UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 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 1011 2 26.6 22.4 78 4.2 23.6 80 12 298.8 301.9 296.3 348.7 17.11 1 1000 105 25.8 21.3 76 4.5 22.6 70 15 299.0 301.9 295.7 346.0 16.15 2 998 123 25.6 21.2 77 4.4 22.5 70 15 298.9 301.8 295.7 345.8 16.08 3 949 565 22.8 19.8 83 3.0 20.7 84 22 300.4 303.2 295.7 345.8 15.50 4 928 761 21.8 16.9 74 4.9 18.5 85 21 301.3 303.7 294.3 340.1 13.16 5 925 789 21.6 16.6 73 5.0 18.2 85 21 301.4 303.8 294.2 339.5 12.95 6 885 1171 19.0 15.8 82 3.2 16.8 84 20 302.5 304.9 294.4 340.6 12.86 7 850 1517 16.6 13.5 82 3.1 14.6 85 21 303.5 305.7 293.7 337.8 11.52 8 828 1740 15.2 13.0 87 2.2 13.8 81 22 304.3 306.5 293.9 338.5 11.44 9 793 2106 13.6 9.3 75 4.3 10.9 84 19 306.4 308.2 292.9 334.5 9.31 10 780 2246 12.6 11.0 90 1.6 11.6 83 18 306.8 308.8 294.0 338.9 10.63 11 756 2509 11.6 10.5 93 1.1 10.9 80 17 308.5 310.5 294.5 340.7 10.61 12 700 3151 8.8 6.9 88 1.9 7.6 75 11 312.2 313.9 294.3 339.9 8.96 13 638 3913 5.0 0.4 72 4.6 2.5 70 15 316.3 317.5 293.3 335.9 6.19 14 628 4042 4.0 0.6 78 3.4 2.1 75 14 316.6 317.8 293.5 336.8 6.38 15 612 4251 2.8 -2.2 70 5.0 0.2 84 13 317.6 318.6 293.0 334.6 5.32 16 587 4587 0.4 -1.6 86 2.0 -0.7 100 13 318.6 319.7 293.6 337.2 5.81 17 559 4978 -1.5 -7.5 64 6.0 -4.3 87 10 320.8 321.6 292.7 333.6 3.89 18 546 5166 -1.9 -9.9 54 8.0 -5.4 81 10 322.5 323.2 292.6 333.5 3.30 19 529 5417 -3.7 -7.5 75 3.8 -5.5 73 9 323.3 324.1 293.6 336.9 4.12 20 500 5860 -6.3 -15.3 49 9.0 -9.7 5 7 325.4 325.8 292.6 333.3 2.33 21 482 6146 -7.3 -29.3 15 22.0 -13.0 328 9 327.6 327.7 291.7 330.1 0.70 22 425 7114 -14.9 -20.9 60 6.0 -16.7 270 17 329.9 330.2 293.3 335.8 1.70 23 400 7570 -17.9 -36.9 17 19.0 -21.4 270 31 331.7 331.8 292.6 333.3 0.40 24 394 7683 -18.7 -39.7 14 21.0 -22.2 274 29 332.1 332.2 292.6 333.3 0.31 25 372 8108 -22.3 -43.3 13 21.0 -25.2 265 32 332.8 332.9 292.7 333.7 0.22 26 331 8954 -29.3 -44.3 22 15.0 -31.0 242 30 334.5 334.6 293.2 335.4 0.23 27 306 9511 -32.7 -51.7 13 19.0 -34.2 218 34 337.4 337.4 293.8 337.8 0.11 28 300 9650 -33.5 -43.5 36 10.0 -34.6 225 40 338.2 338.2 294.1 339.2 0.27 29 274 10280 -37.7 -45.7 43 8.0 -38.4 247 54 341.0 341.0 294.8 341.9 0.23 30 264 10536 -38.5 -53.5 19 15.0 -39.5 250 54 343.4 343.5 295.3 343.8 0.10 31 261 10615 -38.5 -56.5 13 18.0 -39.5 250 54 344.6 344.6 295.5 344.9 0.07 32 256 10748 -38.7 -57.7 12 19.0 -39.8 245 48 346.2 346.2 295.8 346.4 0.06 33 250 10910 -39.5 -57.5 13 18.0 -40.5 235 39 347.3 347.4 296.1 347.6 0.06 34 247 10992 -39.5 -57.5 13 18.0 -40.5 233 37 348.5 348.6 296.4 348.8 0.07 35 233 11389 -41.5 -61.5 10 20.0 -42.4 226 29 351.4 351.4 297.0 351.6 0.04 36 200 12400 -51.1 -68.1 11 17.0 -51.5 225 45 351.8 351.9 297.1 351.9 0.02 37 170 13434 -60.3 -73.3 17 13.0 -60.4 220 50 353.3 353.3 297.4 353.4 0.01 38 168 13508 -60.3 -73.3 