UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 23 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 28.0 23.6 77 4.4 24.7 60 10 300.2 303.6 297.5 354.3 18.44 1 1006 49 27.4 22.7 76 4.7 24.0 58 13 300.0 303.2 296.9 351.4 17.52 2 1000 105 27.0 22.3 76 4.7 23.6 55 17 300.1 303.3 296.7 350.5 17.19 3 999 114 27.0 22.4 76 4.6 23.7 55 17 300.2 303.4 296.8 351.0 17.32 4 941 640 22.0 20.3 90 1.7 20.8 61 19 300.3 303.3 296.1 347.6 16.14 5 925 789 21.0 18.5 86 2.5 19.3 65 22 300.8 303.5 295.2 343.8 14.64 6 850 1517 16.4 13.0 80 3.4 14.2 75 24 303.3 305.4 293.4 336.4 11.14 7 808 1948 14.4 9.8 74 4.6 11.5 65 22 305.6 307.4 292.8 334.1 9.46 8 777 2278 12.6 9.3 80 3.3 10.6 70 21 307.1 308.9 293.3 335.9 9.51 9 753 2541 11.2 7.0 75 4.2 8.7 75 19 308.4 310.0 292.7 333.9 8.38 10 734 2755 9.6 8.3 92 1.3 8.8 75 19 308.9 310.7 293.7 337.6 9.41 11 728 2823 9.8 8.5 92 1.3 9.0 78 20 309.8 311.7 294.1 339.3 9.62 12 700 3149 8.4 6.5 88 1.9 7.2 90 23 311.8 313.4 294.0 338.7 8.71 13 690 3268 7.8 5.4 85 2.4 6.3 102 24 312.4 314.0 293.7 337.8 8.18 14 683 3352 8.8 -4.2 40 13.0 2.4 110 25 314.4 315.2 291.0 327.5 4.10 15 672 3486 8.8 -12.2 21 21.0 -0.1 106 26 315.9 316.3 289.8 323.2 2.23 16 667 3548 8.6 -12.4 21 21.0 -0.3 104 27 316.3 316.8 289.9 323.6 2.21 17 646 3812 9.8 -36.2 2 46.0 -2.6 95 28 320.6 320.7 289.2 321.6 0.27 18 636 3942 9.4 91 28 321.6 19 568 4868 3.4 -44.6 1 48.0 -7.0 66 21 325.1 325.1 290.5 325.6 0.13 20 533 5380 0.2 -41.8 3 42.0 -9.0 77 18 327.2 327.3 291.1 328.0 0.18 21 519 5593 -0.9 -46.9 2 46.0 -9.9 78 15 328.4 328.4 291.4 328.8 0.11 22 500 5890 -2.1 -35.1 6 33.0 -10.3 70 8 330.5 330.6 292.2 331.9 0.39 23 438 6921 -11.3 -33.3 14 22.0 -16.3 50 8 331.6 331.7 292.7 333.6 0.53 24 413 7369 -14.1 -45.1 5 31.0 -19.1 348 10 333.6 333.6 292.9 334.3 0.17 25 405 7516 -15.1 -47.1 5 32.0 -19.9 325 10 334.2 334.2 293.0 334.7 0.14 26 400 7610 -15.9 -46.9 5 31.0 -20.5 310 10 334.3 334.4 293.0 334.9 0.14 27 372 8151 -19.7 -43.7 10 24.0 -23.3 239 14 336.3 336.3 293.6 337.1 0.21 28 303 9630 -33.3 -48.3 21 15.0 -34.6 181 26 337.5 337.5 293.9 338.1 0.16 29 300 9700 -34.1 -49.1 21 15.0 -35.4 180 27 337.3 337.3 293.8 337.9 0.15 30 273 10358 -38.3 -61.3 7 23.0 -39.4 190 33 340.4 340.5 294.4 340.6 0.04 31 259 10719 -41.3 -55.3 21 14.0 -42.1 190 29 341.2 341.2 294.7 341.5 0.08 32 250 10960 -42.7 -64.7 7 22.0 -43.5 190 26 342.6 342.6 295.0 342.7 0.03 33 248 11014 -42.7 -64.7 7 22.0 -43.5 189 26 343.4 343.4 295.1 343.5 0.03 34 246 11069 -42.9 -65.9 6 23.0 -43.7 188 26 343.9 343.9 295.3 344.0 0.02 35 243 11151 -42.9 -63.9 8 21.0 -43.7 187 26 345.1 345.1 295.6 345.2 0.03 36 241 11207 -42.9 -67.9 5 25.0 -43.7 186 26 345.9 345.9 295.7 346.0 0.02 37 217 11906 -48.3 -58.3 31 10.0 -48.7 185 39 348.1 348.1 296.3 348.4 0.07 38 200 