UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 4 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 ------------------------------------------------------------------------------- SFC 1002 124 18.8 16.6 87 2.2 17.4 135 2 291.8 293.9 290.5 325.6 11.94 1 1000 141 18.4 16.5 89 1.9 17.2 135 4 291.5 293.7 290.3 325.2 11.88 2 925 805 13.6 13.6 100 0.0 13.6 125 3 293.2 295.1 289.8 323.5 10.64 3 908 962 13.0 13.0 100 0.0 13.0 95 3 294.2 296.0 290.0 324.0 10.42 4 893 1103 17.6 13.6 77 4.0 15.0 69 4 300.3 302.3 292.4 332.7 11.03 5 877 1259 18.2 12.2 68 6.0 14.4 40 4 302.5 304.4 292.5 332.8 10.23 6 850 1527 17.8 12.8 73 5.0 14.6 350 5 304.8 306.8 293.7 337.7 10.99 7 823 1803 16.8 6.8 52 10.0 10.8 17 5 306.6 308.0 291.6 329.5 7.55 8 811 1928 15.8 9.8 67 6.0 12.0 30 5 306.8 308.6 293.1 335.3 9.42 9 741 2689 11.2 1.2 50 10.0 5.8 107 6 309.8 310.9 290.9 327.3 5.64 10 700 3163 9.4 -8.6 27 18.0 1.3 155 6 312.9 313.4 289.4 322.1 2.85 11 667 3562 8.4 -15.6 17 24.0 -1.0 174 8 316.1 316.4 289.3 321.8 1.70 12 660 3649 9.6 -25.4 7 35.0 -1.9 179 9 318.4 318.6 289.0 321.0 0.73 13 517 5618 -5.5 -26.5 17 21.0 -11.3 277 20 323.2 323.4 290.6 326.2 0.85 14 500 5880 -6.5 -33.5 10 27.0 -12.8 290 22 325.1 325.2 290.8 326.8 0.45 15 424 7150 -12.7 -36.7 11 24.0 -17.6 353 18 332.9 333.0 292.9 334.4 0.39 16 400 7590 -16.5 -35.5 18 19.0 -20.3 15 17 333.5 333.6 293.2 335.3 0.46 17 393 7723 -17.7 -34.7 21 17.0 -21.1 5 18 333.7 333.8 293.2 335.6 0.51 18 344 8711 -22.3 -56.3 3 34.0 -25.8 291 23 340.4 340.4 294.4 340.6 0.05 19 300 9700 -30.7 -57.7 5 27.0 -32.7 215 29 342.1 342.1 294.9 342.3 0.05 20 272 10390 -36.9 -55.9 12 19.0 -38.1 167 21 342.8 342.9 295.1 343.1 0.07 21 260 10702 -39.9 -44.9 59 5.0 -40.4 144 18 342.9 342.9 295.3 344.0 0.27 22 256 10808 -40.5 -44.5 65 4.0 -40.8 137 17 343.5 343.6 295.4 344.7 0.28 23 250 10970 -41.7 -45.8 64 4.1 -42.1 125 15 344.1 344.1 295.6 345.1 0.25 24 231 11498 -45.7 -48.1 77 2.4 -45.9 118 21 345.9 345.9 295.9 346.7 0.21 25 224 11702 -46.3 -50.3 64 4.0 -46.5 115 23 348.0 348.0 296.3 348.7 0.17 26 214 12002 -48.9 -54.9 50 6.0 -49.1 111 27 348.5 348.5 296.4 349.0 0.10 27 200 12440 -52.7 -58.7 48 6.0 -52.9 105 32 349.3 349.3 296.5 349.6 0.07 28 178 13184 -59.5 -64.5 52 5.0 -59.6 107 30 350.0 350.0 296.7 350.2 0.04 29 169 13509 -61.3 -72.3 22 11.0 -61.4 108 28 352.3 352.3 297.1 352.3 0.01 30 150 14240 -67.9 -73.9 42 6.0 -67.9 110 26 353.1 353.1 297.3 353.2 0.01 31 149 14280 -68.3 -73.3 49 5.0 -68.4 112 26 353.1 353.1 297.3 353.2 0.01 32 116 15743 -77.7 -82.7 44 5.0 -77.7 170 23 361.9 361.9 299.1 361.9 0.00 33 100 16580 -82.3 -87.3 42 5.0 -82.3 205 21 368.7 368.7 300.4 368.