UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SKSP... Searching the city database file for: SKSP ... Date:1200Z 18 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 27.4 23.8 81 3.6 24.7 50 13 299.4 302.8 297.5 353.9 18.63 1 1006 63 27.0 22.9 78 4.1 24.0 45 19 299.6 302.9 297.0 351.5 17.74 2 1000 116 26.6 22.5 78 4.1 23.6 40 24 299.8 302.9 296.8 350.7 17.41 3 925 800 20.6 19.1 91 1.5 19.6 45 26 300.4 303.2 295.5 345.0 15.22 4 880 1231 18.4 16.9 91 1.5 17.4 55 25 302.4 305.0 295.1 343.5 13.90 5 850 1529 16.8 14.8 88 2.0 15.5 60 25 303.7 306.1 294.6 341.1 12.55 6 745 2644 11.4 6.4 71 5.0 8.4 68 15 309.5 311.1 292.9 334.4 8.12 7 700 3164 9.2 4.5 72 4.7 6.5 105 10 312.7 314.1 293.4 336.2 7.57 8 688 3307 8.4 1.4 61 7.0 4.5 122 8 313.3 314.5 292.4 332.7 6.17 9 660 3649 7.4 -9.6 29 17.0 -0.2 163 2 316.0 316.5 290.3 325.1 2.79 10 653 3736 7.6 -16.4 16 24.0 -1.7 127 2 317.1 317.5 289.5 322.6 1.62 11 621 4147 5.4 -7.6 39 13.0 -0.7 101 2 319.2 319.9 291.9 330.6 3.48 12 615 4227 5.8 -11.2 28 17.0 -1.6 148 3 320.6 321.1 291.5 329.3 2.64 13 517 5625 -1.7 -30.7 9 29.0 -9.6 343 5 327.8 327.9 291.7 329.9 0.57 14 500 5890 -3.5 -27.5 14 24.0 -10.5 320 10 328.8 328.9 292.2 331.7 0.80 15 474 6310 -6.9 -27.9 17 21.0 -12.7 274 6 329.6 329.8 292.4 332.6 0.81 16 462 6511 -7.7 -32.7 11 25.0 -13.8 250 7 331.1 331.2 292.5 333.0 0.53 17 457 6596 -7.7 -35.7 9 28.0 -14.1 240 7 332.1 332.2 292.7 333.6 0.40 18 411 7414 -13.5 -29.5 25 16.0 -17.5 2 9 334.8 335.0 293.8 337.8 0.81 19 400 7620 -15.3 -32.3 22 17.0 -19.1 355 15 335.1 335.2 293.7 337.5 0.64 20 381 7985 -17.9 -35.9 19 18.0 -21.4 353 16 336.4 336.5 293.9 338.2 0.47 21 355 8509 -22.1 -38.1 22 16.0 -24.8 349 18 337.6 337.7 294.1 339.2 0.40 22 335 8932 -25.5 -42.5 19 17.0 -27.8 347 20 338.6 338.6 294.2 339.7 0.27 23 300 9720 -32.3 -43.3 33 11.0 -33.5 345 18 339.9 339.9 294.6 340.9 0.28 24 296 9815 -33.1 -43.1 36 10.0 -34.2 343 19 340.0 340.1 294.6 341.2 0.29 25 279 10231 -35.1 -52.1 16 17.0 -36.4 332 24 342.9 343.0 295.1 343.4 0.11 26 268 10511 -37.3 -50.3 25 13.0 -38.3 324 28 343.7 343.7 295.3 344.3 0.14 27 250 10990 -40.3 -56.3 16 16.0 -41.2 305 33 346.2 346.2 295.8 346.5 0.07 28 239 11295 -42.9 -61.9 11 19.0 -43.7 301 32 346.7 346.7 296.0 346.9 0.04 29 222 11787 -46.7 -59.7 21 13.0 -47.2 295 31 348.3 348.3 296.3 348.5 0.06 30 201 12438 -51.7 -58.7 43 7.0 -52.0 281 28 350.4 350.4 296.8 350.7 0.07 31 200 12470 -52.1 -58.1 48 6.0 -52.3 280 28 350.3 350.3 296.8 350.6 0.07 32 183 13039 -56.3 -65.3 31 9.0 -56.5 267 26 352.5 352.5 297.2 352.6 0.03 33 162 13801 -63.1 -69.1 44 6.0 -63.2 249 23 353.5 353.5 297.4 353.6 