UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 19 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 27.2 24.7 86 2.5 25.4 60 9 299.3 302.9 298.1 357.0 19.71 1 1007 48 27.4 23.6 80 3.8 24.6 54 12 300.0 303.3 297.5 354.2 18.51 2 1005 67 27.4 23.1 77 4.3 24.3 51 14 300.1 303.4 297.3 352.8 17.98 3 1000 113 27.0 22.8 78 4.2 23.9 45 17 300.1 303.4 297.1 352.1 17.74 4 942 639 22.4 22.4 100 0.0 22.4 61 16 300.6 304.0 297.6 354.7 18.40 5 925 797 20.4 20.4 100 0.0 20.4 65 17 300.2 303.2 296.3 348.6 16.53 6 917 873 20.2 20.2 100 0.0 20.2 62 17 300.7 303.7 296.4 349.0 16.47 7 850 1526 14.6 14.6 100 0.0 14.6 60 15 301.4 303.7 293.8 337.9 12.39 8 837 1657 14.0 14.0 100 0.0 14.0 62 15 302.1 304.4 293.8 337.8 12.10 9 831 1718 13.8 13.8 100 0.0 13.8 63 14 302.6 304.8 293.9 338.1 12.02 10 798 2060 13.2 13.2 100 0.0 13.2 69 11 305.4 307.7 294.7 341.5 12.04 11 734 2759 8.0 8.0 100 0.0 8.0 105 9 307.1 308.9 293.1 335.0 9.21 12 721 2907 7.8 7.6 99 0.2 7.7 105 9 308.5 310.2 293.4 336.3 9.13 13 700 3152 8.8 5.7 81 3.1 6.9 105 9 312.2 313.8 293.7 337.7 8.24 14 693 3235 8.8 5.1 78 3.7 6.6 111 11 313.1 314.6 293.8 337.9 7.98 15 668 3537 6.6 0.6 65 6.0 3.4 126 14 314.0 315.1 292.4 332.8 5.99 16 658 3661 7.2 -14.8 19 22.0 -1.5 130 14 316.0 316.4 289.4 322.1 1.84 17 639 3902 7.8 -27.2 6 35.0 -3.1 111 14 319.3 319.5 289.2 321.6 0.64 18 630 4019 7.2 -31.8 4 39.0 -3.8 101 15 320.0 320.0 289.2 321.5 0.42 19 625 4084 7.4 -31.6 4 39.0 -3.8 96 15 320.9 321.0 289.5 322.5 0.43 20 597 4460 5.8 -38.2 2 44.0 -5.2 81 13 323.3 323.3 290.0 324.2 0.24 21 506 5786 -4.5 -19.5 30 15.0 -9.7 103 9 326.4 326.8 292.3 332.0 1.61 22 500 5880 -4.9 -21.9 25 17.0 -10.4 105 9 327.1 327.3 292.2 331.7 1.32 23 481 6183 -6.5 -34.5 9 28.0 -13.0 119 6 328.7 328.8 291.8 330.3 0.43 24 416 7296 -15.7 -29.7 29 14.0 -19.0 284 3 330.9 331.0 292.7 333.7 0.78 25 409 7423 -16.7 -39.7 12 23.0 -20.7 276 4 331.2 331.2 292.3 332.3 0.30 26 400 7590 -17.9 -33.9 23 16.0 -21.1 265 4 331.7 331.8 292.7 333.8 0.54 27 395 7684 -18.9 -36.9 19 18.0 -22.1 259 3 331.6 331.7 292.6 333.2 0.41 28 390 7779 -19.5 -38.5 17 19.0 -22.7 250 5 332.0 332.1 292.6 333.4 0.35 29 375 8071 -21.5 -26.5 64 5.0 -22.7 222 11 333.1 333.4 293.7 337.4 1.17 30 349 8597 -25.7 -35.7 39 10.0 -27.3 212 13 334.4 334.5 293.4 336.4 0.52 31 321 9200 -30.1 -32.2 82 2.1 -30.4 183 10 336.4 336.5 294.1 339.4 0.80 32 300 9680 -33.3 -41.3 45 8.0 -34.2 220 12 338.4 338.5 294.3 339.8 0.34 33 292 9868 -34.7 -42.7 44 8.0 -35.5 222 12 339.1 339.1 294.4 340.3 0.30 34 287 9988 -35.7 -39.2 70 3.5 -36.1 224 12 339.3 339.4 294.6 341.1 0.45 35 274 10308 -37.9 -46.9 38 9.0 -38.7 221 16 340.7 340.7 294.7 341.5 0.20 36 250 10930 -43.1 -47.9 59 4.8 -43.4 225 27 342.0 342.0 295.0 342.8 0.20 37 249 10957 -43.3 -48.0 60 4.7 -43.6 226 27 342.1 342.1 295.0 342.9 0.20 38 231 11459 -47.1 -57.1 31 10.0 -47.5 233 32 343.7 343.7 295.3 344.0 0.07 39 225 11633 -48.7 -56.7 39 8.0 -49.0 231 33 343.9 343.9 295.3 344.2 0.08 40 216 11901 -50.5 -62.5 23 12.0 -50.8 228 34 345.1 345.1 295.6 345.3 0.04 41 204 12272 -52.9 -62.9 29 10.0 -53.1 227 36 347.0 347.0 296.0 347.2 0.04 42 200 12400 -53.5 -65.5 22 12.0 -53.8 230 37 348.0 348.1 296.2 348.2 0.03 43 185 12897 -55.9 -72.9 10 17.0 -56.1 226 38 352.0 352.0 297.1 352.1 0.01 44 179 13105 -57.1 -70.1 18 13.0 -57.3 216 38 353.4 353.4 297.4 353.5 0.02 45 160 13805 -61.7 -78.7 9 17.0 -61.9 195 42 357.1 357.1 298.1 357.2 0.01 46 150 14200 -64.7 -79.7 11 15.0 -64.8 190 45 358.6 358.6 298.4 358.6 0.00 47 119 15576 -76.3 -86.3 19 10.0 -76.3 173 35 361.9 361.9 299.1 361.9 0.00 48 103 16403 -79.7 -89.7 18 10.0 -79.7 134 24 370.6 370.6 300.7 370.6 0.00 49 100 16570 -80.7 -90.7 17 10.0 -80.7 130 25 371.8 371.8 300.9 371.8 0.00 50 88 17287 -82.7 -91.7 20 9.0 -82.7 115 27 381.6 381.6 302.5 381.6 0.00 51 84 17548 -80.3 -89.3 21 9.0 -80.3 115 24 391.6 391.6 304.0 391.6 0.00 52 74 18270 -76.5 -86.5 19 10.0 -76.5 96 17 414.1 414.1 307.0 414.1 0.00 53 71 18508 -76.7 -86.7 19 10.0 -76.7 349 14 418.6 418.6 307.6 418.6 0.00 54 70 18590 -76.9 -86.9 19 10.0 -76.9 310 13 419.9 419.9 307.7 419.9 0.00 55 69 18672 -76.9 -86.9 19 10.0 -76.9 285 7 421.6 421.6 307.9 421.6 0.00 56 64 19102 -76.1 -93.1 5 17.0 -76.2 349 17 432.5 432.5 309.1 432.5 0.00 57 50 20540 -69.9 -89.9 4 20.0 -70.1 50 16 478.8 478.8 313.4 478.8 0.00 58 46 21042 -66.9 -88.9 3 22.0 -67.2 65 9 497.6 497.6 314.8 497.6 0.00 59 44 21311 -67.3 -90.3 2 23.0 -67.5 60 14 502.9 502.9 315.2 503.0 0.00 60 38 22204 -63.9 -89.9 2 26.0 -64.4 96 19 533.1 533.1 317.1 533.2 0.00 61 35 22709 -64.1 -90.1 2 26.0 -64.6 110 27 545.3 545.3 317.8 545.3 0.00 62 31 23457 -62.1 -90.1 1 28.0 -62.8 93 34 570.0 570.0 319.2 570.0 0.00 63 30 23660 -62.5 -90.5 1 28.0 -63.2 85 36 574.3 574.3 319.4 574.3 0.00 64 29 23869 -62.5 -90.5 1 28.0 -63.2 85 36 579.8 579.9 319.6 579.9 0.00 65 25 24793 -57.7 -87.7 1 30.0 -59.1 82 39 618.8 618.8 321.5 618.8 0.01 66 20 26220 -51.5 -83.5 1 32.0 -54.5 95 34 678.5 678.5 323.7 678.7 0.02 67 19 26553 -51.5 -83.5 1 32.0 -54.6 92 34 688.6 688.6 324.1 688.7 0.02 68 13 29062 -43.3 -77.3 1 34.0 -50.7 102 42 795.9 795.9 327.1 796.6 0.08 69 13 29062 -43.5 -77.5 1 34.0 -50.8 102 42 795.2 795.2 327.1 795.9 0.08 TRP 88 17287 -82.7 -91.7 20 9.0 -82.7 115 27 381.6 381.6 302.5 381.