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5739.00 m Freezing level: 569.09 mb = 4901.12 m = 16079.59 ft Wetbulb zero: 681.57 mb = 3383.48 m = 11100.53 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 42.15 % Est. max temperature: 31.64 C = 88.96 F Sfc-Lift cond lev (LCL): 970.05 mb = 399.99 m = 1312.27 ft T: 16.53 C 700-500 lapse rate: 5.85 C/km ThetaE index: 14.25 C Layer 741.0- 517.0 mb Conv cond level (CCL): 938.18 mb = 684.47 m = 2245.61 ft Mean mixing ratio: 11.10 g/kg Conv temperature: 19.93 C = 67.88 F Cap Strength: 10.05 C Lifted Index: 7.54 C Risk: None Lifted Index @300 mb: 13.23 C Lifted Index @700 mb: 7.21 C Showalter Index: 1.27 C Risk: Showers probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 19.30 C K Index: 19.10 Risk: < 20 % chance of thunderstorms Sweat Index: 185.60 Risk: None Energy Index: -2.00 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.16 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 10.02 C Lift Cond Lev (LCL): 940.17 mb = 666.41 m = 2186.37 ft Lev Free Conv (LFC): 935.17 mb = 711.83 m = 2335.38 ft Equ Level (EL): 905.17 mb = 988.24 m = 3242.23 ft B at Equ Level: 8.20 J/kg Max Parcel Lev (MPL): 895.17 mb = 1082.74 m = 3552.27 ft Wind level data Storm motion: 309 at 7 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 124 135 2 -1.4 1.4 | 131 9 -7.0 6.0 1 1000 141 135 4 -2.8 2.8 | 131 11 -8.4 7.4 2 925 805 125 3 -2.5 1.7 | 128 10 -8.1 6.3 3 850 1527 350 5 0.9 -4.9 | 86 5 -4.7 -0.3 4 700 3163 155 6 -2.5 5.4 | 141 13 -8.2 10.1 5 500 5880 290 22 20.7 -7.5 | 281 15 15.1 -2.9 6 400 7590 15 17 -4.4 -16.4 | 40 15 -10.0 -11.8 7 300 9700 215 29 16.6 23.8 | 201 30 11.0 28.4 8 250 10970 125 15 -12.3 8.6 | 126 22 -17.9 13.2 9 200 12440 105 32 -30.9 8.3 | 109 39 -36.5 12.9 10 150 14240 110 26 -24.4 8.9 | 114 33 -30.0 13.5 11 100 16580 205 21 8.9 19.0 | 188 24 3.3 23.7 Wind Parameters Mean winds (0-6000m): 279.4 at 9.7 knts Storm direction: 309.4 at 7.3 knts Shear (0-3000m) pos: 1.8 neg: 1.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 8.5 deg Storm rel helicity (0-3000m) pos: 33.1 neg: -17.4 tot: 15.7 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 22.00 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 ------------------------------------------------------------------------------- 500 132 4 130 11| 0.0 1.4 1.4| 0.1 -1.1 -1.0 -1.9 -0.13| 2.7 -0.3 1000 120 3 126 11| 0.0 1.9 1.9| 0.1 -11.0 -10.8 -10.8 -0.62| 3.3 -2.1 1500 89 4 116 10| 0.0 2.3 2.3| 0.1 -17.4 -17.3 -11.5 -0.54| 4.5 -2.4 2000 59 4 105 10| 1.1 1.7 2.8| 3.8 -17.4 -13.6 -6.8 -0.31| 4.6 -1.4 2500 71 4 108 10| 1.7 1.4 3.1| 15.7 -17.4 -1.7 -0.7 -0.07| 4.7 -0.3 3000 99 5 118 12| 1.8 1.1 3.0| 33.1 -17.4 15.7 5.2 0.13| 4.8 0.6 4000 161 6 143 12| 2.1 0.9 3.0| 68.8 -17.4 51.4 12.8 0.34| 4.8 1.7 5000 222 7 176 10| 2.0 0.7 2.7|125.1 -17.4 107.7 21.5 0.52| 5.3 2.8 6000 279 10 233 5| 1.6 0.6 2.2|196.1 -17.4 178.7 29.8 0.65| 6.0 3.9 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20251204.12.gif