UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 27 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 1012 2 27.0 22.6 77 4.4 23.8 80 11 299.1 302.3 296.5 349.6 17.31 1 1006 56 27.0 22.0 74 5.0 23.4 78 13 299.6 302.7 296.3 348.7 16.77 2 1000 110 26.6 21.8 75 4.8 23.2 75 16 299.8 302.8 296.3 348.5 16.66 3 936 690 21.0 19.5 91 1.5 19.9 75 17 299.8 302.6 295.5 344.9 15.42 4 925 793 20.4 18.7 90 1.7 19.2 75 18 300.2 302.9 295.2 343.6 14.83 5 850 1519 16.2 11.2 72 5.0 13.0 85 19 303.1 304.9 292.4 332.5 9.88 6 838 1640 15.4 9.4 67 6.0 11.7 83 21 303.5 305.1 291.7 330.0 8.87 7 826 1763 14.2 11.8 85 2.4 12.7 81 22 303.5 305.5 293.0 335.0 10.59 8 820 1824 13.8 11.0 83 2.8 12.0 80 23 303.7 305.6 292.7 333.8 10.11 9 790 2139 12.6 9.6 82 3.0 10.7 85 17 305.7 307.5 292.9 334.4 9.54 10 707 3067 8.6 2.6 66 6.0 5.2 85 8 311.1 312.4 292.1 331.4 6.54 11 700 3149 8.0 3.0 71 5.0 5.2 85 8 311.3 312.6 292.4 332.4 6.80 12 661 3620 5.2 2.6 83 2.6 3.7 53 12 313.3 314.7 293.1 335.2 7.00 13 645 3820 5.6 -1.4 61 7.0 1.9 55 11 316.0 317.0 292.5 333.0 5.36 14 568 4850 0.0 -14.0 34 14.0 -5.5 83 4 321.1 321.6 291.3 328.8 2.28 15 500 5860 -6.7 -12.7 62 6.0 -9.1 310 14 324.9 325.4 292.9 334.6 2.88 16 455 6587 -12.1 -15.3 77 3.2 -13.3 272 7 327.0 327.5 293.3 335.7 2.56 17 400 7560 -17.5 -33.5 23 16.0 -20.8 230 30 332.2 332.4 292.9 334.4 0.57 18 363 8278 -23.5 -40.5 19 17.0 -26.0 229 29 333.6 333.6 293.0 334.8 0.31 19 307 9478 -33.3 -35.8 78 2.5 -33.7 247 25 336.2 336.3 293.9 338.4 0.59 20 300 9640 -34.1 -38.5 64 4.4 -34.7 260 24 337.3 337.4 294.1 339.1 0.46 21 297 9710 -34.7 -39.4 62 4.7 -35.3 260 25 337.4 337.5 294.1 339.1 0.42 22 270 10367 -40.5 -43.1 76 2.6 -40.7 260 26 338.3 338.4 294.2 339.6 0.31 23 261 10597 -41.7 -44.8 72 3.1 -41.9 260 26 339.9 339.9 294.6 340.9 0.27 24 258 10675 -41.7 -45.4 67 3.7 -42.0 260 26 341.0 341.0 294.8 342.0 0.26 25 250 10890 -38.5 -63.5 5 25.0 -39.7 255 21 348.8 348.8 296.4 349.0 0.03 26 249 10918 -38.3 -64.3 5 26.0 -39.5 260 23 349.5 349.5 296.5 349.6 0.03 27 247 10973 -38.1 -63.1 6 25.0 -39.4 270 28 350.6 350.6 296.8 350.8 0.03 28 242 11114 -38.9 -63.9 5 25.0 -40.1 259 23 351.5 351.5 297.0 351.6 0.03 29 238 11228 -39.9 -64.9 5 25.0 -41.0 250 19 351.7 351.7 297.0 351.8 0.03 30 200 12390 -50.7 -68.7 10 18.0 -51.1 225 40 352.5 352.5 297.2 352.6 0.02 31 162 13727 -62.9 -72.9 25 10.0 -63.0 225 47 353.8 353.8 297.5 353.9 0.01 32 161 13765 -62.9 -72.9 25 10.0 -63.0 223 46 354.5 354.5 297.6 354.5 0.01 33 150 14200 -64.5 -77.5 15 13.0 -64.6 225 29 359.0 