UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for SKLT... Searching the city database file for: SKLT ... Date:1200Z 9 OCT 25 Station: SKLT WMO ident: 80398 Latitude: -4.17 Longitude: -69.95 Elevation: 84.00 ------------------------------------------------------------------------------- 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 1004 84 23.8 23.1 96 0.7 23.3 90 4 296.6 299.9 296.3 348.6 18.00 1 1000 122 23.4 22.6 95 0.8 22.8 85 9 296.5 299.7 296.0 347.1 17.52 2 965 434 22.4 18.4 78 4.0 19.6 80 22 298.6 301.1 294.1 339.1 13.93 3 925 802 20.2 19.6 96 0.6 19.8 95 21 300.0 302.8 295.7 345.9 15.71 4 891 1125 18.6 18.6 100 0.0 18.6 110 17 301.5 304.4 295.9 346.6 15.31 5 850 1530 17.0 15.6 91 1.4 16.1 115 11 304.0 306.4 295.1 343.3 13.23 6 700 3165 8.0 7.0 93 1.0 7.4 145 6 311.3 313.1 294.1 339.1 9.02 7 684 3356 6.6 5.4 92 1.2 5.9 147 5 311.8 313.4 293.7 337.4 8.26 8 624 4108 4.2 -0.2 73 4.4 1.8 125 10 317.4 318.6 293.5 336.7 6.05 9 607 4333 2.0 -1.7 76 3.7 0.1 114 14 317.4 318.5 293.1 335.2 5.57 10 601 4413 2.6 -0.7 79 3.3 0.8 113 16 319.0 320.2 293.9 338.4 6.06 11 510 5724 -5.7 -5.7 100 0.0 -5.7 132 11 324.2 325.2 294.4 340.4 4.91 12 500 5880 -6.3 -6.3 100 0.0 -6.3 70 4 325.4 326.3 294.6 341.2 4.78 13 475 6278 -9.1 -10.5 90 1.4 -9.7 40 2 326.7 327.4 294.0 338.9 3.62 14 417 7275 -13.5 -17.2 74 3.7 -14.8 353 8 333.4 333.9 294.7 341.8 2.38 15 400 7590 -15.7 -18.6 78 2.9 -16.7 350 11 334.6 335.0 294.9 342.4 2.20 16 300 9700 -30.5 -32.8 80 2.3 -30.9 10 17 342.4 342.6 295.6 345.5 0.81 17 275 10313 -35.3 -37.2 83 1.9 -35.5 13 20 344.1 344.2 295.8 346.3 0.57 18 258 10755 -38.9 -39.6 93 0.7 -39.0 22 22 345.1 345.2 296.0 347.0 0.48 19 250 10970 -40.9 -43.5 76 2.6 -41.1 40 22 345.3 345.3 295.8 346.6 0.33 20 246 11079 -41.7 -48.7 47 7.0 -42.2 40 22 345.7 345.7 295.8 346.4 0.19 21 222 11763 -47.9 -50.9 71 3.0 -48.1 35 23 346.4 346.5 296.0 347.1 0.16 22 219 11853 -48.9 -54.9 50 6.0 -49.1 34 23 346.2 346.3 295.9 346.7 0.10 23 206 12250 -52.5 -55.2 72 2.7 -52.6 31 22 346.7 346.7 296.0 347.1 0.10 24 203 12345 -53.3 -58.3 54 5.0 -53.5 33 21 346.9 346.9 296.0 347.2 0.07 25 200 12440 -54.3 -58.3 61 4.0 -54.4 35 20 346.8 346.8 296.0 347.1 0.07 26 194 12635 -55.9 -59.4 65 3.5 -56.0 42 21 347.3 347.3 296.1 347.5 0.07 27 184 12970 -59.3 -65.3 46 6.0 -59.4 54 23 347.0 347.0 296.0 347.2 0.03 28 180 13108 -60.5 -64.1 62 3.6 -60.6 58 23 347.3 347.3 296.1 347.4 0.04 29 177 13213 -61.3 -71.3 25 10.0 -61.4 62 24 347.6 347.6 296.1 347.7 0.01 30 152 14141 -70.1 -74.2 55 4.1 -70.1 26 21 348.0 348.0 296.2 348.1 0.01 31 150 14220 -70.3 -74.2 56 3.9 -70.3 20 23 349.0 349.0 296.4 349.0 0.01 32 137 14753 -74.5 -77.3 65 2.8 -74.5 359 23 350.7 350.7 296.8 350.8 0.01 33 125 15289 -72.5 -83.5 17 11.0 -72.5 31 11 363.7 363.7 299.4 363.