UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 19 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 1013 2 27.6 23.6 79 4.0 24.7 80 15 299.6 303.0 297.4 353.5 18.40 1 1006 64 27.2 22.5 76 4.7 23.8 75 18 299.8 303.0 296.7 350.5 17.30 2 1000 118 26.8 22.3 76 4.5 23.5 70 21 300.0 303.1 296.7 350.3 17.19 3 950 569 22.6 20.3 87 2.3 21.0 70 20 300.1 303.0 296.0 346.9 15.98 4 925 802 21.6 17.6 78 4.0 18.8 80 24 301.4 303.9 294.8 342.1 13.82 5 859 1441 18.0 12.0 68 6.0 14.1 75 22 304.1 306.0 293.0 334.9 10.31 6 850 1531 17.2 13.0 76 4.2 14.4 75 21 304.2 306.2 293.7 337.4 11.14 7 844 1591 16.8 12.8 77 4.0 14.2 75 21 304.4 306.4 293.7 337.4 11.07 8 814 1900 15.8 6.8 55 9.0 10.4 76 18 306.5 307.9 291.6 329.6 7.63 9 777 2293 13.4 6.4 63 7.0 9.2 88 14 308.0 309.5 292.2 331.7 7.78 10 722 2908 10.2 -3.8 37 14.0 3.3 79 10 311.0 311.8 289.9 323.6 4.00 11 715 2989 10.4 -6.6 30 17.0 2.4 71 8 312.1 312.7 289.5 322.5 3.26 12 714 3001 10.2 -6.8 30 17.0 2.2 70 8 312.0 312.6 289.5 322.3 3.21 13 700 3166 10.0 -6.0 32 16.0 2.4 55 5 313.6 314.2 290.2 324.7 3.49 14 649 3791 6.8 -5.2 42 12.0 0.9 33 3 316.8 317.6 291.6 329.7 4.00 15 637 3944 6.4 -10.6 28 17.0 -1.0 6 1 318.0 318.6 290.8 326.8 2.67 16 626 4087 5.2 -0.8 65 6.0 2.0 337 0 318.3 319.4 293.5 336.7 5.77 17 625 4100 5.0 0.2 71 4.8 2.4 334 0 318.2 319.4 293.9 338.0 6.22 18 518 5610 -3.1 -25.1 16 22.0 -9.8 263 8 325.9 326.1 291.5 329.4 0.96 19 509 5749 -2.9 -35.9 6 33.0 -10.8 234 10 327.8 327.9 291.5 329.1 0.35 20 500 5890 -3.5 -33.5 8 30.0 -11.0 100 3 328.8 328.9 291.8 330.5 0.45 21 421 7222 -11.3 -41.3 6 30.0 -17.0 292 7 335.4 335.4 293.4 336.3 0.24 22 400 7610 -14.3 -42.3 7 28.0 -19.2 20 8 336.4 336.4 293.6 337.3 0.23 23 391 7782 -15.5 -42.5 8 27.0 -20.1 5 12 337.0 337.1 293.8 337.9 0.23 24 370 8196 -19.1 -48.1 6 29.0 -23.0 355 9 337.6 337.6 293.9 338.1 0.13 25 336 8906 -24.9 -41.9 19 17.0 -27.3 300 5 339.1 339.2 294.4 340.3 0.29 26 323 9192 -27.1 -45.1 16 18.0 -29.3 316 7 339.9 340.0 294.5 340.8 0.21 27 313 9418 -29.1 -46.1 18 17.0 -31.0 326 11 340.2 340.3 294.6 341.0 0.20 28 300 9720 -30.7 -50.7 12 20.0 -32.6 340 17 342.1 342.1 295.0 342.6 0.12 29 297 9791 -31.1 -53.1 10 22.0 -33.0 338 17 342.5 342.5 295.0 342.9 0.09 30 282 10157 -33.9 -48.9 21 15.0 -35.3 323 22 343.6 343.7 295.3 344.3 0.16 31 250 10990 -40.3 -49.3 38 9.0 -40.9 270 26 346.2 346.2 295.9 346.9 0.17 32 234 11436 -44.5 -51.5 46 7.0 -44.9 253 23 346.4 346.4 296.0 347.0 0.14 33 224 11728 -45.9 -62.9 13 17.0 -46.5 242 20 348.6 348.6 296.4 348.8 0.04 34 200 12470 -52.7 -62.7 29 10.0 -52.9 215 31 349.3 349.3 296.5 349.5 0.04 35 150 14270 -67.5 -72.3 50 4.8 -67.5 265 25 353.8 353.8 297.5 353.9 0.01 36 