UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 6 DEC 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 1011 2 24.8 23.8 94 1.0 24.1 5 2 297.0 300.4 296.8 351.1 18.67 1 1007 38 26.8 24.7 88 2.1 25.3 12 3 299.4 303.0 298.2 357.4 19.81 2 1000 101 26.4 23.0 82 3.4 23.9 25 5 299.5 302.8 297.1 352.1 17.96 3 999 110 26.2 23.0 83 3.2 23.9 25 5 299.4 302.7 297.1 352.0 17.98 4 943 617 21.8 21.6 99 0.2 21.7 61 5 299.9 303.1 296.9 351.1 17.48 5 925 784 20.0 18.8 93 1.2 19.2 90 8 299.8 302.5 295.1 343.4 14.93 6 913 897 19.8 17.9 89 1.9 18.5 90 9 300.7 303.3 295.0 342.6 14.28 7 906 964 20.0 18.0 88 2.0 18.7 92 9 301.5 304.2 295.3 344.2 14.48 8 850 1513 16.8 14.5 86 2.3 15.3 105 12 303.7 306.0 294.4 340.3 12.31 9 806 1964 14.0 12.2 89 1.8 12.9 101 16 305.4 307.5 294.0 338.8 11.15 10 750 2570 11.6 6.9 73 4.7 8.8 87 19 309.2 310.7 293.0 334.7 8.35 11 745 2626 11.8 3.8 58 8.0 7.2 88 18 310.0 311.3 291.9 330.8 6.76 12 700 3146 8.8 -3.2 43 12.0 2.8 85 19 312.2 313.0 290.5 325.9 4.31 13 669 3520 7.4 -12.6 23 20.0 -0.9 85 22 314.7 315.1 289.3 321.9 2.17 14 613 4232 1.8 -5.2 60 7.0 -1.6 94 28 316.3 317.1 291.7 329.9 4.24 15 598 4432 0.6 -13.4 34 14.0 -4.9 95 28 317.1 317.6 290.2 324.6 2.27 16 570 4815 -1.9 -8.9 59 7.0 -5.0 95 26 318.6 319.2 291.6 329.7 3.42 17 525 5466 -5.1 -28.1 15 23.0 -11.3 95 19 322.3 322.4 290.2 324.9 0.72 18 511 5679 -4.3 -38.3 5 34.0 -11.7 87 22 325.8 325.8 290.8 326.8 0.27 19 500 5850 -5.1 -42.1 4 37.0 -12.4 80 24 326.8 326.9 291.0 327.5 0.19 20 491 5993 -5.7 -43.7 3 38.0 -12.9 83 23 327.8 327.8 291.3 328.4 0.16 21 471 6318 -7.1 -38.1 6 31.0 -13.7 80 22 330.0 330.0 292.0 331.1 0.30 22 463 6452 -6.9 -41.9 4 35.0 -13.9 77 21 331.8 331.9 292.4 332.7 0.21 23 446 6743 -8.3 -46.3 3 38.0 -15.0 70 20 333.6 333.7 292.9 334.2 0.13 24 400 7580 -13.7 -33.7 17 20.0 -18.2 50 16 337.2 337.3 294.1 339.3 0.55 25 373 8105 -18.3 -29.3 37 11.0 -21.0 50 14 337.9 338.1 294.6 341.3 0.91 26 319 9250 -26.3 -55.3 5 29.0 -29.0 56 7 342.3 342.3 294.9 342.5 0.07 27 316 9319 -26.7 -54.7 5 28.0 -29.3 57 6 342.6 342.6 295.0 342.9 0.07 28 308 9503 -28.5 -57.5 4 29.0 -30.9 58 6 342.6 342.6 295.0 342.8 0.05 29 300 9690 -30.1 -58.1 5 28.0 -32.2 60 5 343.0 343.0 295.1 343.2 0.05 30 261 10665 -38.5 -50.5 27 12.0 -39.4 148 2 344.6 344.6 295.6 345.1 0.14 31 254 10852 -40.3 -53.3 24 13.0 -41.1 131 3 344.6 344.6 295.5 345.0 0.11 32 250 10960 -41.3 -51.3 33 10.0 -41.9 120 3 344.7 344.7 295.6 345.2 0.14 33 234 11405 -45.1 -53.1 40 8.0 -45.5 106 7 345.5 345.5 295.7 346.0 0.12 34 228 11577 -46.7 -56.7 31 10.0 -47.1 94 8 345.6 345.6 295.7 346.0 0.08 35 217 11902 -49.7 -55.7 49 6.0 -50.0 71 10 345.9 345.9 295.8 346.3 0.09 36 209 12146 -51.7 -62.7 26 11.0 -52.0 98 10 346.5 346.5 295.9 346.7 0.04 