UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 12 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 1014 3 11.8 9.9 88 1.9 10.7 165 2 283.8 285.1 283.2 304.7 7.56 1 1007 63 14.0 9.5 74 4.5 11.4 153 2 286.6 287.9 284.3 307.3 7.41 2 1000 123 13.4 9.4 77 4.0 11.2 140 3 286.5 287.8 284.3 307.3 7.41 3 998 140 13.4 9.5 77 3.9 11.2 131 3 286.7 288.0 284.4 307.6 7.48 4 986 242 13.8 8.8 72 5.0 11.0 78 3 288.1 289.4 284.7 308.4 7.22 5 979 302 15.2 5.2 51 10.0 9.9 46 3 290.1 291.1 283.9 306.3 5.66 6 962 451 15.2 4.2 48 11.0 9.4 38 7 291.6 292.5 284.2 307.1 5.37 7 925 782 12.8 2.8 51 10.0 7.6 20 12 292.4 293.3 284.2 307.1 5.06 8 898 1030 10.8 1.8 54 9.0 6.3 13 14 292.8 293.7 284.2 306.9 4.85 9 876 1236 8.8 0.8 57 8.0 4.9 358 11 292.8 293.7 283.9 306.3 4.63 10 867 1322 8.0 3.0 71 5.0 5.4 349 14 292.9 293.8 284.8 308.7 5.48 11 855 1437 7.8 0.8 61 7.0 4.4 336 17 293.8 294.7 284.4 307.7 4.74 12 852 1466 7.8 0.8 61 7.0 4.4 332 17 294.1 295.0 284.6 308.1 4.76 13 850 1485 7.8 -0.2 57 8.0 3.9 330 18 294.3 295.1 284.3 307.3 4.43 14 848 1504 8.0 -1.0 53 9.0 3.7 330 19 294.7 295.5 284.2 307.1 4.19 15 845 1534 9.2 -5.8 34 15.0 2.7 330 20 296.3 296.8 283.4 305.1 2.93 16 840 1583 9.6 -7.4 29 17.0 2.4 332 19 297.2 297.7 283.4 305.1 2.61 17 822 1762 8.6 -7.4 31 16.0 1.8 338 17 298.0 298.5 283.8 306.1 2.66 18 811 1873 8.6 -12.4 21 21.0 0.5 342 16 299.1 299.5 283.3 304.8 1.82 19 791 2079 7.4 -12.6 23 20.0 -0.2 352 14 300.0 300.3 283.7 305.7 1.83 20 776 2236 6.4 -13.6 22 20.0 -1.0 353 15 300.6 300.9 283.8 306.0 1.72 21 773 2268 6.4 -18.6 15 25.0 -1.9 353 15 300.9 301.1 283.2 304.6 1.14 22 765 2353 5.8 -17.2 17 23.0 -2.0 351 16 301.2 301.4 283.5 305.3 1.30 23 761 2395 6.0 -16.0 19 22.0 -1.7 351 17 301.8 302.1 284.0 306.4 1.44 24 756 2449 6.4 -29.6 5 36.0 -3.1 350 17 302.8 302.9 283.1 304.3 0.43 25 738 2646 5.4 -25.6 9 31.0 -3.5 347 14 303.8 304.0 283.8 306.0 0.64 26 711 2949 2.8 -14.2 27 17.0 -3.4 345 11 304.2 304.6 285.3 309.9 1.79 27 700 3075 2.2 -15.8 25 18.0 -4.1 355 10 304.9 305.2 285.3 310.0 1.59 28 692 3168 1.8 -18.2 21 20.0 -4.8 358 11 305.5 305.7 285.2 309.8 1.32 29 691 3179 1.8 -19.2 19 21.0 -5.0 359 11 305.6 305.8 285.1 309.6 1.21 30 683 3273 2.0 -44.0 2 46.0 -6.7 2 13 306.8 306.9 284.3 307.3 0.11 31 674 3381 2.2 5 14 308.2 32 545 5054 -11.3 -33.3 14 22.0 -15.6 331 24 311.5 311.6 286.4 313.0 0.42 33 500 5710 -16.3 -40.3 11 24.0 -19.8 315 24 313.2 313.2 286.7 314.0 0.23 34 421 6974 -26.9 -51.9 8 25.0 -28.9 296 33 315.4 315.4 287.3 315.7 0.08 35 400 7340 -30.1 -50.1 12 20.0 -31.6 295 34 315.9 315.9 287.5 316.2 0.10 36 379 