110 16082 -77.7 -84.7 31 7.0 -77.7 215 14 367.4 367.4 300.1 367.5 0.00 37 100 16620 -81.3 -87.3 35 6.0 -81.3 75 6 370.6 370.6 300.7 370.7 0.00 38 89 17269 -84.9 -89.9 40 5.0 -84.9 65 21 376.0 376.0 301.6 376.0 0.00 39 86 17458 -84.5 -89.4 41 4.9 -84.5 70 23 380.5 380.5 302.3 380.5 0.00 40 81 17790 -83.5 -88.5 41 5.0 -83.5 67 22 389.2 389.2 303.6 389.2 0.00 41 74 18300 -77.5 -84.5 32 7.0 -77.5 51 25 412.0 412.0 306.7 412.0 0.00 42 71 18538 -76.1 -85.1 23 9.0 -76.2 185 8 419.9 419.9 307.7 419.9 0.00 43 70 18620 -76.1 -84.1 27 8.0 -76.2 255 2 421.6 421.6 307.9 421.6 0.00 44 50 20600 -67.1 -91.1 2 24.0 -67.3 90 9 485.4 485.4 313.9 485.4 0.00 45 47 20976 -64.9 -90.9 2 26.0 -65.3 100 12 499.3 499.3 314.9 499.3 0.00 46 43 21519 -64.7 -91.7 1 27.0 -65.1 140 16 512.7 512.7 315.8 512.7 0.00 47 41 21809 -64.9 -91.9 1 27.0 -65.3 168 15 519.2 519.2 316.2 519.2 0.00 48 30 23750 -57.3 -87.3 1 30.0 -58.5 55 17 588.4 588.4 320.0 588.5 0.01 49 27 24418 -56.3 -86.3 1 30.0 -57.8 94 8 609.2 609.2 321.0 609.3 0.01 50 25 24906 -56.7 -86.7 1 30.0 -58.2 83 20 621.7 621.7 321.6 621.7 0.01 51 24 25165 -56.3 -86.3 1 30.0 -58.0 94 22 630.1 630.1 321.9 630.2 0.01 52 22 25716 -57.9 -87.9 1 30.0 -59.4 95 20 641.2 641.2 322.3 641.3 0.01 53 20 26320 -55.9 -85.9 1 30.0 -57.9 75 27 665.1 665.1 323.3 665.2 0.01 54 15 28174 -50.4 -82.0 1 31.6 -54.5 90 63 740.3 740.3 325.7 740.6 0.03 55 14 28625 -49.1 -81.1 1 32.0 -53.8 759.5 759.6 326.2 759.9 0.04 56 14 28625 -49.9 -81.9 1 32.0 -54.4 756.8 756.8 326.1 757.1 0.03 TRP 89 17269 -84.9 -89.9 40 5.0 -84.9 65 21 376.0 376.0 301.6 376.0 0.00 WND 15 28174 -50.4 -82.0 1 31.6 -54.5 90 63 740.3 740.3 325.7 740.6 0.03 Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 558.95 mb = 5031.94 m = 16508.78 ft Wetbulb zero: 643.42 mb = 3861.85 m = 12669.97 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 52.05 % Est. max temperature: 31.89 C = 89.40 F Sfc-Lift cond lev (LCL): 956.18 mb = 512.36 m = 1680.96 ft T: 23.13 C 700-500 lapse rate: 4.96 C/km ThetaE index: 18.63 C Layer 1006.0- 850.0 mb Conv cond level (CCL): 875.24 mb = 1279.16 m = 4196.66 ft Mean mixing ratio: 15.89 g/kg Conv temperature: 31.38 C = 88.48 F Cap Strength: 1.39 C Lifted Index: 0.52 C Risk: Showers probable Lifted Index @300 mb: -0.66 C Lifted Index @700 mb: 0.25 C Showalter Index: 4.39 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 16.50 C K Index: 17.70 Risk: < 20 % chance of thunderstorms Sweat Index: 201.00 Risk: None Energy Index: -1.