37 200 12430 -53.9 -63.9 28 10.0 -54.1 130 10 347.4 347.4 296.1 347.6 0.04 38 188 12825 -56.7 -65.7 31 9.0 -56.9 139 11 349.1 349.1 296.5 349.2 0.03 39 184 12961 -57.7 -67.7 27 10.0 -57.9 134 12 349.6 349.6 296.5 349.7 0.02 40 177 13204 -59.9 -67.9 34 8.0 -60.0 124 13 349.9 349.9 296.6 350.0 0.02 41 168 13528 -62.1 -72.1 25 10.0 -62.2 110 15 351.5 351.5 297.0 351.6 0.01 42 150 14220 -67.3 -75.3 31 8.0 -67.4 80 18 354.2 354.2 297.5 354.2 0.01 43 139 14676 -69.5 -77.5 30 8.0 -69.5 9 13 358.1 358.1 298.3 358.1 0.01 44 131 15027 -70.9 -78.9 30 8.0 -70.9 311 8 361.7 361.7 299.0 361.7 0.01 45 125 15304 -71.5 -80.5 25 9.0 -71.5 268 11 365.5 365.5 299.8 365.5 0.00 46 124 15351 -72.1 -81.1 25 9.0 -72.1 266 13 365.2 365.2 299.7 365.3 0.00 47 108 16152 -77.5 -85.5 26 8.0 -77.5 292 27 369.8 369.8 300.5 369.8 0.00 48 105 16313 -77.9 -85.9 26 8.0 -77.9 319 27 372.0 372.0 300.9 372.0 0.00 49 102 16478 -79.1 -86.1 31 7.0 -79.1 346 26 372.8 372.8 301.1 372.8 0.00 50 100 16590 -79.7 -86.7 30 7.0 -79.7 5 26 373.7 373.7 301.2 373.7 0.00 51 90 17182 -83.3 -89.3 34 6.0 -83.3 23 21 378.0 378.0 301.9 378.0 0.00 52 83 17630 -85.1 -90.1 40 5.0 -85.1 43 14 383.2 383.2 302.8 383.2 0.00 53 82 17697 -85.7 -90.7 40 5.0 -85.7 25 14 383.3 383.3 302.8 383.3 0.00 54 79 17901 -85.3 -86.9 75 1.6 -85.3 18 14 388.2 388.2 303.5 388.2 0.00 55 70 18570 -83.7 -86.1 66 2.4 -83.7 50 7 405.3 405.3 305.9 405.3 0.00 56 68 18731 -83.3 -85.9 64 2.6 -83.3 45 7 409.6 409.6 306.5 409.6 0.00 57 50 20510 -67.3 -89.3 3 22.0 -67.5 60 16 484.9 484.9 313.8 484.9 0.00 58 47 20885 -64.5 -88.5 2 24.0 -64.8 69 15 500.3 500.3 314.9 500.3 0.00 59 41 21711 -67.7 -91.7 2 24.0 -67.9 102 20 512.2 512.2 315.8 512.2 0.00 60 41 21711 -67.9 -91.9 2 24.0 -68.2 102 20 511.7 511.7 315.8 511.7 0.00 61 30 23640 -56.1 -86.1 1 30.0 -57.5 100 28 591.7 591.7 320.2 591.8 0.01 62 28 24078 -55.1 -86.1 1 31.0 -56.8 83 25 606.3 606.3 320.9 606.3 0.01 63 23 25321 -58.1 -88.1 1 30.0 -59.5 95 27 632.5 632.5 322.0 632.6 0.01 64 20 26210 -52.7 -83.7 1 31.0 -55.4 95 26 674.9 674.9 323.6 675.0 0.02 65 18 26893 -51.1 -83.1 1 32.0 -54.5 94 26 700.6 700.6 324.4 700.7 0.02 66 16 27657 -52.1 -83.1 1 31.0 -55.5 102 28 721.3 721.3 325.1 721.5 0.02 67 13 29012 -48.5 -80.5 1 32.0 -53.7 88 30 777.9 777.9 326.7 778.3 0.05 68 13 29012 -48.9 -80.9 1 32.0 -53.9 88 30 776.5 776.5 326.7 776.9 0.04 TRP 82 17697 -85.7 -90.7 40 5.0 -85.7 25 14 383.3 383.3 302.8 383.