UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 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 1012 2 25.6 23.5 88 2.1 24.1 60 14 297.7 301.1 296.8 350.9 18.30 1 1000 112 23.0 22.4 96 0.6 22.6 40 25 296.1 299.3 295.7 346.0 17.30 2 977 315 22.2 22.1 99 0.1 22.2 50 26 297.3 300.5 296.1 347.7 17.39 3 968 396 22.0 21.9 99 0.1 21.9 47 22 297.9 301.1 296.3 348.3 17.34 4 960 468 21.4 21.4 100 0.0 21.4 45 19 298.0 301.1 296.0 347.2 16.95 5 944 614 21.0 20.4 96 0.6 20.6 40 13 299.0 302.0 295.8 346.2 16.19 6 938 670 21.0 20.9 99 0.1 20.9 45 12 299.6 302.7 296.4 348.7 16.82 7 927 772 20.6 20.4 99 0.2 20.5 53 11 300.2 303.2 296.3 348.5 16.49 8 925 791 20.8 20.8 100 0.0 20.8 55 11 300.6 303.7 296.7 350.3 16.95 9 895 1077 19.0 16.4 85 2.6 17.2 65 14 301.6 304.0 294.4 340.5 13.22 10 890 1125 18.8 18.8 100 0.0 18.8 67 14 301.8 304.7 296.1 347.6 15.53 11 850 1520 16.6 16.5 99 0.1 16.5 75 13 303.5 306.1 295.6 345.2 14.03 12 839 1631 16.2 14.9 92 1.3 15.3 66 12 304.2 306.6 294.9 342.4 12.80 13 814 1889 15.0 15.0 100 0.0 15.0 28 9 305.6 308.1 295.6 345.4 13.29 14 732 2785 11.0 11.0 100 0.0 11.0 40 15 310.7 312.8 295.6 345.4 11.34 15 700 3158 9.2 9.2 100 0.0 9.2 35 14 312.7 314.7 295.6 345.1 10.50 16 598 4444 0.6 -2.7 79 3.3 -1.1 296 5 317.1 318.1 292.7 333.9 5.25 17 570 4828 -1.3 -1.8 96 0.5 -1.6 236 6 319.3 320.4 293.9 338.2 5.89 18 515 5629 -6.9 -33.9 10 27.0 -13.0 244 12 321.9 322.0 289.8 323.4 0.42 19 501 5844 -7.5 -28.5 17 21.0 -12.9 226 13 323.7 323.9 290.6 326.3 0.73 20 500 5860 -7.5 -26.5 20 19.0 -12.7 225 13 323.9 324.1 290.9 327.0 0.88 21 487 6065 -7.3 -19.3 38 12.0 -11.3 216 15 326.6 326.9 292.4 332.5 1.70 22 472 6309 -8.7 -16.7 52 8.0 -11.6 224 15 327.8 328.2 293.2 335.4 2.19 23 464 6442 -9.1 -29.1 18 20.0 -14.3 229 14 328.9 329.0 292.2 331.6 0.74 24 424 7136 -12.1 -41.1 7 29.0 -17.5 257 13 333.7 333.7 293.0 334.6 0.25 25 400 7580 -14.9 -38.9 11 24.0 -19.4 255 12 335.6 335.7 293.6 336.9 0.33 26 393 7713 -16.1 -38.1 13 22.0 -20.3 250 13 335.8 335.8 293.6 337.2 0.36 27 339 8808 -23.1 -52.1 5 29.0 -26.3 263 13 340.7 340.7 294.6 341.1 0.09 28 328 9048 -25.1 -52.1 6 27.0 -27.9 275 11 341.2 341.2 294.7 341.6 0.09 29 316 9318 -26.5 -51.5 8 25.0 -29.1 277 10 342.9 342.9 295.1 343.3 0.11 30 307 9525 -28.1 -55.1 6 27.0 -30.5 273 10 343.5 343.5 295.2 343.8 0.07 31 300 9690 -29.3 -54.3 