0.02 34 150 14270 -67.1 -73.1 42 6.0 -67.1 245 24 354.5 354.5 297.6 354.6 0.01 35 141 14641 -69.5 -76.5 35 7.0 -69.5 253 26 356.6 356.6 298.0 356.7 0.01 36 129 15165 -74.9 -78.5 57 3.6 -74.9 276 24 356.1 356.1 297.9 356.1 0.01 37 108 16185 -79.3 -87.3 26 8.0 -79.3 324 20 366.4 366.4 299.9 366.4 0.00 38 100 16620 -80.9 -87.9 30 7.0 -80.9 345 19 371.4 371.4 300.8 371.4 0.00 39 98 16733 -81.1 -88.1 30 7.0 -81.1 350 24 373.2 373.2 301.1 373.2 0.00 40 96 16848 -81.1 -88.1 30 7.0 -81.1 348 19 375.4 375.4 301.5 375.4 0.00 41 91 17148 -80.9 -87.9 30 7.0 -80.9 15 30 381.6 381.6 302.5 381.6 0.00 42 77 18078 -83.3 -90.3 28 7.0 -83.3 115 18 395.3 395.3 304.5 395.3 0.00 43 75 18224 -82.7 -88.7 35 6.0 -82.7 132 14 399.5 399.5 305.2 399.5 0.00 44 70 18610 -79.7 -88.7 21 9.0 -79.7 50 20 413.9 413.9 307.0 413.9 0.00 45 50 20590 -66.7 -90.7 2 24.0 -67.0 145 6 486.3 486.3 314.0 486.3 0.00 46 49 20712 -66.5 -90.5 2 24.0 -66.8 122 10 489.6 489.6 314.2 489.6 0.00 47 47 20965 -66.7 -91.7 2 25.0 -67.0 212 10 495.0 495.0 314.6 495.0 0.00 48 44 21366 -65.5 -91.5 2 26.0 -65.8 221 14 507.3 507.3 315.5 507.4 0.00 49 42 21649 -66.1 -92.1 1 26.0 -66.4 228 12 512.7 512.7 315.8 512.7 0.00 50 31 23524 -59.1 -89.1 1 30.0 -60.1 100 5 578.1 578.1 319.6 578.1 0.00 51 30 23730 -59.5 -88.5 1 29.0 -60.4 170 8 582.4 582.4 319.8 582.5 0.01 52 29 23943 -59.5 -88.5 1 29.0 -60.5 168 8 588.1 588.1 320.0 588.1 0.01 53 20 26320 -50.9 -82.9 1 32.0 -54.1 100 30 680.4 680.4 323.8 680.5 0.02 54 16 27768 -52.3 -83.3 1 31.0 -55.6 94 34 720.6 720.7 325.1 720.8 0.02 55 14 28641 -47.7 -80.7 1 33.0 -52.9 101 41 764.3 764.3 326.3 764.7 0.04 56 14 28641 -48.5 -80.5 1 32.0 -53.5 101 41 761.6 761.6 326.3 762.0 0.04 TRP 98 16733 -81.1 -88.1 30 7.0 -81.1 350 24 373.2 373.2 301.1 373.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5774.00 m Freezing level: 539.21 mb = 5308.18 m = 17415.09 ft Wetbulb zero: 660.93 mb = 3636.94 m = 11932.06 ft Precipitable water: 1.80 inches Sfc-500 mean rel hum: 54.96 % Est. max temperature: 31.13 C = 88.04 F Sfc-Lift cond lev (LCL): 961.87 mb = 457.04 m = 1499.46 ft T: 23.61 C 700-500 lapse rate: 4.66 C/km ThetaE index: 19.52 C Layer 1006.0- 700.0 mb Conv cond level (CCL): 913.75 mb = 905.79 m = 2971.73 ft Mean mixing ratio: 16.35 g/kg Conv temperature: 28.83 C = 83.90 F Cap Strength: 0.80 C Lifted Index: 0.17 C Risk: Showers probable Lifted Index @300 mb: -2.85 C Lifted Index @700 mb: -0.84 C Showalter Index: 2.87 C Risk: Showers probable Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.30 C K Index: 30.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 237.60 Risk: None Energy Index: -1.