UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 18 OCT 25 Station: SKSP WMO ident: 80001 Latitude: 12.58 Longitude: -81.72 Elevation: 2.00 ------------------------------------------------------------------------------- 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 1008 2 28.2 25.8 87 2.4 26.4 180 4 300.7 304.5 299.3 363.1 21.18 1 1002 60 28.4 24.5 79 3.9 25.5 169 5 301.4 305.0 298.6 359.5 19.67 2 1000 79 28.2 23.4 75 4.8 24.7 165 5 301.4 304.7 297.8 355.6 18.41 3 999 88 28.2 23.4 75 4.8 24.7 164 5 301.4 304.8 297.8 355.8 18.43 4 925 766 21.8 21.4 98 0.4 21.5 135 5 301.6 304.8 297.4 353.5 17.61 5 884 1159 19.8 19.8 100 0.0 19.8 127 6 303.5 306.5 297.3 353.0 16.67 6 857 1426 17.2 14.4 84 2.8 15.3 118 10 303.5 305.7 294.2 339.5 12.12 7 850 1496 16.6 15.1 91 1.5 15.6 115 11 303.5 305.9 294.7 341.6 12.80 8 826 1740 15.6 12.6 82 3.0 13.7 115 12 305.0 307.1 293.9 338.4 11.17 9 801 2001 16.0 11.6 75 4.4 13.1 121 14 308.1 310.1 294.5 340.8 10.78 10 726 2833 12.8 5.8 62 7.0 8.6 121 9 313.4 314.9 293.9 338.2 7.99 11 700 3139 10.6 5.6 71 5.0 7.6 105 10 314.2 315.8 294.3 339.7 8.18 12 681 3368 9.4 4.7 72 4.7 6.6 129 6 315.4 316.9 294.3 340.1 7.89 13 655 3689 8.0 1.0 61 7.0 4.1 106 9 317.3 318.5 293.7 337.3 6.29 14 607 4312 3.4 -1.2 72 4.6 1.0 125 7 319.0 320.1 293.7 337.6 5.78 15 566 4876 0.2 -5.8 64 6.0 -2.7 125 6 321.7 322.5 293.3 336.0 4.39 16 549 5120 -1.1 -6.0 69 4.9 -3.5 121 6 322.9 323.8 293.7 337.6 4.45 17 535 5325 -1.9 -9.9 54 8.0 -5.4 118 6 324.4 325.1 293.2 335.6 3.37 18 524 5490 -3.1 -10.1 58 7.0 -6.2 115 6 324.9 325.5 293.4 336.2 3.39 19 504 5797 -4.9 -15.9 42 11.0 -9.1 103 6 326.3 326.8 292.7 333.8 2.20 20 500 5860 -5.3 -16.3 42 11.0 -9.4 100 6 326.6 327.0 292.8 333.9 2.14 21 491 6003 -6.3 -12.3 62 6.0 -8.8 97 5 327.1 327.7 293.6 337.3 3.03 22 459 6528 -8.9 -21.9 34 13.0 -13.0 90 7 330.2 330.5 293.2 335.3 1.44 23 423 7156 -13.1 -21.1 51 8.0 -15.6 94 8 332.6 332.9 294.0 338.6 1.68 24 412 7356 -14.5 -22.5 51 8.0 -16.9 106 5 333.3 333.6 294.0 338.8 1.52 25 405 7486 -15.3 -23.3 50 8.0 -17.6 114 4 333.9 334.2 294.1 339.1 1.44 26 400 7580 -16.1 -24.1 50 8.0 -18.4 120 3 334.1 334.3 294.1 339.0 1.36 27 360 8367 -21.3 -33.3 33 12.0 -23.7 125 4 337.3 337.4 294.3 339.7 0.64 28 354 8491 -22.1 -32.1 40 10.0 -24.2 94 5 337.9 338.0 294.5 340.6 0.73 29 300 9690 -30.5 -52.5 10 22.0 -32.4 45 6 342.4 342.4 295.0 342.8 0.10 30 292 9880 -31.9 -52.9 11 21.0 -33.7 57 6 343.1 343.1 295.1 343.5 0.10 31 280 10173 -34.7 -44.7 36 10.0 -35.7 62 4 343.2 343.2 295.3 344.2 0.25 32 253 10869 -40.3 -58.3 13 18.0 -41.2 346 8 345.0 345.0 295.6 345.2 0.06 33 250 10950 -40.7 -57.7 14 17.0 -41.6 340 12 345.6 345.6 295.7 345.8 0.06 34 237 11312 -43.7 -48.7 58 5.0 -44.0 329 16 346.3 346.4 296.0 347.1 0.19 35 223 11718 -46.9 -52.9 50 6.0 -47.2 319 16 347.5 347.5 296.2 348.0 0.13 36 208 12176 -50.9 -55.5 58 4.6 -51.1 307 17 348.2 348.3 296.3 348.7 0.10 37 203 12334 -52.3 -58.3 48 6.0 -52.5 303 17 348.5 348.5 296.4 348.8 0.07 38 200 12430 -53.3 -58.3 54 5.0 -53.5 300 17 348.4 348.4 296.3 348.7 0.07 39 193 12658 -55.5 -60.1 56 4.6 -55.6 302 14 348.4 348.4 296.3 348.7 0.06 40 172 13382 -61.5 -66.5 51 5.0 -61.6 335 10 350.2 350.2 296.7 350.3 0.03 41 168 13528 -62.7 -67.7 51 5.0 -62.8 342 10 350.5 350.5 296.8 350.6 0.03 42 160 13828 -64.1 -76.1 18 12.0 -64.2 356 8 353.1 353.1 297.3 353.1 0.01 43 150 14220 -67.1 -76.1 27 9.0 -67.2 5 9 354.5 354.5 297.6 354.5 0.01 44 127 15206 -75.3 -80.3 45 5.0 -75.3 25 9 357.0 357.0 298.1 357.0 0.00 45 108 16135 -79.7 -84.7 43 5.0 -79.7 98 3 365.6 365.6 299.8 365.6 0.00 46 103 16403 -80.3 -87.3 30 7.0 -80.3 29 5 369.4 369.4 300.5 369.5 0.00 47 100 16570 -81.3 -87.3 35 6.0 -81.3 340 6 370.6 370.6 300.7 370.7 0.00 48 95 16856 -82.7 -87.0 47 4.3 -82.7 330 11 373.4 373.4 301.2 373.4 0.00 49 91 17097 -80.9 -85.1 49 4.2 -80.9 347 14 381.6 381.6 302.5 381.6 0.00 50 76 18121 -76.1 -85.1 23 9.0 -76.2 103 19 411.8 411.8 306.7 411.8 0.00 51 70 18600 -71.1 -88.1 6 17.0 -71.2 195 10 432.3 432.3 309.1 432.3 0.00 52 68 18772 -71.1 -89.1 5 18.0 -71.2 201 9 435.9 435.9 309.4 435.9 0.00 53 64 19132 -71.5 -89.5 5 18.0 -71.6 205 11 442.6 442.6 310.1 442.6 0.00 54 60 19519 -66.7 -87.7 4 21.0 -66.9 91 1 461.6 461.6 311.9 461.6 0.00 55 52 20390 -64.7 -88.7 2 24.0 -65.0 64 17 485.5 485.5 313.9 485.6 0.00 56 50 20630 -65.3 -89.3 2 24.0 -65.6 85 15 489.6 489.6 314.2 489.6 0.00 57 42 21684 -67.9 -91.9 2 24.0 -68.1 80 29 508.2 508.2 315.5 508.2 0.00 58 30 23750 -58.9 -88.9 1 30.0 -59.9 90 60 584.1 584.1 319.9 584.1 0.00 59 29 23963 -58.9 -88.9 1 30.0 -60.0 87 58 589.8 589.8 320.2 589.8 0.00 60 23 25436 -53.9 -84.9 1 31.0 -56.1 86 59 644.9 644.9 322.5 645.0 0.01 61 20 26340 -51.3 -83.0 1 31.7 -54.4 90 71 679.1 679.1 323.7 679.3 0.02 62 13 29190 -43.3 -77.3 1 34.0 -50.7 90 64 795.9 795.9 327.1 796.6 0.08 63 13 29190 -44.1 -77.1 1 33.0 -51.1 90 64 793.1 793.2 327.1 793.9 0.08 TRP 95 16856 -82.7 -87.0 47 4.3 -82.7 330 11 373.4 373.4 301.2 373.4 0.00 WND 20 26340 -51.3 -83.0 1 31.7 -54.4 90 71 679.1 679.1 323.7 679.3 0.02 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 563.38 mb = 4913.22 m = 16119.30 ft Wetbulb zero: 596.37 mb = 4454.28 m = 14613.59 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 72.72 % Est. max temperature: 30.99 C = 87.79 F Sfc-Lift cond lev (LCL): 974.08 mb = 310.52 m = 1018.76 ft T: 26.10 C 700-500 lapse rate: 5.84 C/km ThetaE index: 16.33 C Layer 925.0- 850.0 mb Conv cond level (CCL): 925.58 mb = 760.50 m = 2495.04 ft Mean mixing ratio: 18.07 g/kg Conv temperature: 29.14 C = 84.45 F Cap Strength: 0.03 C Lifted Index: -4.03 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.74 C Lifted Index @700 mb: -1.31 C Showalter Index: 0.83 C Risk: Thunderstorms probable Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 20.40 C K Index: 32.