UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 24 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 1016 3 10.6 7.3 80 3.3 8.9 285 9 282.5 283.6 281.3 299.9 6.32 1 1000 135 9.4 6.9 84 2.5 8.1 255 12 282.5 283.6 281.3 299.8 6.24 2 959 481 6.0 6.0 100 0.0 6.0 269 12 282.5 283.6 281.1 299.4 6.12 3 925 776 4.4 4.4 100 0.0 4.4 270 12 283.8 284.8 281.1 299.6 5.67 4 904 963 3.2 3.2 100 0.0 3.2 272 11 284.4 285.4 281.1 299.4 5.33 5 902 981 3.2 2.9 98 0.3 3.1 273 11 284.6 285.5 281.0 299.3 5.23 6 899 1008 4.8 -1.2 65 6.0 2.1 275 11 286.5 287.2 280.3 297.7 3.89 7 898 1017 5.0 -2.0 60 7.0 2.0 275 11 286.8 287.5 280.2 297.4 3.67 8 875 1230 8.8 -7.2 31 16.0 2.2 286 8 292.9 293.4 281.5 300.5 2.54 9 872 1258 9.2 -2.8 43 12.0 3.7 287 7 293.6 294.3 283.1 304.2 3.56 10 866 1316 9.0 0.0 53 9.0 4.6 291 5 294.0 294.8 284.2 307.0 4.41 11 863 1344 9.4 -3.6 40 13.0 3.5 293 4 294.7 295.3 283.3 304.8 3.39 12 860 1373 9.4 -2.6 43 12.0 3.8 294 4 295.0 295.7 283.7 305.9 3.67 13 850 1470 8.6 -3.4 43 12.0 3.1 300 1 295.2 295.8 283.6 305.6 3.50 14 836 1607 7.8 -2.2 49 10.0 3.1 292 1 295.7 296.4 284.3 307.3 3.89 15 825 1716 7.4 -8.6 31 16.0 0.9 286 1 296.4 296.9 282.9 303.8 2.42 16 808 1887 6.0 -8.0 36 14.0 0.3 304 2 296.7 297.2 283.2 304.5 2.59 17 786 2112 5.0 -12.0 28 17.0 -1.3 48 5 298.0 298.3 283.0 304.0 1.94 18 781 2164 5.2 -18.8 16 24.0 -2.5 53 5 298.7 298.9 282.3 302.3 1.11 19 745 2547 3.2 -34.8 4 38.0 -5.3 313 5 300.6 300.7 282.0 301.5 0.27 20 720 2823 1.4 -34.6 5 36.0 -6.5 284 11 301.6 301.6 282.4 302.6 0.28 21 715 2879 1.4 -44.6 2 46.0 -6.9 287 11 302.2 302.2 282.4 302.6 0.10 22 700 3049 0.2 -34.8 5 35.0 -7.4 280 8 302.7 302.8 282.9 303.7 0.28 23 686 3210 -1.1 -34.1 6 33.0 -8.2 285 10 303.0 303.1 283.0 304.1 0.31 24 597 4301 -7.9 -42.9 4 35.0 -13.5 265 15 307.4 307.4 284.5 307.9 0.15 25 586 4445 -9.1 -45.1 4 36.0 -14.5 270 13 307.7 307.7 284.6 308.1 0.12 26 576 4578 -10.3 -43.3 5 33.0 -15.3 274 12 307.8 307.8 284.7 308.3 0.14 27 570 4658 -10.7 -31.7 16 21.0 -14.9 272 12 308.2 308.3 285.2 309.9 0.47 28 568 4685 -10.9 -24.9 31 14.0 -14.3 270 12 308.3 308.5 285.8 311.3 0.89 29 565 4726 -11.3 -25.3 30 14.0 -14.7 268 12 308.3 308.5 285.8 311.2 0.87 30 537 5113 -14.3 -24.3 42 10.0 -16.7 264 14 309.2 309.4 286.2 312.6 1.00 31 525 5284 -14.9 -27.9 32 13.0 -17.7 266 15 310.5 310.6 286.4 313.0 0.73 32 516 5414 -16.1 -30.1 29 14.0 -18.8 269 16 310.6 310.7 286.3 312.7 0.61 33 500 5650 -17.9 -29.9 34 12.0 -20.2 260 20 311.2 311.3 286.5 313.4 0.64 34 482 5923 -20.3 -31.3 37 11.0 -22.2 251 19 311.5 311.6 286.6 313.5 0.58 35 479 5969 -20.5 -34.5 27 14.0 -22.7 249 19 311.8 311.9 286.5 313.4 0.43 36 471 6093 -21.3 -37.3 22 16.0 -23.6 245 