359.0 298.5 359.0 0.01 34 105 16285 -79.1 -87.1 26 8.0 -79.1 357 12 369.7 369.7 300.5 369.7 0.00 35 103 16393 -79.5 -87.5 25 8.0 -79.5 355 10 371.0 371.0 300.7 371.0 0.00 36 100 16560 -79.1 -87.1 26 8.0 -79.1 30 12 374.9 374.9 301.4 374.9 0.00 37 99 16617 -78.7 -86.7 26 8.0 -78.7 26 11 376.8 376.8 301.7 376.8 0.00 38 97 16734 -78.5 -86.5 26 8.0 -78.5 17 10 379.3 379.3 302.1 379.4 0.00 39 93 16974 -79.3 -87.3 26 8.0 -79.3 27 15 382.4 382.4 302.6 382.4 0.00 40 87 17353 -80.7 -88.7 25 8.0 -80.7 49 24 386.9 386.9 303.3 386.9 0.00 41 85 17485 -80.7 -88.7 25 8.0 -80.7 52 27 389.5 389.5 303.7 389.5 0.00 42 79 17898 -81.5 -89.5 24 8.0 -81.5 55 28 396.1 396.1 304.7 396.1 0.00 43 76 18115 -81.9 -89.9 24 8.0 -81.9 64 25 399.7 399.7 305.2 399.7 0.00 44 70 18580 -79.5 -94.5 7 15.0 -79.6 25 11 414.3 414.3 307.0 414.3 0.00 45 51 20421 -67.9 -88.9 3 21.0 -68.1 154 9 480.7 480.7 313.5 480.8 0.00 46 50 20540 -67.5 -88.5 4 21.0 -67.7 135 22 484.4 484.4 313.8 484.4 0.00 47 47 20914 -65.7 -88.7 3 23.0 -66.0 112 20 497.4 497.4 314.8 497.4 0.00 48 44 21315 -65.5 -89.5 2 24.0 -65.8 105 17 507.3 507.3 315.5 507.4 0.00 49 41 21744 -66.1 -90.1 2 24.0 -66.4 90 22 516.2 516.2 316.1 516.2 0.00 50 38 22208 -62.9 -88.9 2 26.0 -63.4 76 27 535.7 535.7 317.3 535.7 0.00 51 30 23670 -61.1 -90.1 1 29.0 -61.9 80 45 578.1 578.1 319.6 578.1 0.00 52 26 24565 -57.3 -87.3 1 30.0 -58.7 85 47 613.0 613.0 321.2 613.1 0.01 53 21 25926 -53.1 -84.1 1 31.0 -55.6 90 58 664.3 664.3 323.2 664.4 0.02 54 20 26240 -53.5 -84.5 1 31.0 -56.1 90 54 672.4 672.4 323.5 672.5 0.02 55 19 26570 -53.7 -84.7 1 31.0 -56.3 93 54 681.7 681.7 323.9 681.8 0.02 56 18 26918 -52.9 -83.9 1 31.0 -55.8 93 54 694.9 694.9 324.3 695.0 0.02 TRP 103 16393 -79.5 -87.5 25 8.0 -79.5 355 10 371.0 371.0 300.7 371.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5750.00 m Freezing level: 568.00 mb = 4850.24 m = 15912.66 ft Wetbulb zero: 625.39 mb = 4070.41 m = 13354.20 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 67.11 % Est. max temperature: 30.51 C = 86.93 F Sfc-Lift cond lev (LCL): 949.57 mb = 564.11 m = 1850.73 ft T: 22.22 C 700-500 lapse rate: 5.42 C/km ThetaE index: 19.64 C Layer 1006.0- 826.0 mb Conv cond level (CCL): 906.40 mb = 967.44 m = 3173.98 ft Mean mixing ratio: 15.80 g/kg Conv temperature: 28.76 C = 83.77 F Cap Strength: 0.49 C Lifted Index: -2.33 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.59 C Lifted Index @700 mb: -1.51 C Showalter Index: 3.36 C Risk: None Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 17.90 C K Index: 29.