UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:0000Z 22 APR 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 1013 3 21.8 10.8 50 11.0 15.1 270 7 293.9 295.3 287.8 317.0 8.05 1 1012 12 20.2 10.2 53 10.0 14.3 273 7 292.4 293.7 286.9 314.5 7.73 2 1000 116 19.4 10.4 56 9.0 14.0 305 10 292.5 294.0 287.2 315.3 7.93 3 980 290 20.0 9.0 49 11.0 13.5 300 7 294.8 296.2 287.5 316.2 7.36 4 971 370 19.6 8.6 49 11.0 13.1 306 6 295.2 296.5 287.5 316.2 7.23 5 956 504 19.6 2.6 32 17.0 10.6 320 3 296.5 297.4 285.6 310.8 4.82 6 946 594 19.0 3.0 34 16.0 10.4 328 1 296.8 297.7 285.9 311.6 5.02 7 943 622 18.8 5.8 42 13.0 11.4 336 1 296.9 298.0 287.1 314.9 6.14 8 925 787 18.2 2.2 34 16.0 9.7 65 3 297.9 298.8 286.1 312.3 4.85 9 924 796 18.0 2.0 34 16.0 9.6 64 3 297.8 298.7 286.1 312.0 4.78 10 908 945 17.0 3.0 39 14.0 9.5 51 4 298.3 299.2 286.6 313.8 5.23 11 904 983 17.2 -0.8 29 18.0 8.2 52 3 298.9 299.6 285.6 310.8 3.99 12 887 1145 16.6 -3.4 25 20.0 7.0 58 2 299.9 300.5 285.3 310.0 3.35 13 862 1387 14.6 -4.4 27 19.0 5.7 350 1 300.2 300.8 285.3 310.0 3.20 14 850 1505 13.6 -8.4 21 22.0 4.1 300 1 300.4 300.8 284.5 307.8 2.38 15 831 1694 12.0 -10.0 20 22.0 2.9 332 5 300.7 301.0 284.3 307.3 2.15 16 794 2074 11.2 -27.8 5 39.0 -0.2 339 9 303.7 303.8 283.5 305.4 0.49 17 700 3109 3.0 -23.0 13 26.0 -4.8 340 5 305.8 306.0 284.8 308.7 0.86 18 674 3413 0.4 -25.6 12 26.0 -6.7 340 6 306.2 306.4 284.8 308.6 0.71 19 563 4827 -9.1 -36.1 9 27.0 -14.2 311 7 311.2 311.3 286.1 312.3 0.31 20 500 5730 -16.9 -40.9 11 24.0 -20.3 15 4 312.4 312.5 286.5 313.2 0.21 21 451 6494 -23.5 -46.5 10 23.0 -25.9 329 3 313.5 313.5 286.7 314.0 0.13 22 404 7289 -29.9 -53.9 8 24.0 -31.5 296 9 315.2 315.2 287.2 315.5 0.06 23 400 7360 -30.3 -55.3 7 25.0 -31.9 295 10 315.6 315.6 287.3 315.8 0.05 24 382 7687 -32.5 -61.5 4 29.0 -33.9 285 15 316.9 316.9 287.8 317.0 0.03 25 366 7988 -34.5 -60.5 5 26.0 -35.7 285 22 318.1 318.1 288.2 318.3 0.03 26 361 8084 -35.1 -52.1 16 17.0 -36.1 285 24 318.6 318.6 288.4 318.9 0.09 27 357 8161 -35.7 -49.7 22 14.0 -36.6 285 26 318.8 318.8 288.5 319.2 0.11 28 349 8319 -36.9 -60.9 7 24.0 -37.9 285 29 319.2 319.3 288.5 319.4 0.03 29 344 8419 -37.5 -51.5 22 14.0 -38.3 285 31 319.8 319.8 288.8 320.1 0.10 30 322 8872 -41.3 -52.3 29 11.0 -41.8 282 34 320.6 320.6 289.0 321.0 0.09 31 305 9239 -43.9 -57.9 20 14.0 -44.4 280 37 322.0 322.0 289.4 322.2 0.05 32 300 9350 -44.7 -55.7 28 11.0 -45.1 280 41 322.4 322.4 289.6 322.6 0.07 33 296 9440 -45.1 -53.1 40 8.0 -45.4 279 41 323.0 323.0 289.8 323.4 0.09 34 289 9600 -46.3 -56.3 31 10.0 -46.7 278 41 323.5 323.5 289.9 323.8 0.06 35 275 9929 -49.1 -56.1 44 7.0 -49.3 275 41 324.1 324.1 290.1 324.4 0.07 36 273 9977 -49.3 -58.3 34 9.0 -49.6 275 42 324.5 324.5 290.2 324.7 0.05 37 271 10025 -49.9 -56.9 44 7.0 -50.1 274 42 324.3 324.3 290.2 324.6 0.06 38 262 10246 -51.3 -60.3 33 9.0 -51.5 273 42 325.4 325.4 290.5 325.6 0.04 39 257 10372 -52.5 -59.5 43 7.0 -52.7 272 42 325.4 325.4 290.5 325.6 0.05 40 250 10550 -54.1 -60.1 48 6.0 -54.2 270 42 325.6 325.6 290.5 325.8 0.05 41 249 10576 -54.3 -60.3 48 6.0 -54.4 270 42 325.7 325.7 290.5 325.9 0.05 42 241 10783 -56.1 -61.1 53 5.0 -56.2 267 43 326.1 326.1 290.6 326.2 0.04 43 237 10888 -56.9 -61.8 54 4.9 -57.0 266 44 326.4 326.4 290.7 326.6 0.04 44 232 11022 -57.3 -63.3 46 6.0 -57.4 265 44 327.8 327.8 291.1 327.9 0.03 45 225 11214 -58.9 -63.8 53 4.9 -59.0 266 45 328.2 328.3 291.3 328.4 0.03 46 217 11439 -60.3 -67.3 39 7.0 -60.4 267 46 329.5 329.5 291.6 329.6 0.02 47 207 11730 -62.7 -67.7 51 5.0 -62.7 269 47 330.2 330.2 291.8 330.3 0.02 48 202 11879 -63.5 -67.4 59 3.9 -63.6 270 48 331.3 331.3 292.1 331.3 0.02 49 200 11940 -63.7 -68.6 51 4.9 -63.7 270 48 331.9 331.9 292.3 332.0 0.02 50 193 12159 -64.7 -71.7 38 7.0 -64.8 270 49 333.7 333.7 292.7 333.7 0.01 51 188 12319 -65.7 -71.7 43 6.0 -65.7 270 50 334.6 334.6 293.0 334.6 0.01 52 181 12549 -66.3 -73.3 37 7.0 -66.4 265 47 337.3 337.3 293.6 337.3 0.01 53 176 12721 -63.7 -75.7 18 12.0 -63.8 264 46 344.2 344.2 295.3 344.3 0.01 54 171 12898 -62.5 -76.5 14 14.0 -62.6 262 45 349.1 349.1 296.4 349.1 0.01 55 168 13008 -62.5 -77.5 12 15.0 -62.6 261 44 350.9 350.9 296.8 350.9 0.01 56 167 13045 -62.5 -77.5 12 15.0 -62.6 261 44 351.5 351.5 297.0 351.5 0.01 57 150 13710 -61.3 -82.3 5 21.0 -61.4 255 40 364.5 364.5 299.5 364.5 0.00 58 146 13878 -61.3 -84.3 3 23.0 -61.5 260 35 367.3 367.3 300.1 367.3 0.00 59 100 16240 -59.1 -86.1 2 27.0 -59.5 255 35 413.5 413.5 306.9 413.5 0.00 60 96 16496 -58.1 -86.1 2 28.0 -58.5 257 34 420.3 420.3 307.7 420.4 0.00 61 83 17406 -60.1 -87.1 2 27.0 -60.4 277 29 434.1 434.1 309.3 434.1 0.00 62 80 17636 -58.7 -86.7 2 28.0 -59.1 259 32 441.6 441.6 310.0 441.6 0.00 63 75 18039 -59.9 -86.9 2 27.0 -60.3 276 26 447.3 447.3 310.6 447.3 0.00 64 70 18470 -59.5 -87.5 1 28.0 -59.9 255 24 457.1 457.1 311.5 457.1 0.00 65 65 18936 -58.7 -86.7 2 28.0 -59.2 257 26 468.6 468.6 312.5 468.6 0.00 66 60 19438 -61.5 -88.5 2 27.0 -61.9 260 17 473.2 473.2 312.9 473.2 0.00 67 51 20455 -58.5 -87.5 1 29.0 -59.2 244 14 502.8 502.8 315.1 502.8 0.00 68 50 20580 -59.3 -87.3 