UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:0000Z 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 29.0 24.1 75 4.9 25.4 70 9 301.1 304.6 298.1 357.1 19.00 1 1000 111 27.4 23.6 80 3.8 24.6 50 19 300.5 304.0 297.8 355.4 18.65 2 966 417 24.4 22.1 87 2.3 22.8 60 18 300.5 303.7 297.1 352.2 17.60 3 959 481 24.0 21.4 85 2.6 22.2 60 19 300.7 303.8 296.8 350.6 16.96 4 943 628 22.6 20.6 88 2.0 21.2 60 19 300.8 303.8 296.4 349.0 16.41 5 925 796 21.8 18.9 84 2.9 19.8 65 23 301.6 304.4 295.7 345.8 15.02 6 850 1527 18.0 12.0 68 6.0 14.1 80 19 305.0 306.9 293.4 336.2 10.42 7 801 2033 15.0 7.0 59 8.0 10.2 85 20 307.0 308.5 292.0 330.9 7.87 8 741 2688 10.8 9.3 90 1.5 9.9 79 13 309.4 311.2 294.3 339.8 9.98 9 716 2974 9.4 7.4 87 2.0 8.2 85 9 310.9 312.6 294.0 338.7 9.06 10 700 3162 8.8 5.6 80 3.2 6.9 90 6 312.2 313.8 293.7 337.6 8.18 11 670 3523 6.8 3.8 81 3.0 5.1 79 9 313.9 315.4 293.7 337.4 7.53 12 658 3672 6.0 3.7 85 2.3 4.6 74 10 314.6 316.1 293.9 338.5 7.61 13 629 4040 4.4 -1.6 65 6.0 1.3 345 11 316.9 317.9 292.9 334.2 5.42 14 585 4628 1.8 -2.3 74 4.1 -0.3 325 9 320.5 321.6 293.9 338.4 5.53 15 551 5109 -0.9 -12.9 40 12.0 -5.8 306 8 322.8 323.4 292.1 331.5 2.57 16 532 5389 -1.7 -29.7 10 28.0 -9.4 302 10 325.1 325.3 291.0 327.4 0.61 17 500 5880 -4.9 -24.9 19 20.0 -10.9 295 14 327.1 327.3 291.9 330.7 1.01 18 446 6770 -11.1 -12.0 93 0.9 -11.5 271 18 330.1 330.8 294.7 341.8 3.42 19 422 7193 -13.3 -37.3 11 24.0 -18.1 263 19 332.6 332.6 292.8 334.0 0.37 20 405 7506 -14.7 -40.7 9 26.0 -19.4 260 17 334.7 334.7 293.3 335.7 0.27 21 400 7600 -15.3 -39.3 11 24.0 -19.7 260 16 335.1 335.2 293.4 336.3 0.32 22 392 7752 -16.1 -37.1 15 21.0 -20.2 268 18 336.0 336.1 293.7 337.6 0.40 23 361 8366 -19.9 -43.9 10 24.0 -23.5 262 21 338.9 339.0 294.3 339.8 0.22 24 331 9002 -24.3 -53.3 5 29.0 -27.3 251 21 341.4 341.4 294.7 341.7 0.08 25 300 9710 -29.1 -45.1 20 16.0 -31.0 230 27 344.4 344.4 295.6 345.3 0.23 26 287 10026 -31.5 -41.5 37 10.0 -32.8 230 30 345.3 345.4 295.9 346.7 0.35 27 261 10693 -36.5 -56.5 11 20.0 -37.8 245 26 347.5 347.5 296.1 347.8 0.07 28 251 10963 -38.9 -51.9 24 13.0 -39.8 245 24 347.8 347.9 296.3 348.4 0.13 29 250 10990 -39.3 -52.3 24 13.0 -40.2 245 24 347.6 347.7 296.2 348.1 0.12 30 216 11969 -48.3 -59.3 27 11.0 -48.7 229 29 348.5 348.5 296.4 348.8 0.06 31 204 12342 -51.1 -65.1 17 14.0 -51.5 222 30 349.9 349.9 296.6 350.0 0.03 32 200 12470 -52.3 -62.3 29 10.0 -52.6 220 30 349.9 350.0 296.7 350.1 0.04 33 199 12503 -52.5 -61.5 33 9.0 -52.8 215 31 350.1 350.1 296.7 350.3 0.05 34 190 12801 -55.3 -67.3 21 12.0 -55.5 216 31 350.3 350.3 296.7 350.4 0.02 35 182 13074 -57.7 -65.7 35 8.0 -57.8 217 31 350.7 350.7 296.8 350.9 0.03 36 174 13357 -60.1 -69.1 30 9.0 -60.2 218 30 351.3 351.3 297.0 351.4 0.02 37 164 13725 -63.3 -70.3 38 7.0 -63.4 220 30 351.9 351.9 297.1 352.0 0.02 38 150 14270 -67.1 -76.1 27 9.0 -67.2 225 40 354.5 354.5 297.6 354.5 0.01 39 145 14473 -68.5 -77.5 26 9.0 -68.5 225 40 355.5 355.5 297.8 355.5 0.01 40 124 15391 -75.7 -80.4 47 4.7 -75.7 255 24 358.7 358.7 298.4 358.7 0.01 41 115 15824 -77.7 -83.7 37 6.0 -77.7 300 12 362.8 362.8 299.2 362.8 0.00 42 113 15924 -77.9 -83.9 37 6.0 -77.9 302 12 364.3 364.3 299.5 364.3 0.00 43 109 16129 -77.5 -85.5 26 8.0 -77.5 305 11 368.8 368.8 300.4 368.8 0.00 44 103 16452 -78.7 -86.7 26 8.0 -78.7 13 22 372.5 372.5 301.0 372.5 0.00 45 101 16563 -78.5 -87.5 22 9.0 -78.5 21 30 375.0 375.0 301.4 375.0 0.00 46 100 16620 -78.5 -87.5 22 9.0 -78.5 25 34 376.1 376.1 301.6 376.1 0.00 47 97 16794 -78.5 -87.5 22 9.0 -78.5 27 36 379.3 379.3 302.1 379.4 0.00 48 93 17034 -79.3 -88.3 21 9.0 -79.3 30 40 382.4 382.4 302.6 382.4 0.00 49 85 17549 -76.9 -92.9 6 16.0 -76.9 42 38 397.2 397.2 304.8 397.2 0.00 50 78 18045 -75.5 -91.5 6 16.0 -75.6 78 27 410.0 410.0 306.5 410.0 0.00 51 73 18429 -76.3 -92.3 6 16.0 -76.3 107 20 416.1 416.1 307.3 416.1 0.00 52 70 18670 -77.9 -93.9 6 16.0 -77.9 120 18 417.7 417.7 307.4 417.7 0.00 53 69 18752 -77.9 -93.9 6 16.0 -77.9 120 19 419.5 419.5 307.6 419.5 0.00 54 67 18920 -77.1 -93.1 6 16.0 -77.1 134 19 424.7 424.7 308.3 424.7 0.00 55 59 19661 -70.7 -89.7 4 19.0 -70.8 8 12 454.8 454.8 311.3 454.8 0.00 56 55 20076 -71.9 -90.9 4 19.0 -72.0 171 5 461.3 461.3 311.9 461.3 0.00 57 50 20640 -69.5 -90.5 3 21.0 -69.6 30 19 479.7 479.7 313.4 479.7 0.00 58 35 22816 -60.1 -88.1 1 28.0 -60.9 74 12 555.7 555.7 318.4 555.8 0.00 59 33 23183 -61.1 -90.1 1 29.0 -61.9 112 16 562.5 562.5 318.8 562.5 0.00 60 30 23780 -57.1 -87.1 1 30.0 -58.4 80 12 589.0 589.0 320.1 589.0 0.01 61 26 24693 -54.1 -85.1 1 31.0 -56.1 104 17 622.1 622.1 321.6 622.2 0.01 62 23 25478 -54.9 -85.9 1 31.0 -56.9 59 22 641.9 642.0 322.4 642.0 0.01 63 20 26380 -51.1 -83.1 1 32.0 -54.2 85 31 679.8 679.8 323.7 679.9 0.02 64 17 27444 -48.3 -80.3 1 32.0 -52.7 72 37 721.1 721.1 325.1 721.4 0.04 65 13 29233 -42.5 -76.5 1 34.0 -50.3 80 37 798.7 798.7 327.3 799.5 0.09 66 13 29233 -42.9 -76.9 1 34.0 -50.5 80 37 797.3 797.3 327.2 798.1 0.08 TRP 115 15824 -77.7 -83.7 37 6.0 -77.7 300 12 362.8 362.8 299.2 362.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5769.00 m Freezing level: 562.33 mb = 4948.53 m = 16235.13 ft Wetbulb zero: 594.23 mb = 4501.08 m = 14767.14 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 66.83 % Est. max temperature: 32.33 C = 90.19 F Sfc-Lift cond lev (LCL): 943.01 mb = 627.79 m = 2059.66 ft T: 22.60 C 700-500 lapse rate: 5.04 C/km ThetaE index: 26.16 C Layer 1000.0- 741.0 mb Conv cond level (CCL): 895.12 mb = 1079.90 m = 3542.92 ft Mean mixing ratio: 16.98 g/kg Conv temperature: 30.81 C = 87.45 F Cap Strength: 0.81 C Lifted Index: -2.28 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.23 C Lifted Index @700 mb: -2.06 C Showalter Index: 3.52 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 16.90 C K Index: 31.