UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 8 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 24.5 85 2.7 25.2 100 9 299.3 302.9 298.0 356.3 19.47 1 1007 46 27.4 23.7 80 3.7 24.7 98 11 300.0 303.4 297.6 354.6 18.63 2 1005 64 27.4 23.2 78 4.2 24.3 97 12 300.1 303.4 297.3 353.2 18.09 3 1000 109 26.8 22.8 79 4.0 23.9 95 14 300.0 303.2 297.0 351.9 17.74 4 966 415 24.0 21.6 86 2.4 22.3 90 15 300.1 303.2 296.7 350.1 17.05 5 925 795 21.8 17.3 76 4.5 18.7 95 17 301.6 304.1 294.7 341.5 13.55 6 850 1525 17.6 12.6 72 5.0 14.3 95 14 304.6 306.6 293.6 337.0 10.85 7 729 2822 11.4 3.4 58 8.0 6.8 55 2 311.5 312.7 292.3 332.3 6.72 8 710 3043 11.0 1.0 50 10.0 5.5 55 4 313.4 314.5 292.2 331.6 5.80 9 704 3114 10.4 2.4 58 8.0 5.9 52 5 313.5 314.7 292.7 333.8 6.48 10 700 3161 10.2 2.2 58 8.0 5.7 50 5 313.8 315.0 292.7 333.9 6.42 11 690 3281 10.0 2.0 57 8.0 5.5 80 5 314.9 316.1 293.1 335.1 6.42 12 684 3353 10.0 -2.0 43 12.0 3.7 99 5 315.6 316.6 292.0 331.0 4.83 13 659 3661 7.8 -0.2 57 8.0 3.5 115 8 316.5 317.6 293.0 334.8 5.73 14 624 4109 4.8 -3.2 56 8.0 0.7 99 9 318.1 319.0 292.7 333.7 4.84 15 601 4414 2.6 -3.4 65 6.0 -0.4 102 8 319.0 319.9 293.0 335.0 4.96 16 568 4869 0.4 -11.6 40 12.0 -4.7 91 7 321.6 322.1 291.9 330.8 2.77 17 562 4954 -0.3 -11.3 43 11.0 -5.0 90 9 321.7 322.3 292.0 331.3 2.87 18 552 5098 -1.3 -14.3 36 13.0 -6.4 90 13 322.2 322.7 291.7 329.9 2.29 19 531 5406 -3.3 -8.0 70 4.7 -5.4 73 10 323.4 324.2 293.4 336.5 3.94 20 500 5880 -5.9 -14.9 49 9.0 -9.4 130 7 325.8 326.3 292.8 334.0 2.41 21 486 6102 -7.3 -14.3 57 7.0 -10.0 150 6 326.8 327.3 293.2 335.6 2.60 22 476 6264 -7.1 -26.1 20 19.0 -12.6 143 8 329.0 329.2 292.4 332.4 0.96 23 449 6717 -9.7 -43.7 4 34.0 -15.8 123 15 331.2 331.3 292.2 331.9 0.18 24 400 7600 -15.3 -26.3 38 11.0 -18.3 110 11 335.1 335.3 294.1 339.2 1.12 25 347 8652 -24.7 -33.7 43 9.0 -26.3 107 6 336.3 336.4 294.0 338.7 0.64 26 344 8715 -24.9 -35.9 35 11.0 -26.8 114 7 336.8 337.0 294.0 338.8 0.52 27 331 8994 -25.9 -46.9 12 21.0 -28.4 123 9 339.2 339.2 294.3 339.9 0.17 28 324 9148 -25.9 -54.9 5 29.0 -28.6 115 12 341.3 341.3 294.7 341.6 0.07 29 300 9700 -30.1 -55.1 7 25.0 -32.1 105 18 343.0 343.0 295.1 343.3 0.07 30 250 10970 -40.7 -52.7 26 12.0 -41.5 170 7 345.6 345.6 295.7 346.0 0.12 31 222 11768 -47.7 -57.7 31 10.0 -48.1 183 14 346.7 346.7 296.0 347.0 0.07 32 209 12165 -51.1 -64.1 20 13.0 -51.4 189 18 347.4 347.5 296.1 347.6 0.03 33 203 12354 -52.5 -64.5 22 12.0 -52.8 199 14 348.1 348.2 296.3 348.3 0.03 34 200 12450 -53.1 -65.1 22 12.0 -53.4 205 12 348.7 348.7 296.4 348.8 0.03 35 180 13122 -56.7 -70.7 16 14.0 -56.9 216 9 353.5 353.5 297.4 353.5 0.02 36 176 13263 -57.9 -71.9 15 14.0 -58.1 255 12 353.8 353.8 297.4 