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 572.49 mb = 4823.97 m = 15826.49 ft Wetbulb zero: 589.35 mb = 4569.54 m = 14991.74 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 89.67 % Est. max temperature: 30.91 C = 87.64 F Sfc-Lift cond lev (LCL): 994.23 mb = 172.66 m = 566.45 ft T: 23.24 C 700-500 lapse rate: 5.27 C/km ThetaE index: 11.45 C Layer 850.0- 601.0 mb Conv cond level (CCL): 894.98 mb = 1086.92 m = 3565.97 ft Mean mixing ratio: 15.41 g/kg Conv temperature: 28.54 C = 83.38 F Cap Strength: 0.98 C Lifted Index: -1.05 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.36 C Lifted Index @700 mb: -0.81 C Showalter Index: -0.87 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.90 C K Index: 37.90 Risk: > 80 % chance of thunderstorms Sweat Index: 213.20 Risk: None Energy Index: -0.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 143.56 J/kg Max Up Vert Vel: 16.94 m/s Conv Inhibition (B-): 34.62 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 928.26 mb = 771.43 m = 2530.91 ft Lev Free Conv (LFC): 773.26 mb = 2326.85 m = 7633.93 ft Equ Level (EL): 423.26 mb = 7161.25 m = 23494.63 ft B at Equ Level: 142.44 J/kg Max Parcel Lev (MPL): 253.26 mb = 10881.50 m = 35700.02 ft Wind level data Storm motion: 145 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 1004 84 90 4 -4.0 0.0 | 350 8 1.3 -7.5 1 1000 122 85 9 -9.0 -0.8 | 24 9 -3.7 -8.3 2 979 305 80 19 -18.7 -3.3 | 51 17 -13.4 -10.8 3 946 610 80 25 -24.6 -4.3 | 58 23 -19.3 -11.9 4 925 802 95 21 -20.9 1.8 | 70 17 -15.6 -5.7 5 913 914 100 21 -20.7 3.6 | 76 16 -15.4 -3.9 6 881 1219 115 15 -13.6 6.3 | 82 8 -8.3 -1.2 7 851 1524 105 12 -11.6 3.1 | 55 8 -6.3 -4.4 8 850 1530 115 11 -10.0 4.6 | 58 5 -4.7 -2.9 9 820 1829 115 11 -10.0 4.6 | 58 5 -4.7 -2.9 10 791 2134 115 12 -10.9 5.1 | 66 6 -5.6 -2.5 11 763 2438 125 11 -9.0 6.3 | 72 4 -3.7 -1.2 12 736 2743 140 12 -7.7 9.2 | 124 3 -2.4 1.7 13 700 3165 145 6 -3.4 4.9 | 325 3 1.8 -2.6 14 659 3658 150 4 -2.0 3.5 | 321 5 3.3 -4.1 15 611 4267 115 13 -11.8 5.5 | 73 7 -6.5 -2.0 16 588 4572 110 20 -18.8 6.8 | 87 14 -13.5 -0.7 17 