UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 18 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 112 0 0 SFC 998 129 18.0 16.9 93 1.1 17.3 0 0 291.3 293.5 290.5 325.8 12.22 2 978 302 16.4 16.1 98 0.3 16.2 17 1 291.4 293.5 290.2 324.9 11.85 3 925 781 20.8 16.0 74 4.8 17.6 65 3 300.6 302.9 293.6 337.1 12.46 4 916 866 21.2 16.7 75 4.5 18.1 52 3 301.8 304.3 294.5 340.7 13.17 5 900 1019 20.8 14.8 69 6.0 16.8 28 4 302.9 305.1 293.9 338.0 11.84 6 883 1184 20.0 15.1 73 4.9 16.7 2 5 303.8 306.0 294.4 340.4 12.31 7 850 1512 17.6 14.8 84 2.8 15.7 310 7 304.6 306.9 294.8 342.0 12.55 8 825 1767 16.2 14.3 89 1.9 14.9 335 7 305.7 308.0 295.1 343.2 12.52 9 799 2040 15.4 14.0 91 1.4 14.5 1 6 307.7 310.1 295.7 346.0 12.68 10 779 2255 14.2 12.7 91 1.5 13.2 22 6 308.6 310.9 295.5 344.8 11.94 11 768 2375 14.4 7.4 63 7.0 10.1 34 5 310.1 311.7 293.3 336.0 8.44 12 757 2497 14.2 8.2 67 6.0 10.4 45 5 311.2 312.9 294.1 339.0 9.05 13 755 2520 14.2 7.2 63 7.0 9.9 48 5 311.4 313.0 293.7 337.5 8.47 14 753 2542 14.2 10.9 81 3.3 12.0 50 5 311.6 313.7 295.6 345.3 10.95 15 738 2713 15.2 1.2 39 14.0 7.3 66 5 314.5 315.6 292.4 332.4 5.66 16 700 3159 12.2 7.2 71 5.0 9.1 110 4 316.0 317.8 295.4 344.7 9.15 17 683 3365 10.4 6.3 76 4.1 7.9 106 5 316.2 317.9 295.3 343.9 8.81 18 581 4695 1.6 -0.4 87 2.0 0.5 82 12 320.9 322.2 294.7 341.6 6.41 19 555 5065 1.0 -3.2 73 4.2 -1.2 76 14 324.4 325.5 294.9 342.3 5.45 20 544 5227 0.4 -5.6 64 6.0 -2.6 73 15 325.6 326.5 294.6 340.9 4.64 21 500 5900 -4.1 -6.3 85 2.2 -5.2 60 19 328.0 329.0 295.3 344.0 4.78 22 472 6352 -6.5 -9.7 78 3.2 -7.9 66 19 330.5 331.3 295.2 343.7 3.88 23 437 6948 -11.7 -11.7 100 0.0 -11.7 75 18 331.3 332.0 295.1 343.5 3.58 24 404 7545 -16.1 -16.2 99 0.1 -16.2 84 18 333.1 333.7 294.9 342.4 2.67 25 403 7564 -16.1 -17.1 92 1.0 -16.4 84 18 333.3 333.9 294.8 342.0 2.49 26 402 7582 -15.7 -20.7 65 5.0 -17.3 84 18 334.1 334.5 294.4 340.6 1.83 27 401 7601 -15.9 -19.5 74 3.6 -17.1 85 18 334.1 334.5 294.6 341.3 2.04 28 400 7620 -15.5 -26.5 38 11.0 -18.4 85 18 334.8 335.1 294.0 338.8 1.10 29 396 7696 -14.5 -31.5 22 17.0 -18.5 87 18 337.1 337.3 294.3 339.7 0.69 30 361 8392 -18.9 -34.9 23 16.0 -22.1 101 16 340.3 340.4 294.9 342.4 0.55 31 321 9254 -26.7 -44.7 17 18.0 -29.0 119 13 341.1 341.1 294.8 342.0 0.22 32 300 9740 -30.1 -47.1 17 17.0 -31.9 130 12 343.0 343.0 295.2 343.7 0.18 33 253 10929 -40.1 -46.1 53 6.0 -40.6 69 14 345.3 345.3 295.8 346.3 0.24 34 250 11010 -40.9 -47.9 47 7.0 -41.4 65 14 345.3 345.3 295.7 346.1 0.20 35 244 11175 -41.3 -55.3 21 14.0 -42.1 61 15 347.1 347.1 296.1 347.4 0.09 36 234 11457 -43.3 -56.3 23 13.0 -44.0 55 16 348.2 348.2 296.3 348.6 0.08 37 200 12490 -52.5 -62.5 29 10.0 -52.8 30 20 349.6 349.6 296.6 349.8 0.04 38 180 13162 -58.7 -63.7 52 5.0 -58.8 50 17 350.2 350.2 296.7 350.4 0.04 39 179 13197 -59.1 -66.1 40 7.0 -59.2 51 17 350.1 350.1 296.7 350.2 0.03 40 168 13593 -60.9 -73.9 16 13.0 -61.0 63 15 353.5 353.5 297.4 353.6 0.01 41 156 14050 -64.3 -77.3 15 13.0 -64.4 78 13 355.3 355.3 297.8 355.3 0.01 42 150 14290 -65.3 -77.3 17 12.0 -65.4 85 12 357.6 357.6 298.2 357.6 0.01 43 142 14621 -66.7 -83.7 7 17.0 -66.8 68 12 360.8 360.8 298.8 360.8 0.00 44 100 16650 -82.5 -90.5 24 8.0 -82.5 320 13 368.3 368.3 300.2 368.