UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041711.upa.cvt Date: 1100Z 17 APR 25 Searching for LICT... Searching the city database file for: LICT ... Date:1100Z 17 APR 25 Station: LICT WMO ident: 16429 Latitude: 37.92 Longitude: 12.50 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1015 7 18.0 10.0 59 8.0 13.3 255 8 289.9 291.3 285.8 311.5 7.61 1 1008 66 15.8 9.8 67 6.0 12.3 253 12 288.3 289.6 285.1 309.6 7.56 2 1000 133 15.6 9.6 67 6.0 12.1 250 17 288.8 290.1 285.3 309.9 7.52 3 925 787 9.0 6.0 81 3.0 7.4 270 27 288.5 289.6 284.0 306.5 6.34 4 893 1077 6.4 4.4 87 2.0 5.4 274 26 288.7 289.8 283.5 305.4 5.87 5 860 1385 4.4 -2.6 60 7.0 1.3 279 25 289.8 290.4 281.5 300.4 3.67 6 850 1480 3.4 -1.6 70 5.0 1.1 280 25 289.7 290.4 281.9 301.3 4.00 7 831 1663 1.8 -1.1 81 2.9 0.5 278 25 289.9 290.6 282.3 302.2 4.24 8 791 2059 -0.3 -1.4 92 1.1 -0.8 274 25 291.8 292.5 283.2 304.5 4.36 9 756 2420 -2.1 -5.0 80 2.9 -3.3 271 26 293.6 294.2 283.0 303.9 3.48 10 750 2484 -1.9 -6.3 72 4.4 -3.7 270 26 294.5 295.1 283.0 304.0 3.18 11 700 3029 -5.7 -9.1 77 3.4 -7.0 265 26 296.2 296.7 283.2 304.5 2.74 12 687 3176 -6.9 -8.7 87 1.8 -7.6 262 26 296.4 296.9 283.4 305.1 2.88 13 677 3290 -7.3 -13.3 62 6.0 -9.2 261 25 297.2 297.6 282.8 303.5 2.02 14 615 4029 -13.5 -26.5 33 13.0 -16.2 248 24 298.4 298.5 281.6 300.7 0.71 15 608 4116 -14.3 -23.3 46 9.0 -16.3 246 23 298.4 298.6 282.0 301.5 0.96 16 584 4420 -16.3 -20.4 71 4.1 -17.3 241 23 299.6 299.8 282.8 303.7 1.29 17 580 4472 -16.5 -27.5 38 11.0 -18.6 240 23 299.9 300.0 282.3 302.2 0.69 18 576 4524 -16.9 -22.9 60 6.0 -18.2 239 23 300.0 300.2 282.8 303.4 1.05 19 562 4708 -18.1 -28.1 41 10.0 -20.0 236 22 300.7 300.9 282.5 303.0 0.67 20 550 4869 -19.3 -24.3 65 5.0 -20.3 233 22 301.2 301.4 283.1 304.3 0.97 21 517 5326 -22.7 -31.7 44 9.0 -24.1 224 21 302.5 302.6 283.1 304.2 0.52 22 500 5570 -24.7 -31.7 52 7.0 -25.7 220 20 302.9 303.0 283.3 304.7 0.54 23 457 6217 -30.5 -34.6 67 4.1 -31.0 226 19 303.6 303.6 283.4 305.1 0.44 24 445 6405 -31.5 -42.5 33 11.0 -32.4 228 18 304.6 304.7 283.5 305.3 0.20 25 421 6795 -34.7 -41.7 49 7.0 -35.3 232 18 305.4 305.4 283.9 306.2 0.23 26 406 7047 -36.9 -44.9 43 8.0 -37.4 234 17 305.7 305.8 283.9 306.3 0.17 27 403 7098 -37.3 -47.3 35 10.0 -37.9 235 17 305.9 305.9 283.9 306.3 0.13 28 400 7150 -36.3 -57.3 10 21.0 -37.2 230 19 307.8 307.8 284.5 308.0 0.04 29 398 7185 -35.9 -54.9 12 19.0 -36.8 230 19 308.8 308.8 284.9 309.0 0.06 30 300 9130 -40.5 -72.5 2 32.0 -41.4 240 42 328.3 328.3 291.2 328.3 0.01 31 250 10370 -43.5 -76.5 1 33.0 -44.3 255 43 341.4 341.4 294.7 341.4 0.00 32 200 11860 -46.1 -80.1 1 34.0 -46.9 