UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 29 APR 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 27.6 24.0 81 3.6 25.0 40 11 299.7 303.2 297.7 355.0 18.88 1 1007 49 27.2 23.6 81 3.6 24.6 38 15 299.8 303.1 297.5 354.0 18.51 2 1000 115 26.6 23.2 82 3.4 24.1 35 20 299.8 303.1 297.3 353.0 18.19 3 954 530 22.8 21.5 92 1.3 21.9 42 18 300.0 303.1 296.7 350.2 17.16 4 925 800 21.2 19.0 87 2.2 19.6 50 18 301.0 303.8 295.6 345.4 15.12 5 877 1261 19.0 14.7 76 4.3 16.1 65 18 303.3 305.6 294.1 339.2 12.08 6 850 1529 17.4 14.1 81 3.3 15.2 65 17 304.4 306.6 294.3 340.1 11.99 7 827 1763 16.0 12.8 81 3.2 13.9 69 15 305.3 307.4 294.1 339.1 11.31 8 800 2045 14.8 9.8 72 5.0 11.7 73 14 306.9 308.7 293.3 335.8 9.55 9 762 2456 13.0 7.0 67 6.0 9.4 80 13 309.3 310.8 293.0 334.6 8.28 10 714 3001 9.6 4.8 72 4.8 6.8 92 7 311.3 312.8 293.0 334.8 7.58 11 700 3165 8.8 3.8 71 5.0 5.9 100 5 312.2 313.6 292.9 334.6 7.20 12 699 3177 8.8 3.8 71 5.0 5.9 103 5 312.4 313.7 293.0 334.8 7.21 13 686 3332 9.0 3.0 66 6.0 5.6 143 7 314.3 315.6 293.3 336.0 6.94 14 635 3967 5.0 -3.0 56 8.0 0.9 29 1 316.7 317.7 292.3 332.2 4.83 15 598 4454 2.0 -0.9 81 2.9 0.4 134 7 318.7 319.9 293.8 338.0 6.00 16 557 5023 -1.7 -9.7 54 8.0 -5.2 233 6 320.9 321.5 292.2 331.8 3.29 17 552 5095 -1.7 -12.7 43 11.0 -6.2 267 5 321.7 322.2 291.8 330.5 2.61 18 536 5329 -1.1 -27.1 12 26.0 -8.7 308 5 325.2 325.3 291.1 327.9 0.77 19 535 5344 -1.1 -26.1 13 25.0 -8.7 307 6 325.3 325.5 291.3 328.4 0.85 20 500 5880 -5.1 -7.8 81 2.7 -6.4 280 11 326.8 327.7 294.6 341.0 4.26 21 493 5991 -5.7 -8.1 83 2.4 -6.8 275 11 327.4 328.2 294.7 341.5 4.22 22 437 6926 -11.7 -12.8 92 1.1 -12.2 240 13 331.3 332.0 294.9 342.5 3.27 23 414 7339 -13.9 -16.3 82 2.4 -14.8 224 14 333.6 334.1 295.0 342.7 2.59 24 400 7600 -15.9 -17.5 87 1.6 -16.4 215 15 334.3 334.8 295.0 342.8 2.42 25 396 7676 -16.3 -17.3 92 1.0 -16.7 222 13 334.8 335.3 295.1 343.5 2.49 26 300 9710 -30.1 -48.1 16 18.0 -32.0 250 24 343.0 343.0 295.2 343.6 0.16 27 272 10399 -35.7 -55.7 11 20.0 -37.0 269 25 344.6 344.6 295.5 344.9 0.07 28 250 10980 -40.5 -51.5 30 11.0 -41.2 250 27 345.9 345.9 295.8 346.4 0.13 29 200 12460 -53.9 -57.0 69 3.1 -54.0 230 27 347.4 347.4 296.1 347.8 0.09 30 190 12787 -56.7 -60.6 61 3.9 -56.8 237 29 348.0 348.1 296.3 348.3 0.06 31 174 13337 -61.5 -63.3 79 1.8 -61.5 248 32 349.0 349.0 296.4 349.2 0.04 32 155 14043 -67.1 -77.1 23 10.0 -67.2 261 34 351.2 351.2 296.9 351.2 0.01 33 150 14240 -68.1 -76.1 31 8.0 -68.1 265 34 352.8 352.8 297.3 352.8 0.01 34 136 14822 -71.5 -78.5 34 7.0 -71.5 