353.8 0.01 37 169 13517 -59.9 -73.9 14 14.0 -60.0 297 14 354.6 354.6 297.6 354.6 0.01 38 150 14250 -65.9 -75.9 24 10.0 -66.0 340 21 356.6 356.6 298.0 356.6 0.01 39 124 15377 -76.1 -79.9 55 3.8 -76.1 288 25 358.0 358.0 298.3 358.0 0.01 40 116 15761 -77.7 -82.3 47 4.6 -77.7 266 25 361.9 361.9 299.1 361.9 0.00 41 104 16380 -81.3 -85.1 52 3.8 -81.3 277 19 366.5 366.5 299.9 366.5 0.00 42 100 16600 -82.3 -85.8 55 3.5 -82.3 295 21 368.7 368.7 300.4 368.7 0.00 43 87 17373 -85.3 -88.2 59 2.9 -85.3 80 11 377.7 377.7 301.9 377.7 0.00 44 84 17566 -85.3 -87.9 63 2.6 -85.3 68 10 381.5 381.5 302.5 381.5 0.00 45 82 17699 -85.7 -88.7 58 3.0 -85.7 80 11 383.3 383.3 302.8 383.3 0.00 46 81 17766 -85.5 -88.7 56 3.2 -85.5 86 11 385.1 385.1 303.1 385.1 0.00 47 78 17974 -83.9 -86.5 63 2.6 -83.9 105 11 392.6 392.6 304.2 392.6 0.00 48 70 18580 -80.5 -84.1 55 3.6 -80.5 145 5 412.2 412.2 306.8 412.2 0.00 49 62 19270 -78.5 -95.5 5 17.0 -78.6 72 20 431.2 431.2 309.0 431.2 0.00 50 55 19970 -69.3 -88.3 5 19.0 -69.5 87 4 467.3 467.3 312.4 467.3 0.00 51 50 20540 -69.1 -90.1 3 21.0 -69.3 90 11 480.7 480.7 313.5 480.7 0.00 52 46 21038 -68.1 -90.1 3 22.0 -68.3 90 14 494.7 494.7 314.5 494.7 0.00 53 42 21581 -69.9 -91.9 3 22.0 -70.1 100 21 503.2 503.2 315.2 503.3 0.00 54 30 23630 -59.7 -87.7 1 28.0 -60.6 90 36 581.9 581.9 319.8 581.9 0.01 55 28 24065 -57.9 -86.9 1 29.0 -59.2 97 40 598.5 598.5 320.5 598.5 0.01 56 27 24295 -58.3 -87.3 1 29.0 -59.5 110 41 603.6 603.6 320.7 603.7 0.01 57 20 26220 -51.1 -83.1 1 32.0 -54.2 85 34 679.8 679.8 323.7 679.9 0.02 58 18 26906 -50.7 -82.7 1 32.0 -54.2 85 33 701.8 701.8 324.5 702.0 0.02 59 15 28102 -47.7 -80.7 1 33.0 -52.7 77 29 749.4 749.4 325.9 749.7 0.04 60 14 28557 -48.3 -80.3 1 32.0 -53.3 78 27 762.3 762.3 326.3 762.7 0.05 61 13 29045 -48.5 -80.5 1 32.0 -53.7 85 24 777.9 777.9 326.7 778.3 0.05 TRP 87 17373 -85.3 -88.2 59 2.9 -85.3 80 11 377.7 377.7 301.9 377.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 564.57 mb = 4917.88 m = 16134.59 ft Wetbulb zero: 609.81 mb = 4295.85 m = 14093.83 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 62.45 % Est. max temperature: 31.98 C = 89.56 F Sfc-Lift cond lev (LCL): 973.58 mb = 345.76 m = 1134.38 ft T: 24.63 C 700-500 lapse rate: 5.92 C/km ThetaE index: 24.70 C Layer 1007.0- 704.0 mb Conv cond level (CCL): 876.66 mb = 1258.38 m = 4128.50 ft Mean mixing ratio: 16.09 g/kg Conv temperature: 31.39 C = 88.49 F Cap Strength: 1.38 C Lifted Index: -2.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.53 C Lifted Index @700 mb: 0.22 C Showalter Index: 2.17 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 18.50 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 186.20 Risk: None Energy Index: -0.