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5767.00 m Freezing level: 545.76 mb = 5206.65 m = 17081.98 ft Wetbulb zero: 661.09 mb = 3622.60 m = 11885.04 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 61.48 % Est. max temperature: 29.19 C = 84.55 F Sfc-Lift cond lev (LCL): 976.42 mb = 322.93 m = 1059.48 ft T: 25.16 C 700-500 lapse rate: 5.02 C/km ThetaE index: 11.19 C Layer 850.0- 831.0 mb Conv cond level (CCL): 936.82 mb = 686.56 m = 2252.48 ft Mean mixing ratio: 17.78 g/kg Conv temperature: 28.38 C = 83.08 F Cap Strength: 0.62 C Lifted Index: -2.87 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -6.31 C Lifted Index @700 mb: -2.47 C Showalter Index: 2.76 C Risk: Showers probable Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 19.50 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.20 Risk: None Energy Index: -1.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1818.33 J/kg Max Up Vert Vel: 60.30 m/s Conv Inhibition (B-): 0.73 J/kg Cap Strength: 0.57 C Lift Cond Lev (LCL): 939.09 mb = 665.53 m = 2183.48 ft Lev Free Conv (LFC): 934.09 mb = 711.96 m = 2335.81 ft Equ Level (EL): 624.09 mb = 4096.02 m = 13438.22 ft B at Equ Level: 320.39 J/kg Max Parcel Lev (MPL): 84.09 mb = 17541.63 m = 57550.59 ft Wind level data Storm motion: 112 at 9 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 60 9 -7.8 -4.5 | 353 8 1.0 -8.0 1 1000 113 45 17 -12.0 -12.0 | 12 16 -3.2 -15.5 2 978 305 40 18 -11.6 -13.8 | 9 17 -2.8 -17.3 3 945 610 60 16 -13.9 -8.0 | 24 13 -5.1 -11.5 4 925 797 65 17 -15.4 -7.2 | 32 13 -6.6 -10.7 5 912 914 60 17 -14.7 -8.5 | 26 13 -5.9 -12.0 6 881 1219 75 18 -17.4 -4.7 | 47 12 -8.6 -8.1 7 850 1526 60 15 -13.0 -7.5 | 21 12 -4.2 -11.0 8 820 1829 65 14 -12.7 -5.9 | 23 10 -3.9 -9.4 9 791 2134 70 10 -9.4 -3.4 | 5 7 -0.6 -6.9 10 762 2438 75 12 -11.6 -3.1 | 23 7 -2.8 -6.6 11 735 2743 105 9 -8.7 2.3 | 355 1 0.1 -1.1 12 700 3152 105 9 -8.7 2.3 | 355 1 0.1 -1.1 13 683 3353 120 15 -13.0 7.5 | 134 6 -4.2 4.0 14 658 3658 130 14 -10.7 9.0 | 161 6 -1.9 5.5 15 610 4267 80 15 -14.8 -2.6 | 45 9 -6.0 -6.1 16 566 4877 85 8 -8.0 -0.7 | 349 4 0.8 -4.2 17 500 5880 105 9 -8.7 2.3 | 355 1 0.1 -1.1 18 486 6096 110 8 -7.5 2.7 | 300 1 1.3 -0.7 19 467 6401 145 1 -0.6 0.8 | 288 9 8.2 -2.6 20 449 6706 320 2 1.3 -1.5 | 296 11 10.1 -5.0 21 400 7590 265 4 4.0 0.3 | 284 13 12.8 -3.1 22 398 7620 265 2 2.0 0.2 | 287 11 10.8 -3.3 23 366 8230 205 15 6.3 13.6 | 236 18 15.1 10.1 24 351 8534 215 13 7.5 10.6 | 246 18 16.3 7.2 25 323 9144 180 10 0.0 10.0 | 233 11 8.8 6.5 26 300 9680 220 12 7.7 9.2 | 251 17 16.5 5.7 27 284 10058 225 12 8.5 8.5 | 254 18 17.3 5.0 28 260 10668 215 22 12.6 18.0 | 236 26 21.4 14.6 29 250 10930 225 27 19.1 19.1 | 241 32 27.9 15.6 30 237 11278 235 31 25.4 17.8 | 247 37 34.2 14.3 31 206 12192 225 35 24.7 24.7 | 238 40 33.5 21.3 32 200 12400 230 37 28.3 23.8 | 241 42 37.1 20.3 33 188 12802 230 38 29.1 24.4 | 241 43 37.9 21.0 34 170 13411 200 39 13.3 36.6 | 214 40 22.1 33.2 35 150 14200 190 45 7.8 44.3 | 202 44 16.6 40.8 36 139 14630 190 46 8.0 45.3 | 202 45 16.8 41.8 37 126 15240 190 41 7.1 40.4 | 203 40 15.9 36.9 38 107 16154 140 23 -14.8 17.6 | 157 15 -6.0 14.2 39 100 16570 130 25 -19.2 16.1 | 141 16 -10.4 12.6 40 97 16764 