294 25 356.8 356.8 298.1 356.8 0.01 35 104 16377 -77.9 -85.9 26 8.0 -77.9 50 17 373.0 373.0 301.1 373.0 0.00 36 101 16543 -78.3 -86.3 26 8.0 -78.3 46 25 375.4 375.4 301.5 375.4 0.00 37 100 16600 -78.3 -86.3 26 8.0 -78.3 40 30 376.4 376.4 301.6 376.5 0.00 38 97 16774 -78.3 -86.3 26 8.0 -78.3 44 31 379.7 379.7 302.2 379.7 0.00 39 94 16953 -78.3 -86.3 26 8.0 -78.3 48 32 383.2 383.2 302.8 383.2 0.00 40 92 17076 -78.1 -86.1 26 8.0 -78.1 50 32 385.9 385.9 303.2 385.9 0.00 41 91 17138 -77.9 -85.9 26 8.0 -77.9 56 31 387.5 387.5 303.4 387.5 0.00 42 90 17201 -78.1 -86.1 26 8.0 -78.1 61 30 388.4 388.4 303.5 388.4 0.00 43 82 17728 -81.5 -88.5 29 7.0 -81.5 100 15 391.9 391.9 304.0 391.9 0.00 44 81 17797 -81.5 -88.5 29 7.0 -81.5 100 15 393.3 393.3 304.3 393.3 0.00 45 78 18009 -81.5 -87.5 35 6.0 -81.5 88 13 397.5 397.5 304.9 397.5 0.00 46 70 18620 -79.3 -87.3 26 8.0 -79.3 30 15 414.7 414.7 307.1 414.7 0.00 47 68 18786 -78.5 -86.5 26 8.0 -78.5 45 16 419.9 419.9 307.7 419.9 0.00 48 50 20590 -69.3 -91.3 3 22.0 -69.5 155 7 480.2 480.2 313.5 480.2 0.00 49 30 23760 -54.5 -85.5 1 31.0 -56.2 85 32 596.1 596.1 320.5 596.1 0.01 50 26 24674 -55.9 -85.9 1 30.0 -57.5 95 19 617.0 617.0 321.3 617.1 0.01 51 23 25464 -50.5 -82.5 1 32.0 -53.5 120 24 654.9 654.9 322.9 655.0 0.02 52 20 26370 -53.3 -84.3 1 31.0 -55.9 85 30 673.0 673.0 323.5 673.1 0.02 53 19 26700 -53.5 -84.5 1 31.0 -56.2 106 27 682.4 682.4 323.9 682.5 0.02 54 16 27819 -48.1 -80.1 1 32.0 -52.8 89 43 734.3 734.4 325.5 734.7 0.04 55 16 27819 -48.7 -80.7 1 32.0 -53.2 89 43 732.4 732.4 325.4 732.7 0.04 TRP 82 17728 -81.5 -88.5 29 7.0 -81.5 100 15 391.9 391.9 304.0 391.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 575.84 mb = 4761.65 m = 15622.02 ft Wetbulb zero: 594.87 mb = 4496.06 m = 14750.69 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 68.38 % Est. max temperature: 31.79 C = 89.23 F Sfc-Lift cond lev (LCL): 960.95 mb = 466.27 m = 1529.75 ft T: 23.39 C 700-500 lapse rate: 5.12 C/km ThetaE index: 15.86 C Layer 1007.0- 850.0 mb Conv cond level (CCL): 909.62 mb = 944.86 m = 3099.91 ft Mean mixing ratio: 16.91 g/kg Conv temperature: 29.61 C = 85.29 F Cap Strength: 0.58 C Lifted Index: -2.07 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.64 C Lifted Index @700 mb: -1.77 C Showalter Index: 1.62 C Risk: Showers probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 19.20 C K Index: 31.