1 28.0 -59.9 240 10 503.7 503.7 315.2 503.8 0.00 69 49 20706 -59.5 -87.5 1 28.0 -60.1 275 17 506.2 506.2 315.4 506.2 0.00 70 45 21238 -58.7 -87.7 1 29.0 -59.5 243 13 520.6 520.6 316.4 520.6 0.00 71 40 21980 -56.1 -86.1 1 30.0 -57.2 267 17 545.0 545.0 317.8 545.0 0.01 72 38 22305 -57.3 -86.3 1 29.0 -58.3 285 17 550.0 550.0 318.1 550.0 0.01 73 33 23201 -54.1 -85.1 1 31.0 -55.7 246 14 581.1 581.1 319.7 581.2 0.01 74 30 23810 -55.1 -85.1 1 30.0 -56.6 195 15 594.4 594.4 320.3 594.5 0.01 75 24 25244 -52.5 -84.5 1 32.0 -54.9 204 13 641.2 641.2 322.3 641.2 0.01 76 22 25805 -54.3 -85.3 1 31.0 -56.5 243 16 651.9 652.0 322.7 652.0 0.01 77 20 26420 -51.3 -84.3 1 33.0 -54.4 295 19 679.1 679.2 323.7 679.3 0.02 78 19 26754 -50.9 -83.9 1 33.0 -54.2 289 19 690.4 690.4 324.1 690.6 0.02 79 18 27106 -52.5 -84.5 1 32.0 -55.5 334 10 696.1 696.1 324.3 696.3 0.02 80 16 27874 -49.3 -83.3 1 34.0 -53.6 88 4 730.4 730.4 325.4 730.6 0.02 81 15 28298 -49.9 -82.9 1 33.0 -54.2 29 13 742.0 742.1 325.7 742.3 0.03 82 13 29240 -47.5 -82.5 1 35.0 -53.1 62 11 781.4 781.4 326.8 781.7 0.03 83 12 29770 -47.7 -82.7 1 35.0 -53.5 91 10 798.7 798.8 327.2 799.1 0.04 84 12 29770 -44.5 -81.5 1 37.0 -51.7 91 10 810.1 810.1 327.5 810.5 0.04 85 11 30351 -46.3 -81.3 1 35.0 -53.0 159 10 823.9 824.0 327.8 824.4 0.05 86 10 30990 -42.9 -79.9 1 37.0 -51.6 240 11 859.4 859.4 328.6 860.1 0.07 87 9.7 31194 -43.5 -80.5 1 37.0 -52.1 240 11 864.7 864.7 328.7 865.3 0.06 88 8.4 32166 -40.1 -79.1 1 39.0 -51.1 238 9 914.3 914.4 329.7 915.3 0.09 89 8.3 32247 -40.1 -79.1 1 39.0 -51.2 237 8 917.5 917.5 329.8 918.5 0.09 90 8.0 32498 -39.5 -78.5 1 39.0 -51.1 237 8 929.6 929.6 330.0 930.7 0.11 91 7.6 32847 -40.1 -79.1 1 39.0 -51.6 236 7 940.9 940.9 330.2 942.0 0.10 92 7.4 33029 -39.7 -78.7 1 39.0 -51.6 236 7 949.7 949.8 330.4 951.0 0.11 93 7.1 33312 -37.3 -78.3 1 41.0 -50.8 235 6 970.9 971.0 330.7 972.3 0.12 94 7.0 33410 -37.3 -78.3 1 41.0 -50.9 235 6 974.9 974.9 330.8 976.3 0.12 95 6.0 34479 -35.5 -77.5 1 42.0 -51.1 1026.6 1026.7 331.6 1028.6 0.17 TRP 181 12549 -66.3 -73.3 37 7.0 -66.4 265 47 337.3 337.3 293.6 337.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5614.00 m Freezing level: 669.33 mb = 3472.63 m = 11393.02 ft Wetbulb zero: 795.89 mb = 2054.51 m = 6740.44 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 17.23 % Est. max temperature: 28.18 C = 82.72 F Sfc-Lift cond lev (LCL): 860.81 mb = 1398.42 m = 4587.94 ft T: 14.50 C 700-500 lapse rate: 7.59 C/km ThetaE index: 8.39 C Layer 904.0- 700.0 mb Conv cond level (CCL): 686.90 mb = 3260.79 m = 10698.01 ft Mean mixing ratio: 6.32 g/kg Conv temperature: 34.00 C = 93.20 F Cap Strength: 7.55 C Lifted Index: 2.94 C Risk: None Lifted Index @300 mb: 6.20 C Lifted Index @700 mb: 5.21 C Showalter Index: 6.81 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 30.50 C Cross Totals Index: 8.50 C K Index: -3.90 Risk: None Sweat Index: 6.