7 25.0 -31.5 270 10 344.1 344.1 295.4 344.4 0.08 32 275 10303 -34.7 -56.7 9 22.0 -36.2 246 12 344.9 345.0 295.6 345.2 0.06 33 273 10354 -35.1 -58.1 8 23.0 -36.5 244 12 345.1 345.1 295.6 345.3 0.05 34 250 10960 -39.9 -50.9 30 11.0 -40.6 220 15 346.7 346.8 296.0 347.3 0.14 35 200 12440 -53.1 -56.9 63 3.8 -53.2 255 26 348.7 348.7 296.4 349.0 0.09 36 183 13006 -58.3 -59.7 84 1.4 -58.3 246 25 349.2 349.2 296.5 349.5 0.07 37 161 13801 -64.7 -71.7 38 7.0 -64.8 235 25 351.4 351.4 297.0 351.5 0.01 38 153 14111 -67.1 -71.8 51 4.7 -67.1 232 26 352.5 352.5 297.2 352.6 0.02 39 150 14230 -67.9 -75.9 31 8.0 -67.9 230 26 353.1 353.1 297.3 353.2 0.01 40 144 14474 -68.9 -77.9 26 9.0 -68.9 229 25 355.5 355.5 297.8 355.6 0.01 41 140 14643 -68.5 -80.5 16 12.0 -68.5 222 24 359.1 359.1 298.5 359.1 0.00 42 139 14686 -68.7 -80.7 16 12.0 -68.8 221 24 359.5 359.5 298.6 359.5 0.00 43 110 16050 -78.9 -84.9 37 6.0 -78.9 262 12 365.2 365.2 299.7 365.2 0.00 44 106 16260 -79.7 -85.7 36 6.0 -79.7 287 13 367.6 367.6 300.1 367.6 0.00 45 105 16314 -79.7 -85.7 36 6.0 -79.7 300 14 368.6 368.6 300.3 368.6 0.00 46 101 16534 -79.9 -85.9 36 6.0 -79.9 352 20 372.3 372.3 300.9 372.3 0.00 47 100 16590 -79.9 -85.9 36 6.0 -79.9 5 21 373.4 373.4 301.1 373.4 0.00 48 90 17180 -82.5 -88.5 35 6.0 -82.5 22 28 379.6 379.6 302.2 379.6 0.00 49 87 17368 -82.9 -88.9 35 6.0 -82.9 35 31 382.5 382.5 302.6 382.5 0.00 50 86 17433 -82.9 -88.9 35 6.0 -82.9 35 31 383.8 383.8 302.8 383.8 0.00 51 83 17630 -82.5 -87.5 42 5.0 -82.5 35 31 388.5 388.5 303.6 388.5 0.00 52 70 18600 -73.7 -84.7 17 11.0 -73.7 70 15 426.7 426.7 308.5 426.7 0.00 53 69 18684 -73.7 -84.7 17 11.0 -73.7 71 15 428.5 428.5 308.7 428.5 0.00 54 65 19030 -75.9 -93.9 4 18.0 -76.0 73 13 431.0 431.0 309.0 431.0 0.00 55 61 19398 -73.5 -94.5 3 21.0 -73.6 36 10 444.3 444.3 310.3 444.3 0.00 56 50 20580 -66.3 -92.3 1 26.0 -66.5 10 12 487.2 487.2 314.0 487.3 0.00 57 47 20956 -65.3 -92.3 1 27.0 -65.6 1 13 498.3 498.3 314.8 498.4 0.00 58 39 22103 -61.5 -90.5 1 29.0 -62.1 88 5 535.3 535.3 317.2 535.3 0.00 59 39 22103 -61.5 -89.5 1 28.0 -62.1 88 5 535.3 535.3 317.2 535.3 0.00 60 37 22429 -61.7 -89.7 1 28.0 -62.3 76 10 542.9 542.9 317.7 542.9 0.00 61 37 22429 -61.9 -89.9 1 28.0 -62.5 76 10 542.4 542.4 317.6 542.4 0.00 62 35 22773 -61.7 -90.7 1 29.0 -62.4 61 15 551.6 551.6 318.2 551.6 0.00 63 35 