UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 28 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 1011 2 28.8 22.8 70 6.0 24.4 50 10 301.0 304.2 297.2 352.6 17.54 1 1000 107 26.8 22.9 79 3.9 24.0 45 15 300.0 303.2 297.1 352.2 17.85 2 925 791 20.6 20.5 99 0.1 20.5 40 14 300.4 303.4 296.4 349.2 16.63 3 898 1048 19.6 19.6 100 0.0 19.6 44 15 301.9 304.9 296.5 349.7 16.19 4 850 1520 16.8 16.8 100 0.0 16.8 55 13 303.7 306.4 295.8 346.2 14.31 5 777 2275 9.8 6.0 77 3.8 7.6 74 9 304.1 305.5 290.8 326.9 7.57 6 770 2350 9.8 1.8 57 8.0 5.5 79 9 304.9 306.0 289.4 322.1 5.66 7 756 2502 9.4 -9.6 25 19.0 1.3 84 10 306.1 306.5 286.6 313.8 2.44 8 743 2646 9.8 -11.2 21 21.0 1.1 82 10 308.0 308.4 287.1 315.0 2.18 9 700 3139 8.0 -3.0 46 11.0 2.5 245 1 311.3 312.2 290.3 325.1 4.38 10 691 3246 7.8 -8.2 31 16.0 0.6 246 2 312.3 312.8 289.3 321.8 2.98 11 674 3451 7.4 -13.6 21 21.0 -1.1 248 5 314.1 314.4 288.9 320.6 1.98 12 663 3587 8.6 -14.4 18 23.0 -0.7 249 7 316.9 317.3 289.7 323.2 1.89 13 660 3624 8.4 -15.6 17 24.0 -1.1 250 7 317.1 317.4 289.6 322.8 1.72 14 632 3981 5.6 -5.4 45 11.0 0.3 245 7 317.8 318.6 292.0 330.9 4.05 15 620 4137 4.6 -15.4 22 20.0 -3.2 242 7 318.4 318.8 290.2 324.7 1.86 16 581 4663 0.4 -0.1 96 0.5 0.1 221 9 319.5 320.8 294.4 340.5 6.55 17 558 4986 -1.5 -2.3 94 0.8 -1.9 219 10 321.0 322.1 294.3 339.7 5.80 18 546 5159 0.0 -38.0 4 38.0 -8.8 234 11 324.8 324.8 290.5 325.8 0.26 19 544 5189 0.2 -34.8 5 35.0 -8.6 237 11 325.3 325.4 290.7 326.7 0.37 20 500 5860 -3.9 -24.9 18 21.0 -10.4 215 13 328.3 328.5 292.2 331.9 1.01 21 465 6429 -8.5 -24.5 26 16.0 -13.2 239 11 329.4 329.7 292.7 333.5 1.13 22 458 6547 -9.1 -27.1 22 18.0 -14.0 242 11 330.1 330.3 292.6 333.4 0.91 23 449 6701 -8.7 -34.7 10 26.0 -14.7 246 11 332.5 332.6 292.9 334.2 0.45 24 400 7590 -13.3 -41.3 8 28.0 -18.5 285 11 337.7 337.8 294.0 338.7 0.26 25 393 7724 -14.3 -44.3 6 30.0 -19.4 279 12 338.1 338.1 294.0 338.9 0.19 26 340 8804 -22.9 -41.9 16 19.0 -25.8 252 12 340.7 340.8 294.7 341.8 0.28 27 321 9223 -26.1 -49.1 10 23.0 -28.7 267 12 341.9 341.9 294.9 342.5 0.14 28 315 9359 -26.7 -47.7 12 21.0 -29.1 272 13 342.9 343.0 295.2 343.6 0.16 29 300 9710 -28.9 -56.9 5 28.0 -31.2 285 15 344.6 344.7 295.5 344.9 0.06 30 254 10872 -39.1 -61.1 8 22.0 -40.2 305 18 346.4 346.4 295.8 346.5 0.04 31 250 10980 -39.7 -60.7 9 21.0 -40.7 305 19 347.0 347.1 296.0 347.2 0.04 32 212 12081 -49.9 -58.9 34 9.0 -50.2 267 17 347.9 347.9 296.3 348.2 0.06 33 200 12460 -52.3 -64.3 22 12.0 -52.6 260 24 349.9 350.0 296.7 350.1 0.03 34 190 12789 -55.3 -68.3 18 13.0 -55.5 260 26 350.3 350.3 296.7 350.4 0.02 35 156 14013 -65.7 -70.1 54 4.4 -65.7 248 28 352.9 352.9 297.3 353.0 0.02 36 150 14250 -67.3 -78.3 20 11.0 -67.4 245 28 354.2 354.2 297.5 354.2 0.01 