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 196.00 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 726.36 J/kg Max Up Vert Vel: 38.11 m/s Conv Inhibition (B-): 12.37 J/kg Cap Strength: 0.81 C Lift Cond Lev (LCL): 921.74 mb = 826.53 m = 2711.66 ft Lev Free Conv (LFC): 846.74 mb = 1559.76 m = 5117.25 ft Equ Level (EL): 176.74 mb = 13259.07 m = 43500.36 ft B at Equ Level: 721.83 J/kg Max Parcel Lev (MPL): 96.74 mb = 16809.30 m = 55147.95 ft Wind level data Storm motion: 81 at 10 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 70 9 -8.5 -3.1 | 311 2 1.7 -1.5 1 1000 111 50 19 -14.6 -12.2 | 22 12 -4.4 -10.7 2 978 305 60 18 -15.6 -9.0 | 36 9 -5.4 -7.4 3 945 610 60 19 -16.5 -9.5 | 38 10 -6.3 -7.9 4 925 796 65 23 -20.8 -9.7 | 52 13 -10.6 -8.2 5 912 914 65 20 -18.1 -8.5 | 49 11 -7.9 -6.9 6 881 1219 75 19 -18.4 -4.9 | 68 9 -8.2 -3.4 7 850 1527 80 19 -18.7 -3.3 | 78 9 -8.5 -1.7 8 820 1829 85 19 -18.9 -1.7 | 89 9 -8.7 -0.1 9 791 2134 85 20 -19.9 -1.7 | 89 10 -9.7 -0.2 10 763 2438 75 17 -16.4 -4.4 | 65 7 -6.2 -2.8 11 736 2743 80 12 -11.8 -2.1 | 72 2 -1.6 -0.5 12 700 3162 90 6 -6.0 0.0 | 250 4 4.2 1.6 13 658 3658 75 10 -9.7 -2.6 | 332 1 0.5 -1.0 14 634 3962 345 11 2.8 -10.6 | 305 16 13.0 -9.1 15 610 4267 345 13 3.4 -12.6 | 309 17 13.6 -11.0 16 566 4877 310 6 4.6 -3.9 | 279 15 14.8 -2.3 17 506 5791 295 14 12.7 -5.9 | 281 23 22.9 -4.4 18 500 5880 295 14 12.7 -5.9 | 281 23 22.9 -4.4 19 486 6096 285 15 14.5 -3.9 | 275 25 24.7 -2.3 20 415 7315 260 20 19.7 3.5 | 260 30 29.9 5.0 21 400 7600 260 16 15.8 2.8 | 261 26 26.0 4.3 22 399 7620 260 18 17.7 3.1 | 260 28 27.9 4.7 23 383 7925 280 19 18.7 -3.3 | 273 29 28.9 -1.7 24 352 8534 255 22 21.3 5.7 | 257 32 31.5 7.2 25 324 9144 250 20 18.8 6.8 | 254 30 29.0 8.4 26 300 9710 230 27 20.7 17.4 | 239 36 30.9 18.9 27 285 10058 230 30 23.0 19.3 | 238 39 33.2 20.8 28 262 10668 245 26 23.6 11.0 | 250 36 33.8 12.5 29 250 10990 245 24 21.8 10.1 | 250 34 32.0 11.7 30 229 11582 235 29 23.8 16.6 | 242 39 34.0 18.2 31 200 12470 220 30 19.3 23.0 | 230 38 29.5 24.5 32 199 12497 215 31 17.8 25.4 | 226 39 28.0 26.9 33 164 13716 220 30 19.3 23.0 | 230 38 29.5 24.5 34 156 14021 210 33 16.5 28.6 | 222 40 26.7 30.1 35 150 14270 225 40 28.3 28.3 | 232 49 38.5 29.8 36 141 14630 225 40 28.3 28.3 | 232 49 38.5 29.8 37 127 15240 240 28 24.2 14.0 | 246 38 34.4 15.6 38 115 15824 300 12 10.4 -6.0 | 282 21 20.6 -4.4 39 109 16154 305 11 9.0 -6.3 | 284 20 19.2 -4.8 40 103 16459 15 22 -5.7 -21.3 | 347 20 4.5 -19.7 41 100 16620 25 34 -14.4 -30.8 | 8 30 -4.2 -29.3 42 92 17069 30 40 -20.0 -34.6 | 16 35 -9.8 -33.1 43 