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 186.40 Risk: None Energy Index: 0.44 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 857.14 J/kg Max Up Vert Vel: 41.40 m/s Conv Inhibition (B-): 3.33 J/kg Cap Strength: 0.49 C Lift Cond Lev (LCL): 920.38 mb = 836.00 m = 2742.76 ft Lev Free Conv (LFC): 885.38 mb = 1168.88 m = 3834.85 ft Equ Level (EL): 245.38 mb = 11018.44 m = 36149.31 ft B at Equ Level: 815.62 J/kg Max Parcel Lev (MPL): 135.38 mb = 14799.53 m = 48554.31 ft Wind level data Storm motion: 102 at 10 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 1012 2 80 11 -10.8 -1.9 | 18 4 -1.3 -4.0 1 1000 110 75 16 -15.5 -4.1 | 44 9 -6.0 -6.2 2 978 305 75 16 -15.5 -4.1 | 44 9 -6.0 -6.2 3 945 610 75 16 -15.5 -4.1 | 44 9 -6.0 -6.2 4 925 793 75 18 -17.4 -4.7 | 49 10 -7.9 -6.8 5 912 914 80 20 -19.7 -3.5 | 61 12 -10.2 -5.6 6 880 1219 75 22 -21.3 -5.7 | 56 14 -11.8 -7.8 7 850 1519 85 19 -18.9 -1.7 | 68 10 -9.4 -3.8 8 819 1829 80 23 -22.7 -4.0 | 65 14 -13.2 -6.1 9 790 2134 85 17 -16.9 -1.5 | 64 8 -7.4 -3.6 10 762 2438 95 18 -17.9 1.6 | 86 8 -8.4 -0.5 11 735 2743 110 17 -16.0 5.8 | 120 7 -6.5 3.7 12 708 3048 85 8 -8.0 -0.7 | 331 3 1.5 -2.8 13 700 3149 85 8 -8.0 -0.7 | 331 3 1.5 -2.8 14 683 3353 45 11 -7.8 -7.8 | 350 10 1.7 -9.9 15 657 3658 55 12 -9.8 -6.9 | 2 9 -0.3 -9.0 16 609 4267 55 7 -5.7 -4.0 | 328 7 3.8 -6.1 17 565 4877 85 4 -4.0 -0.3 | 294 6 5.5 -2.4 18 524 5486 10 5 -0.9 -4.9 | 309 11 8.6 -7.0 19 504 5791 315 15 10.6 -10.6 | 302 24 20.1 -12.7 20 500 5860 310 14 10.7 -9.0 | 299 23 20.2 -11.1 21 485 6096 300 12 10.4 -6.0 | 292 21 19.9 -8.1 22 447 6706 265 6 6.0 0.5 | 276 16 15.5 -1.6 23 400 7560 230 30 23.0 19.3 | 242 37 32.5 17.2 24 397 7620 235 31 25.4 17.8 | 246 38 34.9 15.7 25 321 9144 220 27 17.4 20.7 | 235 33 26.9 18.6 26 300 9640 260 24 23.6 4.2 | 266 33 33.1 2.1 27 295 9754 260 25 24.6 4.3 | 266 34 34.1 2.2 28 258 10668 260 26 25.6 4.5 | 266 35 35.1 2.4 29 250 10890 255 21 20.3 5.4 | 264 30 29.8 3.3 30 247 10973 270 28 28.0 -0.0 | 273 38 37.5 -2.1 31 236 11278 245 17 15.4 7.2 | 258 25 24.9 5.1 32 200 12390 225 40 28.3 28.3 | 235 46 37.8 26.2 33 162 13716 225 47 33.2 33.2 | 234 53 42.7 31.1 34 154 14021 210 43 21.5 37.2 | 221 47 31.0 35.1 35 150 14200 225 29 20.5 20.5 | 238 35 30.0 18.4 36 126 15240 285 13 12.6 -3.4 | 284 23 22.1 -5.5 37 113 15850 350 15 2.6 -14.8 | 324 21 12.1 -16.9 38 107 16154 360 15 -0.0 -15.0 | 331 20 9.5 -17.1 39 103 16393 355 10 0.9 -10.0 | 319 16 10.4 -12.1 40 100 16560 30 12 -6.0 -10.4 | 