UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 23 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 10.8 7.9 82 2.9 9.2 240 4 282.9 284.0 281.8 301.1 6.60 1 1000 113 9.8 7.7 87 2.1 8.7 240 8 283.0 284.1 281.8 301.2 6.60 2 957 476 6.4 6.4 100 0.0 6.4 246 9 283.1 284.2 281.5 300.5 6.30 3 925 755 5.0 5.0 100 0.0 5.0 270 14 284.4 285.4 281.7 300.9 5.91 4 915 844 4.2 4.2 100 0.0 4.2 276 19 284.5 285.5 281.4 300.3 5.65 5 914 852 4.2 3.5 95 0.7 3.9 276 19 284.6 285.5 281.2 299.7 5.38 6 912 870 4.4 2.6 88 1.8 3.5 277 20 285.0 285.8 281.0 299.2 5.06 7 911 879 4.8 2.1 83 2.7 3.5 278 20 285.5 286.3 281.0 299.2 4.89 8 910 888 6.6 -1.4 57 8.0 3.0 278 21 287.4 288.1 280.6 298.3 3.79 9 898 997 8.0 -3.0 46 11.0 3.1 281 24 289.9 290.5 281.3 299.9 3.41 10 894 1034 9.2 -4.8 37 14.0 3.1 282 25 291.5 292.1 281.5 300.4 2.99 11 886 1109 9.4 -5.6 34 15.0 3.0 283 27 292.5 293.0 281.7 300.9 2.84 12 880 1165 9.2 -4.8 37 14.0 3.1 284 28 292.9 293.4 282.1 301.9 3.04 13 873 1231 8.8 -6.2 34 15.0 2.5 285 29 293.1 293.6 281.9 301.3 2.75 14 872 1241 8.8 -7.2 31 16.0 2.2 285 29 293.2 293.7 281.7 300.8 2.55 15 871 1250 9.6 -13.4 18 23.0 1.2 284 29 294.1 294.4 280.8 298.9 1.56 16 869 1269 10.0 -16.0 14 26.0 1.0 284 28 294.8 295.0 280.7 298.7 1.26 17 861 1346 10.2 -19.8 10 30.0 0.5 282 27 295.7 295.9 280.7 298.7 0.92 18 853 1424 10.0 -20.0 10 30.0 0.3 281 26 296.3 296.5 281.0 299.2 0.91 19 850 1453 10.0 -20.0 10 30.0 0.3 280 26 296.6 296.8 281.1 299.5 0.92 20 829 1660 8.4 -19.6 12 28.0 -0.6 281 26 297.1 297.2 281.4 300.2 0.97 21 814 1811 8.2 -27.8 6 36.0 -1.6 276 25 298.4 298.5 281.3 300.0 0.48 22 805 1902 8.8 274 25 300.0 23 801 1943 8.8 273 24 300.4 24 790 2057 8.2 -16.8 15 25.0 -0.6 271 24 301.0 301.2 283.4 305.1 1.30 25 765 2322 6.6 -14.4 21 21.0 -1.1 270 24 302.0 302.3 284.2 307.2 1.64 26 745 2538 5.0 -18.0 17 23.0 -2.7 267 25 302.6 302.8 284.0 306.6 1.24 27 732 2681 4.0 -30.0 6 34.0 -4.7 262 24 303.0 303.1 283.2 304.5 0.43 28 700 3043 1.8 -37.2 4 39.0 -6.5 255 22 304.5 304.5 283.5 305.3 0.22 29 691 3147 1.4 -37.6 4 39.0 -6.8 254 23 305.2 305.2 283.8 305.9 0.22 30 626 3931 -4.9 -34.9 7 30.0 -11.0 262 22 306.7 306.8 284.5 307.8 0.31 31 537 5113 -13.9 -46.9 4 33.0 -18.1 262 28 309.7 309.7 285.4 310.1 0.10 32 524 5299 -15.5 -40.5 10 25.0 -19.1 263 27 310.0 310.0 285.6 310.7 0.21 33 500 5650 -18.1 -47.1 6 29.0 -21.4 255 27 311.0 311.0 285.8 311.4 0.11 34 497 5695 -18.3 -49.3 5 31.0 -21.7 255 27 311.3 311.3 285.9 311.6 0.09 35 493 5755 -18.3 -51.3 4 33.0 -21.7 256 27 312.0 312.0 286.1 312.2 0.07 36 475 6032 -20.3 -47.3 7 27.0 -23.2 259 29 312.8 312.9 286.5 313.3 0.11 37 471 6094 -20.7 -34.7 27 14.0 -22.9 260 29 313.1 313.2 286.9 314.6 0.43 38 466 6173 -21.5 -31.5 40 10.0 -23.2 260 30 313.1 313.2 287.1 315.1 0.59 39 435 6677 -25.3 -32.3 52 7.0 -26.4 262 33 314.5 314.6 287.6 316.5 0.58 40 421 6913 -27.1 -34.1 51 7.0 -28.1 263 35 315.1 315.2 287.7 316.9 0.51 41 415 7017 -27.7 -35.7 46 8.0 -28.7 264 36 315.6 315.7 287.8 317.2 0.44 42 411 7086 -28.3 -35.3 51 7.0 -29.2 264 36 315.7 315.8 287.9 317.4 0.46 43 400 7280 -29.9 -36.9 51 7.0 -30.7 265 38 316.1 316.2 287.9 317.6 0.40 44 386 7533 -32.1 -37.1 61 5.0 -32.7 261 37 316.5 316.6 288.1 317.9 0.41 45 371 7811 -34.1 -41.1 49 7.0 -34.8 260 37 317.4 317.5 288.2 318.5 0.28 46 358 8059 -36.3 -42.3 54 6.0 -36.8 260 36 317.7 317.8 288.3 318.7 0.26 47 336 8496 -39.7 -46.7 47 7.0 -40.1 260 36 318.9 318.9 288.6 319.5 0.17 48 320 8827 -42.5 -48.5 52 6.0 -42.8 260 35 319.5 319.5 288.8 320.1 0.15 49 313 8976 -43.7 -50.7 46 7.0 -44.0 260 35 319.9 319.9 288.8 320.3 0.12 50 307 9106 -44.7 -51.7 45 7.0 -45.0 260 35 320.2 320.3 288.9 320.6 0.11 51 305 9150 -44.9 -52.9 40 8.0 -45.2 260 35 320.6 320.6 289.0 320.9 0.09 52 300 9260 -45.7 -53.7 40 8.0 -46.0 265 37 320.9 321.0 289.1 321.3 0.09 53 294 9394 -46.9 -53.9 45 7.0 -47.1 262 37 321.1 321.1 289.2 321.4 0.09 54 289 9508 -47.5 -56.5 35 9.0 -47.8 260 37 321.8 321.8 289.4 322.1 0.06 55 273 9882 -50.7 -59.7 34 9.0 -50.9 257 37 322.5 322.5 289.6 322.6 0.04 56 250 10450 -54.9 -63.9 32 9.0 -55.1 265 41 324.4 324.5 290.2 324.6 0.03 57 224 11147 -59.5 -68.5 30 9.0 -59.6 260 44 327.7 327.7 291.1 327.8 0.02 58 200 11860 -58.1 -74.1 11 16.0 -58.3 265 41 340.8 340.8 294.5 340.8 0.01 59 150 13670 -58.7 -84.7 2 26.0 -58.9 250 46 368.9 368.9 300.4 369.0 0.00 60 100 16220 -58.1 -86.1 2 28.0 -58.5 250 30 415.5 415.5 307.2 415.5 0.00 61 96 16477 -56.7 -85.7 1 29.0 -57.2 250 30 423.1 423.1 308.1 423.1 0.00 62 79 17701 -59.7 -86.7 2 27.0 -60.1 262 31 441.1 441.1 310.0 441.2 0.00 63 78 17781 -58.3 -86.3 2 28.0 -58.7 263 31 445.7 445.7 310.4 445.7 0.00 64 70 18460 -58.5 -87.5 1 29.0 -59.0 240 37 459.2 459.2 311.7 459.2 0.00 65 62 19229 -54.1 -85.1 1 31.0 -55.0 251 32 485.2 485.2 313.8 485.2 0.00 66 57 19762 -58.7 -86.7 2 28.0 -59.3 216 14 486.6 486.6 314.0 486.6 0.00 67 50 20580 -60.5 -87.5 2 27.0 -61.0 270 18 500.9 500.9 315.0 500.9 0.00 68 49 20706 -60.7 -87.7 2 27.0 -61.2 271 18 503.3 503.3 315.2 503.4 0.00 69 48 20834 -61.1 -88.1 2 27.0 -61.6 273 17 505.4 505.4 315.3 505.4 0.00 70 45 21237 -60.1 -88.1 1 28.0 -60.7 254 23 517.2 517.2 316.1 517.2 0.00 71 43 21522 -57.9 -87.9 1 30.0 -58.7 251 28 529.4 529.4 316.9 529.4 0.00 72 42 21671 -56.3 -87.3 1 31.0 -57.3 256 29 536.9 