UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122612.upa.cvt Date: 1200Z 26 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 26 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 23.7 82 3.3 24.6 70 11 299.1 302.5 297.3 353.3 18.53 1 1007 48 27.0 23.0 79 4.0 24.1 66 13 299.6 302.8 297.0 351.7 17.83 2 1000 112 26.4 22.0 77 4.4 23.2 60 17 299.5 302.6 296.4 348.9 16.87 3 999 121 26.4 22.1 77 4.3 23.3 60 17 299.6 302.7 296.5 349.3 17.00 4 964 435 23.4 21.0 86 2.4 21.7 62 19 299.7 302.7 296.1 347.8 16.45 5 934 711 21.8 17.6 77 4.2 18.9 62 19 300.8 303.3 294.6 340.9 13.68 6 925 795 21.0 17.5 80 3.5 18.6 60 20 300.8 303.3 294.6 341.1 13.73 7 879 1236 18.4 15.3 82 3.1 16.3 55 17 302.5 304.8 294.2 339.6 12.53 8 852 1503 16.6 12.3 76 4.3 13.8 60 16 303.3 305.3 293.0 334.9 10.61 9 850 1523 16.6 12.3 76 4.3 13.8 60 16 303.5 305.5 293.1 335.2 10.63 10 818 1849 14.4 11.8 84 2.6 12.7 66 15 304.6 306.5 293.4 336.5 10.69 11 741 2680 10.8 3.8 62 7.0 6.8 76 15 309.4 310.6 291.8 330.3 6.80 12 734 2759 11.0 -7.0 28 18.0 2.7 76 15 310.4 311.0 288.8 320.2 3.08 13 700 3153 8.0 0.0 57 8.0 3.8 80 17 311.3 312.4 291.3 328.4 5.47 14 691 3260 8.0 -5.0 39 13.0 1.7 81 17 312.5 313.2 290.2 324.6 3.81 15 684 3343 8.2 -9.8 27 18.0 0.3 82 17 313.6 314.1 289.5 322.2 2.65 16 617 4186 4.0 -29.0 7 33.0 -5.4 103 16 318.2 318.3 288.8 320.2 0.56 17 500 5860 -6.5 -23.5 25 17.0 -11.6 345 11 325.1 325.3 291.5 329.2 1.15 18 499 5876 -6.7 -23.7 24 17.0 -11.8 344 11 325.1 325.3 291.5 329.0 1.13 19 475 6259 -7.9 -36.9 8 29.0 -14.1 317 14 328.2 328.3 291.6 329.5 0.34 20 412 7348 -15.5 -50.5 3 35.0 -20.2 265 20 332.0 332.0 292.4 332.4 0.09 21 400 7570 -17.1 -51.1 3 34.0 -21.4 265 29 332.8 332.8 292.6 333.1 0.09 22 335 8869 -28.1 -44.1 20 16.0 -30.0 243 41 335.0 335.1 293.3 335.9 0.23 23 322 9152 -29.9 -53.9 8 24.0 -31.9 245 41 336.4 336.4 293.5 336.7 0.08 24 300 9650 -34.7 -54.7 11 20.0 -36.0 250 33 336.5 336.5 293.5 336.8 0.08 25 274 10280 -39.5 -46.5 47 7.0 -40.1 236 28 338.4 338.4 294.1 339.2 0.21 26 262 10587 -41.5 -49.5 42 8.0 -42.0 227 25 339.8 339.8 294.4 340.4 0.16 27 251 10882 -37.5 -72.5 1 35.0 -38.9 229 28 349.9 349.9 296.6 350.0 0.01 28 250 10910 -37.5 -72.5 1 35.0 -38.9 230 28 350.3 350.3 296.7 350.3 0.01 29 200 12400 -51.3 -72.3 6 21.0 -51.7 230 43 351.5 351.5 297.0 351.6 0.01 30 157 13930 -62.5 -81.5 6 19.0 -62.6 228 37 357.7 357.7 298.2 357.7 0.00 31 150 14210 -64.5 -81.5 8 17.0 -64.6 245 28 359.0 359.0 298.5 359.0 0.00 32 121 15484 -76.3 -87.3 16 11.0 -76.3 306 24 360.1 360.1 298.7 360.1 0.00 33 118 15628 -76.9 -87.9 16 11.0 -76.9 313 24 361.6 