17 13.0 -60.4 217 50 354.5 354.5 297.6 354.6 0.01 39 159 13850 -60.9 -74.9 14 14.0 -61.0 223 43 359.1 359.1 298.5 359.2 0.01 40 150 14210 -63.7 -77.7 13 14.0 -63.8 260 25 360.3 360.3 298.8 360.4 0.01 41 147 14334 -64.7 -78.7 13 14.0 -64.8 266 24 360.7 360.7 298.8 360.7 0.01 42 136 14805 -68.9 -81.9 14 13.0 -68.9 288 22 361.4 361.4 299.0 361.4 0.00 43 115 15790 -76.9 -87.9 16 11.0 -76.9 321 24 364.3 364.3 299.5 364.3 0.00 44 106 16257 -78.5 -89.5 15 11.0 -78.5 314 15 369.8 369.8 300.5 369.8 0.00 45 105 16311 -78.5 -89.5 15 11.0 -78.5 320 13 370.8 370.8 300.7 370.9 0.00 46 103 16421 -78.3 -89.3 15 11.0 -78.3 331 7 373.3 373.3 301.1 373.3 0.00 47 101 16533 -78.3 -89.3 15 11.0 -78.3 341 4 375.4 375.4 301.5 375.4 0.00 48 100 16590 -78.5 -89.5 15 11.0 -78.5 345 4 376.1 376.1 301.6 376.1 0.00 49 91 17123 -79.9 -90.9 14 11.0 -79.9 33 7 383.6 383.6 302.8 383.6 0.00 50 85 17506 -81.5 -92.5 14 11.0 -81.5 55 19 387.9 387.9 303.5 387.9 0.00 51 83 17639 -81.5 -92.5 14 11.0 -81.5 63 16 390.5 390.5 303.9 390.5 0.00 52 73 18356 -82.1 -93.1 14 11.0 -82.1 68 22 403.9 403.9 305.7 403.9 0.00 53 70 18590 -81.5 -91.5 17 10.0 -81.5 80 13 410.0 410.0 306.5 410.0 0.00 54 69 18670 -81.5 -91.5 17 10.0 -81.5 86 12 411.7 411.7 306.7 411.7 0.00 55 51 20430 -63.7 -82.7 6 19.0 -64.0 69 15 490.6 490.6 314.2 490.6 0.01 56 50 20550 -64.5 -83.5 6 19.0 -64.8 150 33 491.5 491.5 314.3 491.5 0.01 57 48 20799 -65.3 -85.3 5 20.0 -65.6 146 36 495.4 495.4 314.6 495.4 0.01 58 44 21331 -62.5 -83.5 4 21.0 -63.0 135 21 514.7 514.7 315.9 514.7 0.01 59 39 22077 -61.1 -83.1 4 22.0 -61.7 104 28 536.3 536.3 317.3 536.3 0.01 60 35 22746 -62.1 -84.1 4 22.0 -62.7 98 36 550.5 550.5 318.1 550.6 0.01 61 32 23300 -62.3 -84.3 4 22.0 -63.0 98 35 564.3 564.3 318.9 564.4 0.01 62 30 23700 -59.9 -82.9 3 23.0 -60.8 80 35 581.3 581.3 319.8 581.4 0.01 63 23 25379 -56.3 -81.3 3 25.0 -58.0 89 47 637.8 637.8 322.2 638.0 0.02 64 20 26270 -55.5 -81.5 3 26.0 -57.6 80 46 666.3 666.3 323.3 666.5 0.03 65 18 26940 -56.5 -82.5 2 26.0 -58.5 83 46 683.5 683.5 323.9 683.7 0.02 66 15 28107 -52.7 -79.7 2 27.0 -56.1 89 40 732.7 732.8 325.4 733.1 0.05 67 12 29568 -46.7 -76.7 2 30.0 -52.8 91 21 802.3 802.3 327.3 803.2 0.09 TRP 85 17506 -81.5 -92.5 14 11.0 -81.5 55 19 387.9 387.9 303.5 387.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5755.00 m Freezing level: 581.11 mb = 4669.72 m = 15320.41 ft Wetbulb zero: 606.25 mb = 4327.38 m = 14197.26 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 78.09 % Est. max temperature: 31.02 C = 87.84 F Sfc-Lift cond lev (LCL): 951.34 mb = 543.68 m = 1783.71 ft T: 22.94 C 700-500 lapse rate: 5.57 C/km ThetaE index: 6.31 C Layer 928.0- 885.0 mb Conv cond level (CCL): 870.10 mb = 1316.73 m = 4319.91 ft Mean mixing ratio: 15.07 g/kg Conv temperature: 30.76 C = 87.37 F Cap Strength: 1.72 C Lifted Index: -1.22 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.94 C Lifted Index @700 mb: -0.18 C Showalter Index: 1.41 C Risk: Showers probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.80 C K Index: 34.