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.20 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 783.39 J/kg Max Up Vert Vel: 39.58 m/s Conv Inhibition (B-): 7.25 J/kg Cap Strength: 0.58 C Lift Cond Lev (LCL): 929.93 mb = 753.53 m = 2472.19 ft Lev Free Conv (LFC): 864.93 mb = 1379.48 m = 4525.81 ft Equ Level (EL): 164.93 mb = 13663.70 m = 44827.87 ft B at Equ Level: 779.37 J/kg Max Parcel Lev (MPL): 104.93 mb = 16324.77 m = 53558.30 ft Wind level data Storm motion: 97 at 8 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 40 11 -7.1 -8.4 | 355 10 0.9 -9.5 1 1000 115 35 20 -11.5 -16.4 | 11 18 -3.5 -17.4 2 979 305 35 19 -10.9 -15.6 | 10 17 -2.9 -16.6 3 945 610 45 18 -12.7 -12.7 | 19 15 -4.8 -13.8 4 925 800 50 18 -13.8 -11.6 | 25 14 -5.8 -12.6 5 913 914 55 17 -13.9 -9.8 | 29 12 -6.0 -10.8 6 881 1219 65 18 -16.3 -7.6 | 44 12 -8.3 -8.6 7 850 1529 65 17 -15.4 -7.2 | 42 11 -7.4 -8.2 8 820 1829 70 15 -14.1 -5.1 | 45 9 -6.1 -6.2 9 791 2134 75 13 -12.6 -3.4 | 46 6 -4.6 -4.4 10 763 2438 80 13 -12.8 -2.3 | 56 6 -4.8 -3.3 11 736 2743 80 11 -10.8 -1.9 | 44 4 -2.9 -3.0 12 700 3165 100 5 -4.9 0.9 | 273 3 3.0 -0.2 13 684 3353 150 7 -3.5 6.1 | 222 7 4.5 5.0 14 659 3658 135 6 -4.2 4.2 | 229 5 3.7 3.2 15 634 3962 25 1 -0.4 -0.9 | 284 8 7.5 -1.9 16 611 4267 120 6 -5.2 3.0 | 235 3 2.8 2.0 17 566 4877 170 8 -1.4 7.9 | 224 9 6.6 6.8 18 545 5182 315 4 2.8 -2.8 | 290 11 10.8 -3.9 19 500 5880 280 11 10.8 -1.9 | 279 19 18.8 -3.0 20 486 6096 270 11 11.0 -0.0 | 273 19 19.0 -1.0 21 415 7315 225 14 9.9 9.9 | 244 20 17.9 8.9 22 400 7600 215 15 8.6 12.3 | 236 20 16.6 11.2 23 399 7620 220 13 8.4 10.0 | 241 19 16.3 8.9 24 367 8230 240 11 9.5 5.5 | 256 18 17.5 4.5 25 338 8839 245 21 19.0 8.9 | 254 28 27.0 7.8 26 324 9144 240 18 15.6 9.0 | 251 25 23.6 8.0 27 300 9710 250 24 22.6 8.2 | 257 31 30.5 7.2 28 273 10363 270 25 25.0 -0.0 | 272 33 33.0 -1.0 29 261 10668 255 24 23.2 6.2 | 261 32 31.2 5.2 30 250 10980 250 27 25.4 9.2 | 256 34 33.3 8.2 31 239 11278 250 27 25.4 9.2 | 256 34 33.3 8.2 32 208 12192 245 24 21.8 10.1 | 253 31 29.7 9.1 33 200 12460 230 27 20.7 17.4 | 240 33 28.7 16.3 34 172 13411 250 32 30.1 10.9 | 255 39 38.0 9.9 35 150 14240 265 34 33.9 3.0 | 267 42 41.8 1.9 36 148 14326 260 35 34.5 6.1 | 263 43 42.4 5.0 37 126 15240 325 16 9.2 -13.1 | 310 22 17.1 -14.1 38 120 15545 5 12 -1.0 -12.0 | 332 15 6.9 -13.0 39 102 16459 55 18 -14.7 -10.3 | 31 13 -6.8 -11.4 40 100 16600 40 30 -19.3 -23.0 | 25 27 -11.3 -24.0 41 92 17069 50 32 -24.5 -20.6 | 37 27 -16.5 -21.6 42 83 17678 100 22 -21.7 3.8 | 101 14 -13.7 2.8 43 82 17728 100 15 -14.8 2.6 | 103 7 -6.8 1.6 44 78 17983 100 14 -13.8 2.4 | 103 6 -5.8 1.4 45 74 18288 320 5 3.2 -3.8 | 294 12 11.2 -4.9 46 70 