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 591.28 mb = 4523.81 m = 14841.72 ft Wetbulb zero: 676.33 mb = 3429.91 m = 11252.85 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 58.85 % Est. max temperature: 31.10 C = 87.99 F Sfc-Lift cond lev (LCL): 996.83 mb = 128.94 m = 423.03 ft T: 26.03 C 700-500 lapse rate: 5.14 C/km ThetaE index: 22.36 C Layer 850.0- 613.0 mb Conv cond level (CCL): 936.81 mb = 673.74 m = 2210.41 ft Mean mixing ratio: 17.12 g/kg Conv temperature: 27.68 C = 81.82 F Cap Strength: 0.17 C Lifted Index: -2.13 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.64 C Lifted Index @700 mb: -1.77 C Showalter Index: 1.56 C Risk: Showers probable Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.60 C K Index: 24.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 222.00 Risk: None Energy Index: -2.41 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 804.36 J/kg Max Up Vert Vel: 40.11 m/s Conv Inhibition (B-): 0.21 J/kg Cap Strength: 0.21 C Lift Cond Lev (LCL): 939.28 mb = 650.86 m = 2135.33 ft Lev Free Conv (LFC): 934.28 mb = 697.23 m = 2287.48 ft Equ Level (EL): 174.28 mb = 13300.19 m = 43635.27 ft B at Equ Level: 795.16 J/kg Max Parcel Lev (MPL): 104.28 mb = 16351.88 m = 53647.23 ft Wind level data Storm motion: 120 at 14 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 1011 2 5 2 -0.2 -2.0 | 307 14 11.5 -8.8 1 1000 101 25 5 -2.1 -4.5 | 320 15 9.6 -11.3 2 977 305 35 5 -2.9 -4.1 | 321 14 8.8 -10.9 3 944 610 60 5 -4.3 -2.5 | 322 12 7.4 -9.3 4 925 784 90 8 -8.0 0.0 | 332 8 3.7 -6.8 5 911 914 90 9 -9.0 0.0 | 338 7 2.7 -6.8 6 879 1219 100 8 -7.9 1.4 | 325 7 3.8 -5.4 7 850 1513 105 12 -11.6 3.1 | 359 4 0.1 -3.7 8 819 1829 105 14 -13.5 3.6 | 30 4 -1.8 -3.2 9 790 2134 95 19 -18.9 1.7 | 55 9 -7.2 -5.1 10 761 2438 85 20 -19.9 -1.7 | 44 12 -8.2 -8.5 11 734 2743 90 17 -17.0 0.0 | 38 9 -5.3 -6.8 12 700 3146 85 19 -18.9 -1.7 | 41 11 -7.2 -8.4 13 682 3353 90 23 -23.0 0.0 | 59 13 -11.3 -6.8 14 657 3658 80 22 -21.7 -3.8 | 43 15 -10.0 -10.6 15 609 4267 95 29 -28.9 2.5 | 76 18 -17.2 -4.3 16 564 4877 95 25 -24.9 2.2 | 71 14 -13.2 -4.6 17 523 5486 95 19 -18.9 1.7 | 55 9 -7.2 -5.1 18 500 5850 80 24 -23.6 -4.2 | 48 16 -12.0 -11.0 19 484 6096 85 23 -22.9 -2.0 | 52 14 -11.2 -8.8 20 400 7580 50 16 -12.3 -10.3 | 2 17 -0.6 -17.1 21 398 7620 50 15 -11.5 -9.6 | 359 16 0.2 -16.4 22 351 8534 50 13 -10.0 -8.4 | 354 15 1.7 -15.1 23 323 9144 55 7 -5.7 -4.0 | 331 12 5.9 -10.8 24 300 9690 60 5 -4.3 -2.5 | 322 12 7.4 -9.3 25 297 9754 60 5 -4.3 -2.5 | 322 12 7.4 -9.3 26 272 10363 75 4 -3.9 -1.0 | 315 11 7.8 -7.8 27 261 10668 150 2 -1.0 1.7 | 295 12 10.7 -5.1 28 250 10960 120 3 -2.6 1.5 | 300 11 9.1 -5.3 29 238 11278 115 6 -5.4 2.5 | 304 8 6.2 -4.2 30 217 11887 70 10 -9.4 -3.4 | 347 10 2.3 -10.2 31 200 12430 130 10 -7.7 6.4 | 275 4 4.0 -0.4 32 188 12802 140 11 -7.1 8.4 | 250 5 4.6 1.6 33 150 14220 80 18 -17.7 -3.1 | 31 12 -6.0 -9.9 34 147 14326 65 20 -18.1 -8.5 | 23 17 -6.4 -15.2 35 133 14935 325 7 4.0 -5.7 | 309 20 15.7 -12.5 36 126 15240 270 10 10.0 -0.0 | 287 23 