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.49 J/kg Max Up Vert Vel: 7.00 m/s Conv Inhibition (B-): 50005.59 J/kg Cap Strength: 7.46 C Lift Cond Lev (LCL): 795.89 mb = 2054.60 m = 6740.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 6 at 4 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 1013 3 270 7 7.0 -0.0 | 242 8 7.4 4.0 1 1000 116 305 10 8.2 -5.7 | 281 9 8.6 -1.7 2 978 305 300 7 6.1 -3.5 | 265 6 6.5 0.5 3 944 610 330 1 0.5 -0.9 | 196 3 0.9 3.1 4 925 787 65 3 -2.7 -1.3 | 140 4 -2.3 2.7 5 911 914 50 4 -3.1 -2.6 | 118 3 -2.7 1.4 6 879 1219 60 1 -0.9 -0.5 | 172 4 -0.5 3.5 7 850 1505 300 1 0.9 -0.5 | 200 4 1.3 3.5 8 817 1829 355 8 0.7 -8.0 | 345 4 1.1 -4.0 9 788 2134 335 9 3.8 -8.2 | 315 6 4.2 -4.1 10 759 2438 360 8 -0.0 -8.0 | 354 4 0.4 -4.0 11 732 2743 335 6 2.5 -5.4 | 296 3 2.9 -1.4 12 700 3109 340 5 1.7 -4.7 | 288 2 2.1 -0.7 13 652 3658 340 6 2.1 -5.6 | 304 3 2.5 -1.6 14 603 4267 315 5 3.5 -3.5 | 263 4 3.9 0.5 15 558 4877 310 7 5.4 -4.5 | 275 6 5.8 -0.5 16 500 5730 15 4 -1.0 -3.9 | 103 1 -0.6 0.2 17 476 6096 20 4 -1.4 -3.8 | 105 1 -1.0 0.3 18 437 6706 300 2 1.7 -1.0 | 215 4 2.1 3.0 19 400 7360 295 10 9.1 -4.2 | 271 9 9.5 -0.2 20 385 7620 285 14 13.5 -3.6 | 268 14 13.9 0.4 21 338 8534 285 34 32.8 -8.8 | 278 34 33.2 -4.8 22 309 9144 280 34 33.5 -5.9 | 273 34 33.9 -1.9 23 300 9350 280 41 40.4 -7.1 | 274 41 40.8 -3.1 24 250 10550 270 42 42.0 -0.0 | 265 43 42.4 4.0 25 234 10973 265 44 43.8 3.8 | 260 45 44.2 7.9 26 200 11940 270 48 48.0 -0.0 | 265 49 48.4 4.0 27 183 12497 270 51 51.0 -0.0 | 266 52 51.4 4.0 28 181 12549 265 47 46.8 4.1 | 260 48 47.2 8.1 29 150 13710 255 40 38.6 10.4 | 250 42 39.0 14.4 30 150 13716 260 33 32.5 5.7 | 253 34 32.9 9.7 31 117 15240 260 50 49.2 8.7 | 256 51 49.6 12.7 32 101 16154 270 40 40.0 -0.0 | 264 41 40.4 4.0 33 100 16240 255 35 33.8 9.1 | 249 37 34.2 13.1 34 97 16459 255 35 33.8 9.1 | 249 37 34.2 13.1 35 92 16764 270 30 30.0 -0.0 | 262 31 30.4 4.0 36 88 17069 250 26 24.4 8.9 | 243 28 24.8 12.9 37 83 17374 280 29 28.6 -5.0 | 272 29 29.0 -1.0 38 79 17678 255 32 30.9 8.3 | 249 34 31.3 12.3 39 76 17983 280 26 25.6 -4.5 | 271 26 26.0 -0.5 40 72 18288 260 24 23.6 4.2 | 251 25 24.0 8.2 