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 129.93 J/kg Max Up Vert Vel: 16.12 m/s Conv Inhibition (B-): 30.01 J/kg Cap Strength: 1.39 C Lift Cond Lev (LCL): 914.22 mb = 903.12 m = 2962.97 ft Lev Free Conv (LFC): 789.22 mb = 2161.12 m = 7090.21 ft Equ Level (EL): 699.22 mb = 3175.16 m = 10417.08 ft B at Equ Level: 20.45 J/kg Max Parcel Lev (MPL): 199.22 mb = 12494.32 m = 40991.37 ft Wind level data Storm motion: 106 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 1013 2 80 15 -14.8 -2.6 | 55 8 -6.9 -4.8 1 1000 118 70 21 -19.7 -7.2 | 52 15 -11.9 -9.4 2 979 305 70 18 -16.9 -6.2 | 47 12 -9.1 -8.4 3 946 610 70 20 -18.8 -6.8 | 50 14 -10.9 -9.0 4 925 802 80 24 -23.6 -4.2 | 68 17 -15.8 -6.4 5 913 914 80 24 -23.6 -4.2 | 68 17 -15.8 -6.4 6 881 1219 75 23 -22.2 -6.0 | 60 17 -14.4 -8.2 7 850 1531 75 21 -20.3 -5.4 | 58 15 -12.4 -7.6 8 820 1829 75 19 -18.4 -4.9 | 56 13 -10.5 -7.1 9 791 2134 80 15 -14.8 -2.6 | 55 8 -6.9 -4.8 10 763 2438 95 13 -13.0 1.1 | 78 5 -5.1 -1.1 11 736 2743 95 14 -13.9 1.2 | 81 6 -6.1 -1.0 12 710 3048 65 7 -6.3 -3.0 | 344 5 1.5 -5.2 13 700 3166 55 5 -4.1 -2.9 | 323 6 3.8 -5.1 14 684 3353 90 3 -3.0 0.0 | 294 5 4.9 -2.2 15 659 3658 55 5 -4.1 -2.9 | 323 6 3.8 -5.1 16 634 3962 0 0 -0.0 -0.0 | 286 8 7.9 -2.2 17 611 4267 295 1 0.9 -0.4 | 287 9 8.8 -2.6 18 588 4572 350 3 0.5 -3.0 | 302 10 8.4 -5.2 19 567 4877 275 3 3.0 -0.3 | 283 11 10.8 -2.5 20 546 5182 350 4 0.7 -3.9 | 306 11 8.5 -6.1 21 506 5791 225 10 7.1 7.1 | 252 16 14.9 4.9 22 500 5890 100 3 -3.0 0.5 | 289 5 4.9 -1.7 23 487 6096 10 3 -0.5 -3.0 | 305 9 7.3 -5.2 24 468 6401 335 13 5.5 -11.8 | 316 19 13.3 -14.0 25 432 7010 275 8 8.0 -0.7 | 280 16 15.8 -2.9 26 416 7315 300 6 5.2 -3.0 | 292 14 13.1 -5.2 27 400 7610 20 8 -2.7 -7.5 | 332 11 5.1 -9.7 28 399 7620 15 8 -2.1 -7.7 | 330 11 5.8 -9.9 29 383 7925 355 15 1.3 -14.9 | 332 19 9.2 -17.1 30 368 8230 355 8 0.7 -8.0 | 320 13 8.6 -10.2 31 353 8534 280 4 3.9 -0.7 | 284 12 11.8 -2.9 32 325 9144 315 6 4.2 -4.2 | 298 14 12.1 -6.4 33 300 9720 340 17 5.8 -16.0 | 323 23 13.7 -18.2 34 299 9754 340 16 5.5 -15.0 | 322 22 13.3 -17.2 35 262 10668 300 30 26.0 -15.0 | 297 38 33.8 -17.2 36 250 10990 270 26 26.0 -0.0 | 274 34 33.9 -2.2 37 218 11887 235 19 15.6 10.9 | 250 25 23.4 8.7 38 200 12470 215 31 17.8 25.4 | 228 35 25.6 23.2 39 199 12497 215 31 17.8 25.4 | 228 35 25.6 23.2 40 164 13716 245 21 19.0 8.9 | 256 28 26.9 6.7 41 150 14270 265 25 24.9 2.2 | 270 33 32.8 -0.0 42 134 14935 280 20 19.7 -3.5 | 282 28 27.6 -5.7 43 127 15240 260 17 16.7 3.0 | 268 25 24.6 0.7 44 108 16154 210 14 7.0 12.1 | 236 18 14.9 9.9 45 103 16459 225 12 8.5 8.5 | 249 18 16.3 6.3 46 100 16620 75 6 -5.8 -1.6 | 331 4 2.1 -3.8 47 97 16764 105 3 -2.9 0.8 | 286 5 5.0 -1.4 48 92 17069 45 11 -7.8 -7.8 | 360 10 0.1 -10.0 49 89 17269 65 21 -19.0 -8.9 | 45 16 -11.2 -11.1 50 83 17678 75 26 -25.1 -6.7 | 63 19 -17.3 -8.9 