UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 17 JAN 26 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 99 180 1 SFC 997 125 21.0 19.7 92 1.3 20.1 180 1 294.4 297.0 293.4 336.3 14.64 2 954 506 18.4 18.1 98 0.3 18.2 192 2 295.5 298.0 293.1 335.2 13.83 3 925 772 19.2 16.7 85 2.5 17.5 200 2 298.9 301.3 293.6 336.9 13.04 4 908 932 19.4 17.8 90 1.6 18.3 227 2 300.7 303.4 295.0 342.6 14.27 5 850 1500 16.8 16.5 98 0.3 16.6 325 4 303.7 306.3 295.6 345.4 14.03 6 839 1611 15.8 15.8 100 0.0 15.8 336 4 303.8 306.3 295.3 344.2 13.58 7 836 1642 17.6 14.6 83 3.0 15.6 340 4 306.0 308.4 295.3 343.8 12.60 8 828 1724 18.2 12.2 68 6.0 14.3 348 5 307.5 309.5 294.4 340.3 10.85 9 813 1881 18.6 8.6 52 10.0 12.4 4 5 309.5 311.2 293.3 336.0 8.66 10 811 1902 18.6 9.6 56 9.0 12.9 6 5 309.8 311.5 293.9 338.2 9.29 11 702 3128 12.2 4.2 58 8.0 7.5 133 8 315.7 317.2 294.1 339.0 7.39 12 700 3152 12.0 4.0 58 8.0 7.3 135 8 315.8 317.2 294.0 338.8 7.30 13 592 4533 1.6 0.3 91 1.3 0.9 98 11 319.2 320.5 294.4 340.4 6.62 14 588 4588 2.2 -0.6 82 2.8 0.7 96 12 320.5 321.7 294.4 340.6 6.24 15 525 5496 -4.3 -4.3 100 0.0 -4.3 71 14 323.3 324.3 294.4 340.6 5.31 16 500 5880 -6.5 -7.0 96 0.5 -6.7 60 15 325.1 326.0 294.3 340.1 4.53 17 482 6164 -8.9 -8.9 100 0.0 -8.9 90 17 325.6 326.4 294.1 339.1 4.05 18 461 6506 -10.7 -11.5 94 0.8 -11.1 126 19 327.5 328.2 294.1 339.1 3.44 19 441 6845 -11.7 -17.7 61 6.0 -13.8 161 21 330.4 330.9 293.8 337.9 2.16 20 423 7164 -10.1 -52.1 2 42.0 -16.5 195 23 336.4 336.5 293.5 336.7 0.07 21 400 7590 -13.9 -48.9 3 35.0 -19.2 240 26 336.9 336.9 293.7 337.4 0.11 22 347 8651 -23.7 -52.7 5 29.0 -26.8 284 19 337.6 337.7 293.8 338.0 0.08 23 309 9489 -29.7 -60.7 3 31.0 -31.9 321 13 340.6 340.6 294.5 340.8 0.03 24 300 9700 -30.5 -62.5 3 32.0 -32.6 330 11 342.4 342.4 294.9 342.5 0.03 25 290 9940 -31.9 -63.9 3 32.0 -33.8 337 14 343.7 343.7 295.3 343.8 0.02 26 250 10970 -40.7 -61.7 9 21.0 -41.6 5 25 345.6 345.6 295.7 345.7 0.04 27 228 11587 -46.5 -59.5 21 13.0 -47.0 17 28 345.9 345.9 295.8 346.2 0.06 28 200 12440 -53.5 -65.5 22 12.0 -53.8 35 32 348.0 348.1 296.2 348.2 0.03 29 172 13390 -62.5 -66.7 57 4.2 -62.6 35 29 348.5 348.5 296.3 348.6 0.03 30 157 13946 -67.1 -69.8 68 2.7 -67.1 35 27 349.9 349.9 296.6 350.0 0.02 31 150 14220 -68.9 -77.9 26 9.0 -68.9 35 26 351.4 351.4 297.0 351.4 0.01 32 148 14301 -68.5 -80.5 16 12.0 -68.5 35 26 353.4 353.4 297.4 353.5 0.00 33 137 14763 -69.5 -82.5 13 13.0 -69.5 34 25 359.6 359.6 298.6 359.6 0.00 34 121 15498 -73.5 -84.5 17 11.0 -73.5 32 23 365.3 365.3 299.7 365.3 0.00 35 100 16590 -82.5 -88.5 35 6.0 -82.5 30 20 368.3 368.3 300.2 368.