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 339.16 J/kg Max Up Vert Vel: 26.04 m/s Conv Inhibition (B-): 1.67 J/kg Cap Strength: 0.83 C Lift Cond Lev (LCL): 924.60 mb = 803.76 m = 2636.99 ft Lev Free Conv (LFC): 889.60 mb = 1137.38 m = 3731.52 ft Equ Level (EL): 649.60 mb = 3778.91 m = 12397.84 ft B at Equ Level: 61.69 J/kg Max Parcel Lev (MPL): 149.60 mb = 14286.11 m = 46869.86 ft Wind level data Storm motion: 91 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 1013 2 50 13 -10.0 -8.4 | 3 8 -0.4 -8.5 1 1000 116 40 24 -15.4 -18.4 | 18 19 -5.8 -18.5 2 979 305 40 24 -15.4 -18.4 | 18 19 -5.8 -18.5 3 945 610 45 24 -17.0 -17.0 | 23 19 -7.4 -17.1 4 925 800 45 26 -18.4 -18.4 | 25 20 -8.8 -18.5 5 913 914 50 26 -19.9 -16.7 | 32 20 -10.3 -16.8 6 881 1219 55 25 -20.5 -14.3 | 37 18 -10.9 -14.5 7 850 1529 60 25 -21.7 -12.5 | 44 17 -12.1 -12.6 8 820 1829 70 23 -21.6 -7.9 | 56 14 -12.0 -8.0 9 791 2134 80 21 -20.7 -3.6 | 71 12 -11.1 -3.8 10 763 2438 75 20 -19.3 -5.2 | 61 11 -9.7 -5.3 11 736 2743 65 13 -11.8 -5.5 | 21 6 -2.2 -5.6 12 700 3164 105 10 -9.7 2.6 | 178 2 -0.1 2.5 13 659 3658 165 2 -0.5 1.9 | 259 9 9.1 1.8 14 634 3962 0 0 -0.0 -0.0 | 271 10 9.6 -0.1 15 611 4267 180 4 0.0 4.0 | 248 10 9.6 3.9 16 588 4572 245 2 1.8 0.8 | 266 11 11.4 0.7 17 567 4877 140 2 -1.3 1.5 | 260 8 8.3 1.4 18 546 5182 120 4 -3.5 2.0 | 253 6 6.1 1.9 19 526 5486 355 3 0.3 -3.0 | 288 10 9.8 -3.1 20 500 5890 320 10 6.4 -7.7 | 296 18 16.0 -7.8 21 487 6096 300 6 5.2 -3.0 | 282 15 14.8 -3.1 22 450 6706 225 7 4.9 4.9 | 252 15 14.5 4.8 23 433 7010 315 2 1.4 -1.4 | 278 11 11.0 -1.5 24 416 7315 5 7 -0.6 -7.0 | 308 11 9.0 -7.1 25 400 7620 355 15 1.3 -14.9 | 324 19 10.9 -15.1 26 400 7620 355 14 1.2 -13.9 | 322 18 10.8 -14.1 27 325 9144 345 21 5.4 -20.3 | 324 25 15.0 -20.4 28 300 9720 345 18 4.7 -17.4 | 321 23 14.2 -17.5 29 262 10668 320 30 19.3 -23.0 | 309 37 28.9 -23.1 30 250 10990 305 33 27.0 -18.9 | 297 41 36.6 -19.1 31 209 12192 290 30 28.2 -10.3 | 285 39 37.8 -10.4 32 200 12470 280 28 27.6 -4.9 | 278 37 37.2 -5.0 33 164 13716 250 23 21.6 7.9 | 256 32 31.2 7.7 34 150 14270 245 24 21.8 10.1 | 252 33 31.3 10.0 35 149 14326 240 28 24.2 14.0 | 248 37 33.8 13.9 36 127 15240 280 23 22.7 -4.0 | 277 32 32.2 -4.1 37 100 16620 345 19 4.9 -18.4 | 322 23 14.5 -18.5 38 98 16733 350 24 4.2 -23.6 | 330 27 13.7 -23.8 39 97 16764 340 15 5.1 -14.1 | 314 20 14.7 -14.2 40 92 17069 10 28 -4.9 -27.6 | 350 28 4.7 -27.7 41 87 17374 30 37 -18.5 -32.0 | 15 33 -8.9 -32.2 42 74 18288 140 12 -7.7 9.2 | 192 9 1.9 9.1 43 70 18593 40 16 -10.3 -12.3 | 3 12 -0.7 -12.4 44 70 18610 50 