7721 -33.3 -53.3 12 20.0 -34.6 295 37 316.6 316.6 287.7 316.8 0.07 37 356 8157 -37.3 -49.3 28 12.0 -38.0 295 42 316.9 316.9 287.9 317.4 0.12 38 349 8294 -38.1 -56.1 13 18.0 -38.9 295 43 317.6 317.6 288.1 317.8 0.05 39 336 8554 -39.7 -54.7 19 15.0 -40.4 295 46 318.9 318.9 288.5 319.2 0.07 40 307 9165 -43.5 -61.5 12 18.0 -44.1 295 53 321.9 321.9 289.4 322.0 0.03 41 300 9320 -44.9 -64.9 9 20.0 -45.4 290 56 322.1 322.1 289.4 322.2 0.02 42 297 9387 -45.5 -66.5 8 21.0 -46.0 290 56 322.2 322.2 289.4 322.2 0.02 43 276 9873 -48.9 -65.9 12 17.0 -49.3 286 58 324.1 324.1 290.0 324.1 0.02 44 263 10190 -50.1 -65.1 15 15.0 -50.4 285 55 326.8 326.8 290.8 326.9 0.02 45 257 10340 -51.1 -67.1 13 16.0 -51.4 285 51 327.5 327.5 291.0 327.6 0.02 46 255 10391 -50.7 -66.7 13 16.0 -51.0 285 50 328.8 328.8 291.4 328.9 0.02 47 250 10520 -51.5 -66.5 15 15.0 -51.8 285 46 329.5 329.5 291.6 329.6 0.02 48 244 10677 -52.1 -68.1 13 16.0 -52.4 285 46 330.9 330.9 292.0 331.0 0.02 49 241 10757 -51.5 -69.5 10 18.0 -51.8 282 45 333.0 333.0 292.5 333.0 0.01 50 200 11960 -53.5 -77.5 4 24.0 -53.8 265 56 348.0 348.0 296.2 348.1 0.00 51 184 12493 -54.7 -79.7 3 25.0 -55.0 255 52 354.5 354.5 297.6 354.5 0.00 52 177 12742 -52.9 -80.9 2 28.0 -53.3 261 57 361.4 361.4 299.0 361.4 0.00 53 173 12889 -53.3 -81.2 2 27.9 -53.7 265 60 363.1 363.1 299.3 363.1 0.00 54 150 13800 -55.9 -82.9 2 27.0 -56.2 260 60 373.8 373.8 301.2 373.8 0.00 55 147 13929 -54.5 -83.5 2 29.0 -54.9 260 58 378.4 378.4 302.0 378.4 0.00 56 131 14665 -56.9 -83.9 2 27.0 -57.2 257 48 386.7 386.7 303.3 386.7 0.00 57 124 15015 -55.9 -83.9 2 28.0 -56.3 256 43 394.7 394.7 304.5 394.7 0.00 58 109 15830 -59.5 -85.5 2 26.0 -59.8 248 40 402.7 402.7 305.6 402.7 0.00 59 100 16370 -59.7 -85.7 2 26.0 -60.0 245 47 412.4 412.4 306.8 412.4 0.00 60 92 16890 -60.3 -86.3 2 26.0 -60.6 248 47 421.1 421.1 307.9 421.2 0.00 61 89 17097 -59.1 -87.1 1 28.0 -59.5 253 49 427.6 427.6 308.6 427.6 0.00 62 78 17918 -61.9 -87.9 2 26.0 -62.2 274 37 438.2 438.2 309.7 438.2 0.00 63 72 18414 -60.3 -88.3 1 28.0 -60.7 259 28 451.7 451.7 311.0 451.7 0.00 64 70 18590 -59.3 -87.3 1 28.0 -59.7 250 28 457.5 457.5 311.5 457.5 0.00 65 63 19243 -61.9 -87.9 2 26.0 -62.3 200 19 465.8 465.8 312.3 465.8 0.00 66 56 19974 -59.1 -88.1 1 29.0 -59.7 246 19 488.1 488.1 314.1 488.1 0.00 67 50 20680 -60.5 -88.5 1 28.0 -61.0 250 17 500.9 500.9 315.0 500.9 0.00 68 48 20934 -61.1 -89.1 1 28.0 -61.6 251 13 505.4 505.4 315.3 505.4 0.00 69 47 21065 -59.5 -88.5 1 29.0 -60.2 264 15 512.3 512.3 315.8 512.3 0.00 70 44 21476 -61.3 -89.3 1 28.0 -61.9 273 13 517.6 517.6 