41 70 18470 255 24 23.2 6.2 | 247 26 23.6 10.2 42 65 18898 255 27 26.1 7.0 | 247 29 26.5 11.0 43 62 19202 270 16 16.0 -0.0 | 256 17 16.4 4.0 44 57 19812 245 18 16.3 7.6 | 235 20 16.7 11.6 45 54 20117 255 24 23.2 6.2 | 247 26 23.6 10.2 46 50 20580 240 10 8.7 5.0 | 225 13 9.1 9.0 47 49 20726 280 18 17.7 -3.1 | 267 18 18.1 0.9 48 47 21031 225 12 8.5 8.5 | 215 15 8.9 12.5 49 44 21336 250 14 13.2 4.8 | 237 16 13.6 8.8 50 42 21641 230 16 12.3 10.3 | 222 19 12.7 14.3 51 38 22250 295 18 16.3 -7.6 | 282 17 16.7 -3.6 52 37 22555 250 12 11.3 4.1 | 235 14 11.7 8.1 53 35 22860 240 14 12.1 7.0 | 229 17 12.5 11.0 54 33 23165 245 14 12.7 5.9 | 233 16 13.1 9.9 55 32 23470 255 11 10.6 2.8 | 238 13 11.0 6.9 56 30 23774 180 10 0.0 10.0 | 182 14 0.4 14.0 57 30 23810 195 15 3.9 14.5 | 193 19 4.3 18.5 58 27 24384 210 13 6.5 11.3 | 204 17 6.9 15.3 59 26 24689 245 10 9.1 4.2 | 229 13 9.5 8.2 60 24 25298 200 13 4.4 12.2 | 197 17 4.8 16.2 61 20 26420 295 19 17.2 -8.0 | 283 18 17.6 -4.0 62 20 26518 250 13 12.2 4.4 | 236 15 12.6 8.5 63 19 26822 300 20 17.3 -10.0 | 289 19 17.7 -6.0 64 18 27127 335 10 4.2 -9.1 | 318 7 4.6 -5.0 65 17 27432 85 4 -4.0 -0.3 | 136 5 -3.6 3.7 66 16 27737 110 1 -0.9 0.3 | 173 4 -0.5 4.4 67 15 28346 25 14 -5.9 -12.7 | 32 10 -5.5 -8.7 68 14 28651 30 12 -6.0 -10.4 | 41 8 -5.6 -6.4 69 12 29870 95 10 -10.0 0.9 | 117 11 -9.6 4.9 70 10 30990 240 11 9.5 5.5 | 226 14 9.9 9.5 71 7 33410 235 6 4.9 3.4 | 215 9 5.3 7.5 Wind Parameters Mean winds (0-6000m): 335.7 at 5.4 knts Storm direction: 5.7 at 4.0 knts Shear (0-3000m) pos: 2.3 neg: 1.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 49.8 deg Storm rel helicity (0-3000m) pos: 24.0 neg: -14.3 tot: 9.7 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.91 Bulk Shear: 2.25 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 ------------------------------------------------------------------------------- 500 301 7 267 7| 5.7 0.0 5.7| 11.1 -4.7 6.4 12.7 0.14| 12.6 1.8 1000 316 5 263 4| 5.0 0.0 5.0| 11.7 -9.0 2.7 2.7 -0.17| 10.3 -1.7 1500 325 4 250 3| 3.3 1.2 4.6| 14.7 -9.0 5.8 3.8 0.01| 8.2 0.1 2000 336 4 267 2| 3.2 0.9 4.1| 20.5 -10.0 10.5 5.3 0.21| 8.6 1.8 2500 340 5 291 2| 2.7 0.7 3.4| 24.0 -11.6 12.3 4.9 0.22| 7.9 1.7 3000 341 5 295 2| 2.3 1.0 3.3| 24.0 -14.3 9.7 3.2 0.13| 7.2 0.9 4000 340 5 294 2| 1.7 1.0 2.7| 24.4 -15.5 8.9 2.2 0.10| 5.7 0.6 5000 334 5 287 3| 1.5 0.9 2.4| 26.4 -16.4 10.0 2.0 0.11| 5.0 0.5 6000 336 5 289 3| 1.5 0.7 2.3| 27.9 -16.4 11.6 1.9 0.15| 4.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250422.00.gif