125 22 -18.0 12.6 | 135 13 -9.2 9.2 41 91 17069 130 28 -21.4 18.0 | 139 19 -12.7 14.5 42 88 17287 115 27 -24.5 11.4 | 117 18 -15.7 7.9 43 82 17678 115 23 -20.8 9.7 | 117 14 -12.0 6.3 44 78 17983 115 19 -17.2 8.0 | 118 10 -8.4 4.6 45 74 18288 95 17 -16.9 1.5 | 76 8 -8.1 -2.0 46 70 18590 310 13 10.0 -8.4 | 302 22 18.8 -11.8 47 70 18593 270 5 5.0 -0.0 | 284 14 13.8 -3.5 48 66 18898 325 13 7.5 -10.6 | 311 22 16.3 -14.1 49 63 19202 360 19 -0.0 -19.0 | 339 24 8.8 -22.5 50 60 19507 20 11 -3.8 -10.3 | 340 15 5.0 -13.8 51 57 19812 25 17 -7.2 -15.4 | 355 19 1.6 -18.9 52 54 20117 25 20 -8.5 -18.1 | 359 22 0.3 -21.6 53 51 20422 45 27 -19.1 -19.1 | 25 25 -10.3 -22.6 54 50 20540 50 16 -12.3 -10.3 | 14 14 -3.5 -13.8 55 48 20726 45 17 -12.0 -12.0 | 12 16 -3.2 -15.5 56 46 21031 65 9 -8.2 -3.8 | 355 7 0.6 -7.3 57 44 21336 60 14 -12.1 -7.0 | 18 11 -3.3 -10.5 58 42 21641 60 12 -10.4 -6.0 | 10 10 -1.6 -9.5 59 40 21946 100 19 -18.7 3.3 | 89 10 -9.9 -0.2 60 38 22250 95 19 -18.9 1.7 | 80 10 -10.1 -1.8 61 34 22860 115 30 -27.2 12.7 | 117 21 -18.4 9.2 62 30 23660 85 36 -35.9 -3.1 | 76 28 -27.1 -6.6 63 28 24079 85 36 -35.9 -3.1 | 76 28 -27.1 -6.6 64 27 24384 75 37 -35.7 -9.6 | 64 30 -26.9 -13.0 65 25 24689 80 38 -37.4 -6.6 | 71 30 -28.6 -10.1 66 22 25603 95 44 -43.8 3.8 | 91 35 -35.0 0.4 67 20 26213 100 39 -38.4 6.8 | 96 30 -29.6 3.3 68 20 26220 95 34 -33.9 3.0 | 89 25 -25.1 -0.5 69 18 26518 90 34 -34.0 0.0 | 82 25 -25.2 -3.5 70 17 26822 85 33 -32.9 -2.9 | 75 25 -24.1 -6.3 71 16 27127 80 36 -35.5 -6.3 | 70 28 -26.7 -9.7 72 14 27432 95 40 -39.8 3.5 | 90 31 -31.1 0.0 73 13 27737 105 45 -43.5 11.6 | 103 36 -34.7 8.2 74 12 28042 95 36 -35.9 3.1 | 89 27 -27.1 -0.3 75 10 28956 85 17 -16.9 -1.5 | 59 10 -8.1 -4.9 Wind Parameters Mean winds (0-6000m): 81.5 at 12.6 knts Storm direction: 111.5 at 9.5 knts Shear (0-3000m) pos: 2.1 neg: 1.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 2.0 deg Storm rel helicity (0-3000m) pos: 48.9 neg: -27.0 tot: 21.9 m^2/s^2 ave: 7.3 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.0 10^-3/s Energy-Hel index: 0.51 Bulk Rich Number: 144.27 Bulk Shear: 12.60 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 45 16 11 15| 0.0 8.1 8.1| 21.0 -2.9 18.1 36.2 0.39| 15.0 5.8 1000 53 17 19 14| 1.8 4.0 5.8| 34.8 -6.5 28.4 28.4 0.42| 10.7 4.5 1500 59 17 24 13| 1.2 2.2 3.3| 44.4 -20.8 23.6 15.8 0.24| 9.8 2.4 2000 60 16 24 13| 1.4 1.6 3.0| 45.0 -24.6 20.4 10.2 0.17| 8.4 1.5 2500 62 15 23 11| 1.7 1.3 3.0| 48.8 -26.5 22.3 8.9 0.18| 7.6 1.4 3000 66 14 24 10| 2.1 1.1 3.2| 48.9 -27.0 21.9 7.3 0.14| 7.2 1.0 4000 78 14 37 8| 2.3 1.6 3.9| 54.0 -35.5 18.5 4.6 0.10| 7.4 0.8 5000 79 13 36 7| 2.0 1.6 3.7| 54.1 -51.3 2.7 0.5 -0.06| 7.2 -0.4 6000 82 13 35 6| 2.0 1.4 3.3| 54.3 -51.6 2.7 0.5 -0.06| 6.3 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251219.12.gif