UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 3 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 1013 2 27.2 24.3 84 2.9 25.1 70 9 299.2 302.7 297.8 355.4 19.21 1 1008 46 27.4 23.6 80 3.8 24.6 69 10 299.9 303.2 297.5 354.1 18.49 2 1007 54 27.2 23.1 78 4.1 24.2 69 10 299.8 303.0 297.1 352.3 17.95 3 955 518 22.8 21.7 94 1.1 22.1 67 15 299.9 303.0 296.8 350.7 17.36 4 947 591 22.2 21.0 93 1.2 21.3 68 16 300.0 303.0 296.4 349.1 16.76 5 940 655 22.4 18.7 80 3.7 19.8 69 16 300.8 303.5 295.2 343.7 14.59 6 911 927 21.2 16.2 73 5.0 17.8 74 17 302.3 304.7 294.4 340.2 12.82 7 865 1372 18.2 14.6 80 3.6 15.8 77 17 303.7 305.9 294.3 339.9 12.17 8 801 2025 14.6 10.0 74 4.6 11.7 68 20 306.6 308.4 293.3 335.8 9.67 9 794 2099 14.0 10.2 78 3.8 11.6 67 21 306.7 308.6 293.4 336.6 9.89 10 773 2324 12.8 8.1 73 4.7 9.9 65 21 307.8 309.5 292.9 334.5 8.80 11 746 2621 10.8 8.2 84 2.6 9.2 65 17 308.8 310.5 293.5 336.8 9.19 12 739 2700 10.4 6.5 77 3.9 8.0 65 17 309.2 310.7 292.9 334.4 8.25 13 688 3290 6.2 5.5 95 0.7 5.8 52 16 310.9 312.4 293.4 336.3 8.26 14 681 3373 5.6 3.9 89 1.7 4.6 51 16 311.1 312.5 292.9 334.2 7.46 15 654 3704 4.8 1.3 78 3.5 2.9 58 14 313.8 315.1 292.8 334.0 6.44 16 647 3791 5.2 -7.8 38 13.0 -0.7 60 13 315.3 315.9 290.5 325.9 3.28 17 604 4351 3.2 -14.8 25 18.0 -3.9 74 10 319.2 319.6 290.6 325.9 2.01 18 587 4582 3.8 -33.2 5 37.0 -6.1 82 11 322.5 322.6 290.0 324.0 0.40 19 522 5524 -3.1 -44.1 3 41.0 -11.1 58 15 325.2 325.3 290.5 325.8 0.15 20 501 5847 -5.5 -39.5 5 34.0 -12.6 75 23 326.1 326.2 290.9 327.1 0.25 21 466 6412 -9.1 -46.1 3 37.0 -15.4 72 22 328.5 328.5 291.5 329.0 0.13 22 433 6976 -12.9 -40.9 8 28.0 -17.9 76 20 330.6 330.7 292.2 331.6 0.25 23 397 7634 -16.5 -51.5 3 35.0 -21.1 90 24 334.3 334.3 293.0 334.6 0.08 24 362 8321 -22.1 -57.1 3 35.0 -25.5 100 32 335.7 335.7 293.3 335.9 0.05 25 314 9352 -29.3 -35.3 56 6.0 -30.3 115 29 339.6 339.8 294.8 341.9 0.60 26 303 9606 -31.5 -38.5 50 7.0 -32.4 115 26 340.0 340.1 294.7 341.8 0.45 27 280 10160 -36.1 -40.9 61 4.8 -36.6 115 17 341.2 341.2 295.0 342.7 0.38 28 278 10210 -36.7 -43.7 48 7.0 -37.4 115 16 341.0 341.1 294.8 342.1 0.29 29 259 10696 -40.3 -45.3 59 5.0 -40.7 113 12 342.7 342.7 295.2 343.7 0.26 30 254 10829 -41.3 -48.3 47 7.0 -41.8 112 11 343.1 343.1 295.3 343.9 0.19 31 249 10964 -42.3 -47.2 59 4.9 -42.6 112 11 343.6 343.6 295.4 344.5 0.22 32 244 11101 -43.3 -51.3 41 8.0 -43.7 111 10 344.1 344.1 295.4 344.6 0.14 33 227 11583 -47.3 -51.2 64 3.9 -47.5 131 11 345.1 345.2 295.7 345.8 0.15 34 216 11910 -49.5 -65.5 14 16.0 -49.9 141 12 346.7 346.7 295.9 346.8 0.03 35 167 13541 -64.1 -71.1 38 