UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 3 DEC 25 Station: SP516 WMO ident: 84516 ------------------------------------------------------------------------------- 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 122 180 2 SFC 999 131 18.6 16.4 87 2.2 17.2 180 2 291.8 293.9 290.3 325.3 11.82 2 934 704 14.4 14.4 100 0.0 14.4 158 5 293.2 295.2 290.2 324.9 11.11 3 926 778 18.4 15.0 81 3.4 16.2 155 6 298.0 300.1 292.2 331.9 11.66 4 925 787 18.8 15.1 79 3.7 16.4 155 6 298.5 300.7 292.4 332.7 11.74 5 920 834 19.4 14.9 75 4.5 16.4 145 6 299.6 301.7 292.7 333.7 11.66 6 890 1120 20.4 13.4 64 7.0 15.8 87 4 303.5 305.5 293.3 336.0 10.92 7 850 1517 18.2 11.2 64 7.0 13.7 5 2 305.2 307.0 293.0 334.8 9.88 8 829 1731 16.6 12.9 79 3.7 14.2 24 3 305.7 307.8 294.3 339.8 11.35 9 767 2389 12.6 5.6 62 7.0 8.5 84 5 308.3 309.7 292.0 331.1 7.46 10 737 2723 10.0 7.0 82 3.0 8.2 115 6 309.0 310.6 293.1 335.1 8.56 11 716 2964 11.2 -4.8 32 16.0 3.4 138 7 312.9 313.6 290.2 324.8 3.74 12 700 3153 10.4 -6.6 30 17.0 2.3 155 8 314.0 314.6 290.2 324.7 3.33 13 682 3369 8.4 -2.6 46 11.0 2.8 166 8 314.1 315.0 291.4 328.8 4.63 14 677 3430 9.0 -9.0 27 18.0 0.8 169 8 315.5 316.0 290.2 324.7 2.86 15 643 3856 8.6 -28.4 5 37.0 -2.8 190 7 319.7 319.8 289.3 321.7 0.57 16 633 3986 8.4 -26.6 6 35.0 -2.8 197 7 320.9 321.0 289.8 323.3 0.69 17 528 5452 -3.9 -26.9 15 23.0 -10.4 272 5 323.2 323.4 290.6 326.1 0.80 18 500 5880 -6.5 -20.5 32 14.0 -11.1 295 5 325.1 325.4 291.8 330.3 1.50 19 418 7249 -15.9 -39.9 11 24.0 -20.0 339 15 330.1 330.2 292.0 331.2 0.28 20 407 7450 -15.1 -46.1 5 31.0 -19.8 346 17 333.7 333.7 292.9 334.3 0.15 21 400 7580 -15.9 -46.9 5 31.0 -20.5 350 18 334.3 334.4 293.0 334.9 0.14 22 370 8164 -19.9 -41.9 12 22.0 -23.4 316 20 336.5 336.6 293.7 337.6 0.26 23 361 8347 -19.9 -55.9 3 36.0 -23.9 305 21 338.9 338.9 294.1 339.2 0.05 24 319 9251 -27.9 -57.9 4 30.0 -30.3 252 24 340.0 340.0 294.4 340.2 0.05 25 300 9690 -30.7 -57.7 5 27.0 -32.7 225 26 342.1 342.1 294.9 342.3 0.05 26 273 10354 -36.7 -56.7 11 20.0 -37.9 155 22 342.8 342.8 295.0 343.0 0.07 27 250 10960 -41.3 -47.3 52 6.0 -41.8 90 18 344.7 344.7 295.6 345.5 0.21 28 242 11179 -42.9 -45.9 72 3.0 -43.1 101 17 345.5 345.5 295.8 346.5 0.26 29 213 12023 -49.1 -58.1 34 9.0 -49.4 144 14 348.7 348.7 296.4 349.0 0.07 30 203 12334 -51.9 -62.9 26 11.0 -52.2 160 12 349.1 349.1 296.5 349.3 0.04 31 200 12430 -52.7 -62.7 29 10.0 -52.9 165 12 349.3 349.3 296.5 349.5 0.04 32 165 13642 -64.3 -70.3 44 6.0 -64.4 218 29 349.7 349.7 296.5 349.7 0.02 33 150 14220 -69.1 -73.7 51 4.6 -69.1 245 38 351.1 351.1 296.8 351.1 0.01 34 124 15339 -76.7 -81.3 48 4.6 -76.7 257 30 356.9 356.9 298.1 356.9 0.00 35 112 15925 -77.3 -85.3 27 8.0 -77.3 263 26 366.3 366.3 299.9 366.3 0.00 36 101 16513 -80.7 -88.7 25 8.0 -80.7 269 21 370.8 370.8 300.7 370.8 0.00 37 100 16570 -78.3 -87.3 22 9.0 -78.3 270 21 376.4 376.4 301.6 376.