12440 -50.5 -74.5 4 24.0 -51.0 185 51 352.8 352.8 297.3 352.8 0.01 39 187 12874 -53.1 -78.1 3 25.0 -53.5 194 40 355.4 355.4 297.8 355.5 0.00 40 150 14250 -65.5 -80.5 11 15.0 -65.6 190 26 357.2 357.2 298.1 357.3 0.00 41 123 15428 -75.3 -87.3 14 12.0 -75.3 142 14 360.3 360.3 298.8 360.3 0.00 42 117 15717 -76.3 -88.3 13 12.0 -76.3 128 13 363.6 363.6 299.4 363.6 0.00 43 107 16228 -79.5 -90.5 15 11.0 -79.5 109 10 367.0 367.0 300.0 367.0 0.00 44 104 16389 -80.3 -91.3 14 11.0 -80.3 120 9 368.4 368.4 300.3 368.4 0.00 45 103 16443 -80.3 -91.3 14 11.0 -80.3 124 9 369.4 369.4 300.5 369.4 0.00 46 100 16610 -80.3 -91.3 14 11.0 -80.3 135 8 372.6 372.6 301.0 372.6 0.00 47 99 16667 -80.3 -91.3 14 11.0 -80.3 137 8 373.7 373.7 301.2 373.7 0.00 48 84 17583 -85.5 -94.5 18 9.0 -85.5 110 26 381.1 381.1 302.4 381.1 0.00 49 81 17783 -85.7 -94.7 18 9.0 -85.7 107 26 384.6 384.6 303.0 384.6 0.00 50 77 18062 -85.1 -93.1 23 8.0 -85.1 103 28 391.5 391.5 304.0 391.5 0.00 51 71 18511 -83.7 -91.7 23 8.0 -83.7 54 20 403.7 403.7 305.7 403.7 0.00 52 70 18590 -83.5 -91.5 23 8.0 -83.5 35 20 405.7 405.7 306.0 405.8 0.00 53 67 18835 -81.1 -89.1 25 8.0 -81.1 32 20 416.1 416.1 307.3 416.1 0.00 54 50 20520 -72.3 -91.3 4 19.0 -72.4 70 20 473.1 473.1 312.9 473.1 0.00 55 32 23234 -59.9 -88.9 1 29.0 -60.8 98 34 570.7 570.7 319.2 570.7 0.00 56 30 23640 -58.1 -88.1 1 30.0 -59.2 85 32 586.2 586.3 320.0 586.3 0.01 57 28 24073 -57.1 -87.1 1 30.0 -58.5 83 32 600.7 600.7 320.6 600.8 0.01 58 28 24073 -57.3 -87.3 1 30.0 -58.6 83 32 600.2 600.2 320.6 600.2 0.01 59 21 25905 -51.7 -82.7 1 31.0 -54.6 73 25 668.5 668.5 323.4 668.7 0.02 60 20 26220 -52.1 -83.1 1 31.0 -55.0 70 20 676.7 676.7 323.7 676.9 0.02 61 19 26552 -52.1 -83.1 1 31.0 -55.1 67 20 686.7 686.7 324.0 686.9 0.02 62 17 27276 -49.9 -81.9 1 32.0 -53.8 86 22 716.0 716.0 325.0 716.2 0.03 63 15 28091 -51.9 -82.9 1 31.0 -55.5 97 17 735.4 735.4 325.5 735.6 0.03 64 13 29031 -45.5 -78.5 1 33.0 -51.9 86 12 788.3 788.3 327.0 788.9 0.07 65 13 29031 -46.1 -79.1 1 33.0 -52.2 86 12 786.2 786.2 326.9 786.8 0.06 TRP 84 17583 -85.5 -94.5 18 9.0 -85.5 110 26 381.1 381.1 302.4 381.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 530.45 mb = 5419.02 m = 17778.73 ft Wetbulb zero: 672.44 mb = 3480.52 m = 11418.88 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 58.02 % Est. max temperature: 30.74 C = 87.34 F Sfc-Lift cond lev (LCL): 948.80 mb = 567.21 m = 1860.91 ft T: 22.69 C 700-500 lapse rate: 3.83 C/km ThetaE index: 16.94 C Layer 941.0- 777.0 mb Conv cond level (CCL): 904.79 mb = 979.24 m = 3212.70 ft Mean mixing ratio: 16.25 g/kg Conv temperature: 29.25 C = 84.65 F Cap Strength: 3.05 C Lifted Index: 1.51 C Risk: Showers probable Lifted Index @300 mb: -4.71 C Lifted Index @700 mb: -1.70 C Showalter Index: 6.20 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 18.50 C Cross Totals Index: 15.10 C K Index: 29.