UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:0000Z 20 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 1017 3 21.0 13.0 60 8.0 16.0 300 10 292.7 294.4 288.5 319.2 9.29 1 1009 71 19.4 12.4 64 7.0 15.1 284 9 291.8 293.4 287.9 317.4 8.99 2 1000 148 18.8 11.8 64 7.0 14.6 265 7 292.0 293.5 287.7 316.8 8.72 3 998 165 18.8 11.8 64 7.0 14.6 272 7 292.1 293.7 287.8 317.0 8.74 4 996 182 19.0 11.0 60 8.0 14.2 279 6 292.5 294.0 287.5 316.2 8.30 5 992 217 20.2 5.2 37 15.0 11.9 294 5 294.0 295.0 285.4 310.3 5.59 6 991 226 20.2 6.2 40 14.0 12.3 297 5 294.1 295.2 285.9 311.5 6.00 7 988 252 20.2 8.2 46 12.0 13.2 308 4 294.4 295.6 286.9 314.4 6.91 8 977 348 20.0 6.0 40 14.0 12.1 320 4 295.1 296.2 286.2 312.6 6.00 9 973 383 20.0 5.0 37 15.0 11.7 312 4 295.5 296.5 286.0 311.9 5.62 10 970 410 20.6 -0.4 24 21.0 10.0 306 4 296.3 297.0 284.5 307.7 3.82 11 950 589 19.6 -2.4 22 22.0 8.9 265 7 297.1 297.7 284.2 307.2 3.37 12 944 644 19.6 2.6 32 17.0 10.5 256 7 297.6 298.5 286.1 312.1 4.89 13 928 790 18.4 4.4 40 14.0 10.7 238 4 297.8 298.9 286.9 314.5 5.65 14 925 818 18.2 2.2 34 16.0 9.7 235 4 297.9 298.8 286.1 312.3 4.85 15 923 837 18.0 2.0 34 16.0 9.5 234 4 297.9 298.8 286.1 312.1 4.79 16 912 939 17.4 5.4 45 12.0 10.6 233 4 298.3 299.4 287.6 316.5 6.17 17 907 986 17.4 3.4 39 14.0 9.8 238 4 298.8 299.8 287.0 314.8 5.39 18 903 1024 17.4 -3.6 24 21.0 7.3 242 5 299.2 299.7 284.9 309.0 3.24 19 876 1282 16.4 -2.6 27 19.0 7.1 273 6 300.7 301.4 285.9 311.7 3.60 20 868 1360 16.2 -7.8 18 24.0 5.5 283 6 301.3 301.8 284.9 308.9 2.44 21 864 1399 16.2 -11.8 13 28.0 4.7 288 7 301.7 302.0 284.3 307.3 1.79 22 850 1538 15.2 -3.8 27 19.0 6.1 305 7 302.1 302.7 286.2 312.5 3.39 23 819 1851 12.8 1.8 47 11.0 6.9 324 8 302.8 303.7 288.3 318.8 5.32 24 812 1923 11.8 3.8 58 8.0 7.4 321 8 302.4 303.6 289.0 321.0 6.20 25 810 1944 11.8 5.8 67 6.0 8.3 320 8 302.7 304.0 290.0 324.1 7.15 26 809 1954 11.8 6.8 71 5.0 8.9 319 8 302.8 304.2 290.5 325.7 7.68 27 804 2006 11.8 4.8 62 7.0 7.8 317 8 303.3 304.5 289.8 323.5 6.72 28 772 2345 9.4 5.1 74 4.3 6.9 307 9 304.3 305.6 290.5 325.8 7.15 29 762 2453 8.8 4.3 73 4.5 6.3 304 10 304.7 306.0 290.4 325.4 6.85 30 758 2497 8.6 2.6 66 6.0 5.4 302 10 305.0 306.1 289.8 323.5 6.10 31 756 2518 8.8 0.8 57 8.0 4.6 300 10 305.4 306.4 289.3 321.8 5.37 32 755 2529 8.8 0.8 57 8.0 4.6 299 10 305.5 306.5 289.3 322.0 5.37 33 753 2551 8.8 1.8 61 7.0 5.1 298 10 305.8 306.9 289.8 323.4 5.79 34 749 2595 8.8 -2.2 46 11.0 3.4 295 10 306.2 307.1 288.6 319.6 4.34 35 739 2707 8.2 -0.8 53 9.0 3.6 288 10 306.8 307.7 289.3 321.8 4.88 36 733 2774 7.4 2.4 71 5.0 4.6 286 10 306.6 307.8 290.5 325.6 6.22 37 723 2887 6.8 2.6 75 