37 122 15481 -73.3 -83.3 20 10.0 -73.3 296 19 364.8 364.8 299.6 364.8 0.00 38 113 15928 -75.7 -84.7 23 9.0 -75.7 319 11 368.4 368.4 300.3 368.4 0.00 39 108 16190 -76.7 -86.7 19 10.0 -76.7 295 10 371.3 371.3 300.8 371.3 0.00 40 101 16573 -79.3 -88.3 21 9.0 -79.3 300 8 373.4 373.4 301.2 373.5 0.00 41 100 16630 -79.5 -88.5 21 9.0 -79.5 315 7 374.1 374.1 301.3 374.1 0.00 42 98 16744 -79.7 -88.7 21 9.0 -79.7 320 7 375.9 375.9 301.6 375.9 0.00 43 92 17101 -79.1 -88.1 21 9.0 -79.1 347 8 383.9 383.9 302.9 384.0 0.00 44 85 17548 -80.3 -89.3 21 9.0 -80.3 8 24 390.3 390.3 303.8 390.3 0.00 45 84 17614 -80.1 -89.1 21 9.0 -80.1 12 29 392.0 392.0 304.1 392.0 0.00 46 81 17820 -79.3 -88.3 21 9.0 -79.3 21 31 397.8 397.8 304.9 397.8 0.00 47 79 17961 -79.7 -88.7 21 9.0 -79.7 26 29 399.8 399.8 305.2 399.8 0.00 48 74 18328 -82.1 -91.1 20 9.0 -82.1 38 22 402.3 402.3 305.5 402.3 0.00 49 73 18404 -81.7 -90.7 20 9.0 -81.7 33 21 404.7 404.7 305.8 404.7 0.00 50 70 18640 -79.1 -94.1 7 15.0 -79.1 20 18 415.2 415.2 307.2 415.2 0.00 51 64 19153 -76.1 -92.1 6 16.0 -76.2 41 18 432.5 432.5 309.1 432.5 0.00 52 52 20374 -68.3 -89.3 3 21.0 -68.5 58 11 477.2 477.2 313.2 477.2 0.00 53 50 20610 -67.3 -89.3 3 22.0 -67.5 160 7 484.9 484.9 313.8 484.9 0.00 54 42 21670 -62.1 -88.1 2 26.0 -62.6 149 7 522.6 522.6 316.5 522.6 0.00 55 30 23770 -56.9 -86.9 1 30.0 -58.2 110 16 589.5 589.5 320.1 589.6 0.01 56 26 24679 -55.3 -86.3 1 31.0 -57.1 110 17 618.7 618.7 321.5 618.8 0.01 57 22 25748 -53.9 -84.9 1 31.0 -56.2 120 21 653.1 653.1 322.8 653.2 0.01 58 20 26360 -53.9 -84.9 1 31.0 -56.3 85 33 671.2 671.2 323.4 671.3 0.01 59 12 29714 -44.1 -78.1 1 34.0 -51.4 72 40 811.5 811.5 327.5 812.2 0.08 60 12 29714 -44.5 -77.5 1 33.0 -51.7 72 40 810.1 810.1 327.5 810.9 0.08 TRP 98 16744 -79.7 -88.7 21 9.0 -79.7 320 7 375.9 375.9 301.6 375.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 576.16 mb = 4730.57 m = 15520.06 ft Freezing level: 546.00 mb = 5159.34 m = 16926.77 ft Freezing level: 541.85 mb = 5221.50 m = 17130.71 ft Wetbulb zero: 684.94 mb = 3318.31 m = 10886.72 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 58.53 % Est. max temperature: 31.11 C = 88.01 F Sfc-Lift cond lev (LCL): 927.04 mb = 771.66 m = 2531.65 ft T: 20.78 C 700-500 lapse rate: 4.37 C/km ThetaE index: 35.87 C Layer 850.0- 743.0 mb Conv cond level (CCL): 931.45 mb = 730.08 m = 2395.24 ft Mean mixing ratio: 17.18 g/kg Conv temperature: 28.13 C = 82.64 F Cap Strength: 0.05 C Lifted Index: -1.22 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.91 C Lifted Index @700 mb: -2.80 C Showalter Index: 0.42 C Risk: Thunderstorms probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 20.70 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 240.60 Risk: None Energy