20 -15.3 -12.9 | 24 14 -5.7 -13.0 45 67 18898 50 20 -15.3 -12.9 | 24 14 -5.7 -13.0 46 63 19202 270 3 3.0 -0.0 | 271 13 12.6 -0.1 47 60 19507 305 19 15.6 -10.9 | 294 27 25.1 -11.0 48 57 19812 345 15 3.9 -14.5 | 317 20 13.5 -14.6 49 54 20117 5 15 -1.3 -14.9 | 331 17 8.3 -15.1 50 51 20422 60 6 -5.2 -3.0 | 305 5 4.4 -3.1 51 50 20590 145 6 -3.4 4.9 | 232 8 6.1 4.8 52 49 20726 120 10 -8.7 5.0 | 191 5 0.9 4.9 53 47 21031 235 10 8.2 5.7 | 252 19 17.8 5.6 54 44 21336 220 14 9.0 10.7 | 240 21 18.6 10.6 55 42 21641 225 12 8.5 8.5 | 245 20 18.1 8.4 56 40 21946 270 9 9.0 -0.0 | 270 19 18.6 -0.1 57 38 22250 230 7 5.4 4.5 | 254 16 14.9 4.4 58 36 22555 270 4 4.0 -0.0 | 271 14 13.6 -0.1 59 35 22860 310 6 4.6 -3.9 | 286 15 14.2 -4.0 60 33 23165 345 6 1.6 -5.8 | 298 13 11.1 -5.9 61 31 23470 80 4 -3.9 -0.7 | 278 6 5.6 -0.8 62 30 23730 170 8 -1.4 7.9 | 227 11 8.2 7.8 63 27 24384 165 9 -2.3 8.7 | 220 11 7.3 8.6 64 26 24689 70 14 -13.2 -4.8 | 36 6 -3.6 -4.9 65 23 25298 40 6 -3.9 -4.6 | 310 7 5.7 -4.7 66 22 25603 100 26 -25.6 4.5 | 105 17 -16.0 4.4 67 21 25908 105 26 -25.1 6.7 | 113 17 -15.5 6.6 68 20 26213 95 29 -28.9 2.5 | 97 19 -19.3 2.4 69 20 26320 100 30 -29.5 5.2 | 104 21 -20.0 5.1 70 19 26518 90 33 -33.0 0.0 | 90 23 -23.4 -0.1 71 17 26822 100 30 -29.5 5.2 | 104 21 -20.0 5.1 72 15 27432 90 37 -37.0 0.0 | 90 27 -27.4 -0.1 73 14 27737 105 42 -40.6 10.9 | 109 33 -31.0 10.7 74 13 28042 105 37 -35.7 9.6 | 110 28 -26.2 9.5 75 11 28651 100 48 -47.3 8.3 | 102 39 -37.7 8.2 Wind Parameters Mean winds (0-6000m): 60.7 at 12.8 knts Storm direction: 90.7 at 9.6 knts Shear (0-3000m) pos: 3.0 neg: 1.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 80.1 deg Storm rel helicity (0-3000m) pos: 81.5 neg: -15.7 tot: 65.8 m^2/s^2 ave: 21.9 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 2.6 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 19.34 Bulk Shear: 17.54 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 41 23 18 18| 0.0 11.5 11.5| 17.0 0.0 17.0 34.0 0.37| 13.2 4.9 1000 44 24 22 19| 2.0 5.8 7.8| 38.1 0.0 38.1 38.1 0.48| 9.5 4.5 1500 48 24 27 19| 2.4 3.8 6.2| 53.4 0.0 53.4 35.6 0.54| 7.6 4.1 2000 53 24 33 18| 3.3 2.9 6.2| 76.0 0.0 76.0 38.0 0.60| 7.6 4.5 2500 57 23 38 16| 2.7 2.0 4.7| 79.6 -7.7 71.9 28.8 0.46| 7.1 3.3 3000 59 22 38 15| 3.0 1.7 4.7| 81.5 -15.7 65.8 21.9 0.33| 7.8 2.6 4000 62 17 35 10| 3.0 1.7 4.8|100.1 -15.7 84.4 21.1 0.45| 8.0 3.6 5000 63 14 26 7| 2.4 1.2 3.6|108.9 -26.6 82.3 16.5 0.34| 7.8 2.7 6000 61 13 14 7| 2.0 1.6 3.6|121.3 -40.3 81.0 13.5 0.30| 8.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//SKSP/skewt/SKSP.skewt.20250418.12.gif