strength: 1.21 C Lift Cond Lev (LCL): 931.11 mb = 634.43 m = 2081.44 ft Lev Free Conv (LFC): 896.11 mb = 949.10 m = 3113.80 ft Equ Level (EL): 886.11 mb = 1040.55 m = 3413.85 ft B at Equ Level: 7.29 J/kg Max Parcel Lev (MPL): 796.11 mb = 1905.65 m = 6252.07 ft Wind level data Storm motion: 177 at 8 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 1004 3 100 4 -3.9 0.7 | 27 8 -3.5 -7.0 1 1000 42 45 3 -2.1 -2.1 | 10 10 -1.7 -9.8 2 969 305 85 8 -8.0 -0.7 | 42 11 -7.5 -8.4 3 934 610 105 5 -4.8 1.3 | 34 8 -4.4 -6.4 4 925 689 85 3 -3.0 -0.3 | 18 8 -2.5 -8.0 5 900 914 30 3 -1.5 -2.6 | 6 10 -1.1 -10.3 6 867 1219 150 2 -1.0 1.7 | 5 6 -0.6 -6.0 7 850 1379 220 2 1.3 1.5 | 344 6 1.7 -6.2 8 803 1829 150 1 -0.5 0.9 | 0 7 -0.1 -6.8 9 773 2134 160 4 -1.4 3.8 | 13 4 -0.9 -3.9 10 744 2438 165 8 -2.1 7.7 | 91 2 -1.6 0.0 11 716 2743 145 6 -3.4 4.9 | 47 4 -3.0 -2.8 12 700 2924 130 8 -6.1 5.1 | 66 6 -5.7 -2.6 13 661 3353 140 10 -6.4 7.7 | 90 6 -6.0 -0.0 14 635 3658 155 11 -4.6 10.0 | 118 5 -4.2 2.3 15 610 3962 115 13 -11.8 5.5 | 79 12 -11.3 -2.2 16 586 4267 125 13 -10.6 7.5 | 89 10 -10.2 -0.2 17 563 4572 165 10 -2.6 9.7 | 132 3 -2.1 2.0 18 540 4877 155 20 -8.5 18.1 | 142 13 -8.0 10.4 19 500 5460 160 22 -7.5 20.7 | 151 15 -7.1 13.0 20 477 5791 160 24 -8.2 22.6 | 152 17 -7.8 14.9 21 457 6096 150 25 -12.5 21.7 | 139 18 -12.1 14.0 22 438 6401 135 26 -18.4 18.4 | 121 21 -17.9 10.7 23 402 7010 145 32 -18.4 26.2 | 136 26 -17.9 18.5 24 400 7050 145 25 -14.3 20.5 | 133 19 -13.9 12.8 25 369 7620 140 21 -13.5 16.1 | 123 16 -13.1 8.4 26 353 7925 130 17 -13.0 10.9 | 104 13 -12.6 3.2 27 338 8230 140 11 -7.1 8.4 | 96 7 -6.6 0.7 28 323 8534 140 20 -12.9 15.3 | 122 15 -12.4 7.6 29 310 8839 115 14 -12.7 5.9 | 82 12 -12.2 -1.8 30 300 9060 105 10 -9.7 2.6 | 61 11 -9.2 -5.1 31 296 9144 95 12 -12.0 1.0 | 60 13 -11.5 -6.7 32 283 9449 90 11 -11.0 0.0 | 54 13 -10.6 -7.7 33 259 10058 110 13 -12.2 4.4 | 75 12 -11.8 -3.3 34 250 10310 240 5 4.3 2.5 | 317 7 4.8 -5.2 35 207 11582 90 2 -2.0 0.0 | 11 8 -1.6 -7.7 36 200 11820 255 11 10.6 2.8 | 294 12 11.1 -4.9 37 198 11887 250 10 9.4 3.4 | 293 11 9.8 -4.3 38 181 12497 250 10 9.4 3.4 | 293 11 9.8 -4.3 39 165 13106 280 11 10.8 -1.9 | 310 15 11.3 -9.6 40 157 13411 275 14 13.9 -1.2 | 302 17 14.4 -8.9 41 150 13716 260 15 14.8 2.6 | 289 16 15.2 -5.1 42 150 13730 285 16 15.5 -4.1 | 307 20 15.9 -11.8 43 143 14021 285 16 15.5 -4.1 | 307 20 15.9 -11.8 44 124 14935 205 3 1.3 2.7 | 341 5 1.7 -5.0 45 119 15240 270 10 10.0 -0.0 | 306 13 10.4 -7.7 46 113 15545 295 15 13.6 -6.3 | 315 20 14.0 -14.0 47 108 15844 220 6 3.9 4.6 | 306 5 4.3 -3.1 48 108 15850 40 1 -0.6 -0.8 | 1 8 -0.2 -8.5 49 103 16154 245 10 9.1 4.2 | 290 10 9.5 -3.5 