316.1 517.6 0.00 71 39 22232 -56.9 -87.9 1 31.0 -57.9 220 12 546.9 546.9 317.9 546.9 0.00 72 36 22741 -55.7 -86.7 1 31.0 -57.0 333 2 562.7 562.7 318.8 562.7 0.01 73 34 23103 -57.7 -86.7 1 29.0 -58.7 312 4 566.7 566.7 319.0 566.7 0.01 74 31 23684 -59.3 -88.3 1 29.0 -60.3 258 13 577.5 577.5 319.5 577.6 0.01 75 30 23890 -57.9 -87.9 1 30.0 -59.0 270 19 586.8 586.8 320.0 586.8 0.01 76 28 24328 -55.5 -86.5 1 31.0 -57.1 277 21 605.2 605.2 320.9 605.2 0.01 77 26 24802 -55.3 -86.3 1 31.0 -57.1 293 18 618.7 618.7 321.5 618.8 0.01 78 25 25052 -56.1 -87.1 1 31.0 -57.8 279 16 623.4 623.4 321.6 623.4 0.01 79 24 25312 -55.5 -86.5 1 31.0 -57.3 266 14 632.4 632.4 322.0 632.5 0.01 80 23 25586 -52.5 -85.5 1 33.0 -55.0 284 20 649.0 649.0 322.6 649.1 0.01 81 21 26175 -52.3 -85.3 1 33.0 -55.1 309 25 666.7 666.7 323.3 666.8 0.01 82 20 26490 -53.7 -85.7 1 32.0 -56.2 260 19 671.8 671.8 323.5 671.9 0.01 83 19 26820 -54.1 -86.1 1 32.0 -56.6 253 17 680.5 680.5 323.8 680.6 0.01 84 14 28782 -53.7 -85.7 1 32.0 -56.9 257 26 743.9 744.0 325.8 744.1 0.02 85 13 29261 -51.3 -85.3 1 34.0 -55.5 263 31 768.2 768.2 326.4 768.4 0.02 86 12 29785 -48.7 -83.7 1 35.0 -54.1 246 26 795.2 795.2 327.1 795.5 0.03 87 11 30355 -50.1 -84.1 1 34.0 -55.2 280 28 810.1 810.2 327.5 810.4 0.03 88 10 30980 -48.7 -83.7 1 35.0 -54.7 265 31 837.8 837.8 328.1 838.1 0.04 89 9.2 31529 -47.7 -83.7 1 36.0 -54.5 861.8 861.8 328.7 862.2 0.04 90 8.7 31897 -49.5 -83.5 1 34.0 -55.6 868.7 868.7 328.8 869.1 0.04 91 7.5 32868 -50.1 -84.1 1 34.0 -56.5 903.9 904.0 329.5 904.4 0.04 92 7.4 32956 -50.3 -84.3 1 34.0 -56.7 906.6 906.6 329.5 907.0 0.04 TRP 244 10677 -52.1 -68.1 13 16.0 -52.4 285 46 330.9 330.9 292.0 331.0 0.02 WND 173 12889 -53.3 -81.2 2 27.9 -53.7 265 60 363.1 363.1 299.3 363.1 0.00 Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 652.98 mb = 3653.34 m = 11985.87 ft Wetbulb zero: 796.63 mb = 2020.26 m = 6628.07 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 32.91 % Est. max temperature: 21.12 C = 70.01 F Sfc-Lift cond lev (LCL): 985.37 mb = 247.34 m = 811.49 ft T: 13.93 C 700-500 lapse rate: 7.02 C/km ThetaE index: 2.94 C Layer 850.0- 840.0 mb Conv cond level (CCL): 651.89 mb = 3643.35 m = 11953.10 ft Mean mixing ratio: 5.92 g/kg Conv temperature: 36.88 C = 98.38 F Cap Strength: 9.68 C Lifted Index: 7.88 C Risk: None Lifted Index @300 mb: 10.80 C Lifted Index @700 mb: 7.75 C Showalter Index: 7.70 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 16.10 C K Index: 5.90 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 1.