UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 17 APR 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 101 0 0 SFC 997 127 18.4 16.4 88 2.0 17.1 0 0 291.8 293.9 290.4 325.3 11.84 2 967 388 16.0 15.3 96 0.7 15.5 321 1 291.9 294.0 290.0 324.2 11.37 3 952 522 18.2 14.9 81 3.3 16.1 301 1 295.5 297.5 291.1 327.9 11.26 4 925 769 19.0 15.3 79 3.7 16.5 265 2 298.7 300.9 292.6 333.4 11.90 5 910 910 20.2 15.7 75 4.5 17.2 277 4 301.4 303.6 293.8 337.9 12.42 6 894 1064 20.6 15.9 74 4.7 17.4 289 6 303.3 305.7 294.6 341.3 12.81 7 850 1500 18.6 15.2 81 3.4 16.3 325 12 305.6 308.0 295.3 344.2 12.89 8 831 1694 17.6 14.9 84 2.7 15.8 305 12 306.6 309.0 295.6 345.4 12.93 9 820 1808 18.6 13.6 73 5.0 15.3 294 11 308.8 311.0 295.6 345.3 12.03 10 778 2259 17.2 9.2 59 8.0 12.1 248 11 312.0 313.8 294.6 341.1 9.43 11 775 2292 17.4 6.4 48 11.0 10.7 244 11 312.5 314.0 293.5 336.7 7.80 12 772 2325 17.2 6.2 48 11.0 10.5 241 11 312.7 314.1 293.5 336.7 7.72 13 743 2651 15.0 9.0 67 6.0 11.2 207 10 313.7 315.6 295.3 344.0 9.75 14 725 2859 15.4 -6.6 21 22.0 4.6 186 10 316.3 317.0 290.8 326.8 3.21 15 700 3156 13.2 -1.8 35 15.0 5.2 155 9 317.1 318.0 292.4 332.5 4.79 16 632 4008 6.8 3.1 77 3.7 4.6 141 9 319.2 320.7 295.1 343.4 7.59 17 615 4233 5.6 2.9 83 2.7 4.0 138 9 320.3 321.8 295.5 344.9 7.70 18 500 5900 -4.7 -6.5 87 1.8 -5.6 110 9 327.3 328.2 295.0 343.0 4.71 19 499 5916 -4.7 -6.4 88 1.7 -5.5 110 9 327.5 328.4 295.1 343.4 4.75 20 439 6910 -10.5 -16.5 61 6.0 -12.7 87 18 332.4 332.9 294.5 340.8 2.40 21 400 7620 -13.9 -25.9 36 12.0 -17.3 70 25 336.9 337.2 294.6 341.2 1.16 22 341 8812 -21.7 -44.7 11 23.0 -25.0 42 18 342.0 342.1 295.0 342.9 0.21 23 322 9231 -25.3 -43.3 17 18.0 -27.8 32 15 342.7 342.8 295.2 343.8 0.26 24 316 9367 -26.5 -36.5 38 10.0 -28.2 29 14 342.9 343.0 295.5 345.0 0.53 25 300 9740 -29.5 -40.5 34 11.0 -31.0 20 12 343.8 343.9 295.6 345.3 0.37 26 266 10591 -36.3 -57.3 10 21.0 -37.6 93 9 345.9 345.9 295.8 346.2 0.06 27 250 11020 -40.3 -57.3 15 17.0 -41.2 130 8 346.2 346.2 295.8 346.4 0.07 28 243 11212 -41.9 -52.9 29 11.0 -42.6 120 9 346.6 346.6 296.0 347.1 0.12 29 242 11240 -42.1 -51.1 37 9.0 -42.7 118 9 346.7 346.7 296.0 347.3 0.14 30 229 11610 -44.1 -66.1 7 22.0 -44.9 99 12 349.2 349.2 296.5 349.3 0.02 31 200 12500 -51.7 -67.7 13 16.0 -52.1 50 17 350.9 350.9 296.8 351.0 0.02 32 191 12797 -53.9 -71.9 9 18.0 -54.2 55 17 352.0 352.0 297.1 352.1 0.01 33 162 13832 -63.1 -74.1 21 11.0 -63.2 72 18 353.5 353.5 297.4 353.6 0.01 34 150 14300 -67.7 -72.7 49 5.0 -67.7 80 18 353.5 353.5 297.4 353.5 0.01 35 147 14421 -68.5 -73.0 52 4.5 -68.5 77 18 354.1 354.1 297.5 354.2 0.01 36 143 14585 -70.1 -74.6 52 4.5 -70.1 72 17 354.1 354.1 297.5 354.2 0.01 37 100 16630 -84.7 -89.7 41 5.0 -84.7 10 10 364.1 364.1 299.5 364.