18 312.4 312.4 286.6 313.5 0.33 37 451 6412 -24.3 -37.3 29 13.0 -26.1 265 19 312.5 312.6 286.6 313.7 0.34 38 443 6542 -25.1 -40.1 23 15.0 -26.9 263 22 313.1 313.1 286.8 314.0 0.26 39 439 6608 -24.3 -48.3 9 24.0 -26.6 262 23 314.9 314.9 287.2 315.3 0.11 40 433 6708 -24.5 -51.5 6 27.0 -26.9 260 25 315.9 315.9 287.5 316.2 0.08 41 400 7280 -29.1 -47.1 16 18.0 -30.7 250 36 317.2 317.2 288.0 317.7 0.14 42 392 7424 -30.1 -46.1 20 16.0 -31.5 250 38 317.7 317.7 288.2 318.3 0.16 43 381 7627 -31.7 -51.7 12 20.0 -33.1 250 41 318.2 318.2 288.2 318.5 0.09 44 364 7948 -34.5 -46.5 29 12.0 -35.4 245 43 318.6 318.7 288.5 319.2 0.16 45 363 7967 -34.7 -47.7 26 13.0 -35.7 245 43 318.6 318.6 288.5 319.1 0.14 46 359 8045 -35.5 -45.5 35 10.0 -36.2 243 43 318.6 318.6 288.5 319.2 0.18 47 357 8084 -35.9 -40.1 65 4.2 -36.3 243 43 318.5 318.6 288.6 319.7 0.33 48 353 8162 -36.3 -39.6 71 3.3 -36.6 241 44 319.0 319.1 288.8 320.3 0.35 49 334 8544 -39.3 -42.3 73 3.0 -39.5 250 45 320.0 320.1 289.0 321.0 0.28 50 332 8585 -39.9 -42.7 75 2.8 -40.1 251 45 319.7 319.8 288.9 320.7 0.27 51 314 8964 -42.9 -46.8 65 3.9 -43.1 258 46 320.7 320.7 289.2 321.4 0.18 52 311 9029 -43.5 -47.0 68 3.5 -43.7 257 45 320.7 320.8 289.2 321.4 0.18 53 303 9203 -44.9 -47.9 72 3.0 -45.0 253 45 321.2 321.2 289.3 321.8 0.17 54 300 9270 -45.5 -49.0 68 3.5 -45.7 250 46 321.2 321.3 289.3 321.8 0.15 55 294 9404 -46.7 -50.7 64 4.0 -46.9 250 47 321.4 321.4 289.3 321.9 0.12 56 264 10110 -52.3 -55.3 70 3.0 -52.4 251 51 323.2 323.3 289.8 323.5 0.08 57 250 10460 -55.5 -60.3 55 4.8 -55.6 255 56 323.6 323.6 289.9 323.7 0.05 58 207 11631 -65.2 -69.0 59 3.8 -65.3 260 75 326.3 326.3 290.7 326.3 0.02 59 205 11690 -65.7 -69.5 59 3.8 -65.7 260 75 326.4 326.4 290.7 326.5 0.02 60 200 11840 -64.3 -72.3 33 8.0 -64.4 255 60 330.9 330.9 292.0 331.0 0.01 61 150 13650 -57.1 -84.1 2 27.0 -57.4 255 42 371.7 371.7 300.9 371.7 0.00 62 100 16220 -58.5 -86.5 2 28.0 -58.9 245 29 414.7 414.7 307.1 414.7 0.00 63 92 16743 -58.3 -87.3 1 29.0 -58.7 248 29 425.1 425.1 308.3 425.1 0.00 64 89 16952 -56.1 -86.1 1 30.0 -56.6 250 30 433.5 433.5 309.2 433.6 0.00 65 83 17393 -58.1 -87.1 1 29.0 -58.6 254 30 438.2 438.2 309.7 438.2 0.00 66 73 18204 -56.1 -86.1 1 30.0 -56.8 230 34 458.8 458.8 311.7 458.8 0.00 67 70 18470 -56.7 -86.7 1 30.0 -57.3 250 32 463.1 463.1 312.0 463.1 0.00 68 61 19340 -57.7 -87.7 1 30.0 -58.3 267 16 479.4 479.4 313.4 479.5 0.00 69 55 19995 -55.9 -86.9 1 31.0 -56.8 252 19 498.0 498.0 314.8 498.0 0.00 70 50 20600 -56.9 -86.9 1 30.0 -57.7 265 14 509.4 509.4 315.6 509.4 0.00 71 43 21554 -58.3 -88.3 1 30.0 -59.1 245 15 528.4 528.4 316.8 528.4 0.00 72 34 23043 -55.5 -86.5 1 31.0 -56.9 264 10 572.5 572.5 