22773 -61.5 -89.5 1 28.0 -62.1 61 15 552.1 552.1 318.2 552.1 0.00 64 33 23139 -60.3 -89.3 1 29.0 -61.1 55 16 564.6 564.7 318.9 564.7 0.00 65 32 23332 -58.3 -87.3 1 29.0 -59.3 67 18 575.0 575.0 319.4 575.0 0.01 66 30 23740 -56.5 -86.5 1 30.0 -57.9 70 17 590.6 590.6 320.2 590.7 0.01 67 26 24654 -53.9 -83.9 1 30.0 -55.9 79 23 622.7 622.7 321.6 622.8 0.01 68 26 24654 -54.3 -80.3 3 26.0 -56.2 79 23 621.5 621.5 321.6 621.7 0.02 69 24 25167 -55.1 -85.1 1 30.0 -57.0 121 23 633.6 633.6 322.0 633.7 0.01 70 23 25438 -55.9 -85.9 1 30.0 -57.7 115 18 639.0 639.0 322.3 639.1 0.01 71 21 26023 -51.5 -80.5 2 29.0 -54.4 82 23 669.1 669.1 323.4 669.4 0.03 72 20 26340 -51.5 -82.5 1 31.0 -54.5 90 50 678.5 678.5 323.7 678.7 0.02 73 20 26340 -51.3 -82.3 1 31.0 -54.4 90 50 679.1 679.2 323.7 679.3 0.02 74 17 27395 -51.9 -81.9 2 30.0 -55.2 90 50 709.5 709.5 324.7 709.8 0.03 TRP 87 17368 -82.9 -88.9 35 6.0 -82.9 35 31 382.5 382.5 302.6 382.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5748.00 m Freezing level: 589.16 mb = 4565.13 m = 14977.28 ft Wetbulb zero: 608.82 mb = 4297.50 m = 14099.23 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 85.38 % Est. max temperature: 30.91 C = 87.63 F Sfc-Lift cond lev (LCL): 981.97 mb = 270.98 m = 889.04 ft T: 22.37 C 700-500 lapse rate: 6.18 C/km ThetaE index: 9.81 C Layer 895.0- 890.0 mb Conv cond level (CCL): 960.50 mb = 463.79 m = 1521.61 ft Mean mixing ratio: 16.95 g/kg Conv temperature: 25.87 C = 78.56 F Cap Strength: 0.57 C Lifted Index: -3.71 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.33 C Lifted Index @700 mb: -0.78 C Showalter Index: -2.77 C Risk: Severe thunderstorms possible Total Totals Index: 48.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 24.00 C K Index: 40.60 Risk: > 80 % chance of thunderstorms Sweat Index: 237.00 Risk: None Energy Index: -3.55 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 482.51 J/kg Max Up Vert Vel: 31.06 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.49 C Lift Cond Lev (LCL): 955.80 mb = 506.44 m = 1661.53 ft Lev Free Conv (LFC): 950.80 mb = 552.04 m = 1811.14 ft Equ Level (EL): 940.80 mb = 643.95 m = 2112.66 ft B at Equ Level: 18.93 J/kg Max Parcel Lev (MPL): 130.80 mb = 15040.31 m = 49344.25 ft Wind level data Storm motion: 65 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 1012 2 