Index: -2.82 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 699.59 J/kg Max Up Vert Vel: 37.41 m/s Conv Inhibition (B-): 0.67 J/kg Cap Strength: 0.73 C Lift Cond Lev (LCL): 932.65 mb = 718.71 m = 2357.94 ft Lev Free Conv (LFC): 927.65 mb = 765.87 m = 2512.66 ft Equ Level (EL): 187.65 mb = 12865.74 m = 42209.91 ft B at Equ Level: 697.35 J/kg Max Parcel Lev (MPL): 107.65 mb = 16207.97 m = 53175.10 ft Wind level data Storm motion: 83 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 1011 2 50 10 -7.7 -6.4 | 1 5 -0.1 -5.5 1 1000 107 45 15 -10.6 -10.6 | 18 10 -3.1 -9.7 2 978 305 40 15 -9.6 -11.5 | 11 11 -2.1 -10.6 3 944 610 50 14 -10.7 -9.0 | 21 9 -3.2 -8.1 4 925 791 40 14 -9.0 -10.7 | 8 10 -1.4 -9.8 5 912 914 40 15 -9.6 -11.5 | 11 11 -2.1 -10.6 6 880 1219 50 14 -10.7 -9.0 | 21 9 -3.2 -8.1 7 850 1520 55 13 -10.6 -7.5 | 25 7 -3.1 -6.5 8 819 1829 65 10 -9.1 -4.2 | 25 4 -1.5 -3.3 9 790 2134 65 8 -7.3 -3.4 | 353 2 0.3 -2.4 10 761 2438 85 10 -10.0 -0.9 | 92 2 -2.4 0.1 11 734 2743 80 10 -9.8 -1.7 | 71 2 -2.3 -0.8 12 708 3048 75 2 -1.9 -0.5 | 266 6 5.6 0.4 13 700 3139 245 1 0.9 0.4 | 261 9 8.5 1.4 14 657 3658 250 8 7.5 2.7 | 256 16 15.1 3.7 15 609 4267 240 7 6.1 3.5 | 252 14 13.6 4.4 16 565 4877 210 10 5.0 8.7 | 233 16 12.6 9.6 17 524 5486 265 13 13.0 1.1 | 264 21 20.5 2.1 18 500 5860 215 13 7.5 10.6 | 232 19 15.0 11.6 19 485 6096 230 11 8.4 7.1 | 243 18 16.0 8.0 20 431 7010 255 11 10.6 2.8 | 258 19 18.2 3.8 21 400 7590 285 11 10.6 -2.8 | 276 18 18.2 -1.9 22 398 7620 280 12 11.8 -2.1 | 273 19 19.4 -1.1 23 367 8230 275 13 13.0 -1.1 | 271 21 20.5 -0.2 24 338 8839 250 12 11.3 4.1 | 255 19 18.8 5.0 25 324 9144 265 12 12.0 1.0 | 264 20 19.5 2.0 26 300 9710 285 15 14.5 -3.9 | 278 22 22.0 -2.9 27 298 9754 285 15 14.5 -3.9 | 278 22 22.0 -2.9 28 261 10668 305 15 12.3 -8.6 | 291 21 19.8 -7.7 29 250 10980 305 19 15.6 -10.9 | 293 25 23.1 -10.0 30 218 11887 270 13 13.0 -0.0 | 267 21 20.6 0.9 31 200 12460 260 24 23.6 4.2 | 261 32 31.2 5.1 32 180 13106 260 29 28.6 5.0 | 261 37 36.1 6.0 33 150 14250 245 28 25.4 11.8 | 249 35 32.9 12.8 34 148 14326 240 32 27.7 16.0 | 244 39 35.3 16.9 35 133 14935 290 29 27.3 -9.9 | 284 36 34.8 -9.0 36 127 15240 280 23 22.7 -4.0 | 276 30 30.2 -3.1 37 114 15850 325 11 6.3 -9.0 | 300 16 13.9 -8.1 38 103 16459 270 9 9.0 -0.0 | 267 17 16.6 0.9 39 100 16630 315 7 4.9 -4.9 | 288 13 12.5 -4.0 40 98 16744 320 7 4.5 -5.4 | 290 13 12.1 -4.4 41 98 16764 300 7 6.1 -3.5 | 281 14 13.6 -2.6 42 93 17069 345 8 2.1 -7.7 | 305 12 9.6 -6.8 43 88 17374 360 11 -0.0 -11.0 | 323 13 7.6 -10.1 44 83 17678 15 34 -8.8 -32.8 | 2 32 -1.2 -31.9 45 75 18288 40 23 -14.8 -17.6 | 23 18 -7.2 -16.7 46 70 18640 20 18 -6.2 -16.9 | 355 16 1.4 -16.0 47 67 18898 15 17 -4.4 -16.4 | 348 16 3.2 -15.5 48 64 19202 