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 552.48 mb = 5139.21 m = 16860.74 ft Wetbulb zero: 566.93 mb = 4888.16 m = 16037.08 ft Precipitable water: 1.88 inches Sfc-500 mean rel hum: 71.84 % Est. max temperature: 32.36 C = 90.25 F Sfc-Lift cond lev (LCL): 968.17 mb = 377.77 m = 1239.40 ft T: 16.10 C 700-500 lapse rate: 6.52 C/km ThetaE index: 17.17 C Layer 725.0- 700.0 mb Conv cond level (CCL): 666.80 mb = 3561.35 m = 11684.08 ft Mean mixing ratio: 11.77 g/kg Conv temperature: 44.69 C = 112.45 F Cap Strength: 9.52 C Lifted Index: 6.41 C Risk: None Lifted Index @300 mb: 10.65 C Lifted Index @700 mb: 8.79 C Showalter Index: 0.38 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.90 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 215.40 Risk: None Energy Index: -0.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.58 J/kg Max Up Vert Vel: 9.96 m/s Conv Inhibition (B-): 6605.42 J/kg Cap Strength: 9.44 C Lift Cond Lev (LCL): 906.10 mb = 947.49 m = 3108.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 162 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 ---------------------------------------------------------- 0 997 127 0 0 -0.0 -0.0 | 342 6 2.0 -6.0 1 925 769 265 2 2.0 0.2 | 326 7 4.0 -5.8 2 850 1500 325 12 6.9 -9.8 | 331 18 8.8 -15.8 3 700 3156 155 9 -3.8 8.2 | 140 3 -1.8 2.2 4 500 5900 110 9 -8.5 3.1 | 66 7 -6.5 -2.9 5 400 7620 70 25 -23.5 -8.6 | 56 26 -21.5 -14.5 6 300 9740 20 12 -4.1 -11.3 | 7 17 -2.1 -17.2 7 250 11020 130 8 -6.1 5.1 | 79 4 -4.2 -0.8 8 200 12500 50 17 -13.0 -10.9 | 33 20 -11.1 -16.9 9 150 14300 80 18 -17.7 -3.1 | 60 18 -15.8 -9.1 10 100 16630 10 10 -1.7 -9.8 | 359 16 0.2 -15.8 Wind Parameters Mean winds (0-6000m): 131.8 at 8.4 knts Storm direction: 161.8 at 6.3 knts Shear (0-3000m) pos: 1.8 neg: 3.3 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 167.6 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -82.9 tot: -69.3 m^2/s^2 ave: -23.1 10^-3 m/s^2 rel: -0.57 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -4.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.77 Bulk Shear: 10.39 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 ------------------------------------------------------------------------------- 500 259 1 335 6| 0.0 1.6 1.6| 0.0 -2.4 -2.4 -4.8 -0.67| 2.0 -1.3 1000 281 2 327 8| 2.8 0.8 3.6| 0.6 -6.8 -6.2 -6.2 -0.40| 4.1 -1.6 1500 313 5 329 11| 3.6 0.5 4.1| 13.5 -16.5 -3.0 -2.0 -0.12| 5.8 -0.7 2000 303 6 322 12| 2.7 2.5 5.2| 13.5 -54.8 -41.3 -20.6 -0.42| 7.0 -2.9 2500 292 7 315 12| 2.1 3.4 5.5| 13.5 -74.8 -61.2 -24.5 -0.51| 7.5 -3.8 3000 305 8 321 13| 1.8 3.3 5.1| 13.5 -82.9 -69.3 -23.1 -0.57| 7.7 -4.4 4000 225 8 272 8| 1.3 2.5 3.8| 13.5 -85.2 -71.7 -17.9 -0.59| 6.2 -3.6 5000 149 8 115 2| 1.1 2.0 3.1| 13.5 -87.7 -74.1 -14.8 -0.60| 5.2 -3.1 6000 132 8 85 4| 0.9 1.8 2.7| 14.6 -89.9 -75.3 -12.5 -0.57| 4.7 -2.7 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20250417.12.gif