319.3 572.5 0.01 73 30 23840 -56.7 -86.7 1 30.0 -58.0 95 7 590.1 590.1 320.2 590.1 0.01 74 29 24055 -56.9 -86.9 1 30.0 -58.2 113 8 595.3 595.3 320.4 595.3 0.01 75 27 24509 -55.1 -87.1 1 32.0 -56.8 80 6 612.6 612.6 321.2 612.7 0.01 76 24 25262 -54.9 -86.9 1 32.0 -56.8 293 6 634.2 634.2 322.1 634.2 0.01 77 23 25535 -52.9 -86.9 1 34.0 -55.4 262 9 647.8 647.8 322.6 647.9 0.01 78 23 25535 -51.9 -85.9 1 34.0 -54.6 262 9 650.8 650.8 322.7 650.8 0.01 79 21 26124 -52.1 -85.1 1 33.0 -54.9 46 11 667.3 667.3 323.3 667.4 0.01 80 20 26440 -51.7 -84.7 1 33.0 -54.7 60 7 677.9 677.9 323.7 678.0 0.02 81 19 26773 -52.1 -85.1 1 33.0 -55.1 97 7 686.7 686.7 324.0 686.8 0.01 82 17 27495 -51.3 -85.3 1 34.0 -54.8 127 4 711.5 711.5 324.8 711.6 0.02 83 16 27891 -48.9 -83.9 1 35.0 -53.4 8 3 731.7 731.7 325.4 731.9 0.02 84 16 27891 -48.9 -83.9 1 35.0 -53.4 8 3 731.7 731.7 325.4 731.9 0.02 85 15 28315 -49.9 -83.9 1 34.0 -54.2 29 11 742.0 742.1 325.7 742.2 0.02 86 14 28768 -48.1 -83.1 1 35.0 -53.2 73 12 762.9 762.9 326.3 763.2 0.03 87 13 29255 -49.7 -83.7 1 34.0 -54.5 83 11 773.7 773.7 326.6 774.0 0.03 88 12 29783 -46.7 -82.7 1 36.0 -52.9 10 1 802.3 802.3 327.3 802.6 0.04 89 11 30360 -47.1 -83.1 1 36.0 -53.5 293 2 821.0 821.1 327.7 821.4 0.04 90 10 31000 -40.7 -80.7 1 40.0 -50.6 210 4 867.6 867.7 328.8 868.2 0.06 91 9.3 31495 -38.9 -79.9 1 41.0 -50.1 228 5 892.7 892.7 329.3 893.4 0.07 92 9.1 31644 -38.3 -79.3 1 41.0 -50.0 234 5 900.5 900.6 329.4 901.4 0.08 93 8.2 32357 -40.1 -80.1 1 40.0 -51.2 260 7 920.7 920.7 329.8 921.5 0.08 94 7.0 33440 -38.1 -79.1 1 41.0 -51.2 300 9 971.5 971.6 330.7 972.8 0.11 95 6.3 34167 -37.1 -79.1 0 42.0 -51.4 1005.5 1005.6 331.3 1007.0 0.12 96 5.7 34867 -31.3 -75.3 0 44.0 -50.0 1060.1 1060.3 332.1 1063.3 0.24 TRP 205 11690 -65.7 -69.5 59 3.8 -65.7 260 75 326.4 326.4 290.7 326.5 0.02 WND 207 11631 -65.2 -69.0 59 3.8 -65.3 260 75 326.3 326.3 290.7 326.3 0.02 Sounding variables and indices 1000-500 mb thick: 5515.00 m Freezing level: 697.85 mb = 3073.78 m = 10084.45 ft Wetbulb zero: 804.47 mb = 1922.32 m = 6306.76 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 32.93 % Est. max temperature: 22.19 C = 71.94 F Sfc-Lift cond lev (LCL): 966.43 mb = 416.97 m = 1367.98 ft T: 6.63 C 700-500 lapse rate: 6.96 C/km ThetaE index: 3.50 C Layer 825.0- 808.0 mb Conv cond level (CCL): 953.16 mb = 530.66 m = 1740.99 ft Mean mixing ratio: 6.04 g/kg Conv temperature: 10.86 C = 51.56 F Cap Strength: 11.33 C Lifted Index: 11.32 C Risk: None Lifted Index @300 mb: 15.42 C Lifted Index @700 mb: 9.85 C Showalter Index: 7.28 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 14.50 C K Index: -11.90 Risk: None Sweat Index: 22.00 Risk: None Energy Index: 1.