536.9 317.3 536.9 0.00 73 39 22145 -54.3 -86.3 1 32.0 -55.6 253 19 553.5 553.5 318.3 553.5 0.01 74 39 22145 -54.1 -86.1 1 32.0 -55.5 253 19 554.0 554.0 318.3 554.0 0.01 75 37 22481 -56.5 -86.5 1 30.0 -57.6 273 11 556.2 556.2 318.5 556.3 0.01 76 32 23401 -57.9 -86.9 1 29.0 -59.0 247 18 576.1 576.1 319.5 576.1 0.01 77 30 23810 -55.7 -86.7 1 31.0 -57.2 310 15 592.8 592.8 320.3 592.8 0.01 78 29 24026 -55.3 -86.3 1 31.0 -56.9 325 12 599.7 599.7 320.6 599.7 0.01 79 28 24250 -55.9 -86.9 1 31.0 -57.4 341 10 604.0 604.1 320.8 604.1 0.01 80 27 24483 -53.1 -86.1 1 33.0 -55.2 357 9 618.2 618.2 321.4 618.3 0.01 81 26 24727 -52.3 -84.3 1 32.0 -54.6 13 11 627.2 627.2 321.8 627.3 0.01 82 22 25800 -55.7 -86.7 1 31.0 -57.6 106 15 647.8 647.8 322.6 647.8 0.01 83 20 26410 -53.5 -85.5 1 32.0 -56.1 145 8 672.4 672.4 323.5 672.5 0.01 84 18 27089 -52.9 -84.9 1 32.0 -55.8 151 9 694.9 694.9 324.3 695.0 0.02 85 18 27089 -51.1 -85.1 1 34.0 -54.5 151 9 700.6 700.6 324.4 700.7 0.02 86 16 27857 -50.3 -84.3 1 34.0 -54.2 129 8 727.2 727.2 325.3 727.3 0.02 87 16 27857 -48.5 -83.5 1 35.0 -53.1 129 8 733.0 733.1 325.4 733.2 0.02 88 13 29229 -46.5 -82.5 1 36.0 -52.5 1 0 784.8 784.8 326.8 785.1 0.03 89 12 29761 -46.3 -82.3 1 36.0 -52.7 72 6 803.7 803.7 327.3 804.0 0.04 90 11 30337 -47.9 -81.9 1 34.0 -53.9 161 10 818.1 818.2 327.7 818.6 0.04 91 10 30970 -45.3 -81.3 1 36.0 -52.8 275 9 850.5 850.5 328.4 851.0 0.05 92 8.2 32300 -43.3 -81.3 1 38.0 -52.7 328 8 908.0 908.1 329.6 908.7 0.07 93 7.7 32727 -39.9 -79.9 1 40.0 -51.5 345 8 938.2 938.2 330.1 939.1 0.09 94 7.0 33380 -38.5 -78.5 1 40.0 -51.4 10 8 969.9 970.0 330.7 971.3 0.12 95 6.9 33479 -38.3 -78.3 1 40.0 -51.4 974.7 974.8 330.8 976.2 0.13 96 6.8 33579 -38.3 -78.3 1 40.0 -51.5 978.8 978.9 330.8 980.3 0.13 97 6.7 33681 -38.7 -78.7 1 40.0 -51.7 981.3 981.4 330.9 982.7 0.12 98 6.2 34221 -32.3 -76.3 0 44.0 -49.8 1030.7 1030.8 331.7 1033.1 0.19 99 5.8 34692 -32.3 -76.3 0 44.0 -50.2 1050.5 1050.7 332.0 1053.1 0.21 TRP 224 11147 -59.5 -68.5 30 9.0 -59.6 260 44 327.7 327.7 291.1 327.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 676.56 mb = 3321.10 m = 10895.87 ft Wetbulb zero: 842.99 mb = 1521.46 m = 4991.59 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 23.94 % Est. max temperature: 23.44 C = 74.19 F Sfc-Lift cond lev (LCL): 969.47 mb = 369.27 m = 1211.50 ft T: 7.40 C 700-500 lapse rate: 7.63 C/km ThetaE index: 3.20 C Layer 873.0- 853.0 mb Conv cond level (CCL): 953.75 mb = 504.18 m = 1654.12 ft Mean mixing ratio: 6.27 g/kg Conv temperature: 11.12 C = 52.01 F Cap Strength: 11.05 C Lifted Index: 10.30 C Risk: None Lifted Index @300 