361.6 299.0 361.6 0.00 34 111 15978 -77.7 -88.7 15 11.0 -77.7 321 20 366.5 366.5 299.9 366.5 0.00 35 104 16349 -80.1 -90.1 17 10.0 -80.1 331 15 368.8 368.8 300.4 368.8 0.00 36 102 16458 -80.1 -90.1 17 10.0 -80.1 340 16 370.9 370.9 300.7 370.9 0.00 37 100 16570 -80.1 -90.1 17 10.0 -80.1 350 16 373.0 373.0 301.1 373.0 0.00 38 95 16860 -79.9 -89.9 17 10.0 -79.9 356 14 378.9 378.9 302.1 378.9 0.00 39 87 17354 -82.3 -91.3 20 9.0 -82.3 25 14 383.7 383.7 302.8 383.7 0.00 40 86 17419 -82.3 -91.3 20 9.0 -82.3 27 17 385.0 385.0 303.1 385.0 0.00 41 83 17618 -80.7 -89.7 21 9.0 -80.7 33 15 392.2 392.2 304.1 392.2 0.00 42 80 17826 -79.9 -89.9 17 10.0 -79.9 25 15 398.0 398.0 304.9 398.0 0.00 43 77 18042 -80.3 -90.3 17 10.0 -80.3 15 15 401.5 401.5 305.4 401.5 0.00 44 76 18115 -80.7 -90.7 17 10.0 -80.7 15 13 402.2 402.2 305.5 402.2 0.00 45 72 18421 -79.9 -89.9 17 10.0 -79.9 38 11 410.1 410.1 306.5 410.1 0.00 46 70 18580 -79.9 -89.9 17 10.0 -79.9 65 12 413.4 413.4 306.9 413.5 0.00 47 66 18914 -77.7 -95.7 4 18.0 -77.7 59 9 425.3 425.3 308.3 425.3 0.00 48 54 20076 -72.3 -93.3 3 21.0 -72.4 290 3 462.8 462.8 312.0 462.8 0.00 49 50 20530 -70.7 -92.7 2 22.0 -70.8 75 9 476.9 476.9 313.2 476.9 0.00 50 44 21295 -65.5 -92.5 1 27.0 -65.8 103 21 507.3 507.3 315.5 507.4 0.00 51 34 22886 -58.3 -88.3 1 30.0 -59.3 96 28 565.1 565.1 318.9 565.1 0.00 52 31 23465 -59.3 -89.3 1 30.0 -60.3 100 38 577.5 577.5 319.5 577.6 0.00 53 30 23670 -58.7 -88.7 1 30.0 -59.7 100 38 584.6 584.6 319.9 584.6 0.00 54 20 26260 -52.1 -83.1 1 31.0 -55.0 95 41 676.7 676.7 323.7 676.9 0.02 55 19 26592 -52.1 -83.1 1 31.0 -55.1 96 40 686.7 686.7 324.0 686.9 0.02 56 17 27314 -51.1 -83.1 1 32.0 -54.6 98 38 712.1 712.1 324.8 712.3 0.02 57 16 27707 -51.9 -82.9 1 31.0 -55.4 100 36 721.9 722.0 325.1 722.2 0.03 TRP 87 17354 -82.3 -91.3 20 9.0 -82.3 25 14 383.7 383.7 302.8 383.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5748.00 m Freezing level: 572.43 mb = 4823.81 m = 15825.95 ft Wetbulb zero: 680.35 mb = 3387.08 m = 11112.33 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 46.52 % Est. max temperature: 30.91 C = 87.64 F Sfc-Lift cond lev (LCL): 965.08 mb = 424.87 m = 1393.92 ft T: 23.49 C 700-500 lapse rate: 5.36 C/km ThetaE index: 16.28 C Layer 741.0- 700.0 mb Conv cond level (CCL): 887.09 mb = 1156.47 m = 3794.13 ft Mean mixing ratio: 15.62 g/kg Conv temperature: 30.08 C = 86.14 F Cap Strength: 1.04 C Lifted Index: -2.07 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.05 C Lifted Index @700 mb: -1.45 C Showalter Index: 2.33 C Risk: Showers probable Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.80 C K Index: 27.