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 209.20 Risk: None Energy Index: -1.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1754.89 J/kg Max Up Vert Vel: 59.24 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.03 C Lift Cond Lev (LCL): 926.45 mb = 752.17 m = 2467.73 ft Lev Free Conv (LFC): 921.45 mb = 799.31 m = 2622.39 ft Equ Level (EL): 141.45 mb = 14567.36 m = 47792.59 ft B at Equ Level: 1748.22 J/kg Max Parcel Lev (MPL): 71.45 mb = 18480.21 m = 60629.88 ft Wind level data Storm motion: 151 at 6 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 1008 2 180 4 0.0 4.0 | 292 3 2.9 -1.2 1 1000 79 165 5 -1.3 4.8 | 283 2 1.6 -0.4 2 975 305 135 6 -4.2 4.2 | 55 2 -1.4 -0.9 3 942 610 140 5 -3.2 3.8 | 13 1 -0.3 -1.4 4 925 766 135 5 -3.5 3.5 | 21 2 -0.6 -1.7 5 909 914 135 3 -2.1 2.1 | 346 3 0.8 -3.1 6 878 1219 125 7 -5.7 4.0 | 68 3 -2.8 -1.2 7 850 1496 115 11 -10.0 4.6 | 86 7 -7.1 -0.5 8 817 1829 115 13 -11.8 5.5 | 92 9 -8.9 0.3 9 788 2134 125 14 -11.5 8.0 | 108 9 -8.6 2.8 10 760 2438 130 13 -10.0 8.4 | 114 8 -7.1 3.2 11 734 2743 125 9 -7.4 5.2 | 90 4 -4.5 -0.0 12 700 3139 105 10 -9.7 2.6 | 69 7 -6.8 -2.6 13 682 3353 130 6 -4.6 3.9 | 52 2 -1.7 -1.3 14 657 3658 105 9 -8.7 2.3 | 64 6 -5.8 -2.9 15 609 4267 125 7 -5.7 4.0 | 68 3 -2.8 -1.2 16 565 4877 125 6 -4.9 3.4 | 49 3 -2.0 -1.7 17 524 5486 115 6 -5.4 2.5 | 44 4 -2.5 -2.7 18 500 5860 100 6 -5.9 1.0 | 36 5 -3.0 -4.1 19 485 6096 95 5 -5.0 0.4 | 24 5 -2.1 -4.8 20 431 7010 85 9 -9.0 -0.8 | 45 9 -6.1 -6.0 21 400 7580 120 3 -2.6 1.5 | 355 4 0.3 -3.7 22 398 7620 110 4 -3.8 1.4 | 13 4 -0.9 -3.8 23 366 8230 155 3 -1.3 2.7 | 327 3 1.6 -2.5 24 351 8534 80 5 -4.9 -0.9 | 19 6 -2.0 -6.1 25 323 9144 85 6 -6.0 -0.5 | 28 6 -3.1 -5.7 26 300 9690 45 6 -4.2 -4.2 | 8 10 -1.4 -9.4 27 297 9754 45 6 -4.2 -4.2 | 8 10 -1.4 -9.4 28 284 10058 75 5 -4.8 -1.3 | 17 7 -1.9 -6.5 29 260 10668 0 0 -0.0 -0.0 | 331 6 2.9 -5.2 30 250 10950 340 12 4.1 -11.3 | 337 18 7.0 -16.5 31 238 11278 330 16 8.0 -13.9 | 330 22 10.9 -19.0 32 200 12430 300 17 14.7 -8.5 | 308 22 17.6 -13.7 33 198 12497 295 15 13.6 -6.3 | 305 20 16.5 -11.5 34 155 14021 5 7 -0.6 -7.0 | 349 12 2.3 -12.2 35 150 14220 5 9 -0.8 -9.0 | 352 14 2.1 -14.2 36 133 14935 25 10 -4.2 -9.1 | 5 14 -1.3 -14.2 37 126 15240 25 9 -3.8 -8.2 | 4 13 -0.9 -13.3 38 107 16154 100 3 -3.0 0.5 | 1 5 -0.1 -4.7 39 100 16570 340 6 2.1 -5.6 | 335 12 4.9 -10.8 40 97 16764 320 7 4.5 -5.4 | 325 13 7.4 -10.5 41 95 16856 330 11 5.5 -9.5 | 330 17 8.4 -14.7 42 92 17069 340 13 4.4 -12.2 | 337 19 