21.7 -6.8 37 114 15850 245 28 25.4 11.8 | 262 37 37.1 5.1 38 100 16590 5 26 -2.3 -25.9 | 344 34 9.4 -32.7 39 97 16764 5 27 -2.4 -26.9 | 345 35 9.3 -33.7 40 82 17678 45 13 -9.2 -9.2 | 351 16 2.5 -16.0 41 82 17697 25 14 -5.9 -12.7 | 344 20 5.8 -19.5 42 78 17983 15 14 -3.6 -13.5 | 338 22 8.1 -20.3 43 74 18288 45 15 -10.6 -10.6 | 356 17 1.1 -17.4 44 70 18570 50 7 -5.4 -4.5 | 331 13 6.3 -11.3 45 66 18898 40 7 -4.5 -5.4 | 329 14 7.2 -12.1 46 63 19202 70 21 -19.7 -7.2 | 30 16 -8.1 -14.0 47 59 19507 85 17 -16.9 -1.5 | 32 10 -5.3 -8.3 48 56 19812 80 23 -22.7 -4.0 | 46 15 -11.0 -10.8 49 54 20117 95 18 -17.9 1.6 | 50 8 -6.2 -5.2 50 50 20510 60 16 -13.9 -8.0 | 8 15 -2.2 -14.8 51 48 20726 60 14 -12.1 -7.0 | 2 14 -0.4 -13.8 52 44 21336 95 16 -15.9 1.4 | 38 7 -4.3 -5.4 53 42 21641 105 20 -19.3 5.2 | 78 8 -7.6 -1.6 54 38 22250 80 20 -19.7 -3.5 | 38 13 -8.0 -10.3 55 36 22555 105 25 -24.1 6.5 | 89 12 -12.5 -0.3 56 34 22860 85 26 -25.9 -2.3 | 58 17 -14.2 -9.0 57 31 23470 100 29 -28.6 5.0 | 84 17 -16.9 -1.7 58 30 23640 100 28 -27.6 4.9 | 83 16 -15.9 -1.9 59 29 23774 100 25 -24.6 4.3 | 79 13 -12.9 -2.4 60 27 24384 65 25 -22.7 -10.6 | 32 21 -11.0 -17.3 61 25 24689 75 29 -28.0 -7.5 | 49 22 -16.3 -14.3 62 23 25298 95 27 -26.9 2.4 | 74 16 -15.2 -4.4 63 21 25908 100 24 -23.6 4.2 | 78 12 -12.0 -2.6 64 20 26210 95 26 -25.9 2.3 | 72 15 -14.2 -4.5 65 18 26518 90 25 -25.0 0.0 | 63 15 -13.3 -6.8 66 17 26822 105 28 -27.0 7.2 | 92 15 -15.4 0.5 67 14 27432 95 28 -27.9 2.4 | 75 17 -16.2 -4.3 68 13 27737 85 31 -30.9 -2.7 | 64 21 -19.2 -9.5 69 10 28651 135 20 -14.1 14.1 | 162 8 -2.5 7.4 70 9 28956 120 20 -17.3 10.0 | 120 6 -5.6 3.2 Wind Parameters Mean winds (0-6000m): 90.1 at 18.0 knts Storm direction: 120.1 at 13.5 knts Shear (0-3000m) pos: 2.0 neg: 1.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 92.8 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -10.2 tot: 19.2 m^2/s^2 ave: 6.4 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.6 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 24.11 Bulk Shear: 33.36 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 34 5 320 14| 4.0 0.0 4.0| 14.1 0.0 14.1 28.3 0.67| 5.6 3.8 1000 63 6 326 11| 4.6 0.0 4.6| 20.4 -0.8 19.6 19.6 0.48| 6.2 3.0 1500 80 7 329 9| 4.2 0.0 4.2| 23.9 -2.8 21.1 14.1 0.43| 5.9 2.5 2000 91 9 337 7| 3.2 1.3 4.5| 28.0 -2.8 25.2 12.6 0.50| 5.8 2.9 2500 91 11 353 7| 2.5 1.9 4.4| 28.9 -8.2 20.7 8.3 0.34| 5.9 2.0 3000 90 12 3 7| 2.0 1.5 3.5| 29.4 -10.2 19.2 6.4 0.28| 5.5 1.6 4000 88 15 23 8| 2.0 1.7 3.6| 58.0 -19.5 38.5 9.6 0.32| 5.8 1.9 5000 90 17 40 9| 1.8 1.0 2.9| 75.7 -27.1 48.6 9.7 0.30| 5.6 1.7 6000 90 18 43 9| 1.5 1.1 2.7| 77.7 -39.0 38.6 6.4 0.20| 5.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251206.12.gif