UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 10 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 1010 2 27.6 24.4 83 3.2 25.2 80 9 299.9 303.4 298.1 356.8 19.39 1 1005 50 27.6 23.6 79 4.0 24.7 75 11 300.3 303.7 297.7 354.8 18.55 2 1004 60 27.4 23.2 78 4.2 24.3 74 12 300.2 303.5 297.4 353.3 18.11 3 1000 98 27.2 23.1 78 4.1 24.2 70 14 300.4 303.7 297.4 353.4 18.07 4 951 540 23.0 21.5 91 1.5 21.9 69 14 300.4 303.6 296.8 351.0 17.22 5 925 782 21.6 19.2 86 2.4 19.9 70 16 301.4 304.2 295.8 346.5 15.31 6 898 1039 20.0 17.4 85 2.6 18.2 72 18 302.3 304.9 295.3 343.8 14.06 7 865 1362 18.0 15.8 87 2.2 16.5 70 17 303.5 305.9 294.9 342.6 13.17 8 850 1512 17.0 14.4 85 2.6 15.3 65 16 304.0 306.2 294.4 340.3 12.23 9 811 1912 14.8 11.9 83 2.9 12.9 69 17 305.7 307.8 293.9 338.3 10.86 10 790 2134 14.4 9.5 72 4.9 11.3 80 19 307.6 309.4 293.4 336.3 9.48 11 777 2274 13.4 10.9 85 2.5 11.8 80 20 308.0 310.0 294.3 340.1 10.60 12 742 2662 11.8 6.8 71 5.0 8.8 84 21 310.3 311.9 293.3 336.1 8.38 13 735 2741 12.0 5.0 62 7.0 7.9 85 20 311.4 312.8 292.9 334.5 7.46 14 700 3149 9.8 2.8 62 7.0 5.8 90 14 313.3 314.6 292.9 334.3 6.70 15 641 3875 6.2 -6.8 39 13.0 0.0 97 12 317.2 317.9 291.4 328.9 3.58 16 634 3964 6.0 -13.0 24 19.0 -1.9 104 11 318.0 318.4 290.4 325.4 2.21 17 578 4714 0.6 -13.4 34 14.0 -5.0 82 4 320.2 320.7 291.2 328.1 2.35 18 567 4868 1.0 -9.0 47 10.0 -3.6 54 3 322.5 323.1 292.7 333.8 3.41 19 555 5040 0.6 -23.4 15 24.0 -7.2 30 3 324.0 324.2 291.0 327.6 1.04 20 501 5854 -3.7 -40.7 4 37.0 -11.5 26 3 328.3 328.4 291.5 329.2 0.22 21 500 5870 -3.7 -40.7 4 37.0 -11.5 30 3 328.5 328.6 291.5 329.4 0.22 22 477 6241 -6.3 -25.3 21 19.0 -11.9 55 2 329.8 330.0 292.6 333.5 1.02 23 434 6976 -10.5 -43.5 5 33.0 -16.4 98 4 333.5 333.5 292.9 334.2 0.19 24 400 7600 -14.9 -24.9 42 10.0 -17.7 310 7 335.6 335.9 294.4 340.2 1.27 25 385 7887 -17.5 -24.5 54 7.0 -19.4 307 7 335.9 336.2 294.5 340.9 1.37 26 323 9173 -28.3 -37.3 42 9.0 -29.7 239 6 338.3 338.4 294.3 340.1 0.48 27 300 9700 -30.9 -49.9 14 19.0 -32.7 225 6 341.8 341.9 294.9 342.4 0.13 28 274 10333 -35.5 -58.5 8 23.0 -36.9 241 18 344.1 344.2 295.4 344.4 0.05 29 250 10960 -41.3 -55.3 21 14.0 -42.1 280 32 344.7 344.7 295.5 345.0 0.08 30 240 11236 -43.9 -56.9 22 13.0 -44.5 278 38 344.8 344.8 295.6 345.1 0.07 31 213 12030 -49.3 -66.3 12 17.0 -49.7 272 57 348.4 348.4 296.3 348.5 0.02 32 205 12280 -51.4 -67.8 12 16.4 -51.7 270 63 349.0 349.0 296.4 349.0 0.02 33 200 12440 -52.7 -68.7 13 16.0 -53.0 270 60 349.3 349.3 296.5 349.4 0.02 34 183 13007 -57.3 -71.3 15 14.0 -57.5 266 54 350.8 350.8 296.8 350.9 0.01 35 172 13397 -60.1 -73.1 17 13.0 -60.2 262 46 352.5 352.5 297.2 