mb: 14.40 C Lifted Index @700 mb: 10.75 C Showalter Index: 11.18 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 28.10 C Cross Totals Index: -1.90 C K Index: -30.90 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.72 J/kg Max Up Vert Vel: 3.93 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 11.08 C Lift Cond Lev (LCL): 950.70 mb = 530.43 m = 1740.23 ft Lev Free Conv (LFC): 945.70 mb = 573.64 m = 1882.00 ft Equ Level (EL): 935.70 mb = 660.75 m = 2167.80 ft B at Equ Level: 7.66 J/kg Max Parcel Lev (MPL): 905.70 mb = 927.20 m = 3041.97 ft Wind level data Storm motion: 294 at 17 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 3 240 4 3.5 2.0 | 126 15 -12.5 8.9 1 1000 113 240 8 6.9 4.0 | 141 14 -9.0 10.9 2 977 305 235 9 7.4 5.2 | 145 15 -8.6 12.1 3 941 610 255 9 8.7 2.3 | 142 12 -7.2 9.3 4 925 755 270 14 14.0 -0.0 | 164 7 -1.9 6.9 5 907 914 280 22 21.7 -3.8 | 241 7 5.7 3.1 6 874 1219 285 29 28.0 -7.5 | 273 12 12.1 -0.6 7 850 1453 280 26 25.6 -4.5 | 256 10 9.7 2.4 8 843 1524 285 27 26.1 -7.0 | 270 10 10.1 -0.0 9 812 1829 275 25 24.9 -2.2 | 242 10 9.0 4.8 10 782 2134 270 23 23.0 -0.0 | 225 10 7.1 6.9 11 754 2438 270 25 25.0 -0.0 | 233 11 9.1 6.9 12 726 2743 260 24 23.6 4.2 | 215 14 7.7 11.1 13 700 3043 255 22 21.3 5.7 | 203 14 5.3 12.6 14 647 3658 250 26 24.4 8.9 | 208 18 8.5 15.8 15 622 3962 265 21 20.9 1.8 | 210 10 5.0 8.8 16 598 4267 265 22 21.9 1.9 | 214 11 6.0 8.9 17 552 4877 255 31 29.9 8.0 | 223 21 14.0 15.0 18 531 5182 265 27 26.9 2.4 | 230 14 11.0 9.3 19 500 5650 255 27 26.1 7.0 | 216 17 10.1 13.9 20 470 6096 260 29 28.6 5.0 | 226 17 12.6 12.0 21 400 7280 265 38 37.9 3.3 | 245 24 21.9 10.3 22 381 7620 260 37 36.4 6.4 | 237 24 20.5 13.4 23 305 9144 260 35 34.5 6.1 | 235 23 18.5 13.0 24 300 9260 265 37 36.9 3.2 | 244 23 20.9 10.2 25 278 9754 255 36 34.8 9.3 | 229 25 18.8 16.3 26 250 10450 265 41 40.8 3.6 | 247 27 24.9 10.5 27 224 11147 260 44 43.3 7.6 | 242 31 27.4 14.6 28 219 11278 260 45 44.3 7.8 | 243 32 28.4 14.8 29 200 11860 265 41 40.8 3.6 | 247 27 24.9 10.5 30 181 12497 270 32 32.0 -0.0 | 247 17 16.1 6.9 31 172 12802 245 29 26.3 12.3 | 208 22 10.3 19.2 32 156 13411 260 38 37.4 6.6 | 238 25 21.5 13.5 33 150 13670 250 46 43.2 15.7 | 230 35 27.3 22.7 34 149 13716 250 46 43.2 15.7 | 230 35 27.3 22.7 35 135 14326 265 42 41.8 3.7 | 248 28 25.9 10.6 36 123 14935 250 38 35.7 13.0 | 225 28 19.8 19.9 37 117 15240 260 40 39.4 6.9 | 239 27 23.5 13.9 38 100 16220 250 30 28.2 10.3 | 215 21 12.3 17.2 39 96 16459 250 30 28.2 10.3 | 215 21 12.3 17.2 40 76 17983 265 31 30.9 2.7 | 237 18 14.9 9.7 41 72 18288 260 34 33.5 5.9 | 234 22 17.5 12.9 