344 13 3.5 -12.5 41 96 16764 15 10 -2.6 -9.7 | 330 14 6.9 -11.8 42 87 17374 50 25 -19.2 -16.1 | 28 21 -9.7 -18.2 43 82 17678 55 31 -25.4 -17.8 | 39 25 -15.9 -19.9 44 78 17983 55 27 -22.1 -15.5 | 36 22 -12.6 -17.6 45 74 18288 75 22 -21.3 -5.7 | 56 14 -11.8 -7.8 46 70 18580 25 11 -4.6 -10.0 | 338 13 4.8 -12.1 47 70 18593 85 11 -11.0 -1.0 | 26 3 -1.5 -3.1 48 66 18898 25 11 -4.6 -10.0 | 338 13 4.8 -12.1 49 63 19202 40 11 -7.1 -8.4 | 347 11 2.4 -10.5 50 60 19507 90 19 -19.0 0.0 | 78 10 -9.5 -2.1 51 57 19812 140 16 -10.3 12.3 | 176 10 -0.8 10.2 52 54 20117 150 18 -9.0 15.6 | 182 14 0.5 13.5 53 51 20422 155 9 -3.8 8.2 | 223 8 5.7 6.1 54 50 20540 135 22 -15.6 15.6 | 156 15 -6.1 13.5 55 46 21031 105 20 -19.3 5.2 | 107 10 -9.8 3.1 56 44 21336 105 17 -16.4 4.4 | 108 7 -6.9 2.3 57 42 21641 90 20 -20.0 0.0 | 79 11 -10.5 -2.1 58 40 21946 90 24 -24.0 0.0 | 82 15 -14.5 -2.1 59 38 22250 75 27 -26.1 -7.0 | 61 19 -16.6 -9.1 60 36 22555 95 38 -37.9 3.3 | 92 28 -28.4 1.2 61 34 22860 90 35 -35.0 0.0 | 85 26 -25.5 -2.1 62 33 23165 95 35 -34.9 3.1 | 92 25 -25.4 1.0 63 30 23670 80 45 -44.3 -7.8 | 74 36 -34.8 -9.9 64 30 23774 75 40 -38.6 -10.4 | 67 32 -29.1 -12.4 65 27 24384 85 46 -45.8 -4.0 | 80 37 -36.3 -6.1 66 23 25298 85 53 -52.8 -4.6 | 81 44 -43.3 -6.7 67 22 25603 85 56 -55.8 -4.9 | 81 47 -46.3 -7.0 68 21 25908 90 58 -58.0 0.0 | 88 49 -48.5 -2.1 69 20 26240 90 54 -54.0 0.0 | 87 45 -44.5 -2.1 70 19 26518 95 54 -53.8 4.7 | 93 44 -44.3 2.6 71 17 26822 90 54 -54.0 0.0 | 87 45 -44.5 -2.1 Wind Parameters Mean winds (0-6000m): 72.4 at 13.0 knts Storm direction: 102.4 at 9.7 knts Shear (0-3000m) pos: 1.3 neg: 1.1 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -21.9 deg Storm rel helicity (0-3000m) pos: 34.9 neg: -9.5 tot: 25.4 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 951.51 Bulk Shear: 0.90 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 75 15 42 8| 0.0 5.3 5.3| 4.1 0.0 4.1 8.1 0.53| 5.4 2.9 1000 76 17 47 9| 2.4 2.6 5.1| 12.3 -0.2 12.1 12.1 0.55| 5.3 2.9 1500 77 18 53 10| 1.5 1.8 3.2| 19.7 -2.7 17.0 11.3 0.44| 5.6 2.5 2000 78 19 57 11| 1.1 1.5 2.6| 19.7 -4.3 15.4 7.7 0.29| 6.0 1.8 2500 80 19 60 10| 1.5 1.2 2.7| 28.7 -4.6 24.1 9.6 0.36| 6.1 2.2 3000 84 18 64 9| 1.3 1.1 2.4| 34.9 -9.5 25.4 8.5 0.17| 7.2 1.2 4000 80 16 51 8| 1.2 1.7 2.9| 40.2 -15.1 25.1 6.3 0.12| 7.1 0.9 5000 78 14 40 7| 1.4 1.4 2.8| 41.5 -24.8 16.7 3.3 0.03| 6.4 0.2 6000 72 13 26 7| 1.2 2.2 3.4| 46.4 -65.2 -18.8 -3.1 -0.04| 7.2 -0.3 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251227.12.gif