4.2 4.5 288 12 307.2 308.4 290.7 326.7 6.39 38 718 2944 6.6 1.9 72 4.7 4.1 290 13 307.6 308.7 290.6 326.3 6.12 39 717 2955 6.6 1.6 70 5.0 3.9 290 14 307.7 308.8 290.6 326.1 6.00 40 710 3036 7.4 -5.6 39 13.0 1.3 292 15 309.4 310.1 288.9 320.6 3.55 41 704 3106 7.0 -7.0 36 14.0 0.7 294 16 309.7 310.3 288.7 319.9 3.21 42 701 3141 7.2 -12.8 23 20.0 -0.8 295 17 310.3 310.7 287.7 316.9 2.04 43 700 3153 7.2 -13.8 21 21.0 -1.0 295 17 310.5 310.8 287.6 316.6 1.88 44 696 3200 6.8 -14.2 21 21.0 -1.4 295 17 310.5 310.9 287.6 316.5 1.83 45 686 3320 5.8 -13.2 24 19.0 -1.7 295 18 310.7 311.1 287.8 317.2 2.01 46 680 3392 5.8 -17.2 17 23.0 -2.6 294 18 311.5 311.8 287.5 316.3 1.46 47 671 3501 5.2 -10.8 30 16.0 -1.5 290 19 312.0 312.5 288.8 320.1 2.50 48 664 3587 4.8 -12.2 28 17.0 -2.1 288 19 312.5 312.9 288.7 319.8 2.26 49 661 3624 4.8 -16.2 20 21.0 -3.0 286 20 312.9 313.2 288.2 318.3 1.63 50 655 3699 4.8 -12.2 28 17.0 -2.1 284 20 313.7 314.1 289.1 321.2 2.29 51 646 3812 3.8 -12.2 30 16.0 -2.7 278 22 313.8 314.3 289.2 321.4 2.32 52 643 3850 3.6 -7.4 44 11.0 -1.4 276 22 314.0 314.7 290.3 325.0 3.41 53 624 4094 2.0 -15.0 27 17.0 -4.4 276 24 314.9 315.2 289.1 321.2 1.91 54 500 5860 -6.7 -30.7 13 24.0 -12.7 320 31 324.9 325.0 290.9 327.0 0.59 55 400 7550 -18.9 -45.9 7 27.0 -22.6 325 25 330.4 330.5 292.0 331.0 0.16 56 300 9620 -37.3 -57.3 11 20.0 -38.4 340 29 332.8 332.8 292.5 333.0 0.06 57 250 10850 -48.3 -61.3 21 13.0 -48.7 335 30 334.3 334.3 292.9 334.4 0.04 58 200 12280 -58.5 -66.5 35 8.0 -58.6 310 21 340.1 340.1 294.4 340.2 0.02 59 150 14040 -67.7 -78.7 19 11.0 -67.8 250 32 353.5 353.5 297.4 353.5 0.01 60 134 14716 -70.3 -81.3 18 11.0 -70.4 230 29 360.4 360.4 298.8 360.4 0.00 61 100 16460 -69.7 -86.7 7 17.0 -69.8 230 33 393.1 393.1 304.2 393.1 0.00 62 93 16896 -67.1 -86.1 5 19.0 -67.2 241 36 406.4 406.4 306.0 406.4 0.00 63 88 17229 -68.1 -87.1 5 19.0 -68.2 256 36 410.9 410.9 306.6 410.9 0.00 64 86 17368 -66.5 -87.5 4 21.0 -66.7 257 33 416.8 416.8 307.3 416.8 0.00 65 81 17731 -67.1 -88.1 4 21.0 -67.2 260 26 422.8 422.8 308.0 422.8 0.00 66 72 18447 -64.3 -88.3 2 24.0 -64.6 275 19 443.2 443.2 310.2 443.2 0.00 67 70 18620 -64.3 -88.3 2 24.0 -64.6 285 22 446.8 446.8 310.6 446.8 0.00 68 62 19365 -62.9 -87.9 2 25.0 -63.2 307 22 465.7 465.7 312.3 465.7 0.00 69 58 19775 -63.7 -88.7 2 25.0 -64.0 290 20 472.9 472.9 312.9 472.9 0.00 70 52 20448 -62.1 -88.1 2 26.0 -62.5 261 13 491.6 491.6 314.4 491.6 0.00 71 50 20690 -63.3 -88.3 2 25.0 -63.7 255 12 494.3 494.3 314.5 494.3 0.00 72 49 20814 -63.9 -88.9 2 25.0 -64.3 261 10 495.8 495.8 314.7 495.8 0.00 73 47 21070 -61.3 -88.3 2 27.0 -61.8 248 10 507.9 507.9 315.5 508.0 0.00 74 