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 566.68 mb = 4895.36 m = 16060.71 ft Wetbulb zero: 579.60 mb = 4703.48 m = 15431.19 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 79.68 % Est. max temperature: 30.36 C = 86.64 F Sfc-Lift cond lev (LCL): 978.46 mb = 287.33 m = 942.68 ft T: 19.89 C 700-500 lapse rate: 6.78 C/km ThetaE index: 9.39 C Layer 839.0- 811.0 mb Conv cond level (CCL): 844.07 mb = 1559.68 m = 5116.99 ft Mean mixing ratio: 13.90 g/kg Conv temperature: 30.38 C = 86.68 F Cap Strength: 5.92 C Lifted Index: 1.39 C Risk: Showers probable Lifted Index @300 mb: 5.16 C Lifted Index @700 mb: 5.12 C Showalter Index: -1.89 C Risk: Thunderstorms probable Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.00 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 221.00 Risk: None Energy Index: -1.07 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.46 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 3659.57 J/kg Cap Strength: 5.91 C Lift Cond Lev (LCL): 928.59 mb = 738.68 m = 2423.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 at 6 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 ---------------------------------------------------------- 0 997 125 180 1 0.0 1.0 | 289 6 5.4 -1.8 1 925 772 200 2 0.7 1.9 | 279 6 6.1 -1.0 2 850 1500 325 4 2.3 -3.3 | 308 10 7.7 -6.1 3 700 3152 135 8 -5.7 5.7 | 175 3 -0.2 2.8 4 500 5880 60 15 -13.0 -7.5 | 36 13 -7.6 -10.3 5 400 7590 240 26 22.5 13.0 | 250 30 27.9 10.2 6 300 9700 330 11 5.5 -9.5 | 319 16 10.9 -12.4 7 250 10970 5 25 -2.2 -24.9 | 353 28 3.2 -27.7 8 200 12440 35 32 -18.4 -26.2 | 24 32 -12.9 -29.0 9 150 14220 35 26 -14.9 -21.3 | 21 26 -9.5 -24.1 10 100 16590 30 20 -10.0 -17.3 | 13 21 -4.6 -20.2 Wind Parameters Mean winds (0-6000m): 87.6 at 8.1 knts Storm direction: 117.6 at 6.1 knts Shear (0-3000m) pos: 1.3 neg: 0.0 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -119.1 deg Storm rel helicity (0-3000m) pos: 33.7 neg: -1.6 tot: 32.0 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.02 Bulk Shear: 9.75 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 ------------------------------------------------------------------------------- 500 191 1 285 6| 0.9 0.0 0.9| 0.0 -1.2 -1.2 -2.5 -0.93| 0.9 -0.8 1000 212 2 281 7| 1.5 0.0 1.5| 2.1 -1.6 0.5 0.5 -0.01| 2.0 -0.0 1500 270 2 290 8| 1.8 0.0 1.8| 14.1 -1.6 12.5 8.3 0.53| 3.1 1.6 2000 329 3 308 9| 1.6 0.0 1.6| 24.2 -1.6 22.6 11.3 0.66| 3.5 2.3 2500 29 4 329 7| 1.4 0.0 1.4| 30.7 -1.6 29.1 11.6 0.67| 3.9 2.6 3000 142 4 259 3| 1.3 0.0 1.3| 33.7 -1.6 32.0 10.7 0.70| 4.4 3.1 4000 127 5 246 1| 0.9 0.6 1.5| 33.7 -5.4 28.2 7.1 0.45| 4.0 1.8 5000 107 7 51 1| 0.8 1.1 1.8| 33.7 -13.2 20.5 4.1 0.26| 3.8 1.0 6000 88 8 41 4| 1.1 1.1 2.2| 55.8 -23.3 32.5 5.4 0.26| 4.2 1.1 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20260117.12.gif