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 540.09 mb = 5286.38 m = 17343.56 ft Wetbulb zero: 573.53 mb = 4799.80 m = 15747.18 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 77.51 % Est. max temperature: 31.35 C = 88.43 F Sfc-Lift cond lev (LCL): 982.13 mb = 266.25 m = 873.52 ft T: 16.73 C 700-500 lapse rate: 5.95 C/km ThetaE index: 12.88 C Layer 738.0- 700.0 mb Conv cond level (CCL): 981.44 mb = 272.29 m = 893.34 ft Mean mixing ratio: 12.24 g/kg Conv temperature: 18.07 C = 64.52 F Cap Strength: 7.91 C Lifted Index: 6.08 C Risk: None Lifted Index @300 mb: 8.79 C Lifted Index @700 mb: 7.08 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 18.90 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 210.60 Risk: None Energy Index: 0.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.12 J/kg Max Up Vert Vel: 9.50 m/s Conv Inhibition (B-): 5915.14 J/kg Cap Strength: 7.88 C Lift Cond Lev (LCL): 906.75 mb = 953.95 m = 3129.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 89 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 ---------------------------------------------------------- 0 998 129 0 0 -0.0 -0.0 | 269 6 6.3 0.1 1 925 781 65 3 -2.7 -1.3 | 288 4 3.5 -1.2 2 850 1512 310 7 5.4 -4.5 | 291 12 11.6 -4.4 3 700 3159 110 4 -3.8 1.4 | 240 3 2.5 1.5 4 500 5900 60 19 -16.5 -9.5 | 47 14 -10.2 -9.4 5 400 7620 85 18 -17.9 -1.6 | 83 12 -11.7 -1.5 6 300 9740 130 12 -9.2 7.7 | 159 8 -2.9 7.8 7 250 11010 65 14 -12.7 -5.9 | 48 9 -6.4 -5.8 8 200 12490 30 20 -10.0 -17.3 | 12 18 -3.7 -17.2 9 150 14290 85 12 -12.0 -1.0 | 81 6 -5.7 -0.9 10 100 16650 320 13 8.4 -10.0 | 304 18 14.6 -9.9 Wind Parameters Mean winds (0-6000m): 59.1 at 8.3 knts Storm direction: 89.1 at 6.3 knts Shear (0-3000m) pos: 1.9 neg: 1.2 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -27.6 deg Storm rel helicity (0-3000m) pos: 19.2 neg: -11.5 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.54 Bulk Shear: 6.90 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 70 1 273 5| 2.4 0.0 2.4| 2.8 0.0 2.8 5.6 0.71| 2.6 1.9 1000 46 2 288 5| 1.2 1.8 3.0| 4.9 -0.0 4.9 4.9 0.49| 3.8 1.9 1500 349 4 296 8| 0.8 2.4 3.2| 8.1 -9.6 -1.5 -1.0 0.08| 5.1 0.4 2000 346 4 299 8| 1.9 1.8 3.7| 17.7 -9.6 8.1 4.1 0.23| 5.3 1.2 2500 354 5 303 8| 2.1 1.5 3.6| 19.2 -9.8 9.3 3.7 0.21| 5.2 1.1 3000 346 5 300 9| 1.9 1.2 3.1| 19.2 -11.5 7.6 2.5 0.08| 5.0 0.4 4000 47 5 322 4| 1.4 0.6 2.0| 19.2 -13.9 5.3 1.3 -0.06| 4.5 -0.3 5000 65 6 351 3| 1.1 1.0 2.2| 19.2 -19.1 0.1 0.0 -0.13| 4.3 -0.6 6000 59 8 12 4| 0.9 1.3 2.3| 22.5 -28.3 -5.8 -1.0 -0.16| 4.1 -0.7 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20250418.12.gif