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 212.00 Risk: None Energy Index: -0.69 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 624.70 J/kg Max Up Vert Vel: 35.35 m/s Conv Inhibition (B-): 3.85 J/kg Cap Strength: 2.99 C Lift Cond Lev (LCL): 918.83 mb = 846.66 m = 2777.72 ft Lev Free Conv (LFC): 883.83 mb = 1181.02 m = 3874.70 ft Equ Level (EL): 673.83 mb = 3463.45 m = 11362.88 ft B at Equ Level: 99.55 J/kg Max Parcel Lev (MPL): 573.83 mb = 4784.30 m = 15696.33 ft Wind level data Storm motion: 107 at 16 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 60 10 -8.7 -5.0 | 326 12 6.7 -9.7 1 1000 105 55 17 -13.9 -9.8 | 354 15 1.4 -14.5 2 977 305 55 17 -13.9 -9.8 | 354 15 1.4 -14.5 3 944 610 60 19 -16.5 -9.5 | 5 14 -1.1 -14.2 4 925 789 65 22 -19.9 -9.3 | 18 15 -4.6 -14.0 5 912 914 70 23 -21.6 -7.9 | 27 14 -6.3 -12.6 6 880 1219 80 26 -25.6 -4.5 | 48 14 -10.3 -9.2 7 850 1517 75 24 -23.2 -6.2 | 36 13 -7.9 -10.9 8 819 1829 65 22 -19.9 -9.3 | 18 15 -4.6 -14.0 9 790 2134 65 23 -20.8 -9.7 | 21 15 -5.5 -14.4 10 762 2438 75 19 -18.4 -4.9 | 17 10 -3.0 -9.6 11 735 2743 75 19 -18.4 -4.9 | 17 10 -3.0 -9.6 12 700 3149 90 23 -23.0 0.0 | 58 9 -7.7 -4.7 13 683 3353 110 25 -23.5 8.6 | 115 9 -8.2 3.8 14 658 3658 100 28 -27.6 4.9 | 91 12 -12.2 0.1 15 610 4267 80 27 -26.6 -4.7 | 50 15 -11.3 -9.4 16 566 4877 65 21 -19.0 -8.9 | 15 14 -3.7 -13.6 17 525 5486 80 17 -16.7 -3.0 | 10 8 -1.4 -7.7 18 500 5890 70 8 -7.5 -2.7 | 314 11 7.8 -7.5 19 487 6096 65 7 -6.3 -3.0 | 311 12 9.0 -7.7 20 450 6706 30 8 -4.0 -6.9 | 316 16 11.3 -11.7 21 432 7010 60 8 -6.9 -4.0 | 316 12 8.4 -8.7 22 416 7315 355 10 0.9 -10.0 | 312 22 16.2 -14.7 23 400 7610 310 10 7.7 -6.4 | 296 26 23.0 -11.2 24 399 7620 315 9 6.4 -6.4 | 297 24 21.7 -11.1 25 367 8230 225 15 10.6 10.6 | 257 27 25.9 5.9 26 324 9144 185 22 1.9 21.9 | 225 24 17.2 17.2 27 300 9700 180 27 0.0 27.0 | 215 27 15.3 22.3 28 273 10363 190 33 5.7 32.5 | 217 35 21.1 27.8 29 261 10668 190 30 5.2 29.5 | 220 32 20.5 24.8 30 250 10960 190 26 4.5 25.6 | 224 29 19.8 20.9 31 238 11278 185 26 2.3 25.9 | 220 28 17.6 21.2 32 200 12440 185 51 4.4 50.8 | 203 50 19.8 46.1 33 198 12497 185 51 4.4 50.8 | 203 50 19.8 46.1 34 180 13106 200 33 11.3 31.0 | 225 37 26.6 26.3 35 156 14021 190 24 4.2 23.6 | 226 27 19.5 18.9 36 150 14250 190 26 4.5 25.6 | 224 29 19.8 20.9 37 133 14935 175 14 -1.2 13.9 | 237 17 14.1 9.2 38 127 15240 150 15 -7.5 13.0 | 223 11 7.8 8.3 39 108 16154 105 10 -9.7 2.6 | 291 6 5.7 -2.1 40 100 16610 135 8 -5.7 5.7 | 265 10 9.7 0.9 41 97 16764 140 9 -5.8 6.9 | 257 10 9.5 2.2 42 92 17069 120 7 -6.1 3.5 | 278 9 9.3 -1.2 43 87 17374 100 17 -16.7 3.0 | 38 2 -1.4 -1.8 44 84 17583 