50 100 16330 275 13 13.0 -1.1 | 303 16 13.4 -8.8 51 98 16459 290 13 12.2 -4.4 | 314 18 12.7 -12.1 52 93 16764 240 13 11.3 6.5 | 276 12 11.7 -1.2 53 85 17374 245 12 10.9 5.1 | 283 12 11.3 -2.6 54 77 17983 210 12 6.0 10.4 | 247 7 6.4 2.7 55 73 18288 215 10 5.7 8.2 | 265 6 6.2 0.5 56 70 18580 210 9 4.5 7.8 | 269 5 4.9 0.1 57 70 18593 225 10 7.1 7.1 | 275 8 7.5 -0.6 58 63 19202 190 10 1.7 9.8 | 225 3 2.2 2.1 59 58 19812 245 19 17.2 8.0 | 269 18 17.7 0.3 60 55 20117 245 2 1.8 0.8 | 342 7 2.3 -6.9 61 52 20422 170 10 -1.7 9.8 | 149 3 -1.3 2.1 62 50 20690 205 13 5.5 11.8 | 235 7 5.9 4.1 63 50 20726 170 13 -2.3 12.8 | 160 5 -1.8 5.1 64 47 21031 220 11 7.1 8.4 | 264 8 7.5 0.7 65 45 21336 160 11 -3.8 10.3 | 128 4 -3.3 2.6 66 43 21641 200 20 6.8 18.8 | 213 13 7.3 11.1 67 41 21946 260 14 13.8 2.4 | 290 15 14.2 -5.3 68 39 22250 265 12 12.0 1.0 | 298 14 12.4 -6.7 69 30 23890 170 6 -1.0 5.9 | 18 2 -0.6 -1.8 70 28 24384 170 10 -1.7 9.8 | 149 3 -1.3 2.1 71 25 24994 170 10 -1.7 9.8 | 149 3 -1.3 2.1 72 24 25298 250 13 12.2 4.4 | 284 13 12.7 -3.3 73 23 25603 275 10 10.0 -0.9 | 309 13 10.4 -8.6 74 21 26213 245 10 9.1 4.2 | 290 10 9.5 -3.5 75 20 26460 225 18 12.7 12.7 | 249 14 13.2 5.0 76 20 26518 265 11 11.0 1.0 | 301 13 11.4 -6.7 77 19 26822 220 12 7.7 9.2 | 260 8 8.2 1.5 78 17 27432 250 28 26.3 9.6 | 266 27 26.8 1.9 79 16 27737 270 31 31.0 -0.0 | 284 32 31.4 -7.7 80 16 28042 280 36 35.5 -6.3 | 291 39 35.9 -14.0 81 15 28346 285 29 28.0 -7.5 | 298 32 28.5 -15.2 82 14 28651 255 24 23.2 6.2 | 274 24 23.6 -1.5 83 14 28956 260 33 32.5 5.7 | 273 33 32.9 -2.0 84 13 29261 240 29 25.1 14.5 | 255 26 25.6 6.8 85 10 30930 280 45 44.3 -7.8 | 289 47 44.8 -15.5 Wind Parameters Mean winds (0-6000m): 146.7 at 10.3 knts Storm direction: 176.7 at 7.7 knts Shear (0-3000m) pos: 1.3 neg: 0.8 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 43.4 deg Storm rel helicity (0-3000m) pos: 26.0 neg: -22.2 tot: 3.8 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.67 Bulk Shear: 11.69 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 82 6 33 10| 0.0 2.1 2.1| 14.2 -5.0 9.1 18.3 0.26| 11.0 2.9 1000 80 5 27 10| 0.0 1.2 1.2| 16.9 -16.2 0.7 0.7 -0.06| 9.6 -0.5 1500 87 4 24 9| 1.4 0.8 2.2| 18.3 -21.3 -3.0 -2.0 -0.14| 8.5 -1.2 2000 95 3 21 8| 1.1 0.3 1.3| 21.4 -21.3 0.1 0.1 -0.05| 7.2 -0.4 2500 120 4 26 6| 1.6 0.2 1.8| 23.6 -21.3 2.3 0.9 0.05| 6.8 0.3 3000 129 4 30 6| 1.3 0.8 2.1| 26.0 -22.2 3.8 1.3 0.05| 6.6 0.4 4000 134 6 47 5| 1.4 1.5 2.9| 32.4 -32.1 0.3 0.1 0.03| 6.5 0.2 5000 138 8 67 5| 2.5 1.2 3.7| 47.3 -32.6 14.7 2.9 0.13| 7.3 0.9 6000 147 10 100 5| 2.3 1.2 3.5| 54.5 -45.1 9.4 1.6 0.11| 6.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251014.12.gif