245 40 359.8 359.8 298.7 359.8 0.00 33 150 13750 -51.5 -82.5 1 31.0 -52.1 245 30 381.3 381.3 302.5 381.3 0.00 34 142 14106 -51.5 -83.5 1 32.0 -52.1 246 27 387.4 387.4 303.4 387.4 0.00 35 107 15914 -58.9 -85.9 2 27.0 -59.2 249 14 406.0 406.0 306.0 406.0 0.00 36 100 16340 -58.1 -86.1 2 28.0 -58.5 250 11 415.5 415.5 307.2 415.5 0.00 37 88 17139 -60.9 -87.9 2 27.0 -61.2 289 9 425.3 425.3 308.3 425.3 0.00 38 78 17893 -57.9 -86.9 1 29.0 -58.4 327 7 446.5 446.5 310.5 446.5 0.00 39 70 18570 -61.1 -88.1 2 27.0 -61.4 360 5 453.7 453.7 311.2 453.7 0.00 40 69 18659 -61.7 -87.7 2 26.0 -62.0 6 5 454.3 454.3 311.3 454.3 0.00 41 58 19732 -59.9 -87.9 1 28.0 -60.4 81 3 481.4 481.4 313.5 481.5 0.00 42 50 20650 -62.1 -89.1 2 27.0 -62.6 145 1 497.1 497.1 314.8 497.2 0.00 43 48 20901 -62.7 -88.7 2 26.0 -63.1 145 2 501.5 501.6 315.1 501.6 0.00 44 43 21582 -59.3 -88.3 1 29.0 -60.0 144 4 525.9 525.9 316.6 526.0 0.00 45 32 23428 -59.1 -89.1 1 30.0 -60.0 141 11 572.9 572.9 319.3 572.9 0.00 46 30 23830 -60.5 -88.5 1 28.0 -61.4 140 12 579.7 579.7 319.6 579.7 0.01 47 28 24260 -60.5 -88.5 1 28.0 -61.4 137 12 591.3 591.3 320.2 591.3 0.01 48 25 24974 -55.9 -87.9 1 32.0 -57.6 133 12 623.9 624.0 321.6 624.0 0.01 49 22 25785 -57.1 -88.1 1 31.0 -58.7 129 13 643.6 643.6 322.4 643.7 0.01 50 20 26390 -55.9 -87.9 1 32.0 -57.9 125 13 665.1 665.1 323.3 665.1 0.01 51 15 28246 -50.3 -85.3 1 35.0 -54.5 162 13 740.7 740.7 325.7 740.9 0.02 52 11 30277 -49.1 -85.1 1 36.0 -54.6 203 13 813.8 813.8 327.6 814.0 0.03 53 11 30277 -49.1 -85.1 1 36.0 -54.6 203 13 813.8 813.8 327.6 814.0 0.03 54 10 30910 -43.7 -82.7 1 39.0 -52.1 215 13 856.4 856.4 328.5 856.8 0.04 55 9.1 31548 -40.7 -81.7 0 41.0 -51.1 891.3 891.4 329.2 891.9 0.06 56 8.1 32340 -41.1 -82.1 0 41.0 -51.8 919.9 920.0 329.8 920.5 0.06 TRP 403 7098 -37.3 -47.3 35 10.0 -37.9 235 17 305.9 305.9 283.9 306.3 0.13 WND Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 796.71 mb = 2002.73 m = 6570.55 ft Wetbulb zero: 815.84 mb = 1810.86 m = 5941.08 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 66.29 % Est. max temperature: 17.71 C = 63.88 F Sfc-Lift cond lev (LCL): 900.87 mb = 1004.84 m = 3296.69 ft T: 7.05 C 700-500 lapse rate: 7.48 C/km ThetaE index: 9.50 C Layer 925.0- 850.0 mb Conv cond level (CCL): 899.00 mb = 1021.97 m = 3352.88 ft Mean mixing ratio: 6.95 g/kg Conv temperature: 16.78 C = 62.21 F Cap Strength: 0.05 C Lifted Index: -1.28 C Risk: Thunderstorms probable Lifted Index @300 mb: 14.38 C Lifted Index @700 mb: -0.74 C Showalter Index: 3.35 C Risk: None Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 23.10 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 114.00 Risk: None Energy Index: 0.