352.5 0.01 36 163 13731 -61.9 -74.9 16 13.0 -62.0 259 40 354.9 354.9 297.7 354.9 0.01 37 150 14240 -65.9 -76.9 20 11.0 -66.0 255 30 356.6 356.6 298.0 356.6 0.01 38 108 16166 -78.9 -85.9 31 7.0 -78.9 270 19 367.1 367.1 300.1 367.1 0.00 39 100 16600 -81.7 -88.7 29 7.0 -81.7 305 18 369.9 369.9 300.5 369.9 0.00 40 87 17375 -84.1 -90.1 34 6.0 -84.1 325 5 380.1 380.1 302.3 380.1 0.00 41 81 17770 -84.9 -87.1 68 2.2 -84.9 356 11 386.3 386.3 303.2 386.3 0.00 42 80 17838 -85.1 -87.4 66 2.3 -85.1 350 7 387.2 387.2 303.4 387.3 0.00 43 79 17907 -85.3 -87.7 65 2.4 -85.3 348 7 388.2 388.2 303.5 388.2 0.00 44 76 18121 -84.1 -86.6 65 2.5 -84.1 352 9 395.1 395.1 304.5 395.1 0.00 45 74 18269 -82.3 -84.5 69 2.2 -82.3 359 12 401.9 401.9 305.5 401.9 0.00 46 72 18422 -81.7 -84.5 62 2.8 -81.7 53 10 406.3 406.3 306.0 406.3 0.00 47 70 18580 -82.1 -85.0 61 2.9 -82.1 115 8 408.7 408.7 306.3 408.8 0.00 48 68 18741 -81.3 -84.8 55 3.5 -81.3 125 8 413.9 413.9 307.0 413.9 0.00 49 55 19965 -69.1 -88.1 5 19.0 -69.2 78 11 467.7 467.7 312.4 467.7 0.00 50 52 20297 -70.3 -90.3 4 20.0 -70.5 64 9 472.5 472.5 312.8 472.5 0.00 51 50 20530 -68.9 -88.9 4 20.0 -69.1 120 17 481.1 481.1 313.5 481.1 0.00 52 47 20899 -68.3 -89.3 3 21.0 -68.5 120 20 491.2 491.2 314.3 491.2 0.00 53 35 22684 -63.1 -88.1 2 25.0 -63.7 78 35 547.9 547.9 318.0 547.9 0.00 54 30 23630 -63.1 -89.1 2 26.0 -63.7 80 40 572.6 572.6 319.3 572.6 0.00 55 22 25596 -49.5 -81.5 1 32.0 -52.9 100 53 666.2 666.3 323.3 666.4 0.02 56 20 26220 -48.9 -80.9 1 32.0 -52.7 115 48 686.5 686.5 324.0 686.7 0.03 57 17 27295 -45.7 -78.7 1 33.0 -51.1 110 41 729.4 729.4 325.4 729.8 0.05 58 16 27698 -47.1 -80.1 1 33.0 -52.2 102 36 737.6 737.6 325.6 738.0 0.04 59 15 28125 -46.7 -79.7 1 33.0 -52.1 94 31 752.7 752.7 326.0 753.1 0.05 TRP 80 17838 -85.1 -87.4 66 2.3 -85.1 350 7 387.2 387.2 303.4 387.3 0.00 WND 205 12280 -51.4 -67.8 12 16.4 -51.7 270 63 349.0 349.0 296.4 349.0 0.02 Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 547.47 mb = 5153.21 m = 16906.66 ft Wetbulb zero: 640.82 mb = 3876.81 m = 12719.02 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 55.67 % Est. max temperature: 31.35 C = 88.44 F Sfc-Lift cond lev (LCL): 964.65 mb = 414.81 m = 1360.92 ft T: 24.19 C 700-500 lapse rate: 4.96 C/km ThetaE index: 17.05 C Layer 951.0- 777.0 mb Conv cond level (CCL): 906.02 mb = 961.96 m = 3156.01 ft Mean mixing ratio: 16.95 g/kg Conv temperature: 29.75 C = 85.55 F Cap Strength: 0.71 C Lifted Index: -0.