60 14 -12.1 -7.0 | 51 5 -4.1 -3.3 1 1000 112 40 25 -16.1 -19.2 | 28 17 -8.1 -15.5 2 978 305 50 26 -19.9 -16.7 | 42 18 -11.9 -13.0 3 944 610 40 13 -8.4 -10.0 | 3 6 -0.3 -6.3 4 925 791 55 11 -9.0 -6.3 | 21 3 -1.0 -2.6 5 912 914 60 12 -10.4 -6.0 | 46 3 -2.4 -2.3 6 880 1219 70 15 -14.1 -5.1 | 77 6 -6.1 -1.4 7 850 1520 75 13 -12.6 -3.4 | 94 5 -4.5 0.3 8 850 1524 85 13 -13.0 -1.1 | 117 6 -4.9 2.6 9 819 1829 30 9 -4.5 -7.8 | 319 5 3.5 -4.1 10 790 2134 20 10 -3.4 -9.4 | 321 7 4.6 -5.7 11 762 2438 40 13 -8.4 -10.0 | 3 6 -0.3 -6.3 12 735 2743 40 15 -9.6 -11.5 | 12 8 -1.6 -7.8 13 700 3158 35 14 -8.0 -11.5 | 0 8 -0.0 -7.8 14 658 3658 30 12 -6.0 -10.4 | 343 7 2.0 -6.7 15 633 3962 355 7 0.6 -7.0 | 291 9 8.6 -3.3 16 610 4267 320 4 2.6 -3.1 | 267 11 10.6 0.6 17 565 4877 225 6 4.2 4.2 | 237 15 12.3 7.9 18 524 5486 255 12 11.6 3.1 | 251 21 19.6 6.8 19 500 5860 225 13 9.2 9.2 | 233 21 17.2 12.9 20 485 6096 215 15 8.6 12.3 | 226 23 16.6 16.0 21 414 7315 265 13 13.0 1.1 | 257 22 21.0 4.8 22 400 7580 255 12 11.6 3.1 | 251 21 19.6 6.8 23 398 7620 250 13 12.2 4.4 | 248 22 20.2 8.1 24 351 8534 250 15 14.1 5.1 | 248 24 22.1 8.8 25 323 9144 280 10 9.8 -1.7 | 264 18 17.9 2.0 26 300 9690 270 10 10.0 -0.0 | 258 18 18.0 3.7 27 297 9754 270 9 9.0 -0.0 | 258 17 17.0 3.7 28 261 10668 230 14 10.7 9.0 | 236 23 18.7 12.7 29 250 10960 220 15 9.6 11.5 | 229 23 17.7 15.2 30 238 11278 230 16 12.3 10.3 | 235 25 20.3 14.0 31 208 12192 265 22 21.9 1.9 | 259 30 29.9 5.6 32 200 12440 255 26 25.1 6.7 | 253 35 33.1 10.4 33 171 13411 240 25 21.7 12.5 | 241 34 29.7 16.2 34 150 14230 230 26 19.9 16.7 | 234 35 27.9 20.4 35 148 14326 235 26 21.3 14.9 | 238 35 29.3 18.6 36 133 14935 210 23 11.5 19.9 | 220 31 19.5 23.6 37 126 15240 240 15 13.0 7.5 | 242 24 21.0 11.2 38 108 16154 265 11 11.0 1.0 | 256 20 19.0 4.7 39 100 16590 5 21 -1.8 -20.9 | 340 18 6.2 -17.2 40 97 16764 355 21 1.8 -20.9 | 330 20 9.8 -17.2 41 87 17368 35 31 -17.8 -25.4 | 24 24 -9.8 -21.7 42 82 17678 35 31 -17.8 -25.4 | 24 24 -9.8 -21.7 43 78 17983 20 30 -10.3 -28.2 | 5 25 -2.2 -24.5 44 74 18288 35 42 -24.1 -34.4 | 28 35 -16.1 -30.7 45 70 18593 25 28 -11.8 -25.4 | 10 22 -3.8 -21.7 46 70 18600 70 15 -14.1 -5.1 | 77 6 -6.1 -1.4 47 67 18898 75 14 -13.5 -3.6 | 91 6 -5.5 0.1 48 63 19202 70 11 -10.3 -3.8 | 88 2 -2.3 -0.1 49 60 19507 20 9 -3.1 -8.5 | 314 7 4.9 -4.8 50 57 19812 