45 18 -12.7 -12.7 | 24 13 -5.2 -11.8 49 60 19507 85 13 -13.0 -1.1 | 88 5 -5.4 -0.2 50 57 19812 40 13 -8.4 -10.0 | 5 9 -0.8 -9.0 51 54 20117 10 9 -1.6 -8.9 | 323 10 6.0 -7.9 52 52 20422 65 11 -10.0 -4.6 | 33 4 -2.4 -3.7 53 50 20610 160 7 -2.4 6.6 | 214 9 5.2 7.5 54 49 20726 175 10 -0.9 10.0 | 212 13 6.7 10.9 55 47 21031 155 7 -3.0 6.3 | 212 9 4.6 7.3 56 44 21336 115 5 -4.5 2.1 | 225 4 3.0 3.1 57 42 21641 155 6 -2.5 5.4 | 218 8 5.0 6.4 58 40 21946 115 10 -9.1 4.2 | 164 5 -1.5 5.2 59 38 22250 80 3 -3.0 -0.5 | 265 5 4.6 0.4 60 37 22555 135 13 -9.2 9.2 | 171 10 -1.6 10.1 61 35 22860 155 5 -2.1 4.5 | 225 8 5.4 5.5 62 33 23165 40 2 -1.3 -1.5 | 275 6 6.3 -0.6 63 31 23470 50 11 -8.4 -7.1 | 8 6 -0.9 -6.1 64 30 23770 110 16 -15.0 5.5 | 131 10 -7.5 6.4 65 30 23774 75 9 -8.7 -2.3 | 39 2 -1.1 -1.4 66 29 24079 110 16 -15.0 5.5 | 131 10 -7.5 6.4 67 27 24384 125 18 -14.7 10.3 | 147 13 -7.2 11.3 68 26 24689 110 17 -16.0 5.8 | 129 11 -8.4 6.8 69 25 24994 115 20 -18.1 8.5 | 132 14 -10.6 9.4 70 24 25298 105 18 -17.4 4.7 | 120 11 -9.8 5.6 71 23 25603 125 23 -18.8 13.2 | 141 18 -11.3 14.1 72 21 25908 115 19 -17.2 8.0 | 133 13 -9.7 9.0 73 20 26213 65 27 -24.5 -11.4 | 58 20 -16.9 -10.5 74 20 26360 85 33 -32.9 -2.9 | 86 25 -25.3 -1.9 75 19 26518 90 38 -38.0 0.0 | 92 30 -30.4 0.9 76 18 26822 85 34 -33.9 -3.0 | 86 26 -26.3 -2.0 77 16 27127 80 39 -38.4 -6.8 | 79 31 -30.9 -5.8 78 15 27432 95 41 -40.8 3.6 | 98 34 -33.3 4.5 79 13 28042 80 48 -47.3 -8.3 | 79 40 -39.7 -7.4 80 12 28346 70 38 -35.7 -13.0 | 67 31 -28.2 -12.1 81 10 28956 75 31 -29.9 -8.0 | 72 23 -22.4 -7.1 82 9 29261 70 32 -30.1 -10.9 | 66 25 -22.5 -10.0 Wind Parameters Mean winds (0-6000m): 52.9 at 10.2 knts Storm direction: 82.9 at 7.6 knts Shear (0-3000m) pos: 1.7 neg: 1.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -93.0 deg Storm rel helicity (0-3000m) pos: 16.9 neg: -10.7 tot: 6.2 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: -0.00 Storm rel vorticity (0-3000m) horiz: 5.7 stream: -0.0 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 242.79 Bulk Shear: 2.88 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 44 14 14 10| 0.0 4.5 4.5| 7.0 -3.0 4.0 8.0 0.27| 8.3 2.3 1000 44 14 14 10| 0.0 2.5 2.5| 11.0 -7.9 3.0 3.0 0.13| 6.6 0.9 1500 46 14 16 9| 1.1 1.7 2.8| 15.1 -7.9 7.1 4.8 0.21| 5.6 1.2 2000 49 13 17 8| 1.9 1.3 3.2| 15.3 -8.8 6.5 3.3 0.12| 5.4 0.7 2500 53 12 19 7| 2.0 1.0 3.0| 16.9 -9.2 7.7 3.1 0.21| 5.2 1.1 3000 56 12 21 6| 1.7 1.0 2.7| 16.9 -10.7 6.2 2.1 -0.00| 5.7 -0.0 4000 54 10 6 5| 2.0 0.8 2.8| 19.3 -17.8 1.5 0.4 -0.04| 5.9 -0.3 5000 57 10 8 4| 1.6 0.6 2.2| 25.3 -39.0 -13.6 -2.7 -0.11| 5.5 -0.6 6000 53 10 6 5| 1.4 0.7 2.1| 73.6 -92.0 -18.3 -3.1 -0.08| 6.4 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250428.00.gif