UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051812.upa.cvt Date: 1200Z 18 MAY 25 Searching for SKCL... Searching the city database file for: SKCL ... Date:1200Z 18 MAY 25 Station: SKCL WMO ident: 80259 Latitude: 3.54 Longitude: -76.38 Elevation: 969.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 135 1 925 821 SFC 908 969 20.2 19.9 98 0.3 20.0 200 4 301.6 304.6 296.5 349.6 16.32 3 850 1549 17.6 15.4 87 2.2 16.1 200 2 304.6 307.0 295.1 343.5 13.06 4 726 2885 11.2 9.1 87 2.1 9.9 341 3 311.6 313.5 294.9 342.5 10.05 5 700 3189 9.2 7.6 90 1.6 8.2 300 2 312.7 314.5 294.7 341.8 9.40 6 630 4054 3.4 2.8 96 0.6 3.1 216 3 315.6 317.1 294.1 339.1 7.46 7 623 4144 3.2 3.2 100 0.0 3.2 206 2 316.4 317.9 294.5 340.9 7.76 8 500 5900 -5.7 -6.0 98 0.3 -5.8 80 9 326.1 327.1 294.8 342.3 4.89 9 455 6635 -9.1 -9.5 97 0.4 -9.3 89 9 330.7 331.6 295.4 344.6 4.09 10 400 7620 -15.3 -16.7 89 1.4 -15.8 105 11 335.1 335.6 295.3 344.2 2.59 11 374 8127 -18.3 -19.9 87 1.6 -18.8 121 12 337.6 338.1 295.6 345.2 2.11 12 324 9186 -26.3 -35.3 42 9.0 -27.9 44 13 340.7 340.9 295.0 343.0 0.58 13 303 9669 -29.5 -31.7 81 2.2 -29.9 32 15 342.8 343.0 295.8 346.2 0.89 14 300 9740 -29.9 -32.7 77 2.8 -30.4 30 15 343.2 343.4 295.8 346.3 0.82 15 287 10053 -31.9 -38.9 50 7.0 -32.9 39 13 344.8 344.9 295.8 346.6 0.46 16 263 10662 -36.9 -41.9 60 5.0 -37.4 35 11 346.2 346.2 296.1 347.6 0.37 17 250 11010 -39.7 -46.7 47 7.0 -40.3 15 7 347.0 347.1 296.2 348.0 0.23 18 240 11288 -42.1 -51.1 37 9.0 -42.7 7 9 347.5 347.5 296.2 348.1 0.14 19 224 11750 -46.5 -51.0 60 4.5 -46.7 355 11 347.7 347.7 296.3 348.3 0.16 20 218 11930 -47.9 -53.9 50 6.0 -48.2 350 12 348.2 348.3 296.4 348.7 0.11 TRP WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 578.78 mb = 4775.62 m = 15667.84 ft Wetbulb zero: 579.60 mb = 4720.76 m = 15487.88 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 93.27 % Est. max temperature: 28.11 C = 82.60 F Sfc-Lift cond lev (LCL): 904.31 mb = 1004.80 m = 3296.56 ft T: 20.04 C 700-500 lapse rate: 5.50 C/km ThetaE index: 10.57 C Layer 850.0- 623.0 mb Conv cond level (CCL): 803.98 mb = 2020.45 m = 6628.70 ft Mean mixing ratio: 13.76 g/kg Conv temperature: 25.56 C = 78.00 F Cap Strength: 0.99 C Lifted Index: -0.97 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.13 C Lifted Index @700 mb: -0.02 C Showalter Index: -0.33 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.10 C K Index: 37.10 Risk: > 80 % chance of thunderstorms Sweat Index: 197.80 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 150.41 J/kg Max Up Vert Vel: 17.34 m/s Conv Inhibition (B-): 36.66 J/kg Cap Strength: 0.99 C Lift Cond Lev (LCL): 837.18 mb = 1677.72 m = 5504.27 ft Lev Free Conv (LFC): 692.18 