UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 30 APR 25 Station: GC018 WMO ident: 60018 Latitude: 28.32 Longitude: -16.38 ------------------------------------------------------------------------------- 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 1002 118 18.8 9.8 56 9.0 13.5 175 7 291.8 293.1 286.6 313.5 7.60 1 1000 135 18.0 11.0 64 7.0 13.8 170 5 291.1 292.6 286.9 314.6 8.26 2 976 342 15.6 9.6 67 6.0 12.1 172 6 290.8 292.1 286.3 312.7 7.70 3 925 794 11.6 6.6 71 5.0 8.9 175 9 291.2 292.3 285.4 310.1 6.62 4 850 1495 5.8 5.8 100 0.0 5.8 285 5 292.2 293.4 285.9 311.8 6.81 5 847 1524 5.6 5.6 100 0.0 5.6 285 6 292.3 293.5 285.9 311.7 6.74 6 763 2370 0.4 0.1 98 0.3 0.3 274 24 295.6 296.5 285.5 310.4 5.05 7 762 2381 0.8 -2.4 79 3.2 -0.7 274 24 296.1 296.9 284.8 308.6 4.21 8 760 2402 4.6 -12.4 28 17.0 -1.8 273 25 300.4 300.8 284.0 306.5 1.94 9 745 2565 6.2 -38.8 2 45.0 -3.7 271 28 303.9 303.9 283.2 304.5 0.18 10 736 2665 7.6 -21.4 11 29.0 -1.9 270 30 306.5 306.6 285.2 309.6 0.94 11 716 2891 6.0 -11.0 28 17.0 -0.9 267 35 307.1 307.6 286.9 314.5 2.30 12 700 3077 7.4 -12.6 23 20.0 -0.7 265 39 310.7 311.1 287.9 317.4 2.07 13 686 3243 6.6 -14.4 21 21.0 -1.6 265 40 311.6 311.9 287.9 317.6 1.82 14 500 5750 -11.1 -36.1 11 25.0 -16.0 265 59 319.5 319.6 289.0 320.8 0.35 15 472 6190 -14.3 -41.3 8 27.0 -18.6 264 58 320.8 320.9 289.3 321.7 0.22 16 400 7420 -24.7 -51.7 6 27.0 -27.2 260 56 322.9 322.9 289.8 323.2 0.08 17 331 8766 -36.5 -57.5 10 21.0 -37.6 260 55 324.7 324.7 290.2 324.9 0.05 18 300 9440 -42.1 -60.1 12 18.0 -42.8 260 55 326.0 326.0 290.6 326.2 0.04 19 250 10640 -52.9 -63.9 25 11.0 -53.1 255 51 327.4 327.4 291.0 327.5 0.03 20 246 10744 -53.9 -62.9 32 9.0 -54.1 256 51 327.4 327.4 291.0 327.6 0.03 21 230 11175 -56.5 -69.5 18 13.0 -56.7 259 53 329.8 329.8 291.7 329.9 0.01 22 200 12050 -63.1 -74.1 21 11.0 -63.2 265 57 332.8 332.8 292.5 332.9 0.01 23 196 12174 -64.1 -74.1 24 10.0 -64.2 265 56 333.2 333.2 292.6 333.2 0.01 24 186 12495 -61.7 -74.7 16 13.0 -61.8 263 58 342.1 342.1 294.8 342.1 0.01 25 164 13266 -65.5 -77.5 17 12.0 -65.6 258 64 348.2 348.2 296.3 348.3 0.01 26 150 13810 -63.5 -81.5 7 18.0 -63.6 255 68 360.7 360.7 298.8 360.7 0.00 27 146 13977 -62.5 -82.6 5 20.1 -62.7 260 68 365.2 365.2 299.7 365.2 0.00 28 132 14605 -58.9 -86.9 2 28.0 -59.2 257 65 382.3 382.3 302.6 382.3 0.00 29 106 15970 -63.3 -88.3 2 25.0 -63.5 252 57 398.7 398.7 305.0 398.7 0.00 30 100 16330 -61.9 -87.9 2 26.0 -62.1 250 55 408.1 408.1 306.3 408.1 0.00 31 88 17117 -63.3 -88.3 2 25.0 -63.5 250 42 420.5 420.5 307.8 420.5 0.00 32 73 18269 -61.9 -89.9 1 28.0 -62.2 250 24 446.6 446.6 310.6 446.6 0.00 33 70 18530 -58.9 -88.9 1 30.0 -59.4 250 20 458.4 458.4 311.6 458.4 0.00 34 69 18620 -58.5 -88.5 1 30.0 -59.0 249 19 461.1 461.1 311.9 461.1 0.00 35 53 20261 -63.5 -90.5 1 27.0 -63.8 233 10 485.7 485.7 313.9 485.7 0.00 36 50 20620 -62.1 -90.1 1 28.0 -62.6 230 8 497.1 497.1 314.8 497.2 0.00 37 30 23820 -56.3 -88.3 1 32.0 -57.7 145 13 591.2 591.2 320.2 591.2 0.01 38 27 24495 -55.1 -88.1 1 33.0 -56.8 162 14 612.6 612.6 321.2 612.7 0.01 39 21 26136 -47.5 -84.5 1 37.0 -51.7 202 16 681.2 681.2 323.8 681.3 0.01 40 20 26460 -47.9 -84.9 1 37.0 -52.1 210 16 689.6 689.6 324.1 689.7 0.01 41 17 27528 -49.5 -85.5 1 36.0 -53.6 717.2 717.2 325.0 717.4 0.02 42 11 30440 -40.1 -81.1 0 41.0 -49.9 846.5 846.5 328.3 847.0 0.05 TRP 196 12174 -64.1 -74.1 24 10.0 -64.2 265 56 