51 78 17983 55 16 -13.1 -9.2 | 25 13 -5.3 -11.4 52 74 18288 40 26 -16.7 -19.9 | 22 24 -8.9 -22.1 53 70 18593 215 4 2.3 3.3 | 264 10 10.1 1.1 54 70 18620 255 2 1.9 0.5 | 280 10 9.8 -1.7 55 67 18898 70 4 -3.8 -1.4 | 311 5 4.1 -3.6 56 60 19507 150 14 -7.0 12.1 | 185 10 0.9 9.9 57 57 19812 200 7 2.4 6.6 | 247 11 10.2 4.4 58 54 20117 345 5 1.3 -4.8 | 308 12 9.1 -7.0 59 52 20422 35 3 -1.7 -2.5 | 307 8 6.1 -4.7 60 50 20600 90 9 -9.0 0.0 | 27 2 -1.1 -2.2 61 49 20726 25 4 -1.7 -3.6 | 313 8 6.2 -5.8 62 47 21031 115 14 -12.7 5.9 | 128 6 -4.8 3.7 63 44 21336 95 10 -10.0 0.9 | 58 2 -2.1 -1.3 64 42 21641 165 19 -4.9 18.4 | 190 16 2.9 16.1 65 40 21946 170 13 -2.3 12.8 | 208 12 5.6 10.6 66 38 22250 195 9 2.3 8.7 | 238 12 10.2 6.5 67 35 22860 245 4 3.6 1.7 | 273 11 11.5 -0.5 68 33 23165 330 1 0.5 -0.9 | 290 9 8.4 -3.1 69 31 23470 50 10 -7.7 -6.4 | 359 9 0.2 -8.6 70 30 23750 55 17 -13.9 -9.8 | 27 13 -6.1 -12.0 71 28 24079 55 17 -13.9 -9.8 | 27 13 -6.1 -12.0 72 27 24384 95 6 -6.0 0.5 | 312 3 1.9 -1.7 73 26 24689 90 23 -23.0 0.0 | 82 15 -15.1 -2.2 74 25 24994 80 19 -18.7 -3.3 | 63 12 -10.9 -5.5 75 23 25298 105 25 -24.1 6.5 | 105 17 -16.3 4.3 76 21 25908 90 17 -17.0 0.0 | 76 9 -9.1 -2.2 77 20 26213 90 21 -21.0 0.0 | 80 13 -13.1 -2.2 78 20 26320 75 27 -26.1 -7.0 | 63 20 -18.2 -9.2 79 19 26518 85 28 -27.9 -2.4 | 77 21 -20.0 -4.6 80 18 26822 70 28 -26.3 -9.6 | 57 22 -18.5 -11.8 81 18 27127 80 32 -31.5 -5.6 | 72 25 -23.7 -7.8 82 17 27432 85 40 -39.8 -3.5 | 80 32 -32.0 -5.7 83 15 28174 90 63 -63.0 0.0 | 88 55 -55.1 -2.2 84 14 28346 90 63 -63.0 0.0 | 88 55 -55.1 -2.2 Wind Parameters Mean winds (0-6000m): 75.7 at 10.9 knts Storm direction: 105.7 at 8.2 knts Shear (0-3000m) pos: 1.5 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -58.7 deg Storm rel helicity (0-3000m) pos: 27.1 neg: -29.8 tot: -2.7 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -0.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 15.22 Bulk Shear: 8.54 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 71 19 50 13| 0.0 5.4 5.4| 1.6 -5.8 -4.3 -8.5 -0.14| 9.6 -1.3 1000 74 21 56 14| 2.8 2.7 5.5| 22.0 -8.7 13.3 13.3 0.19| 8.4 1.6 1500 75 21 58 15| 1.9 1.6 3.5| 22.0 -17.7 4.3 2.9 0.05| 6.7 0.4 2000 75 21 58 14| 1.0 1.2 2.3| 22.0 -20.0 2.1 1.0 0.02| 6.2 0.1 2500 76 19 58 13| 1.8 1.0 2.8| 26.9 -20.2 6.7 2.7 0.10| 6.2 0.6 3000 78 18 59 12| 1.5 1.7 3.2| 27.1 -29.8 -2.7 -0.9 -0.11| 6.6 -0.7 4000 77 14 49 8| 1.5 1.5 3.0| 29.8 -47.0 -17.1 -4.3 -0.24| 6.7 -1.6 5000 76 12 35 6| 1.2 1.5 2.8| 40.0 -55.5 -15.5 -3.1 -0.19| 6.2 -1.2 6000 76 11 29 6| 0.9 1.6 2.5| 64.1-115.7 -51.6 -8.6 -0.16| 8.1 -1.3 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250419.12.gif