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.79 C Lifted Index @700 mb: -0.94 C Showalter Index: 2.96 C Risk: Showers probable Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 18.10 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 207.80 Risk: None Energy Index: -2.00 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 806.94 J/kg Max Up Vert Vel: 40.17 m/s Conv Inhibition (B-): 5.63 J/kg Cap Strength: 0.71 C Lift Cond Lev (LCL): 923.90 mb = 792.28 m = 2599.32 ft Lev Free Conv (LFC): 878.90 mb = 1224.43 m = 4017.12 ft Equ Level (EL): 188.90 mb = 12804.61 m = 42009.36 ft B at Equ Level: 805.16 J/kg Max Parcel Lev (MPL): 108.90 mb = 16117.37 m = 52877.88 ft Wind level data Storm motion: 108 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 1010 2 80 9 -8.9 -1.6 | 3 4 -0.2 -4.3 1 1000 98 70 14 -13.2 -4.8 | 31 9 -4.5 -7.5 2 977 305 65 13 -11.8 -5.5 | 21 9 -3.1 -8.2 3 943 610 70 14 -13.2 -4.8 | 31 9 -4.5 -7.5 4 925 782 70 16 -15.0 -5.5 | 38 10 -6.4 -8.2 5 911 914 70 18 -16.9 -6.2 | 43 12 -8.2 -8.9 6 879 1219 75 18 -17.4 -4.7 | 50 11 -8.7 -7.4 7 850 1512 65 16 -14.5 -6.8 | 32 11 -5.8 -9.5 8 819 1829 65 16 -14.5 -6.8 | 32 11 -5.8 -9.5 9 790 2134 80 19 -18.7 -3.3 | 59 12 -10.0 -6.0 10 762 2438 80 22 -21.7 -3.8 | 63 15 -13.0 -6.6 11 735 2743 85 20 -19.9 -1.7 | 68 12 -11.3 -4.5 12 700 3149 90 14 -14.0 0.0 | 63 6 -5.3 -2.7 13 657 3658 80 13 -12.8 -2.3 | 40 6 -4.1 -5.0 14 633 3962 105 11 -10.6 2.8 | 93 2 -2.0 0.1 15 610 4267 95 12 -12.0 1.0 | 63 4 -3.3 -1.7 16 587 4572 105 5 -4.8 1.3 | 291 4 3.8 -1.4 17 565 4877 50 3 -2.3 -1.9 | 306 8 6.4 -4.7 18 544 5182 10 3 -0.5 -3.0 | 305 10 8.1 -5.7 19 524 5486 45 1 -0.7 -0.7 | 293 9 8.0 -3.4 20 505 5791 10 1 -0.2 -1.0 | 294 9 8.5 -3.7 21 500 5870 30 3 -1.5 -2.6 | 307 9 7.2 -5.3 22 486 6096 25 3 -1.3 -2.7 | 306 9 7.4 -5.5 23 467 6401 90 1 -1.0 0.0 | 290 8 7.7 -2.7 24 449 6706 55 2 -1.6 -1.1 | 299 8 7.0 -3.9 25 432 7010 105 4 -3.9 1.0 | 289 5 4.8 -1.7 26 400 7600 310 7 5.4 -4.5 | 297 16 14.0 -7.2 27 399 7620 330 7 3.5 -6.1 | 306 15 12.2 -8.8 28 367 8230 275 6 6.0 -0.5 | 283 15 14.6 -3.3 29 352 8534 295 7 6.3 -3.0 | 291 16 15.0 -5.7 30 324 9144 240 6 5.2 3.0 | 269 14 13.9 0.3 31 311 9449 225 4 2.8 2.8 | 270 11 11.5 0.1 32 300 9700 225 6 4.2 4.2 | 263 13 12.9 1.5 33 298 9754 160 7 -2.4 6.6 | 239 7 6.3 3.8 34 261 10668 290 24 22.6 -8.2 | 289 33 31.2 -10.9 35 250 10960 280 32 31.5 -5.6 | 282 41 40.2 -8.3 36 205 12280 270 63 63.0 -0.0 | 272 72 71.7 -2.7 37 200 12440 270 60 60.0 -0.0 | 272 69 68.7 -2.7 38 198 12497 270 63 63.0 -0.0 | 272 72 71.7 -2.7 39 150 14240 255 30 29.0 7.8 | 262 38 37.6 5.0 40 126 15240 245 31 28.1 13.1 | 254 38 36.8 10.4 41 120 15545 235 32 26.2 18.4 | 246 38 34.9 15.6 42 108 16154 270 19 19.0 -0.0 | 276 28 27.7 -2.7 43 100 16600 305 18 14.7 -10.3 | 299 27 23.4 -13.1 44 92 17069 310 5 3.8 -3.2 | 295 14 12.5 -5.9 45 87 17374 325 5 2.9 -4.1 | 301 13 11.5 -6.8 46 82 17678 5 17 -1.5 -16.9 | 340 21 7.2 -19.7 47 80 17838 350 7 1.2 -6.9 | 314 14 9.9 -9.6 48 78 17983 345 7 1.8 -6.8 | 312 14 10.5 -9.5 49 74 18288 360 12 -0.0 -12.0 | 330 17 8.7 -14.7 50 70 18580 115 8 -7.3 3.4 | 245 2 1.4 0.6 51 70 18593 130 7 -5.4 4.5 | 242 4 3.3 1.8 52 66 18898 120 8 -6.9 4.0 | 234 2 1.7 1.3 53 63 19202 10 12 -2.1 -11.8 | 336 16 6.6 -14.6 54 60 19507 35 13 -7.5 -10.6 | 355 13 1.2 -13.4 55 57 19812 70 20 -18.8 -6.8 | 47 14 -10.1 -9.6 56 54 20117 85 4 -4.0 -0.3 | 303 6 4.7 -3.1 57 51 20422 50 12 -9.2 -7.7 | 3 10 -0.5 -10.4 58 50 20530 120 17 -14.7 8.5 | 134 8 -6.1 5.8 59 44 21336 120 24 -20.8 12.0 | 127 15 -12.1 9.3 60 42 21641 110 19 -17.9 6.5 | 112 10 -9.2 3.8 61 36 22555 75 34 -32.8 -8.8 | 64 27 -24.2 -11.5 62 32 23165 90 37 -37.0 0.0 | 84 28 -28.3 -2.7 63 31 23470 90 34 -34.0 0.0 | 84 25 -25.3 -2.7 64 30 23630 80 40 -39.4 -6.9 | 73 32 -30.7 -9.7 65 29 23774 80 36 -35.5 -6.3 | 71 28 -26.8 -9.0 66 27 24384 85 45 -44.8 -3.9 | 80 37 -36.2 -6.7 67 25 24689 95 46 -45.8 4.0 | 92 37 -37.2 1.3 68 24 24994 90 43 -43.0 0.0 | 85 34 -34.3 -2.7 69 23 25298 90 46 -46.0 0.0 | 86 37 -37.3 -2.7 70 22 25603 100 53 -52.2 9.2 | 98 44 -43.5 6.5 71 20 26213 115 54 -48.9 22.8 | 117 45 -40.3 20.1 72 20 26220 115 48 -43.5 20.3 | 117 39 -34.8 17.6 73 18 26518 115 52 -47.1 22.0 | 117 43 -38.5 19.2 74 17 26822 110 41 -38.5 14.0 | 111 32 -29.9 11.3 75 14 27432 90 28 -28.0 0.0 | 82 20 -19.3 -2.7 76 12 28042 55 26 -21.3 -14.9 | 36 22 -12.6 -17.6 77 11 28346 55 23 -18.8 -13.2 | 33 19 -10.2 -15.9 Wind Parameters Mean winds (0-6000m): 77.5 at 12.1 knts Storm direction: 107.5 at 9.1 knts Shear (0-3000m) pos: 1.4 neg: 0.8 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 64.0 deg Storm rel helicity (0-3000m) pos: 42.0 neg: -14.5 tot: 27.5 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 1.8 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 1195.82 Bulk Shear: 0.67 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 68 13 25 8| 0.0 5.3 5.3| 6.9 -3.5 3.5 6.9 0.34| 8.2 2.7 1000 69 14 32 9| 2.3 2.7 4.9| 15.3 -3.5 11.9 11.9 0.45| 6.6 3.0 1500 70 15 36 10| 1.5 1.6 3.1| 18.2 -13.5 4.7 3.1 0.19| 5.9 1.1 2000 69 16 36 10| 1.8 1.2 3.0| 27.2 -13.9 13.3 6.7 0.31| 5.2 1.6 2500 72 17 42 11| 2.4 1.0 3.3| 38.9 -13.9 25.1 10.0 0.38| 5.3 2.0 3000 74 17 46 11| 1.4 0.8 2.2| 42.0 -14.5 27.5 9.2 0.33| 5.4 1.8 4000 77 16 48 9| 1.3 0.7 2.1| 44.8 -19.1 25.8 6.4 0.26| 5.3 1.4 5000 79 14 44 8| 1.1 1.6 2.6| 46.3 -22.2 24.1 4.8 0.11| 5.7 0.6 6000 78 12 31 6| 1.0 1.4 2.4| 51.4 -27.3 24.0 4.0 0.09| 5.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251210.12.gif