333.2 333.2 292.6 333.2 0.01 WND 146 13977 -62.5 -82.6 5 20.1 -62.7 260 68 365.2 365.2 299.7 365.2 0.00 Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 616.64 mb = 4177.57 m = 13705.78 ft Wetbulb zero: 762.72 mb = 2373.41 m = 7786.67 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 43.88 % Est. max temperature: 19.21 C = 66.58 F Sfc-Lift cond lev (LCL): 876.32 mb = 1242.19 m = 4075.39 ft T: 7.89 C 700-500 lapse rate: 6.92 C/km ThetaE index: 7.26 C Layer 847.0- 736.0 mb Conv cond level (CCL): 863.77 mb = 1361.78 m = 4467.73 ft Mean mixing ratio: 7.24 g/kg Conv temperature: 19.04 C = 66.28 F Cap Strength: 10.86 C Lifted Index: 10.15 C Risk: None Lifted Index @300 mb: 10.41 C Lifted Index @700 mb: 10.66 C Showalter Index: 10.09 C Risk: None Total Totals Index: 33.80 C Risk: None Vertical Totals Index: 16.90 C Cross Totals Index: 16.90 C K Index: 2.70 Risk: None Sweat Index: 138.60 Risk: None Energy Index: 1.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.18 J/kg Max Up Vert Vel: 4.28 m/s Conv Inhibition (B-): 10.58 J/kg Cap Strength: 10.87 C Lift Cond Lev (LCL): 876.17 mb = 1243.63 m = 4080.11 ft Lev Free Conv (LFC): 841.17 mb = 1579.94 m = 5183.47 ft Equ Level (EL): 761.17 mb = 2389.84 m = 7840.59 ft B at Equ Level: 1.28 J/kg Max Parcel Lev (MPL): 751.17 mb = 2497.83 m = 8194.87 ft Wind level data Storm motion: 293 at 25 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 1002 118 175 7 -0.6 7.0 | 126 29 -23.5 16.8 1 1000 135 170 5 -0.9 4.9 | 122 28 -23.7 14.7 2 925 794 175 9 -0.8 9.0 | 128 30 -23.6 18.8 3 850 1495 285 5 4.8 -1.3 | 115 20 -18.0 8.5 4 700 3077 265 39 38.9 3.4 | 230 21 16.0 13.2 5 500 5750 265 59 58.8 5.1 | 247 39 35.9 15.0 6 400 7420 260 56 55.1 9.7 | 239 38 32.3 19.5 7 300 9440 260 55 54.2 9.6 | 238 37 31.3 19.4 8 250 10640 255 51 49.3 13.2 | 229 35 26.4 23.0 9 200 12050 265 57 56.8 5.0 | 246 37 33.9 14.8 10 196 12174 265 56 55.8 4.9 | 246 36 32.9 14.7 11 150 13810 255 68 65.7 17.6 | 237 51 42.8 27.4 12 146 13977 260 68 67.0 11.8 | 244 49 44.1 21.6 13 100 16330 250 55 51.7 18.8 | 225 41 28.8 28.6 14 70 18530 250 20 18.8 6.8 | 166 17 -4.1 16.7 15 50 20620 230 8 6.1 5.1 | 132 22 -16.7 15.0 16 30 23820 145 13 -7.5 10.6 | 124 37 -30.3 20.5 17 20 26460 210 16 8.0 13.9 | 148 28 -14.9 23.7 Wind Parameters Mean winds (0-6000m): 263.2 at 33.2 knts Storm direction: 293.2 at 24.9 knts Shear (0-3000m) pos: 2.2 neg: 5.5 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 105.3 deg Storm rel helicity (0-3000m) pos: 95.8 neg: -41.8 tot: 53.9 m^2/s^2 ave: 18.0 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 152.02 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 ------------------------------------------------------------------------------- 500 172 6 124 29| 0.0 1.0 1.0| 15.5 -10.9 4.7 9.3 0.15| 4.1 0.6 1000 181 7 127 28| 3.4 0.5 3.9| 32.2 -13.9 18.3 18.3 0.19| 6.2 1.2 1500 192 7 128 27| 4.4 0.3 4.7| 35.1 -41.8 -6.7 -4.5 -0.11| 7.2 -0.8 2000 231 8 133 22| 3.3 2.7 6.0| 55.0 -41.8 13.1 6.6 0.13| 8.2 1.0 2500 252 12 138 18| 2.6 4.4 7.1| 77.9 -41.8 36.0 14.4 0.33| 8.8 2.9 3000 256 15 150 16| 2.2 5.5 7.7| 95.8 -41.8 53.9 18.0 0.34| 9.2 3.2 4000 261 22 175 13| 1.6 5.1 6.7|119.1 -41.8 77.2 19.3 0.36| 7.9 2.8 5000 262 28 200 14| 1.3 4.8 6.1|142.4 -41.8 100.5 20.1 0.36| 7.1 2.6 6000 263 33 216 17| 1.1 4.4 5.5|156.4 -54.2 102.2 17.0 0.34| 6.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250430.12.gif