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 561.29 mb = 4986.89 m = 16360.99 ft Wetbulb zero: 669.14 mb = 3526.60 m = 11570.06 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 44.30 % Est. max temperature: 32.00 C = 89.60 F Sfc-Lift cond lev (LCL): 967.12 mb = 407.16 m = 1335.82 ft T: 16.58 C 700-500 lapse rate: 6.20 C/km ThetaE index: 10.41 C Layer 716.0- 682.0 mb Conv cond level (CCL): 943.65 mb = 616.74 m = 2023.41 ft Mean mixing ratio: 11.46 g/kg Conv temperature: 19.78 C = 67.60 F Cap Strength: 9.26 C Lifted Index: 5.73 C Risk: None Lifted Index @300 mb: 10.94 C Lifted Index @700 mb: 6.86 C Showalter Index: 2.50 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 17.70 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 143.40 Risk: None Energy Index: -0.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.09 J/kg Max Up Vert Vel: 9.81 m/s Conv Inhibition (B-): 6495.06 J/kg Cap Strength: 9.10 C Lift Cond Lev (LCL): 916.50 mb = 866.68 m = 2843.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 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 ---------------------------------------------------------- 0 999 131 180 2 0.0 2.0 | 42 2 -1.6 -1.8 1 925 787 155 6 -2.5 5.4 | 111 4 -4.2 1.6 2 850 1517 5 2 -0.2 -2.0 | 17 6 -1.8 -5.8 3 700 3153 155 8 -3.4 7.3 | 125 6 -5.0 3.4 4 500 5880 295 5 4.5 -2.1 | 334 7 2.9 -5.9 5 400 7580 350 18 3.1 -17.7 | 356 22 1.5 -21.5 6 300 9690 225 26 18.4 18.4 | 229 22 16.8 14.6 7 250 10960 90 18 -18.0 0.0 | 79 20 -19.6 -3.8 8 200 12430 165 12 -3.1 11.6 | 149 9 -4.7 7.8 9 150 14220 245 38 34.4 16.1 | 250 35 32.8 12.3 10 100 16570 270 21 21.0 -0.0 | 281 20 19.4 -3.8 Wind Parameters Mean winds (0-6000m): 173.1 at 5.5 knts Storm direction: 203.1 at 4.1 knts Shear (0-3000m) pos: 1.7 neg: 0.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 80.0 deg Storm rel helicity (0-3000m) pos: 27.9 neg: -17.0 tot: 10.9 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 78.39 Bulk Shear: 0.61 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 ------------------------------------------------------------------------------- 500 163 4 80 3| 0.0 3.3 3.3| 1.7 0.0 1.7 3.4 0.82| 3.4 2.8 1000 149 4 89 4| 0.0 2.4 2.4| 1.9 -9.0 -7.0 -7.0 -0.27| 5.5 -1.5 1500 152 4 84 3| 0.0 1.5 1.5| 2.4 -17.0 -14.6 -9.7 -0.44| 5.4 -2.4 2000 130 4 73 5| 0.8 1.1 1.9| 8.1 -17.0 -9.0 -4.5 -0.21| 4.9 -1.0 2500 125 4 73 5| 1.4 0.9 2.3| 17.5 -17.0 0.5 0.2 0.02| 4.9 0.1 3000 148 5 90 4| 1.7 0.8 2.4| 27.9 -17.0 10.9 3.6 0.21| 5.1 1.0 4000 161 5 109 4| 1.2 0.6 1.8| 34.5 -17.0 17.4 4.4 0.33| 4.7 1.6 5000 171 5 124 3| 0.8 0.5 1.2| 39.3 -17.0 22.2 4.4 0.41| 4.3 1.8 6000 173 6 126 3| 0.6 0.4 0.9| 43.9 -17.5 26.5 4.4 0.42| 4.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20251203.12.gif