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.74 J/kg Max Up Vert Vel: 3.67 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 11.31 C Lift Cond Lev (LCL): 950.95 mb = 549.62 m = 1803.18 ft Lev Free Conv (LFC): 945.95 mb = 592.75 m = 1944.70 ft Equ Level (EL): 905.95 mb = 945.11 m = 3100.71 ft B at Equ Level: 5.82 J/kg Max Parcel Lev (MPL): 895.95 mb = 1035.53 m = 3397.37 ft Wind level data Storm motion: 302 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 1016 3 285 9 8.7 -2.3 | 226 3 1.9 1.8 1 1000 135 255 12 11.6 3.1 | 213 9 4.8 7.3 2 980 305 275 12 12.0 -1.0 | 239 6 5.2 3.1 3 944 610 265 12 12.0 1.0 | 225 7 5.2 5.2 4 925 776 270 12 12.0 -0.0 | 231 7 5.2 4.2 5 910 914 270 12 12.0 -0.0 | 231 7 5.2 4.2 6 876 1219 285 8 7.7 -2.1 | 204 2 0.9 2.1 7 850 1470 300 1 0.9 -0.5 | 122 7 -5.9 3.7 8 813 1829 280 1 1.0 -0.2 | 125 7 -5.8 4.0 9 783 2134 60 5 -4.3 -2.5 | 99 11 -11.1 1.7 10 755 2438 330 1 0.5 -0.9 | 118 7 -6.3 3.3 11 727 2743 280 12 11.8 -2.1 | 247 5 5.0 2.1 12 700 3048 295 10 9.1 -4.2 | 271 2 2.3 -0.1 13 700 3049 280 8 7.9 -1.4 | 201 3 1.1 2.8 14 673 3353 290 11 10.3 -3.8 | 263 4 3.5 0.4 15 647 3658 280 11 10.8 -1.9 | 241 5 4.0 2.3 16 622 3962 275 13 13.0 -1.1 | 244 7 6.2 3.0 17 598 4267 265 15 14.9 1.3 | 236 10 8.2 5.5 18 575 4572 275 12 12.0 -1.0 | 239 6 5.2 3.1 19 553 4877 260 13 12.8 2.3 | 223 9 6.0 6.4 20 511 5486 270 16 16.0 -0.0 | 246 10 9.2 4.2 21 500 5650 260 20 19.7 3.5 | 239 15 12.9 7.6 22 470 6096 245 18 16.3 7.6 | 219 15 9.5 11.8 23 451 6401 265 19 18.9 1.7 | 244 13 12.1 5.8 24 400 7280 250 36 33.8 12.3 | 239 32 27.0 16.5 25 381 7620 250 41 38.5 14.0 | 240 37 31.7 18.2 26 349 8230 240 44 38.1 22.0 | 230 41 31.3 26.2 27 319 8839 260 46 45.3 8.0 | 252 40 38.5 12.2 28 306 9144 255 45 43.5 11.6 | 247 40 36.7 15.8 29 300 9270 250 46 43.2 15.7 | 241 42 36.4 19.9 30 266 10058 250 50 47.0 17.1 | 242 45 40.2 21.3 31 250 10460 255 56 54.1 14.5 | 248 51 47.3 18.7 32 207 11631 260 75 73.9 13.0 | 256 69 67.1 17.2 33 205 11690 260 75 73.9 13.0 | 256 69 67.1 17.2 34 200 11840 255 60 58.0 15.5 | 249 55 51.2 19.7 35 199 11887 260 75 73.9 13.0 | 256 69 67.1 17.2 36 189 12192 250 48 45.1 16.4 | 242 43 38.3 20.6 37 172 12802 250 54 50.7 18.5 | 243 49 44.0 22.6 38 156 13411 250 34 31.9 11.6 | 238 30 25.2 15.8 39 150 13650 255 42 40.6 10.9 | 246 37 33.8 15.0 40 135 14326 260 39 38.4 6.8 | 251 33 31.6 10.9 41 122 14935 240 41 35.5 20.5 | 229 38 28.7 24.7 42 117 15240 250 37 34.8 12.7 | 239 33 28.0 16.8 43 111 15545 250 44 41.3 15.0 | 241 40 34.6 19.2 44 106 15850 260 31 30.5 5.4 | 248 26 23.7 9.6 45 100 16220 245 29 26.3 12.3 | 230 25 19.5 16.4 46 96 16459 245 29 26.3 12.3 | 