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 211.00 Risk: None Energy Index: -0.88 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 477.55 J/kg Max Up Vert Vel: 30.90 m/s Conv Inhibition (B-): 33.58 J/kg Cap Strength: 1.72 C Lift Cond Lev (LCL): 906.05 mb = 967.93 m = 3175.58 ft Lev Free Conv (LFC): 831.05 mb = 1709.09 m = 5607.18 ft Equ Level (EL): 261.05 mb = 10613.30 m = 34820.12 ft B at Equ Level: 462.84 J/kg Max Parcel Lev (MPL): 181.05 mb = 13033.35 m = 42759.81 ft Wind level data Storm motion: 108 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 1011 2 80 12 -11.8 -2.1 | 9 6 -0.9 -5.7 1 1000 105 70 15 -14.1 -5.1 | 20 9 -3.2 -8.7 2 977 305 75 18 -17.4 -4.7 | 38 11 -6.5 -8.3 3 944 610 85 23 -22.9 -2.0 | 65 13 -12.0 -5.6 4 925 789 85 21 -20.9 -1.8 | 62 11 -10.0 -5.4 5 912 914 80 22 -21.7 -3.8 | 55 13 -10.8 -7.4 6 880 1219 85 20 -19.9 -1.7 | 59 11 -9.1 -5.4 7 850 1517 85 21 -20.9 -1.8 | 62 11 -10.0 -5.4 8 819 1829 80 22 -21.7 -3.8 | 55 13 -10.8 -7.4 9 790 2134 85 19 -18.9 -1.7 | 57 10 -8.1 -5.3 10 762 2438 80 17 -16.7 -3.0 | 42 9 -5.9 -6.6 11 735 2743 80 17 -16.7 -3.0 | 42 9 -5.9 -6.6 12 700 3151 75 11 -10.6 -2.8 | 358 6 0.2 -6.5 13 657 3658 60 16 -13.9 -8.0 | 14 12 -3.0 -11.6 14 609 4267 85 13 -13.0 -1.1 | 24 5 -2.1 -4.7 15 587 4572 100 13 -12.8 2.3 | 55 2 -1.9 -1.4 16 565 4877 90 10 -10.0 0.0 | 346 4 0.9 -3.6 17 524 5486 70 9 -8.5 -3.1 | 340 7 2.4 -6.7 18 500 5860 5 7 -0.6 -7.0 | 316 15 10.3 -10.6 19 485 6096 335 8 3.4 -7.3 | 307 18 14.3 -10.9 20 466 6401 285 12 11.6 -3.1 | 287 23 22.5 -6.7 21 414 7315 265 18 17.9 1.6 | 274 29 28.8 -2.0 22 400 7570 270 31 31.0 -0.0 | 275 42 41.9 -3.6 23 397 7620 275 29 28.9 -2.5 | 279 40 39.8 -6.1 24 350 8534 255 34 32.8 8.8 | 263 44 43.7 5.2 25 322 9144 235 28 22.9 16.1 | 250 36 33.8 12.4 26 308 9449 215 32 18.4 26.2 | 232 37 29.2 22.6 27 300 9650 225 40 28.3 28.3 | 238 46 39.2 24.7 28 271 10363 250 56 52.6 19.2 | 256 65 63.5 15.5 29 259 10668 250 53 49.8 18.1 | 257 62 60.7 14.5 30 250 10910 235 39 31.9 22.4 | 246 47 42.8 18.8 31 237 11278 225 28 19.8 19.8 | 242 35 30.7 16.2 32 206 12192 230 41 31.4 26.4 | 242 48 42.3 22.7 33 200 12400 225 45 31.8 31.8 | 237 51 42.7 28.2 34 170 13411 220 50 32.1 38.3 | 231 55 43.0 34.7 35 162 13716 210 49 24.5 42.4 | 222 53 35.4 38.8 36 150 14210 260 25 24.6 4.3 | 269 35 35.5 0.7 37 140 14630 280 21 20.7 -3.6 | 283 32 31.6 -7.3 38 126 15240 310 23 17.6 -14.8 | 303 34 28.5 -18.4 39 119 15545 330 27 13.5 -23.4 | 318 36 24.4 -27.0 40 108 16154 305 20 16.4 -11.5 | 299 31 27.3 -15.1 41 102 16459 335 5 2.1 -4.5 | 302 15 13.0 -8.1 42 100 16590 345 4 1.0 -3.9 | 302 14 11.9 -7.5 43 92 17069 30 5 -2.5 -4.3 | 313 12 8.4 -7.9 44 85 17506 55 19 -15.6 -10.9 | 18 15 -4.7 -14.5 45 82 17678 65 15 -13.6 -6.3 | 15 10 -2.7 -10.0 46 78 17983 60 20 -17.3 -10.0 | 25 15 -6.4 -13.6 47 74 18288 65 24 -21.8 -10.1 | 38 18 -10.9 -13.8 48 70 18590 80 13 -12.8 -2.3 | 18 6 -1.9 -5.9 49 70 18593 90 12 -12.0 0.0 | 17 4 -1.1 -3.6 50 63 19202 60 12 -10.4 -6.0 | 357 10 0.5 -9.6 51 60 19507 40 5 -3.2 -3.8 | 314 11 7.7 -7.4 52 57 19812 40 14 -9.0 -10.7 | 353 14 1.9 -14.3 53 54 20117 25 16 -6.8 -14.5 | 347 19 4.1 -18.1 54 51 20422 60 13 -11.3 -6.5 | 2 10 -0.4 -10.1 55 50 20550 150 33 -16.5 28.6 | 167 26 -5.6 25.0 56 49 20726 145 37 -21.2 30.3 | 159 29 -10.4 26.7 57 46 21031 150 31 -15.5 26.8 | 169 24 -4.6 23.2 58 44 21336 135 21 -14.8 14.8 | 161 12 -4.0 11.2 59 42 21641 105 24 -23.2 6.2 | 102 13 -12.3 2.6 60 40 21946 100 24 -23.6 4.2 | 92 13 -12.8 0.6 61 38 22250 110 33 -31.0 11.3 | 111 22 -20.1 7.7 62 36 22555 95 33 -32.9 2.9 | 88 22 -22.0 -0.7 63 34 22860 100 37 -36.4 6.4 | 96 26 -25.6 2.8 64 33 23165 105 35 -33.8 9.1 | 103 24 -22.9 5.4 65 31 23470 90 34 -34.0 0.0 | 81 23 -23.1 -3.6 66 30 23700 80 35 -34.5 -6.1 | 68 26 -23.6 -9.7 67 30 23774 95 32 -31.9 2.8 | 88 21 -21.0 -0.8 68 27 24384 80 39 -38.4 -6.8 | 69 29 -27.5 -10.4 69 26 24689 70 41 -38.5 -14.0 | 57 33 -27.7 -17.6 70 23 25298 85 46 -45.8 -4.0 | 78 36 -35.0 -7.6 71 22 25603 100 49 -48.3 8.5 | 97 38 -37.4 4.9 72 20 26270 80 46 -45.3 -8.0 | 71 36 -34.4 -11.6 73 19 26518 85 48 -47.8 -4.2 | 78 38 -36.9 -7.8 74 17 26822 80 44 -43.3 -7.6 | 71 34 -32.5 -11.3 75 15 27432 90 39 -39.0 0.0 | 83 28 -28.1 -3.6 76 12 28042 115 24 -21.8 10.1 | 121 13 -10.9 6.5 77 11 28346 60 17 -14.7 -8.5 | 18 13 -3.9 -12.1 78 10 28956 60 21 -18.2 -10.5 | 27 16 -7.3 -14.1 79 8 29566 90 34 -34.0 0.0 | 81 23 -23.1 -3.6 Wind Parameters Mean winds (0-6000m): 78.4 at 15.3 knts Storm direction: 108.4 at 11.5 knts Shear (0-3000m) pos: 1.5 neg: 1.4 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 7.2 deg Storm rel helicity (0-3000m) pos: 31.1 neg: -22.4 tot: 8.7 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 0.4 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 869.57 Bulk Shear: 0.55 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 76 17 36 10| 9.5 0.0 9.5| 21.3 0.0 21.3 42.6 0.73| 11.3 8.3 1000 80 20 50 11| 4.8 0.1 4.9| 27.7 -5.8 21.9 21.9 0.48| 8.8 4.2 1500 81 20 53 11| 3.0 0.1 3.1| 30.6 -5.8 24.8 16.5 0.46| 6.8 3.1 2000 82 20 54 11| 2.3 0.2 2.5| 30.9 -9.6 21.3 10.7 0.34| 6.1 2.1 2500 82 20 54 11| 1.8 0.8 2.7| 31.1 -15.4 15.6 6.2 0.21| 5.7 1.2 3000 81 19 52 10| 1.5 1.4 2.9| 31.1 -22.4 8.7 2.9 0.07| 5.4 0.4 4000 79 18 43 10| 1.3 1.1 2.4| 38.6 -25.5 13.1 3.3 0.09| 5.4 0.5 5000 80 17 41 9| 1.2 1.3 2.5| 40.7 -27.7 13.0 2.6 0.05| 5.4 0.3 6000 78 15 31 8| 1.0 2.2 3.2| 40.7 -49.4 -8.7 -1.4 -0.06| 5.7 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251227.00.gif