110 26 -24.4 8.9 | 115 10 -9.1 4.2 45 83 17678 110 24 -22.6 8.2 | 116 8 -7.2 3.5 46 78 17983 100 31 -30.5 5.4 | 92 15 -15.2 0.7 47 74 18288 110 21 -19.7 7.2 | 119 5 -4.4 2.5 48 70 18590 35 20 -11.5 -16.4 | 350 21 3.9 -21.1 49 70 18593 20 12 -4.1 -11.3 | 325 20 11.2 -16.0 50 66 18898 35 22 -12.6 -18.0 | 353 23 2.7 -22.8 51 60 19507 260 2 2.0 0.3 | 284 18 17.3 -4.4 52 57 19812 15 2 -0.5 -1.9 | 294 16 14.8 -6.7 53 54 20117 15 16 -4.1 -15.5 | 331 23 11.2 -20.2 54 51 20422 30 21 -10.5 -18.2 | 348 23 4.8 -22.9 55 50 20520 70 20 -18.8 -6.8 | 17 12 -3.5 -11.6 56 48 20726 50 22 -16.9 -14.1 | 5 19 -1.5 -18.9 57 44 21336 110 11 -10.3 3.8 | 281 5 5.0 -1.0 58 42 21641 95 15 -14.9 1.3 | 354 3 0.4 -3.4 59 40 21946 100 24 -23.6 4.2 | 86 8 -8.3 -0.6 60 38 22250 90 23 -23.0 0.0 | 58 9 -7.7 -4.7 61 34 22860 110 35 -32.9 12.0 | 112 19 -17.6 7.2 62 30 23640 85 32 -31.9 -2.8 | 66 18 -16.5 -7.5 63 29 23774 100 32 -31.5 5.6 | 93 16 -16.2 0.8 64 27 24384 65 33 -29.9 -13.9 | 38 24 -14.6 -18.7 65 25 24689 80 33 -32.5 -5.7 | 59 20 -17.2 -10.5 66 24 24994 80 32 -31.5 -5.6 | 58 19 -16.2 -10.3 67 23 25298 90 32 -32.0 0.0 | 74 17 -16.7 -4.7 68 20 26213 65 22 -19.9 -9.3 | 18 15 -4.6 -14.0 69 20 26220 70 20 -18.8 -6.8 | 17 12 -3.5 -11.6 70 18 26518 65 20 -18.1 -8.5 | 12 13 -2.8 -13.2 71 17 26822 85 22 -21.9 -1.9 | 45 9 -6.6 -6.6 72 16 27127 100 18 -17.7 3.1 | 56 3 -2.4 -1.6 73 15 27432 95 17 -16.9 1.5 | 26 4 -1.6 -3.2 74 13 27737 100 11 -10.8 1.9 | 302 5 4.5 -2.8 75 12 28042 60 15 -13.0 -7.5 | 349 12 2.3 -12.2 76 11 28346 65 15 -13.6 -6.3 | 351 11 1.7 -11.1 77 10 28651 30 14 -7.0 -12.1 | 334 19 8.3 -16.9 78 10 28956 65 21 -19.0 -8.9 | 15 14 -3.7 -13.6 Wind Parameters Mean winds (0-6000m): 77.1 at 21.4 knts Storm direction: 107.1 at 16.0 knts Shear (0-3000m) pos: 2.4 neg: 1.5 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 76.6 deg Storm rel helicity (0-3000m) pos: 83.2 neg: -26.9 tot: 56.2 m^2/s^2 ave: 18.7 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.9 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 66.58 Bulk Shear: 9.38 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 56 17 354 14| 0.0 8.5 8.5| 28.1 0.0 28.1 56.2 0.94| 9.1 8.5 1000 61 19 5 14| 4.0 4.3 8.2| 58.1 0.0 58.1 58.1 0.96| 8.7 8.3 1500 68 21 18 13| 2.9 2.8 5.8| 70.7 -9.0 61.8 41.2 0.75| 7.8 5.9 2000 68 21 19 14| 2.2 2.3 4.5| 71.7 -24.8 46.9 23.4 0.47| 7.1 3.4 2500 68 21 20 13| 2.0 1.9 3.9| 72.8 -26.9 45.9 18.3 0.38| 6.9 2.6 3000 70 21 20 13| 2.4 1.5 4.0| 83.2 -26.9 56.2 18.7 0.45| 6.5 2.9 4000 78 22 35 11| 3.0 2.1 5.2|106.6 -55.4 51.3 12.8 0.31| 7.5 2.3 5000 78 23 36 12| 2.4 2.3 4.8|106.8-102.0 4.7 0.9 0.08| 7.4 0.6 6000 77 21 30 11| 2.3 2.2 4.5|106.8-124.9 -18.2 -3.0 -0.05| 7.5 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251223.00.gif