83 17678 45 37 -26.2 -26.2 | 33 29 -16.0 -24.6 44 75 18288 100 21 -20.7 3.6 | 116 12 -10.5 5.2 45 71 18593 115 19 -17.2 8.0 | 144 12 -7.0 9.6 46 70 18670 120 18 -15.6 9.0 | 153 12 -5.4 10.6 47 67 18898 120 20 -17.3 10.0 | 148 14 -7.1 11.6 48 64 19202 270 7 7.0 -0.0 | 265 17 17.2 1.6 49 61 19507 355 11 1.0 -11.0 | 310 15 11.2 -9.4 50 58 19812 20 13 -4.4 -12.2 | 332 12 5.8 -10.7 51 55 20117 190 4 0.7 3.9 | 243 12 10.9 5.5 52 50 20640 30 19 -9.5 -16.5 | 357 15 0.7 -14.9 53 49 20726 20 14 -4.8 -13.2 | 335 13 5.4 -11.6 54 47 21031 45 19 -13.4 -13.4 | 15 12 -3.2 -11.9 55 45 21336 85 10 -10.0 -0.9 | 199 1 0.2 0.7 56 42 21641 275 6 6.0 -0.5 | 266 16 16.2 1.0 57 40 21946 65 1 -0.9 -0.4 | 263 9 9.3 1.1 58 38 22250 85 10 -10.0 -0.9 | 199 1 0.2 0.7 59 37 22555 40 8 -5.1 -6.1 | 312 7 5.1 -4.6 60 33 23165 115 16 -14.5 6.8 | 153 9 -4.3 8.3 61 32 23470 85 18 -17.9 -1.6 | 90 8 -7.7 -0.0 62 30 23774 110 8 -7.5 2.7 | 212 5 2.7 4.3 63 30 23780 80 12 -11.8 -2.1 | 72 2 -1.6 -0.5 64 27 24384 70 19 -17.9 -6.5 | 57 9 -7.7 -4.9 65 26 24689 105 17 -16.4 4.4 | 134 9 -6.2 6.0 66 25 24994 75 14 -13.5 -3.6 | 58 4 -3.3 -2.1 67 24 25298 50 17 -13.0 -10.9 | 17 10 -2.8 -9.4 68 22 25908 80 33 -32.5 -5.7 | 79 23 -22.3 -4.2 69 21 26213 70 33 -31.0 -11.3 | 65 23 -20.8 -9.7 70 20 26380 85 31 -30.9 -2.7 | 87 21 -20.7 -1.2 71 18 26822 80 31 -30.5 -5.4 | 79 21 -20.3 -3.8 72 16 27127 65 42 -38.1 -17.7 | 60 32 -27.9 -16.2 73 15 27432 75 39 -37.7 -10.1 | 73 29 -27.5 -8.5 74 13 28042 80 37 -36.4 -6.4 | 79 27 -26.2 -4.9 75 12 28346 80 52 -51.2 -9.0 | 80 42 -41.0 -7.5 76 11 28651 80 47 -46.3 -8.2 | 80 37 -36.1 -6.6 77 9 29261 90 56 -56.0 0.0 | 92 46 -45.8 1.6 78 9 29566 90 58 -58.0 0.0 | 92 48 -47.8 1.6 Wind Parameters Mean winds (0-6000m): 51.4 at 13.8 knts Storm direction: 81.4 at 10.3 knts Shear (0-3000m) pos: 2.0 neg: 1.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -68.6 deg Storm rel helicity (0-3000m) pos: 38.1 neg: -8.9 tot: 29.2 m^2/s^2 ave: 9.7 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.3 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 335.08 Bulk Shear: 2.17 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 57 17 30 9| 0.0 10.2 10.2| 13.0 0.0 13.0 25.9 0.71| 15.3 10.9 1000 61 19 39 10| 1.5 5.1 6.6| 24.4 -1.9 22.4 22.4 0.60| 11.9 7.1 1500 65 19 48 10| 2.2 3.4 5.6| 33.4 -1.9 31.5 21.0 0.64| 9.3 6.0 2000 70 19 57 9| 2.1 2.5 4.7| 37.5 -2.0 35.5 17.7 0.65| 7.6 5.0 2500 72 19 62 9| 1.7 1.9 3.6| 37.5 -8.9 28.6 11.4 0.46| 7.2 3.3 3000 73 18 62 8| 2.0 1.6 3.6| 38.1 -8.9 29.2 9.7 0.44| 7.5 3.3 4000 72 15 54 6| 1.5 2.6 4.1| 39.8 -26.1 13.7 3.4 0.25| 8.5 2.1 5000 62 14 25 6| 1.2 1.6 2.8| 44.4 -62.8 -18.3 -3.7 0.12| 7.9 0.9 6000 51 14 4 7| 1.0 1.9 2.9| 46.6 -72.5 -25.9 -4.3 0.09| 7.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250429.00.gif