230 25 19.5 16.4 47 83 17374 255 30 29.0 7.8 | 242 25 22.2 11.9 48 76 17983 215 27 15.5 22.1 | 198 28 8.7 26.3 49 72 18288 235 37 30.3 21.2 | 223 35 23.5 25.4 50 70 18470 250 32 30.1 10.9 | 237 28 23.3 15.1 51 62 19202 265 16 15.9 1.4 | 239 11 9.2 5.6 52 59 19507 270 16 16.0 -0.0 | 246 10 9.2 4.2 53 57 19812 270 19 19.0 -0.0 | 251 13 12.2 4.2 54 54 20117 240 19 16.5 9.5 | 215 17 9.7 13.7 55 51 20422 255 17 16.4 4.4 | 228 13 9.6 8.6 56 50 20600 265 14 13.9 1.2 | 233 9 7.2 5.4 57 49 20726 250 22 20.7 7.5 | 230 18 13.9 11.7 58 45 21336 245 9 8.2 3.8 | 190 8 1.4 8.0 59 42 21641 245 17 15.4 7.2 | 217 14 8.6 11.4 60 40 21946 230 12 9.2 7.7 | 191 12 2.4 11.9 61 39 22250 270 15 15.0 -0.0 | 243 9 8.2 4.2 62 35 22860 255 10 9.7 2.6 | 203 7 2.9 6.8 63 33 23165 270 10 10.0 -0.0 | 218 5 3.2 4.2 64 32 23470 315 13 9.2 -9.2 | 334 6 2.4 -5.0 65 30 23840 95 7 -7.0 0.6 | 109 15 -13.8 4.8 66 28 24384 140 10 -6.4 7.7 | 132 18 -13.2 11.8 67 26 24689 0 0 -0.0 -0.0 | 122 8 -6.8 4.2 68 23 25603 255 10 9.7 2.6 | 203 7 2.9 6.8 69 22 25908 35 10 -5.7 -8.2 | 72 13 -12.5 -4.0 70 21 26213 50 11 -8.4 -7.1 | 79 15 -15.2 -2.9 71 20 26440 60 7 -6.1 -3.5 | 93 13 -12.9 0.7 72 17 27432 170 6 -1.0 5.9 | 142 13 -7.8 10.1 73 16 27737 0 0 -0.0 -0.0 | 122 8 -6.8 4.2 74 15 28346 30 11 -5.5 -9.5 | 66 13 -12.3 -5.4 75 14 28651 70 12 -11.3 -4.1 | 90 18 -18.1 0.1 76 13 29261 85 11 -11.0 -1.0 | 100 18 -17.7 3.2 77 12 29870 0 0 -0.0 -0.0 | 122 8 -6.8 4.2 78 10 31000 210 4 2.0 3.5 | 148 9 -4.8 7.6 79 7 33440 300 9 7.8 -4.5 | 288 1 1.0 -0.3 Wind Parameters Mean winds (0-6000m): 271.6 at 10.6 knts Storm direction: 301.6 at 8.0 knts Shear (0-3000m) pos: 2.1 neg: 2.2 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 40.1 deg Storm rel helicity (0-3000m) pos: 13.1 neg: -14.6 tot: -1.5 m^2/s^2 ave: -0.5 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 38.26 Bulk Shear: 0.18 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 ------------------------------------------------------------------------------- 500 268 12 227 7| 0.0 4.4 4.4| 4.6 -2.5 2.1 4.2 0.09| 9.4 0.8 1000 269 12 228 7| 0.8 2.2 3.0| 6.0 -3.7 2.3 2.3 0.07| 6.3 0.5 1500 271 10 219 5| 3.8 1.5 5.3| 6.0 -8.2 -2.1 -1.4 -0.22| 7.8 -1.7 2000 273 8 195 4| 3.2 1.1 4.3| 6.5 -13.3 -6.7 -3.4 -0.29| 6.9 -2.0 2500 276 7 181 3| 2.6 1.3 3.9| 11.4 -14.6 -3.1 -1.3 -0.16| 7.6 -1.2 3000 278 7 188 3| 2.1 2.2 4.4| 13.1 -14.6 -1.5 -0.5 0.01| 8.6 0.1 4000 280 8 206 3| 1.6 2.2 3.8| 15.3 -17.8 -2.5 -0.6 -0.01| 7.7 -0.1 5000 276 9 217 4| 1.3 1.9 3.2| 17.4 -23.4 -6.0 -1.2 -0.04| 7.1 -0.3 6000 272 11 225 5| 0.9 1.9 2.8| 24.6 -44.6 -19.9 -3.3 -0.06| 6.9 -0.4 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250424.12.gif