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 390.86 J/kg Max Up Vert Vel: 27.96 m/s Conv Inhibition (B-): 30.81 J/kg Cap Strength: 1.38 C Lift Cond Lev (LCL): 914.21 mb = 896.26 m = 2940.44 ft Lev Free Conv (LFC): 759.21 mb = 2479.25 m = 8133.93 ft Equ Level (EL): 719.21 mb = 2935.18 m = 9629.73 ft B at Equ Level: 8.36 J/kg Max Parcel Lev (MPL): 669.21 mb = 3534.11 m = 11594.71 ft Wind level data Storm motion: 121 at 7 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 2 100 9 -8.9 1.6 | 52 3 -2.8 -2.1 1 1000 109 95 14 -13.9 1.2 | 72 8 -7.8 -2.5 2 978 305 90 13 -13.0 0.0 | 62 8 -6.9 -3.7 3 945 610 90 18 -18.0 0.0 | 73 12 -11.9 -3.7 4 925 795 95 17 -16.9 1.5 | 78 11 -10.8 -2.2 5 912 914 95 17 -16.9 1.5 | 78 11 -10.8 -2.2 6 881 1219 90 17 -17.0 0.0 | 71 12 -10.9 -3.7 7 850 1525 95 14 -13.9 1.2 | 72 8 -7.8 -2.5 8 820 1829 80 9 -8.9 -1.6 | 28 6 -2.8 -5.3 9 791 2134 100 5 -4.9 0.9 | 337 3 1.2 -2.8 10 763 2438 55 7 -5.7 -4.0 | 357 8 0.4 -7.7 11 736 2743 55 2 -1.6 -1.1 | 317 7 4.5 -4.9 12 709 3048 55 4 -3.3 -2.3 | 335 7 2.8 -6.0 13 700 3161 50 5 -3.8 -3.2 | 342 7 2.3 -6.9 14 684 3353 100 5 -4.9 0.9 | 337 3 1.2 -2.8 15 658 3658 115 8 -7.3 3.4 | 74 1 -1.1 -0.3 16 634 3962 95 9 -9.0 0.8 | 44 4 -2.9 -2.9 17 610 4267 105 8 -7.7 2.1 | 45 2 -1.6 -1.6 18 566 4877 90 7 -7.0 0.0 | 13 4 -0.9 -3.7 19 545 5182 90 16 -16.0 0.0 | 69 11 -9.9 -3.7 20 525 5486 65 8 -7.3 -3.4 | 9 7 -1.1 -7.1 21 500 5880 130 7 -5.4 4.5 | 224 1 0.7 0.8 22 486 6096 150 6 -3.0 5.2 | 245 3 3.1 1.5 23 432 7010 110 19 -17.9 6.5 | 103 12 -11.7 2.8 24 400 7600 110 11 -10.3 3.8 | 91 4 -4.2 0.1 25 399 7620 115 13 -11.8 5.5 | 107 6 -5.7 1.8 26 352 8534 95 6 -6.0 0.5 | 358 3 0.1 -3.2 27 338 8839 130 7 -5.4 4.5 | 224 1 0.7 0.8 28 324 9144 115 12 -10.9 5.1 | 106 5 -4.8 1.4 29 300 9700 105 18 -17.4 4.7 | 95 11 -11.3 0.9 30 298 9754 105 19 -18.4 4.9 | 96 12 -12.2 1.2 31 285 10058 100 16 -15.8 2.8 | 84 10 -9.6 -0.9 32 261 10668 130 14 -10.7 9.0 | 139 7 -4.6 5.3 33 250 10970 170 7 -1.2 6.9 | 237 6 4.9 3.2 34 208 12192 190 18 3.1 17.7 | 213 17 9.2 14.0 35 200 12450 205 12 5.1 10.9 | 237 13 11.2 7.2 36 180 13106 215 9 5.2 7.4 | 252 12 11.3 3.7 37 172 13411 300 15 13.0 -7.5 | 300 22 19.1 -11.2 38 163 13716 290 13 12.2 -4.4 | 294 20 18.3 -8.2 39 150 14250 340 21 7.2 -19.7 | 330 27 13.3 -23.4 40 148 14326 340 21 7.2 -19.7 | 330 27 13.3 -23.4 41 126 15240 295 25 22.7 -10.6 | 296 32 28.8 -14.3 42 114 15850 260 25 24.6 4.3 | 269 31 30.7 0.6 43 108 16154 260 17 16.7 3.0 | 272 23 22.9 -0.8 44 100 16600 295 21 19.0 -8.9 | 297 28 25.1 -12.6 45 92 17069 340 15 5.1 -14.1 | 328 21 11.2 -17.8 46 87 17373 80 11 -10.8 -1.9 | 40 7 -4.7 -5.6 47 87 17374 50 10 -7.7 -6.4 | 9 10 -1.5 -10.1 48 78 17983 