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 266.65 J/kg Max Up Vert Vel: 23.09 m/s Conv Inhibition (B-): 0.91 J/kg Cap Strength: 1.27 C Lift Cond Lev (LCL): 899.81 mb = 1014.59 m = 3328.67 ft Lev Free Conv (LFC): 894.81 mb = 1060.51 m = 3479.33 ft Equ Level (EL): 394.81 mb = 7240.26 m = 23753.86 ft B at Equ Level: 255.44 J/kg Max Parcel Lev (MPL): 334.81 mb = 8374.64 m = 27475.53 ft Wind level data Storm motion: 287 at 18 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 1015 7 255 8 7.7 2.1 | 129 12 -9.0 7.3 1 1000 133 250 17 16.0 5.8 | 176 11 -0.8 11.0 2 925 787 270 27 27.0 -0.0 | 243 11 10.2 5.2 3 850 1480 280 25 24.6 -4.3 | 264 8 7.9 0.8 4 700 3029 265 26 25.9 2.3 | 231 12 9.1 7.5 5 500 5570 220 20 12.9 15.3 | 169 21 -3.9 20.5 6 403 7098 235 17 13.9 9.8 | 169 15 -2.8 14.9 7 400 7150 230 19 14.6 12.2 | 173 18 -2.2 17.4 8 300 9130 240 42 36.4 21.0 | 217 33 19.6 26.2 9 250 10370 255 43 41.5 11.1 | 237 30 24.8 16.3 10 200 11860 245 40 36.3 16.9 | 221 29 19.5 22.1 11 150 13750 245 30 27.2 12.7 | 210 21 10.4 17.9 12 100 16340 250 11 10.3 3.8 | 144 11 -6.4 8.9 13 70 18570 360 5 -0.0 -5.0 | 91 17 -16.8 0.2 14 50 20650 145 1 -0.6 0.8 | 109 18 -17.3 6.0 15 30 23830 140 12 -7.7 9.2 | 120 28 -24.5 14.4 16 20 26390 125 13 -10.6 7.5 | 115 30 -27.4 12.6 17 10 30910 215 13 7.5 10.6 | 150 18 -9.3 15.8 Wind Parameters Mean winds (0-6000m): 257.2 at 23.4 knts Storm direction: 287.2 at 17.6 knts Shear (0-3000m) pos: 3.1 neg: 1.1 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 102.4 deg Storm rel helicity (0-3000m) pos: 67.2 neg: -13.5 tot: 53.7 m^2/s^2 ave: 17.9 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.3 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 68.17 Bulk Shear: 3.91 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 ------------------------------------------------------------------------------- 500 256 18 184 10| 15.2 0.0 15.2| 43.1 0.0 43.1 86.2 0.99| 16.4 16.3 1000 264 22 214 9| 9.7 0.0 9.7| 61.7 0.0 61.7 61.7 0.97| 11.9 11.5 1500 269 23 228 9| 6.2 0.0 6.2| 67.2 0.0 67.2 44.8 0.93| 9.1 8.5 2000 271 24 235 8| 4.6 0.6 5.2| 67.2 -4.2 63.0 31.5 0.80| 7.3 5.9 2500 271 24 238 9| 3.7 0.9 4.6| 67.2 -8.7 58.5 23.4 0.68| 6.3 4.3 3000 271 24 237 9| 3.1 1.1 4.2| 67.2 -13.5 53.7 17.9 0.59| 5.7 3.3 4000 267 24 230 10| 2.3 1.7 4.1| 67.2 -38.7 28.4 7.1 0.30| 5.3 1.6 5000 262 24 220 11| 1.9 2.0 3.9| 67.2 -66.9 0.3 0.1 0.12| 5.0 0.6 6000 257 23 210 12| 1.6 1.9 3.5| 68.2 -84.1 -16.0 -2.7 0.05| 4.6 0.2 Wrote GIF file: /home/apache/climate/data/raob//LICT/skewt/LICT.skewt.20250417.11.gif