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 190.60 Risk: None Energy Index: -1.11 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 660.45 J/kg Max Up Vert Vel: 36.34 m/s Conv Inhibition (B-): 15.49 J/kg Cap Strength: 1.04 C Lift Cond Lev (LCL): 914.64 mb = 892.32 m = 2927.54 ft Lev Free Conv (LFC): 859.64 mb = 1426.47 m = 4679.96 ft Equ Level (EL): 249.64 mb = 10919.76 m = 35825.54 ft B at Equ Level: 628.67 J/kg Max Parcel Lev (MPL): 159.64 mb = 13825.16 m = 45357.60 ft Wind level data Storm motion: 98 at 11 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 70 11 -10.3 -3.8 | 354 5 0.5 -5.2 1 1000 112 60 17 -14.7 -8.5 | 21 11 -3.9 -10.0 2 978 305 60 19 -16.5 -9.5 | 27 12 -5.6 -11.0 3 945 610 65 18 -16.3 -7.6 | 31 11 -5.4 -9.1 4 925 795 60 20 -17.3 -10.0 | 29 13 -6.4 -11.5 5 912 914 60 19 -16.5 -9.5 | 27 12 -5.6 -11.0 6 881 1219 55 17 -13.9 -9.8 | 15 12 -3.1 -11.2 7 850 1523 60 16 -13.9 -8.0 | 17 10 -3.0 -9.5 8 820 1829 65 15 -13.6 -6.3 | 19 8 -2.7 -7.8 9 790 2134 80 16 -15.8 -2.8 | 49 6 -4.9 -4.3 10 762 2438 80 16 -15.8 -2.8 | 49 6 -4.9 -4.3 11 735 2743 75 15 -14.5 -3.9 | 34 6 -3.6 -5.4 12 709 3048 90 15 -15.0 0.0 | 70 4 -4.1 -1.5 13 700 3153 80 17 -16.7 -3.0 | 53 7 -5.9 -4.4 14 657 3658 85 17 -16.9 -1.5 | 64 7 -6.1 -3.0 15 633 3962 110 18 -16.9 6.2 | 128 8 -6.0 4.7 16 609 4267 100 15 -14.8 2.6 | 106 4 -3.9 1.1 17 565 4877 20 8 -2.7 -7.5 | 318 12 8.1 -9.0 18 544 5182 360 5 -0.0 -5.0 | 301 13 10.9 -6.5 19 524 5486 25 9 -3.8 -8.2 | 324 12 7.1 -9.6 20 504 5791 5 13 -1.1 -13.0 | 326 17 9.7 -14.4 21 500 5860 345 11 2.8 -10.6 | 311 18 13.7 -12.1 22 485 6096 325 13 7.5 -10.6 | 304 22 18.3 -12.1 23 414 7315 265 19 18.9 1.7 | 270 30 29.8 0.2 24 400 7570 265 29 28.9 2.5 | 269 40 39.8 1.0 25 397 7620 265 26 25.9 2.3 | 269 37 36.8 0.8 26 350 8534 240 42 36.4 21.0 | 248 51 47.2 19.5 27 322 9144 245 41 37.2 17.3 | 252 51 48.0 15.8 28 300 9650 250 33 31.0 11.3 | 257 43 41.9 9.8 29 296 9754 250 34 31.9 11.6 | 257 44 42.8 10.1 30 259 10668 225 24 17.0 17.0 | 241 32 27.8 15.5 31 250 10910 230 28 21.4 18.0 | 243 36 32.3 16.5 32 206 12192 235 41 33.6 23.5 | 244 50 44.5 22.0 33 200 12400 230 43 32.9 27.6 | 239 51 43.8 26.2 34 188 12802 230 42 32.2 27.0 | 239 50 43.0 25.5 35 162 13716 215 44 25.2 36.0 | 226 50 36.1 34.6 36 150 14210 245 28 25.4 11.8 | 254 38 36.2 10.3 37 126 15240 295 25 22.7 -10.6 | 290 36 33.5 -12.1 38 113 15850 325 23 13.2 -18.8 | 310 31 24.1 -20.3 39 107 16154 315 15 10.6 -10.6 | 299 25 21.5 -12.1 40 100 16570 350 16 2.8 -15.8 | 322 22 13.6 -17.2 41 92 17069 360 13 -0.0 -13.0 | 323 18 10.9 -14.5 42 87 17354 25 14 -5.9 -12.7 | 341 15 5.0 -14.2 43 87 17374 25 17 -7.2 -15.4 | 348 17 3.7 -16.9 44 82 17678 35 15 -8.6 -12.3 | 351 14 2.3 -13.8 45 78 17983 15 16 -4.1 -15.5 | 338 18 6.7 -16.9 46 74 18288 15 10 -2.6 -9.7 | 323 14 8.3 -11.1 47 70 18580 65 12 -10.9 -5.1 | 0 7 -0.0 -6.6 48 70 18593 40 18 -11.6 -13.8 | 3 15 -0.7 -15.3 49 66 18898 55 10 -8.2 -5.7 | 340 8 2.7 -7.2 50 63 19202 110 1 -0.9 0.3 | 277 10 9.9 -1.1 51 60 19507 330 18 9.0 -15.6 | 311 26 19.9 -17.1 52 57 19812 10 15 -2.6 -14.8 | 333 18 8.3 -16.3 53 54 20117 280 2 2.0 -0.3 | 278 13 12.8 -1.8 54 51 20422 345 4 1.0 -3.9 | 294 13 11.9 -5.4 55 50 20530 75 9 -8.7 -2.3 | 330 4 2.2 -3.8 56 48 20726 45 9 -6.4 -6.4 | 330 9 4.5 -7.9 57 44 21336 105 21 -20.3 5.4 | 113 10 -9.4 3.9 58 42 21641 120 17 -14.7 8.5 | 151 8 -3.9 7.0 59 40 21946 95 17 -16.9 1.5 | 90 6 -6.1 -0.0 60 36 22555 100 26 -25.6 4.5 | 102 15 -14.7 3.0 61 34 22860 95 27 -26.9 2.4 | 93 16 -16.0 0.9 62 33 23165 100 37 -36.4 6.4 | 101 26 -25.6 4.9 63 30 23670 100 38 -37.4 6.6 | 101 27 -26.6 5.1 64 30 23774 100 38 -37.4 6.6 | 101 27 -26.6 5.1 65 28 24079 105 38 -36.7 9.8 | 108 27 -25.8 8.3 66 27 24384 95 40 -39.8 3.5 | 94 29 -29.0 2.0 67 24 24994 85 39 -38.9 -3.4 | 80 28 -28.0 -4.9 68 22 25603 85 53 -52.8 -4.6 | 82 42 -41.9 -6.1 69 20 26213 95 48 -47.8 4.2 | 94 37 -36.9 2.7 70 20 26260 95 41 -40.8 3.6 | 94 30 -30.0 2.1 71 16 27127 100 36 -35.5 6.3 | 101 25 -24.6 4.8 72 14 27432 105 34 -32.8 8.8 | 108 23 -22.0 7.3 Wind Parameters Mean winds (0-6000m): 67.8 at 14.6 knts Storm direction: 97.8 at 11.0 knts Shear (0-3000m) pos: 1.6 neg: 1.4 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 69.0 deg Storm rel helicity (0-3000m) pos: 24.8 neg: -12.6 tot: 12.2 m^2/s^2 ave: 4.1 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.3 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 453.33 Bulk Shear: 1.46 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 61 17 24 11| 0.0 7.8 7.8| 11.7 0.0 11.7 23.5 0.55| 10.0 5.5 1000 61 18 27 11| 0.0 4.1 4.1| 12.5 -5.1 7.4 7.4 0.28| 7.5 2.1 1500 60 18 24 11| 0.8 2.7 3.5| 13.2 -10.1 3.1 2.1 0.15| 6.1 0.9 2000 61 17 23 11| 1.4 2.0 3.4| 18.2 -10.1 8.0 4.0 0.23| 5.6 1.3 2500 65 17 27 10| 1.4 1.6 3.0| 21.2 -10.7 10.5 4.2 0.27| 5.0 1.3 3000 67 17 29 9| 1.6 1.4 2.9| 24.8 -12.6 12.2 4.1 0.28| 4.9 1.3 4000 73 17 38 8| 2.1 1.3 3.5| 39.7 -14.2 25.5 6.4 0.38| 5.1 2.0 5000 74 16 36 7| 1.7 2.2 3.9| 39.7 -47.6 -7.9 -1.6 -0.05| 6.5 -0.3 6000 68 15 21 8| 1.3 2.4 3.7| 57.4 -83.8 -26.4 -4.4 -0.07| 7.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251226.12.gif