7.0 -64.2 136 21 348.8 348.8 296.4 348.8 0.02 36 148 14273 -68.7 -72.8 55 4.1 -68.7 150 24 353.1 353.1 297.3 353.2 0.01 37 138 14690 -71.1 -78.1 35 7.0 -71.1 161 27 356.0 356.0 297.9 356.0 0.01 38 126 15222 -76.1 -80.7 48 4.6 -76.1 177 28 356.3 356.3 298.0 356.4 0.00 39 123 15360 -76.9 -85.9 22 9.0 -76.9 179 23 357.4 357.4 298.2 357.4 0.00 40 122 15407 -77.1 -91.1 9 14.0 -77.1 180 22 357.8 357.8 298.2 357.8 0.00 41 120 15502 -77.1 -93.1 6 16.0 -77.1 181 19 359.5 359.5 298.6 359.5 0.00 42 115 15747 -76.9 -93.9 5 17.0 -76.9 184 11 364.3 364.3 299.5 364.3 0.00 43 107 16160 -77.9 -93.9 6 16.0 -77.9 157 5 370.0 370.0 300.5 370.0 0.00 44 106 16214 -78.1 -94.1 6 16.0 -78.1 139 7 370.6 370.6 300.7 370.6 0.00 45 104 16323 -78.1 -94.1 6 16.0 -78.1 106 11 372.6 372.6 301.0 372.6 0.00 46 100 16547 -78.1 -94.1 6 16.0 -78.1 133 15 376.8 376.8 301.7 376.8 0.00 47 96 16780 -78.7 -94.7 6 16.0 -78.7 161 19 380.1 380.1 302.3 380.1 0.00 48 90 17147 -79.3 -95.3 5 16.0 -79.3 149 12 386.0 386.0 303.2 386.0 0.00 49 88 17275 -79.3 -95.3 5 16.0 -79.3 132 11 388.5 388.5 303.6 388.5 0.00 50 86 17405 -79.7 -95.7 5 16.0 -79.7 115 10 390.2 390.2 303.8 390.2 0.00 51 76 18100 -82.7 -97.7 6 15.0 -82.7 121 12 398.0 398.0 304.9 398.0 0.00 52 73 18325 -82.5 -97.5 6 15.0 -82.5 85 18 403.0 403.0 305.6 403.0 0.00 53 70 18560 -81.9 -96.9 6 15.0 -81.9 110 14 409.2 409.2 306.4 409.2 0.00 54 68 18723 -80.9 -95.9 6 15.0 -80.9 87 17 414.7 414.7 307.1 414.7 0.00 55 64 19067 -79.1 -95.1 6 16.0 -79.1 103 12 425.9 425.9 308.4 425.9 0.00 56 62 19247 -79.1 -95.1 6 16.0 -79.1 117 11 429.8 429.8 308.8 429.8 0.00 57 50 20500 -70.1 -92.1 3 22.0 -70.2 80 33 478.3 478.3 313.3 478.3 0.00 58 37 22327 -61.7 -90.7 1 29.0 -62.3 86 32 542.9 542.9 317.7 542.9 0.00 59 35 22670 -62.3 -91.3 1 29.0 -62.9 94 36 550.0 550.0 318.1 550.0 0.00 60 31 23424 -59.7 -88.7 1 29.0 -60.6 86 38 576.5 576.5 319.5 576.5 0.00 61 30 23630 -57.9 -87.9 1 30.0 -59.0 85 36 586.8 586.8 320.0 586.8 0.01 62 20 26230 -51.1 -83.1 1 32.0 -54.2 85 42 679.8 679.8 323.7 679.9 0.02 63 19 26564 -51.1 -83.1 1 32.0 -54.4 85 43 689.8 689.8 324.1 690.0 0.02 64 15 28091 -54.1 -85.1 1 31.0 -57.1 98 37 728.1 728.1 325.3 728.2 0.02 65 13 29022 -47.9 -79.9 1 32.0 -53.3 97 35 780.0 780.0 326.7 780.4 0.05 66 12 29548 -49.3 -81.3 1 32.0 -54.4 94 35 793.1 793.1 327.1 793.5 0.04 TRP 73 18325 -82.5 -97.5 6 15.0 -82.5 85 18 403.0 403.0 305.6 403.