42 70 18460 240 37 32.0 18.5 | 212 30 16.1 25.4 43 69 18593 235 35 28.7 20.1 | 205 30 12.7 27.0 44 65 18898 250 39 36.6 13.3 | 226 29 20.7 20.3 45 62 19202 250 33 31.0 11.3 | 220 24 15.1 18.2 46 59 19507 265 24 23.9 2.1 | 221 12 8.0 9.0 47 56 19812 205 12 5.1 10.9 | 149 21 -10.9 17.8 48 51 20422 245 15 13.6 6.3 | 170 13 -2.3 13.3 49 50 20580 270 18 18.0 -0.0 | 197 7 2.1 6.9 50 47 21031 275 17 16.9 -1.5 | 190 6 1.0 5.5 51 44 21336 245 25 22.7 10.6 | 201 19 6.7 17.5 52 42 21641 255 30 29.0 7.8 | 222 20 13.0 14.7 53 40 21946 260 24 23.6 4.2 | 215 14 7.7 11.1 54 38 22250 250 16 15.0 5.5 | 176 12 -0.9 12.4 55 37 22555 280 10 9.8 -1.7 | 131 8 -6.1 5.2 56 35 22860 270 7 7.0 -0.0 | 128 11 -8.9 6.9 57 33 23165 235 10 8.2 5.7 | 149 15 -7.7 12.7 58 32 23470 250 20 18.8 6.8 | 192 14 2.9 13.8 59 30 23774 265 17 16.9 1.5 | 187 8 1.0 8.4 60 30 23810 310 15 11.5 -9.6 | 59 5 -4.4 -2.7 61 27 24384 350 8 1.4 -7.9 | 86 15 -14.6 -0.9 62 25 24994 30 13 -6.5 -11.3 | 79 23 -22.4 -4.3 63 23 25603 80 18 -17.7 -3.1 | 96 34 -33.7 3.8 64 22 25908 120 13 -11.3 6.5 | 116 30 -27.2 13.4 65 21 26213 65 1 -0.9 -0.4 | 111 18 -16.8 6.5 66 20 26410 145 8 -4.6 6.6 | 123 25 -20.5 13.5 67 20 26518 115 10 -9.1 4.2 | 114 27 -25.0 11.2 68 19 26822 130 10 -7.7 6.4 | 120 27 -23.6 13.4 69 17 27432 175 7 -0.6 7.0 | 130 22 -16.6 13.9 70 15 28346 80 10 -9.8 -1.7 | 101 26 -25.8 5.2 71 13 29261 0 0 -0.0 -0.0 | 114 17 -15.9 6.9 72 11 30175 130 10 -7.7 6.4 | 120 27 -23.6 13.4 73 10 30970 275 9 9.0 -0.8 | 131 9 -7.0 6.2 74 7 33380 10 8 -1.4 -7.9 | 87 17 -17.3 -0.9 Wind Parameters Mean winds (0-6000m): 263.6 at 23.2 knts Storm direction: 293.6 at 17.4 knts Shear (0-3000m) pos: 4.1 neg: 2.2 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 57.1 neg: -47.5 tot: 9.6 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 34.18 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 ------------------------------------------------------------------------------- 500 240 8 141 14| 5.2 0.0 5.2| 18.9 -0.9 18.0 35.9 0.64| 7.4 4.8 1000 260 12 153 10| 10.9 0.0 10.9| 44.1 -1.9 42.2 42.2 0.73| 12.9 9.4 1500 273 17 187 6| 8.2 0.0 8.2| 54.6 -8.6 46.0 30.7 0.59| 11.6 6.9 2000 275 19 209 6| 6.2 1.5 7.6| 54.6 -24.1 30.5 15.3 0.36| 10.2 3.7 2500 274 20 215 7| 4.9 1.5 6.4| 57.1 -28.7 28.4 11.4 0.31| 8.9 2.8 3000 271 21 215 8| 4.1 2.2 6.3| 57.1 -47.5 9.6 3.2 0.16| 8.4 1.4 4000 266 21 213 10| 3.2 1.9 5.0| 64.8 -48.2 16.6 4.1 0.16| 7.8 1.2 5000 265 22 215 11| 2.5 1.9 4.5| 79.2 -48.2 31.0 6.2 0.18| 7.5 1.4 6000 264 23 217 12| 2.2 1.6 3.8| 92.7 -61.5 31.2 5.2 0.16| 7.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250423.12.gif