105 11 -10.6 2.8 | 79 5 -4.5 -0.9 49 74 18288 95 15 -14.9 1.3 | 75 9 -8.8 -2.4 50 70 18580 145 5 -2.9 4.1 | 263 3 3.2 0.4 51 70 18593 85 6 -6.0 -0.5 | 358 4 0.1 -4.2 52 66 18898 100 4 -3.9 0.7 | 324 4 2.2 -3.0 53 63 19202 60 22 -19.1 -11.0 | 41 20 -12.9 -14.7 54 60 19507 105 16 -15.5 4.1 | 93 9 -9.3 0.4 55 57 19812 135 7 -4.9 4.9 | 223 2 1.2 1.2 56 54 20117 50 1 -0.8 -0.6 | 309 7 5.3 -4.4 57 51 20422 45 7 -4.9 -4.9 | 352 9 1.2 -8.7 58 50 20540 90 11 -11.0 0.0 | 53 6 -4.9 -3.7 59 48 20726 95 13 -13.0 1.1 | 69 7 -6.8 -2.6 60 46 21031 90 14 -14.0 0.0 | 65 9 -7.9 -3.7 61 44 21336 100 18 -17.7 3.1 | 87 12 -11.6 -0.6 62 42 21641 100 21 -20.7 3.6 | 90 15 -14.6 -0.1 63 40 21946 85 24 -23.9 -2.1 | 72 19 -17.8 -5.8 64 36 22555 80 27 -26.6 -4.7 | 68 22 -20.5 -8.4 65 34 22860 85 33 -32.9 -2.9 | 76 28 -26.8 -6.6 66 32 23165 80 36 -35.5 -6.3 | 71 31 -29.3 -10.0 67 31 23470 80 33 -32.5 -5.7 | 70 28 -26.4 -9.4 68 30 23630 90 36 -36.0 0.0 | 83 30 -29.9 -3.7 69 29 23774 80 38 -37.4 -6.6 | 72 33 -31.3 -10.3 70 27 24384 115 42 -38.1 17.7 | 114 35 -32.0 14.0 71 24 24994 105 40 -38.6 10.4 | 102 33 -32.5 6.6 72 22 25603 85 41 -40.8 -3.6 | 78 35 -34.7 -7.3 73 20 26213 90 37 -37.0 0.0 | 83 31 -30.9 -3.7 74 20 26220 85 34 -33.9 -3.0 | 76 29 -27.8 -6.7 75 17 26822 85 32 -31.9 -2.8 | 76 27 -25.8 -6.5 76 14 27432 75 28 -27.0 -7.2 | 62 24 -20.9 -11.0 77 13 27737 85 24 -23.9 -2.1 | 72 19 -17.8 -5.8 78 12 28042 85 23 -22.9 -2.0 | 71 18 -16.8 -5.7 79 11 28346 65 12 -10.9 -5.1 | 28 10 -4.8 -8.8 80 10 28651 75 11 -10.6 -2.8 | 35 8 -4.5 -6.6 81 10 28956 70 9 -8.5 -3.1 | 19 7 -2.3 -6.8 Wind Parameters Mean winds (0-6000m): 91.3 at 9.5 knts Storm direction: 121.3 at 7.2 knts Shear (0-3000m) pos: 0.4 neg: 1.1 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): -79.9 deg Storm rel helicity (0-3000m) pos: 14.6 neg: -27.5 tot: -12.9 m^2/s^2 ave: -4.3 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -1.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 185.66 Bulk Shear: 2.11 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 92 14 67 8| 0.0 7.8 7.8| 5.6 -2.9 2.7 5.3 0.20| 9.8 1.9 1000 93 15 72 10| 0.7 3.9 4.5| 11.0 -4.1 6.8 6.8 0.24| 6.8 1.6 1500 92 16 72 10| 0.8 2.6 3.4| 11.3 -6.9 4.4 2.9 0.14| 5.9 0.8 2000 92 14 68 9| 0.6 0.7 1.3| 11.3 -18.3 -6.9 -3.5 -0.17| 6.7 -1.1 2500 90 13 61 7| 0.5 1.3 1.8| 12.3 -21.3 -9.0 -3.6 -0.18| 6.7 -1.2 3000 88 11 51 6| 0.4 1.1 1.5| 14.6 -27.5 -12.9 -4.3 -0.21| 6.4 -1.4 4000 90 10 45 5| 0.7 0.8 1.4| 18.1 -28.2 -10.1 -2.5 -0.11| 6.2 -0.7 5000 91 9 44 5| 0.6 0.8 1.3| 21.5 -29.3 -7.8 -1.6 -0.07| 5.7 -0.4 6000 91 10 44 5| 1.2 0.9 2.1| 27.3 -47.2 -20.0 -3.3 -0.14| 6.8 -0.9 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251208.12.gif