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5747.38 m Freezing level: 551.20 mb = 5100.71 m = 16734.41 ft Wetbulb zero: 648.43 mb = 3773.48 m = 12380.04 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 55.58 % Est. max temperature: 31.75 C = 89.15 F Sfc-Lift cond lev (LCL): 971.71 mb = 366.46 m = 1202.29 ft T: 24.24 C 700-500 lapse rate: 4.72 C/km ThetaE index: 19.65 C Layer 1008.0- 794.0 mb Conv cond level (CCL): 887.10 mb = 1154.98 m = 3789.25 ft Mean mixing ratio: 16.44 g/kg Conv temperature: 30.99 C = 87.78 F Cap Strength: 1.36 C Lifted Index: -2.16 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.92 C Lifted Index @700 mb: -3.00 C Showalter Index: 1.68 C Risk: Showers probable Total Totals Index: 42.13 C Risk: None Vertical Totals Index: 22.98 C Cross Totals Index: 19.15 C K Index: 35.06 Risk: > 80 % chance of thunderstorms Sweat Index: 221.70 Risk: None Energy Index: -2.17 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 863.06 J/kg Max Up Vert Vel: 41.55 m/s Conv Inhibition (B-): 21.84 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 922.38 mb = 819.15 m = 2687.48 ft Lev Free Conv (LFC): 847.38 mb = 1546.50 m = 5073.77 ft Equ Level (EL): 587.38 mb = 4577.13 m = 15016.65 ft B at Equ Level: 187.36 J/kg Max Parcel Lev (MPL): 97.38 mb = 16698.51 m = 54784.48 ft Wind level data Storm motion: 99 at 13 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 1013 2 70 9 -8.5 -3.1 | 322 6 4.0 -5.0 1 970 305 65 15 -13.6 -6.3 | 8 8 -1.2 -8.3 2 928 610 70 16 -15.0 -5.5 | 19 8 -2.6 -7.4 3 889 914 80 18 -17.7 -3.1 | 46 7 -5.3 -5.1 4 851 1219 75 17 -16.4 -4.4 | 32 7 -4.0 -6.3 5 779 1829 65 22 -19.9 -9.3 | 34 14 -7.5 -11.2 6 746 2134 65 17 -15.4 -7.2 | 18 10 -3.0 -9.1 7 714 2438 65 18 -16.3 -7.6 | 22 10 -3.9 -9.5 8 683 2743 50 16 -12.3 -10.3 | 359 12 0.2 -12.2 9 599 3658 75 10 -9.7 -2.6 | 328 5 2.8 -4.5 10 574 3962 90 12 -12.0 0.0 | 347 2 0.4 -1.9 11 549 4267 65 15 -13.6 -6.3 | 8 8 -1.2 -8.3 12 526 4572 55 13 -10.6 -7.5 | 349 10 1.8 -9.4 13 503 4877 75 23 -22.2 -6.0 | 51 13 -9.8 -7.9 14 441 5791 70 21 -19.7 -7.2 | 39 12 -7.3 -9.1 15 422 6096 85 19 -18.9 -1.7 | 61 7 -6.5 -3.6 16 370 7010 95 30 -29.9 2.6 | 92 17 -17.4 0.7 17 339 7620 115 38 -34.4 16.1 | 123 26 -22.0 14.1 18 273 9144 115 14 -12.7 5.9 | 176 4 -0.2 4.0 19 239 10058 110 9 -8.5 3.1 | 254 4 4.0 1.1 20 219 10668 145 12 -6.9 9.8 | 215 10 5.6 7.9 21 201 11278 120 15 -13.0 7.5 | 174 6 -0.6 5.6 22 184 11887 105 19 -18.4 4.9 | 117 7 -5.9 3.0 23 176 12192 130 20 -15.3 12.9 | 165 11 -2.9 10.9 24 141 13716 155 25 -10.6 22.7 | 185 21 1.9 20.7 25 130 14326 175 33 -2.9 32.9 | 197 32 9.6 30.9 26 114 15240 185 9 0.8 9.0 | 242 15 13.2 7.0 27 109 15545 190 1 0.2 1.0 | 274 13 12.6 -1.0 28 104 15850 105 11 -10.6 2.8 | 243 2 1.8 0.9 29 95 16459 165 20 -5.2 19.3 | 203 19 7.3 17.4 30 91 16764 160 13 -4.4 