44 21479 -60.9 -87.9 2 27.0 -61.5 253 9 518.6 518.6 316.2 518.6 0.00 75 42 21769 -57.9 -86.9 1 29.0 -58.7 282 10 533.0 533.0 317.1 533.0 0.00 76 39 22233 -59.9 -86.9 2 27.0 -60.6 265 10 539.3 539.3 317.5 539.3 0.01 77 37 22563 -57.5 -86.5 1 29.0 -58.5 298 15 553.7 553.7 318.3 553.7 0.01 78 34 23098 -56.7 -85.7 1 29.0 -57.9 278 12 569.3 569.3 319.1 569.4 0.01 79 31 23682 -56.9 -85.9 1 29.0 -58.2 220 13 584.0 584.0 319.9 584.1 0.01 80 30 23890 -55.5 -85.5 1 30.0 -57.0 215 15 593.3 593.3 320.3 593.4 0.01 81 27 24567 -52.7 -83.7 1 31.0 -54.9 248 21 619.4 619.4 321.5 619.4 0.01 82 26 24810 -55.5 -84.5 2 29.0 -57.2 274 23 618.1 618.1 321.4 618.2 0.01 83 24 25320 -56.5 -85.5 1 29.0 -58.1 276 21 629.5 629.5 321.9 629.6 0.01 84 22 25879 -51.3 -84.3 1 33.0 -54.2 269 27 660.9 660.9 323.1 661.0 0.01 85 21 26182 -50.7 -82.7 1 32.0 -53.8 270 23 671.5 671.6 323.5 671.7 0.02 86 20 26500 -51.7 -83.7 1 32.0 -54.7 255 28 677.9 677.9 323.7 678.1 0.02 87 17 27547 -53.7 -84.7 1 31.0 -56.5 258 37 703.8 703.8 324.6 703.9 0.02 88 16 27937 -52.7 -83.7 1 31.0 -55.9 267 35 719.3 719.3 325.0 719.5 0.02 89 15 28350 -55.3 -85.3 1 30.0 -58.0 262 32 724.1 724.1 325.2 724.2 0.02 90 13 29270 -51.3 -83.3 1 32.0 -55.5 266 42 768.2 768.2 326.4 768.5 0.03 91 11 30347 -54.1 -85.1 1 31.0 -57.8 275 40 795.6 795.6 327.1 795.8 0.03 92 10 30960 -52.5 -84.5 1 32.0 -57.1 255 29 823.6 823.6 327.8 823.9 0.03 93 9.1 31572 -50.9 -83.9 1 33.0 -56.3 852.2 852.2 328.4 852.6 0.04 94 8.9 31716 -50.9 -83.9 1 33.0 -56.4 857.7 857.7 328.5 858.0 0.04 95 7.9 32500 -46.7 -81.7 1 35.0 -54.5 904.2 904.2 329.5 904.8 0.06 96 7.7 32670 -47.3 -81.3 1 34.0 -54.9 908.4 908.5 329.6 909.1 0.07 TRP 134 14716 -70.3 -81.3 18 11.0 -70.4 230 29 360.4 360.4 298.8 360.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5712.00 m Freezing level: 595.49 mb = 4499.75 m = 14762.79 ft Wetbulb zero: 702.64 mb = 3122.02 m = 10242.72 ft Precipitable water: 0.81 inches Sfc-500 mean rel hum: 34.93 % Est. max temperature: 29.71 C = 85.48 F Sfc-Lift cond lev (LCL): 903.50 mb = 1018.83 m = 3342.58 ft T: 17.40 C 700-500 lapse rate: 5.13 C/km ThetaE index: 7.54 C Layer 907.0- 876.0 mb Conv cond level (CCL): 560.55 mb = 4948.68 m = 16235.64 ft Mean mixing ratio: 5.82 g/kg Conv temperature: 48.11 C = 118.61 F Cap Strength: 10.93 C Lifted Index: 13.99 C Risk: None Lifted Index @300 mb: 14.59 C Lifted Index @700 mb: 10.05 C Showalter Index: 14.08 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 2.90 C K Index: -2.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.64 J/kg Max Up Vert Vel: 7.57 m/s Conv Inhibition (B-): 58093.45 J/kg Cap Strength: 13.92 C Lift Cond Lev (LCL): 782.01 mb = 2237.49 m = 7340.