mb = 3281.18 m = 10764.90 ft Equ Level (EL): 402.18 mb = 7578.41 m = 24863.23 ft B at Equ Level: 150.14 J/kg Max Parcel Lev (MPL): 242.18 mb = 11226.15 m = 36830.76 ft Wind level data Storm motion: 108 at 4 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 ---------------------------------------------------------- 0 908 969 200 4 1.4 3.8 | 245 6 5.4 2.5 1 883 1219 215 6 3.4 4.9 | 244 8 7.5 3.6 2 850 1549 200 2 0.7 1.9 | 263 5 4.7 0.6 3 822 1829 280 4 3.9 -0.7 | 284 8 8.0 -2.0 4 793 2134 310 3 2.3 -1.9 | 297 7 6.3 -3.2 5 765 2438 290 2 1.9 -0.7 | 288 6 5.9 -2.0 6 738 2743 360 3 -0.0 -3.0 | 317 6 4.0 -4.3 7 700 3189 300 2 1.7 -1.0 | 292 6 5.8 -2.3 8 660 3658 260 4 3.9 0.7 | 274 8 8.0 -0.6 9 612 4267 190 2 0.3 2.0 | 261 4 4.4 0.7 10 568 4877 70 10 -9.4 -3.4 | 49 7 -5.4 -4.7 11 526 5486 65 10 -9.1 -4.2 | 42 7 -5.0 -5.5 12 507 5791 90 10 -10.0 0.0 | 78 6 -6.0 -1.3 13 500 5900 80 9 -8.9 -1.6 | 59 6 -4.8 -2.8 14 487 6096 80 8 -7.9 -1.4 | 55 5 -3.8 -2.7 15 400 7620 105 11 -10.6 2.8 | 103 7 -6.6 1.6 16 400 7620 95 12 -12.0 1.0 | 88 8 -7.9 -0.2 17 384 7925 130 13 -10.0 8.4 | 140 9 -5.9 7.1 18 368 8230 115 11 -10.0 4.6 | 120 7 -5.9 3.4 19 353 8534 70 10 -9.4 -3.4 | 49 7 -5.4 -4.7 20 325 9144 45 13 -9.2 -9.2 | 26 12 -5.2 -10.5 21 300 9740 30 15 -7.5 -13.0 | 14 15 -3.5 -14.3 22 299 9754 20 16 -5.5 -15.0 | 5 16 -1.4 -16.3 23 287 10058 40 13 -8.4 -10.0 | 21 12 -4.3 -11.2 24 274 10363 25 12 -5.1 -10.9 | 5 12 -1.0 -12.2 25 263 10668 35 11 -6.3 -9.0 | 12 11 -2.3 -10.3 26 250 11010 15 7 -1.8 -6.8 | 345 8 2.2 -8.0 27 207 12192 340 14 4.8 -13.2 | 329 17 8.8 -14.4 Wind Parameters Mean winds (0-6000m): 77.6 at 5.6 knts Storm direction: 107.6 at 4.2 knts Shear (0-3000m) pos: 1.0 neg: 0.7 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 16.7 deg Storm rel helicity (0-3000m) pos: 15.9 neg: -12.9 tot: 3.0 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 12.55 Bulk Shear: 11.98 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 ------------------------------------------------------------------------------- 500 210 5 246 7| 1.1 0.0 1.1| 2.1 -0.3 1.8 3.6 0.23| 4.8 1.1 1000 228 4 259 7| 2.8 0.0 2.8| 9.9 -0.3 9.6 9.6 0.50| 5.5 2.7 1500 247 4 269 7| 1.6 0.0 1.6| 11.4 -1.5 9.9 6.6 0.42| 4.4 1.9 2000 265 3 278 7| 1.5 0.0 1.5| 15.9 -3.6 12.2 6.1 0.40| 4.3 1.7 2500 272 3 281 7| 1.2 0.5 1.8| 15.9 -7.7 8.2 3.3 0.23| 4.1 0.9 3000 266 3 279 7| 1.0 0.7 1.8| 15.9 -12.9 3.0 1.0 0.08| 4.0 0.3 4000 270 4 279 8| 0.8 1.4 2.1| 16.0 -26.5 -10.6 -2.6 -0.30| 5.2 -1.6 5000 66 5 9 3| 0.3 1.1 1.4| 22.7 -30.4 -7.7 -1.5 -0.23| 4.9 -1.1 6000 78 6 31 3| 0.1 0.9 1.0| 26.2 -30.7 -4.5 -0.7 -0.16| 4.3 -0.7 Wrote GIF file: /home/apache/climate/data/raob//SKCL/skewt/SKCL.skewt.20250518.12.gif