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.72 J/kg Max Up Vert Vel: 7.96 m/s Conv Inhibition (B-): 68125.17 J/kg Cap Strength: 9.63 C Lift Cond Lev (LCL): 849.12 mb = 1493.57 m = 4900.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 11 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 1014 3 165 2 -0.5 1.9 | 188 14 1.9 14.1 1 1000 123 140 3 -1.9 2.3 | 182 14 0.5 14.5 2 979 305 45 3 -2.1 -2.1 | 182 10 0.3 10.0 3 944 610 30 11 -5.5 -9.5 | 130 4 -3.1 2.6 4 925 782 20 12 -4.1 -11.3 | 117 2 -1.7 0.9 5 910 914 20 15 -5.1 -14.1 | 55 3 -2.7 -1.9 6 878 1219 360 11 -0.0 -11.0 | 244 3 2.4 1.2 7 850 1485 330 18 9.0 -15.6 | 287 12 11.4 -3.4 8 846 1524 330 20 10.0 -17.3 | 293 13 12.4 -5.2 9 815 1829 340 16 5.5 -15.0 | 290 8 7.9 -2.9 10 785 2134 355 14 1.2 -13.9 | 296 4 3.6 -1.8 11 757 2438 350 17 3.0 -16.7 | 311 7 5.3 -4.6 12 729 2743 345 13 3.4 -12.6 | 274 6 5.8 -0.4 13 702 3048 345 10 2.6 -9.7 | 243 6 5.0 2.5 14 700 3075 355 10 0.9 -10.0 | 236 4 3.3 2.2 15 676 3353 5 14 -1.2 -13.9 | 327 2 1.2 -1.8 16 650 3658 360 16 -0.0 -16.0 | 328 5 2.4 -3.8 17 601 4267 330 22 11.0 -19.1 | 297 15 13.4 -6.9 18 556 4877 335 25 10.6 -22.7 | 309 17 13.0 -10.5 19 514 5486 320 21 13.5 -16.1 | 284 16 15.9 -3.9 20 500 5710 315 24 17.0 -17.0 | 284 20 19.4 -4.8 21 474 6096 315 23 16.3 -16.3 | 282 19 18.7 -4.1 22 418 7010 295 33 29.9 -13.9 | 273 32 32.3 -1.8 23 400 7340 295 34 30.8 -14.4 | 274 33 33.2 -2.2 24 384 7620 295 36 32.6 -15.2 | 275 35 35.0 -3.0 25 308 9144 295 53 48.0 -22.4 | 281 51 50.4 -10.2 26 300 9320 290 56 52.6 -19.2 | 277 55 55.0 -7.0 27 268 10058 285 59 57.0 -15.3 | 273 59 59.4 -3.1 28 250 10520 285 46 44.4 -11.9 | 270 47 46.8 0.3 29 244 10668 285 46 44.4 -11.9 | 270 47 46.8 0.3 30 244 10677 285 46 44.4 -11.9 | 270 47 46.8 0.3 31 233 10973 275 44 43.8 -3.8 | 260 47 46.2 8.3 32 200 11960 265 56 55.8 4.9 | 254 61 58.2 17.0 33 184 12497 255 52 50.2 13.5 | 244 59 52.6 25.6 34 173 12889 265 60 59.8 5.2 | 254 65 62.2 17.4 35 167 13106 265 60 59.8 5.2 | 254 65 62.2 17.4 36 150 13800 260 60 59.1 10.4 | 250 65 61.5 22.6 37 120 15240 255 40 38.6 10.4 | 241 47 41.0 22.5 38 114 15545 250 37 34.8 12.7 | 236 45 37.2 24.8 39 100 16370 245 47 42.6 19.9 | 235 55 45.0 32.0 40 94 16764 245 46 41.7 19.4 | 234 54 44.1 31.6 41 85 17374 260 51 50.2 8.9 | 248 57 52.6 21.0 42 81 17678 280 42 41.4 -7.3 | 264 44 43.8 4.9 43 73 18288 265 28 27.9 2.4 | 244 34 30.3 14.6 44 70 18590 250 28 26.3 9.6 | 233 36 28.7 21.7 45 70 18593 250 25 23.5 8.6 | 231 33 25.9 20.7 46 67 18898 250 25 23.5 8.6 | 231 33 25.9 20.7 47 63 19202 200 19 6.5 17.9 | 197 31 8.9 30.0 48 60 19507 200 22 7.5 