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 12 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 1017 3 300 10 8.7 -5.0 | 205 5 2.1 4.5 1 1000 148 265 7 7.0 0.6 | 182 10 0.4 10.1 2 982 305 330 3 1.5 -2.6 | 144 9 -5.1 6.9 3 948 610 260 7 6.9 1.2 | 182 11 0.3 10.7 4 925 818 235 4 3.3 2.3 | 164 12 -3.3 11.8 5 915 914 230 4 3.1 2.6 | 164 13 -3.5 12.0 6 882 1219 265 6 6.0 0.5 | 177 10 -0.6 10.0 7 850 1538 305 7 5.7 -4.0 | 171 6 -0.8 5.5 8 821 1829 325 8 4.6 -6.6 | 146 4 -2.0 2.9 9 791 2134 310 8 6.1 -5.1 | 174 4 -0.4 4.3 10 763 2438 305 10 8.2 -5.7 | 203 4 1.6 3.7 11 735 2743 285 10 9.7 -2.6 | 204 8 3.1 6.9 12 700 3153 295 17 15.4 -7.2 | 256 9 8.8 2.3 13 683 3353 295 18 16.3 -7.6 | 259 10 9.7 1.9 14 657 3658 285 20 19.3 -5.2 | 251 13 12.7 4.3 15 633 3962 270 24 24.0 -0.0 | 241 20 17.4 9.5 16 609 4267 285 23 22.2 -6.0 | 257 16 15.6 3.5 17 587 4572 305 25 20.5 -14.3 | 289 15 13.9 -4.9 18 565 4877 300 24 20.8 -12.0 | 280 14 14.2 -2.5 19 544 5182 285 20 19.3 -5.2 | 251 13 12.7 4.3 20 500 5860 320 31 19.9 -23.7 | 317 20 13.3 -14.3 21 485 6096 325 29 16.6 -23.8 | 325 17 10.1 -14.3 22 447 6706 325 36 20.6 -29.5 | 325 24 14.1 -20.0 23 413 7315 305 21 17.2 -12.0 | 284 11 10.6 -2.6 24 400 7550 325 25 14.3 -20.5 | 325 13 7.8 -11.0 25 396 7620 330 26 13.0 -22.5 | 334 15 6.4 -13.1 26 321 9144 325 25 14.3 -20.5 | 325 13 7.8 -11.0 27 307 9449 325 25 14.3 -20.5 | 325 13 7.8 -11.0 28 300 9620 340 29 9.9 -27.3 | 349 18 3.3 -17.8 29 281 10058 345 31 8.0 -29.9 | 356 21 1.4 -20.5 30 250 10850 335 30 12.7 -27.2 | 341 19 6.1 -17.7 31 245 10973 335 30 12.7 -27.2 | 341 19 6.1 -17.7 32 234 11278 315 25 17.7 -17.7 | 306 14 11.1 -8.2 33 213 11887 320 33 21.2 -25.3 | 317 22 14.6 -15.8 34 200 12280 310 21 16.1 -13.5 | 293 10 9.5 -4.0 35 193 12497 305 21 17.2 -12.0 | 284 11 10.6 -2.6 36 184 12802 280 16 15.8 -2.8 | 234 11 9.2 6.7 37 175 13106 285 21 20.3 -5.4 | 254 14 13.7 4.0 38 166 13411 245 28 25.4 11.8 | 221 28 18.8 21.3 39 150 14021 240 39 33.8 19.5 | 223 40 27.2 29.0 40 150 14040 250 32 30.1 10.9 | 229 31 23.5 20.4 41 136 14630 250 29 27.3 9.9 | 227 28 20.7 19.4 42 134 14716 230 29 22.2 18.6 | 209 32 15.6 28.1 43 129 14935 225 32 22.6 22.6 | 207 36 16.1 32.1 44 123 15240 235 35 28.7 20.1 | 217 37 22.1 29.5 45 111 15850 265 32 31.9 2.8 | 244 28 25.3 12.3 46 100 16459 255 35 33.8 9.1 | 236 33 27.2 18.5 47 100 16460 230 33 25.3 21.2 | 211 36 18.7 30.7 48 95 16764 230 33 25.3 21.2 | 211 36 18.7 30.7 49 90 17069 255 39 37.7 10.1 | 238 37 31.1 19.6 50 74 18288 265 16 15.9 1.4 | 221 14 9.4 10.9 51 70 18620 285 22 21.3 -5.7 | 256 15 14.7 3.8 52 64 19202 310 19 14.6 -12.2 | 289 8 8.0 -2.7 53 