566 4877 135 12 -8.5 8.5 | 107 3 -3.2 1.0 18 545 5182 150 14 -7.0 12.1 | 160 5 -1.7 4.6 19 525 5486 120 13 -11.3 6.5 | 80 6 -6.0 -1.0 20 506 5791 135 10 -7.1 7.1 | 76 2 -1.8 -0.5 21 500 5880 70 4 -3.8 -1.4 | 350 9 1.5 -8.9 22 486 6096 95 4 -4.0 0.3 | 350 7 1.3 -7.2 23 467 6401 0 0 -0.0 -0.0 | 325 9 5.3 -7.5 24 400 7590 350 11 1.9 -10.8 | 339 20 7.2 -18.4 25 398 7620 350 10 1.7 -9.8 | 338 19 7.0 -17.4 26 367 8230 15 17 -4.4 -16.4 | 358 24 0.9 -23.9 27 352 8534 15 17 -4.4 -16.4 | 358 24 0.9 -23.9 28 324 9144 15 22 -5.7 -21.3 | 1 29 -0.4 -28.8 29 300 9700 10 17 -3.0 -16.7 | 355 24 2.3 -24.3 30 261 10668 15 22 -5.7 -21.3 | 1 29 -0.4 -28.8 31 250 10970 40 22 -14.1 -16.9 | 20 26 -8.9 -24.4 32 239 11278 40 23 -14.8 -17.6 | 21 27 -9.5 -25.1 33 208 12192 30 23 -11.5 -19.9 | 13 28 -6.2 -27.4 34 200 12440 35 20 -11.5 -16.4 | 15 25 -6.2 -23.9 35 171 13411 70 25 -23.5 -8.6 | 49 24 -18.2 -16.1 36 163 13716 65 23 -20.8 -9.7 | 42 23 -15.6 -17.2 37 155 14021 35 19 -10.9 -15.6 | 14 24 -5.6 -23.1 38 150 14220 20 23 -7.9 -21.6 | 5 29 -2.6 -29.1 39 147 14326 25 22 -9.3 -19.9 | 8 28 -4.0 -27.5 40 140 14630 5 25 -2.2 -24.9 | 355 33 3.1 -32.4 41 133 14935 350 20 3.5 -19.7 | 342 29 8.8 -27.2 42 126 15240 355 13 1.1 -13.0 | 343 21 6.4 -20.5 43 120 15545 155 4 -1.7 3.6 | 317 5 3.6 -3.9 Wind Parameters Mean winds (0-6000m): 114.9 at 12.3 knts Storm direction: 144.9 at 9.2 knts Shear (0-3000m) pos: 3.9 neg: 3.6 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): -22.3 deg Storm rel helicity (0-3000m) pos: 78.1 neg: -7.5 tot: 70.6 m^2/s^2 ave: 23.5 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 3.2 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 10.15 Bulk Shear: 14.15 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 81 18 50 16| 0.0 21.2 21.2| 40.7 0.0 40.7 81.5 0.64| 21.6 13.9 1000 88 20 60 17| 6.3 10.6 16.9| 73.1 0.0 73.1 73.1 0.60| 17.4 10.5 1500 94 18 63 14| 5.7 7.1 12.8| 73.9 -7.1 66.8 44.5 0.41| 14.5 5.9 2000 98 16 63 12| 4.3 5.5 9.8| 74.9 -7.1 67.8 33.9 0.41| 11.1 4.6 2500 101 15 65 11| 4.1 4.4 8.5| 77.0 -7.1 69.9 28.0 0.42| 9.6 4.1 3000 106 14 67 9| 3.9 3.6 7.6| 78.1 -7.5 70.6 23.5 0.35| 9.2 3.2 4000 110 12 62 7| 3.1 3.5 6.6| 81.2 -7.9 73.4 18.3 0.36| 8.1 3.0 5000 113 13 67 7| 3.6 3.8 7.5| 97.1 -7.9 89.2 17.8 0.37| 8.9 3.2 6000 115 12 68 6| 3.0 3.0 6.1| 98.6 -21.5 77.1 12.9 0.16| 9.5 1.5 Wrote GIF file: /home/apache/climate/data/raob//SKLT/skewt/SKLT.skewt.20251009.12.gif