12.2 | 218 13 8.0 10.3 31 84 17374 95 8 -8.0 0.7 | 286 5 4.5 -1.2 32 77 17983 125 11 -9.0 6.3 | 218 6 3.4 4.4 33 73 18288 105 15 -14.5 3.9 | 133 3 -2.0 1.9 34 73 18325 85 18 -17.9 -1.6 | 57 7 -5.5 -3.5 35 70 18560 110 14 -13.2 4.8 | 166 3 -0.7 2.8 36 70 18593 85 21 -20.9 -1.8 | 66 9 -8.5 -3.8 37 66 18898 90 13 -13.0 0.0 | 16 2 -0.6 -1.9 38 59 19507 135 9 -6.4 6.4 | 234 8 6.1 4.4 39 56 19812 55 17 -13.9 -9.8 | 7 12 -1.5 -11.7 40 51 20422 85 35 -34.9 -3.1 | 77 23 -22.4 -5.0 41 50 20500 80 33 -32.5 -5.7 | 69 21 -20.1 -7.7 42 46 21031 90 36 -36.0 0.0 | 85 24 -23.6 -1.9 43 44 21336 75 25 -24.1 -6.5 | 54 14 -11.7 -8.4 44 39 21946 90 28 -28.0 0.0 | 83 16 -15.6 -1.9 45 38 22250 80 30 -29.5 -5.2 | 67 19 -17.1 -7.2 46 36 22555 100 36 -35.5 6.3 | 101 23 -23.0 4.3 47 34 22860 85 36 -35.9 -3.1 | 78 24 -23.4 -5.1 48 32 23165 90 35 -35.0 0.0 | 85 23 -22.6 -1.9 49 31 23470 85 39 -38.9 -3.4 | 79 27 -26.4 -5.3 50 30 23630 85 36 -35.9 -3.1 | 78 24 -23.4 -5.1 51 29 23774 90 40 -40.0 0.0 | 86 28 -27.6 -1.9 52 28 24079 75 38 -36.7 -9.8 | 64 27 -24.3 -11.8 53 27 24384 85 40 -39.8 -3.5 | 79 28 -27.4 -5.4 54 23 25298 85 49 -48.8 -4.3 | 80 37 -36.4 -6.2 55 21 25908 80 45 -44.3 -7.8 | 73 33 -31.9 -9.8 56 20 26230 85 42 -41.8 -3.7 | 79 30 -29.4 -5.6 57 19 26518 85 44 -43.8 -3.8 | 80 32 -31.4 -5.8 58 15 27432 100 36 -35.5 6.3 | 101 23 -23.0 4.3 59 12 28042 95 35 -34.9 3.1 | 93 22 -22.4 1.1 60 10 28651 90 35 -35.0 0.0 | 85 23 -22.6 -1.9 61 10 28956 95 24 -23.9 2.1 | 91 11 -11.5 0.2 62 9 29261 80 19 -18.7 -3.3 | 50 8 -6.3 -5.2 Wind Parameters Mean winds (0-6000m): 68.9 at 16.8 knts Storm direction: 98.9 at 12.6 knts Shear (0-3000m) pos: 0.6 neg: 1.2 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 35.9 deg Storm rel helicity (0-3000m) pos: 21.9 neg: -26.2 tot: -4.3 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 0.3 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 525.01 Bulk Shear: 1.64 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 67 13 358 7| 0.0 6.8 6.8| 12.2 0.0 12.2 24.4 0.92| 7.4 6.8 1000 71 15 15 7| 1.9 3.4 5.3| 20.2 -0.7 19.4 19.4 0.88| 6.0 5.2 1500 72 16 23 7| 1.2 3.1 4.3| 20.7 -3.1 17.6 11.7 0.59| 5.3 3.2 2000 71 17 26 9| 0.9 2.4 3.4| 20.7 -8.8 11.9 6.0 0.35| 5.4 1.9 2500 69 17 25 9| 0.7 1.8 2.5| 21.9 -14.8 7.1 2.8 0.23| 5.1 1.2 3000 67 17 21 9| 0.6 1.2 1.8| 21.9 -26.2 -4.3 -1.4 0.06| 5.2 0.3 4000 68 16 15 8| 1.3 0.9 2.2| 23.2 -31.8 -8.7 -2.2 0.01| 5.1 0.0 5000 68 16 16 8| 1.8 1.4 3.2| 53.3 -38.3 15.0 3.0 0.15| 6.1 0.9 6000 69 17 22 9| 1.6 1.2 2.8| 59.6 -45.1 14.5 2.4 0.14| 5.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20251203.12.gif