61 19507 305 24 19.7 -13.8 | 288 14 13.1 -4.3 54 55 20117 270 15 15.0 -0.0 | 222 13 8.4 9.5 55 50 20690 255 12 11.6 3.1 | 202 14 5.0 12.6 56 50 20726 265 10 10.0 0.9 | 198 11 3.4 10.3 57 47 21031 250 10 9.4 3.4 | 192 13 2.8 12.9 58 45 21336 235 8 6.6 4.6 | 180 14 -0.0 14.1 59 43 21641 270 10 10.0 -0.0 | 200 10 3.4 9.5 60 41 21946 295 10 9.1 -4.2 | 205 6 2.5 5.2 61 39 22250 265 10 10.0 0.9 | 198 11 3.4 10.3 62 37 22555 300 15 13.0 -7.5 | 253 7 6.4 2.0 63 35 22860 270 14 14.0 -0.0 | 218 12 7.4 9.5 64 34 23165 280 12 11.8 -2.1 | 215 9 5.2 7.4 65 32 23470 255 16 15.5 4.1 | 213 16 8.9 13.6 66 31 23774 205 12 5.1 10.9 | 176 20 -1.5 20.3 67 30 23890 215 15 8.6 12.3 | 185 22 2.0 21.8 68 29 24079 195 14 3.6 13.5 | 173 23 -3.0 23.0 69 28 24384 230 18 13.8 11.6 | 199 22 7.2 21.0 70 26 24689 260 23 22.7 4.0 | 230 21 16.1 13.5 71 25 24994 295 23 20.8 -9.7 | 271 14 14.3 -0.3 72 23 25603 260 19 18.7 3.3 | 224 18 12.1 12.8 73 22 25908 270 28 28.0 -0.0 | 246 23 21.4 9.5 74 21 26213 270 22 22.0 -0.0 | 238 18 15.4 9.5 75 20 26500 255 28 27.0 7.2 | 231 26 20.5 16.7 76 20 26518 240 28 24.2 14.0 | 217 29 17.7 23.5 77 19 26822 255 28 27.0 7.2 | 231 26 20.5 16.7 78 17 27432 255 38 36.7 9.8 | 237 36 30.1 19.3 79 16 28042 270 34 34.0 -0.0 | 251 29 27.4 9.5 80 14 28956 245 27 24.5 11.4 | 221 27 17.9 20.9 81 13 29261 265 42 41.8 3.7 | 250 38 35.3 13.1 82 12 29566 290 36 33.8 -12.3 | 276 27 27.3 -2.8 83 11 30175 280 43 42.3 -7.5 | 267 36 35.8 2.0 84 10 30960 255 29 28.0 7.5 | 232 27 21.4 17.0 Wind Parameters Mean winds (0-6000m): 295.2 at 15.4 knts Storm direction: 325.2 at 11.5 knts Shear (0-3000m) pos: 1.4 neg: 1.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 33.5 deg Storm rel helicity (0-3000m) pos: 33.1 neg: -30.9 tot: 2.3 m^2/s^2 ave: 0.8 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.31 Bulk Shear: 12.39 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 ------------------------------------------------------------------------------- 500 289 6 171 8| 0.0 5.0 5.0| 8.0 -16.8 -8.8 -17.5 -0.30| 15.6 -4.6 1000 268 5 173 10| 0.0 4.5 4.5| 14.4 -27.6 -13.3 -13.3 -0.25| 11.8 -2.9 1500 270 6 174 9| 2.1 3.0 5.1| 20.0 -28.5 -8.5 -5.7 -0.14| 10.2 -1.5 2000 286 6 175 8| 2.1 2.2 4.3| 20.9 -30.7 -9.8 -4.9 -0.15| 8.7 -1.3 2500 292 7 177 7| 1.7 1.7 3.4| 24.1 -30.7 -6.7 -2.7 -0.06| 7.7 -0.5 3000 292 7 183 7| 1.4 1.5 2.9| 33.1 -30.9 2.3 0.8 0.05| 7.6 0.4 4000 289 11 209 7| 1.1 2.4 3.4| 40.0 -44.9 -4.9 -1.2 0.03| 7.5 0.2 5000 291 13 231 8| 2.0 2.1 4.1| 93.3 -64.0 29.3 5.9 0.12| 7.9 0.9 6000 295 15 248 8| 3.0 1.7 4.7|174.7 -76.5 98.2 16.4 0.24| 8.6 2.1 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251020.00.gif