255 5 4.8 1.3 | 249 14 12.8 5.0 51 54 20117 140 7 -4.5 5.4 | 201 10 3.5 9.1 52 51 20422 155 3 -1.3 2.7 | 226 9 6.7 6.4 53 50 20580 10 12 -2.1 -11.8 | 324 10 5.9 -8.1 54 49 20726 5 13 -1.1 -13.0 | 323 12 6.9 -9.3 55 46 21031 360 13 -0.0 -13.0 | 319 12 8.0 -9.3 56 44 21336 85 9 -9.0 -0.8 | 162 3 -1.0 2.9 57 40 21946 80 7 -6.9 -1.2 | 204 3 1.1 2.5 58 38 22250 95 4 -4.0 0.3 | 225 6 4.0 4.0 59 36 22555 65 14 -12.7 -5.9 | 65 5 -4.7 -2.2 60 33 23165 55 16 -13.1 -9.2 | 43 7 -5.1 -5.5 61 31 23470 75 19 -18.4 -4.9 | 83 10 -10.3 -1.2 62 30 23740 70 17 -16.0 -5.8 | 75 8 -8.0 -2.1 63 30 23774 70 14 -13.2 -4.8 | 78 5 -5.1 -1.1 64 28 24079 65 16 -14.5 -6.8 | 65 7 -6.5 -3.1 65 27 24384 75 18 -17.4 -4.7 | 84 9 -9.4 -1.0 66 26 24689 80 24 -23.6 -4.2 | 88 16 -15.6 -0.5 67 25 24994 115 28 -25.4 11.8 | 132 23 -17.4 15.5 68 24 25298 125 20 -16.4 11.5 | 151 17 -8.4 15.2 69 22 25603 105 16 -15.5 4.1 | 136 11 -7.4 7.8 70 21 25908 80 20 -19.7 -3.5 | 91 12 -11.7 0.2 71 20 26213 85 27 -26.9 -2.4 | 94 19 -18.9 1.3 72 20 26340 90 50 -50.0 0.0 | 95 42 -42.0 3.7 73 19 26518 90 52 -52.0 0.0 | 95 44 -44.0 3.7 74 16 27127 90 49 -49.0 0.0 | 95 41 -41.0 3.7 75 15 27432 85 41 -40.8 -3.6 | 90 33 -32.8 0.1 Wind Parameters Mean winds (0-6000m): 35.2 at 11.8 knts Storm direction: 65.2 at 8.8 knts Shear (0-3000m) pos: 1.6 neg: 2.6 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): -46.7 deg Storm rel helicity (0-3000m) pos: 35.7 neg: -36.6 tot: -0.9 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 10.2 stream: -0.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 27.86 Bulk Shear: 17.32 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 46 23 35 15| 0.0 5.9 5.9| 17.7 -23.2 -5.5 -10.9 -0.18| 25.5 -4.5 1000 48 18 32 10| 3.6 3.0 6.5| 20.8 -28.8 -7.9 -7.9 -0.11| 18.3 -2.0 1500 54 16 42 8| 3.2 2.0 5.2| 25.2 -28.8 -3.5 -2.4 -0.02| 13.8 -0.2 2000 54 15 39 6| 2.4 3.6 6.0| 25.3 -34.8 -9.5 -4.7 -0.17| 13.1 -2.2 2500 50 14 28 6| 1.9 2.9 4.8| 34.4 -34.8 -0.4 -0.2 -0.06| 11.7 -0.7 3000 48 14 24 6| 1.6 2.6 4.2| 35.7 -36.6 -0.9 -0.3 -0.06| 10.2 -0.6 4000 44 14 13 6| 1.2 2.5 3.7| 35.7 -59.1 -23.4 -5.8 -0.20| 9.1 -1.8 5000 41 12 357 5| 1.0 2.4 3.4| 37.4 -93.6 -56.3 -11.3 -0.29| 8.6 -2.5 6000 35 12 348 6| 0.6 2.0 2.6| 55.2-138.4 -83.2 -13.9 -0.29| 8.4 -2.5 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250428.12.gif