20.7 | 197 34 9.9 32.8 49 57 19812 230 27 20.7 17.4 | 218 37 23.1 29.5 50 55 20117 260 13 12.8 2.3 | 226 21 15.2 14.4 51 50 20680 250 17 16.0 5.8 | 226 26 18.4 18.0 52 50 20726 230 10 7.7 6.4 | 208 21 10.1 18.6 53 47 21031 260 15 14.8 2.6 | 229 23 17.2 14.8 54 45 21336 290 14 13.2 -4.8 | 245 17 15.6 7.4 55 41 21946 220 10 6.4 7.7 | 204 22 8.8 19.8 56 39 22250 220 12 7.7 9.2 | 205 24 10.1 21.4 57 35 22860 0 0 -0.0 -0.0 | 191 12 2.4 12.2 58 32 23470 240 10 8.7 5.0 | 213 20 11.1 17.2 59 31 23774 265 14 13.9 1.2 | 231 21 16.3 13.4 60 30 23890 270 19 19.0 -0.0 | 240 25 21.4 12.2 61 29 24079 265 21 20.9 1.8 | 239 27 23.3 14.0 62 28 24384 280 21 20.7 -3.6 | 250 25 23.1 8.5 63 26 24689 300 19 16.5 -9.5 | 262 19 18.8 2.7 64 24 25298 265 14 13.9 1.2 | 231 21 16.3 13.4 65 22 25908 305 26 21.3 -14.9 | 277 24 23.7 -2.7 66 21 26213 310 25 19.2 -16.1 | 280 22 21.5 -3.9 67 20 26490 260 19 18.7 3.3 | 234 26 21.1 15.5 68 20 26518 255 16 15.5 4.1 | 228 24 17.8 16.3 69 17 27432 250 19 17.9 6.5 | 227 28 20.2 18.7 70 16 27737 275 33 32.9 -2.9 | 255 36 35.3 9.3 71 16 28042 265 19 18.9 1.7 | 237 25 21.3 13.8 72 15 28346 280 23 22.7 -4.0 | 252 26 25.0 8.2 73 14 28651 255 25 24.1 6.5 | 235 32 26.5 18.6 74 13 29261 265 31 30.9 2.7 | 246 36 33.3 14.9 75 12 29566 235 24 19.7 13.8 | 220 34 22.1 25.9 76 12 29870 250 26 24.4 8.9 | 232 34 26.8 21.1 77 11 30175 285 27 26.1 -7.0 | 260 29 28.5 5.2 78 10 30980 265 31 30.9 2.7 | 246 36 33.3 14.9 Wind Parameters Mean winds (0-6000m): 341.1 at 16.5 knts Storm direction: 11.1 at 12.4 knts Shear (0-3000m) pos: 1.1 neg: 2.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 60.2 deg Storm rel helicity (0-3000m) pos: 10.9 neg: -32.8 tot: -21.8 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 9.3 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.89 Bulk Shear: 35.78 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 63 4 174 10| 0.0 9.9 9.9| 2.3 -15.9 -13.6 -27.2 -0.44| 11.8 -5.2 1000 29 8 163 5| 0.0 8.0 8.0| 2.3 -21.2 -18.9 -18.9 -0.54| 10.8 -5.9 1500 11 10 191 2| 0.0 7.2 7.2| 6.0 -21.8 -15.9 -10.6 -0.32| 12.5 -4.0 2000 358 12 263 3| 1.7 5.4 7.1| 9.0 -22.8 -13.8 -6.9 -0.25| 11.2 -2.8 2500 356 13 276 3| 1.3 4.3 5.6| 10.9 -24.0 -13.1 -5.2 -0.21| 10.0 -2.1 3000 354 13 276 4| 1.1 2.7 3.8| 10.9 -32.8 -21.8 -7.3 -0.29| 9.3 -2.7 4000 355 13 285 4| 1.4 2.9 4.3| 13.2 -38.2 -24.9 -6.2 -0.22| 8.9 -1.9 5000 348 15 296 6| 1.1 3.0 4.1| 24.7 -51.2 -26.5 -5.3 -0.20| 8.1 -1.6 6000 341 17 294 8| 0.9 2.6 3.5| 25.0 -78.1 -53.1 -8.9 -0.25| 7.6 -1.9 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251012.12.gif