18593 10 11 -1.9 -10.8 | 333 13 6.1 -11.9 47 70 18620 30 15 -7.5 -13.0 | 358 14 0.5 -14.0 48 67 18898 55 17 -13.9 -9.8 | 29 12 -6.0 -10.8 49 63 19202 5 19 -1.7 -18.9 | 342 21 6.3 -20.0 50 60 19507 80 6 -5.9 -1.0 | 315 3 2.1 -2.1 51 57 19812 55 12 -9.8 -6.9 | 13 8 -1.9 -7.9 52 54 20117 290 13 12.2 -4.4 | 285 21 20.2 -5.5 53 51 20422 20 3 -1.0 -2.8 | 299 8 6.9 -3.9 54 50 20590 155 7 -3.0 6.3 | 223 7 5.0 5.3 55 49 20726 115 9 -8.2 3.8 | 176 3 -0.2 2.8 56 47 21031 275 6 6.0 -0.5 | 276 14 13.9 -1.6 57 44 21336 10 5 -0.9 -4.9 | 310 9 7.1 -6.0 58 42 21641 15 10 -2.6 -9.7 | 333 12 5.4 -10.7 59 40 21946 30 18 -9.0 -15.6 | 4 17 -1.0 -16.6 60 38 22250 60 13 -11.3 -6.5 | 24 8 -3.3 -7.5 61 36 22555 65 20 -18.1 -8.5 | 47 14 -10.2 -9.5 62 33 23165 110 12 -11.3 4.1 | 133 5 -3.3 3.1 63 31 23470 110 14 -13.2 4.8 | 126 6 -5.2 3.7 64 30 23760 85 32 -31.9 -2.8 | 81 24 -23.9 -3.8 65 30 23774 65 17 -15.4 -7.2 | 42 11 -7.4 -8.2 66 29 24079 85 32 -31.9 -2.8 | 81 24 -23.9 -3.8 67 27 24384 85 24 -23.9 -2.1 | 79 16 -15.9 -3.1 68 26 24689 95 19 -18.9 1.7 | 93 11 -11.0 0.6 69 25 24994 105 26 -25.1 6.7 | 108 18 -17.1 5.7 70 24 25298 130 21 -16.1 13.5 | 147 15 -8.1 12.5 71 21 25908 95 32 -31.9 2.8 | 94 24 -23.9 1.7 72 20 26370 85 30 -29.9 -2.6 | 81 22 -21.9 -3.7 73 19 26518 110 26 -24.4 8.9 | 116 18 -16.5 7.9 74 18 26822 85 33 -32.9 -2.9 | 81 25 -24.9 -3.9 75 16 27127 90 45 -45.0 0.0 | 88 37 -37.0 -1.0 76 15 27432 85 39 -38.9 -3.4 | 82 31 -30.9 -4.4 77 13 28042 85 42 -41.8 -3.7 | 82 34 -33.9 -4.7 Wind Parameters Mean winds (0-6000m): 67.4 at 10.7 knts Storm direction: 97.4 at 8.0 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): -35.8 deg Storm rel helicity (0-3000m) pos: 43.7 neg: -3.6 tot: 40.1 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.6 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 52.32 Bulk Shear: 14.97 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 37 18 11 16| 7.6 0.0 7.6| 18.8 -1.0 17.8 35.6 0.45| 11.8 5.3 1000 43 18 17 15| 3.9 0.0 3.9| 33.7 -1.0 32.7 32.7 0.55| 8.7 4.8 1500 50 18 24 14| 2.9 0.0 2.9| 40.8 -1.7 39.0 26.0 0.56| 6.8 3.8 2000 54 17 28 13| 1.9 0.0 1.9| 42.2 -1.7 40.5 20.2 0.50| 6.1 3.0 2500 58 16 31 11| 1.7 0.0 1.7| 43.7 -1.8 41.9 16.8 0.48| 5.4 2.6 3000 61 15 32 10| 1.5 0.0 1.5| 43.7 -3.6 40.1 13.4 0.30| 5.5 1.6 4000 66 13 31 7| 1.8 0.9 2.7| 49.4 -7.4 42.0 10.5 0.21| 6.3 1.3 5000 73 11 33 5| 2.2 0.7 2.9| 70.6 -12.0 58.6 11.7 0.18| 7.2 1.3 6000 67 11 20 6| 1.3 0.7 2.1| 95.6 -31.3 64.2 10.7 0.19| 7.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250429.12.gif