7.3 -17.4 43 87 17374 45 20 -14.1 -14.1 | 30 22 -11.3 -19.3 44 82 17678 70 16 -15.0 -5.5 | 49 16 -12.1 -10.7 45 78 17983 105 20 -19.3 5.2 | 90 16 -16.4 -0.0 46 74 18288 100 17 -16.7 3.0 | 81 14 -13.9 -2.2 47 70 18593 160 26 -8.9 24.4 | 163 20 -6.0 19.2 48 70 18600 195 10 2.6 9.7 | 231 7 5.5 4.5 49 67 18898 205 9 3.8 8.2 | 246 7 6.7 3.0 50 63 19202 205 11 4.6 10.0 | 238 9 7.5 4.8 51 60 19507 95 1 -1.0 0.1 | 340 5 1.9 -5.1 52 57 19812 40 1 -0.6 -0.8 | 339 6 2.2 -6.0 53 54 20117 100 5 -4.9 0.9 | 25 5 -2.0 -4.3 54 52 20422 60 18 -15.6 -9.0 | 42 19 -12.7 -14.2 55 50 20630 85 15 -14.9 -1.3 | 62 14 -12.1 -6.5 56 49 20726 75 26 -25.1 -6.7 | 62 25 -22.2 -11.9 57 47 21031 85 15 -14.9 -1.3 | 62 14 -12.1 -6.5 58 45 21336 70 21 -19.7 -7.2 | 54 21 -16.8 -12.4 59 38 22250 95 42 -41.8 3.7 | 88 39 -38.9 -1.5 60 36 22555 100 47 -46.3 8.2 | 94 43 -43.4 3.0 61 33 23165 85 52 -51.8 -4.5 | 79 50 -48.9 -9.7 62 31 23470 95 54 -53.8 4.7 | 89 51 -50.9 -0.5 63 30 23750 90 60 -60.0 0.0 | 85 57 -57.1 -5.2 64 30 23774 85 55 -54.8 -4.8 | 79 53 -51.9 -10.0 65 27 24384 90 66 -66.0 0.0 | 85 63 -63.1 -5.2 66 26 24689 90 57 -57.0 0.0 | 85 54 -54.1 -5.2 67 25 24994 85 55 -54.8 -4.8 | 79 53 -51.9 -10.0 68 24 25298 85 59 -58.8 -5.1 | 80 57 -55.9 -10.3 69 21 25908 90 59 -59.0 0.0 | 85 56 -56.1 -5.2 70 20 26213 90 64 -64.0 0.0 | 85 61 -61.1 -5.2 71 20 26340 90 71 -71.0 0.0 | 86 68 -68.1 -5.2 72 18 26822 90 71 -71.0 0.0 | 86 68 -68.1 -5.2 73 15 27432 90 67 -67.0 0.0 | 85 64 -64.1 -5.2 74 14 27737 90 66 -66.0 0.0 | 85 63 -63.1 -5.2 75 11 28651 90 58 -58.0 0.0 | 85 55 -55.1 -5.2 76 10 28956 90 54 -54.0 0.0 | 84 51 -51.1 -5.2 Wind Parameters Mean winds (0-6000m): 120.9 at 7.9 knts Storm direction: 150.9 at 5.9 knts Shear (0-3000m) pos: 0.5 neg: 1.7 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 143.1 deg Storm rel helicity (0-3000m) pos: 13.7 neg: -7.0 tot: 6.7 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.9 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 918.81 Bulk Shear: 1.91 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 ------------------------------------------------------------------------------- 500 146 5 11 1| 0.0 3.7 3.7| 0.3 -0.4 -0.1 -0.2 0.22| 5.7 1.3 1000 142 5 8 1| 0.0 1.7 1.7| 0.9 -1.3 -0.3 -0.3 0.06| 4.6 0.3 1500 133 6 48 2| 0.0 3.4 3.4| 4.2 -1.3 2.9 1.9 0.28| 5.6 1.6 2000 126 8 76 3| 0.7 2.6 3.3| 9.3 -1.3 8.1 4.0 0.35| 5.0 1.8 2500 126 9 89 4| 0.6 2.1 2.7| 13.7 -2.0 11.7 4.7 0.36| 4.7 1.7 3000 125 9 90 4| 0.5 1.7 2.2| 13.7 -7.0 6.7 2.2 0.18| 4.8 0.9 4000 122 9 83 5| 0.5 1.4 1.9| 14.5 -8.7 5.7 1.4 0.11| 5.0 0.6 5000 122 8 80 4| 0.6 1.1 1.6| 14.5 -9.5 5.0 1.0 0.08| 4.2 0.3 6000 121 8 74 4| 0.5 1.0 1.5| 14.5 -11.3 3.2 0.5 0.04| 3.8 0.2 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251018.00.gif