UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 20 OCT 25 Station: SGAS WMO ident: 86218 Latitude: -25.27 Longitude: -57.63 Elevation: 101.00 ------------------------------------------------------------------------------- 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 1010 101 20.0 12.0 60 8.0 15.1 95 16 292.3 293.9 287.8 317.3 8.75 1 1000 172 19.4 11.4 60 8.0 14.6 50 12 292.5 294.1 287.7 316.8 8.49 2 952 593 16.6 9.6 63 7.0 12.4 53 18 293.9 295.3 287.6 316.6 7.90 3 949 620 18.0 9.0 56 9.0 12.7 53 18 295.5 296.9 287.9 317.6 7.61 4 925 839 17.0 7.0 52 10.0 11.3 55 21 296.7 297.9 287.6 316.6 6.80 5 916 922 17.0 5.0 45 12.0 10.3 50 20 297.5 298.6 287.1 315.1 5.97 6 850 1554 12.2 3.2 54 9.0 7.3 10 16 298.9 300.0 287.3 315.8 5.67 7 819 1863 9.4 2.4 62 7.0 5.7 30 15 299.2 300.2 287.3 315.7 5.56 8 804 2017 12.0 -28.0 4 40.0 0.3 40 14 303.5 303.6 283.4 305.1 0.47 9 714 3005 9.4 -29.6 4 39.0 -1.9 104 11 311.1 311.2 286.3 312.7 0.46 10 700 3169 8.6 -29.4 5 38.0 -2.4 115 10 312.0 312.1 286.6 313.7 0.48 11 609 4303 0.2 -46.8 1 47.0 -8.4 154 15 315.0 315.0 287.2 315.4 0.09 12 598 4450 0.8 -38.2 4 39.0 -7.9 159 16 317.3 317.4 288.2 318.2 0.24 13 524 5496 -7.1 -20.1 35 13.0 -11.2 197 21 320.1 320.4 290.3 325.1 1.48 14 500 5860 -10.5 -25.5 28 15.0 -14.5 210 23 320.2 320.4 289.9 323.6 0.96 15 487 6062 -12.1 -26.1 30 14.0 -15.7 215 27 320.7 320.9 290.0 324.0 0.93 16 462 6463 -14.9 -24.9 42 10.0 -17.4 224 34 322.1 322.3 290.5 325.9 1.10 17 443 6780 -16.1 -30.1 29 14.0 -19.1 232 39 324.4 324.6 290.9 327.0 0.71 18 424 7109 -18.9 -29.9 37 11.0 -21.2 240 45 325.0 325.1 291.0 327.7 0.75 19 406 7430 -21.3 -24.4 76 3.1 -22.1 247 51 325.9 326.2 291.9 330.5 1.31 20 400 7540 -22.3 -27.3 64 5.0 -23.4 250 53 326.0 326.2 291.6 329.6 1.02 21 398 7577 -22.5 -29.5 53 7.0 -23.9 250 53 326.2 326.4 291.5 329.2 0.83 22 388 7762 -24.1 -25.9 85 1.8 -24.5 248 54 326.5 326.7 291.9 330.7 1.19 23 386 7800 -23.9 -30.9 52 7.0 -25.2 248 55 327.2 327.4 291.7 330.0 0.75 24 384 7838 -24.3 -33.3 43 9.0 -25.9 247 55 327.2 327.3 291.5 329.4 0.60 25 348 8544 -29.9 -49.9 13 20.0 -31.6 240 59 329.0 329.0 291.6 329.4 0.11 26 303 9512 -37.9 -45.9 43 8.0 -38.5 231 66 331.0 331.0 292.2 331.8 0.21 27 300 9580 -38.5 -46.5 43 8.0 -39.1 230 66 331.1 331.1 292.2 331.9 0.20 28 294 9719 -39.3 -52.3 24 13.0 -40.1 231 66 331.9 331.9 292.3 332.3 0.10 29 281 10028 -41.7 -50.7 37 9.0 -42.2 232 66 332.8 332.8 292.6 333.3 0.13 30 262 10499 -46.3 -51.3 57 5.0 -46.6 234 65 332.7 332.8 292.6 333.3 0.13 31 250 10810 -48.3 -58.3 31 10.0 -48.6 235 65 334.3 334.3 292.9 334.5 0.06 32 249 10836 -48.5 -59.5 27 11.0 -48.8 235 65 334.3 334.4 292.9 334.6 0.05 33 246 10916 -47.5 -64.5 12 17.0 -48.0 235 66 337.0 337.0 293.6 337.1 0.03 34 217 11739 -50.0 -72.0 6 22.0 -50.4 235 75 345.5 345.5 295.6 345.5 0.01 35 201 12238 -51.5 -76.5 3 25.0 -51.9 249 66 350.7 350.7 296.8 350.7 0.01 36 200 12270 -51.7 -76.7 3 25.0 -52.1 250 65 350.9 350.9 296.8 350.9 0.01 37 150 14090 -62.3 -81.3 6 19.0 -62.4 255 62 362.8 362.8 299.2 362.8 0.00 38 135 14735 -64.7 -83.7 6 19.0 -64.8 250 58 369.6 369.6 300.5 369.6 0.00 39 112 15849 -72.9 -85.9 12 13.0 -72.9 241 51 374.5 374.5 301.4 374.5 0.00 40 100 16510 -74.1 -86.1 14 12.0 -74.2 235 47 384.6 384.6 303.0 384.6 0.00 41 93 16934 -75.1 -88.1 11 13.0 -75.2 240 39 390.7 390.7 303.9 390.7 0.00 42 70 18620 -67.5 -89.5 3 22.0 -67.7 135 17 440.0 440.0 309.8 440.0 0.00 43 67 18883 -68.7 -89.7 3 21.0 -68.8 143 15 442.9 442.9 310.1 442.9 0.00 44 54 20180 -67.1 -90.1 2 23.0 -67.3 185 8 474.8 474.8 313.0 474.8 0.00 45 50 20650 -62.1 -90.1 1 28.0 -62.6 200 5 497.1 497.1 314.8 497.2 0.00 46 46 21171 -57.9 -87.9 1 30.0 -58.7 180 9 519.3 519.3 316.2 519.3 0.00 47 42 21740 -61.7 -89.7 1 28.0 -62.3 159 13 523.6 523.6 316.5 523.6 0.00 48 30 23850 -56.7 -87.7 1 31.0 -58.0 80 27 590.1 590.1 320.2 590.1 0.01 49 26 24755 -55.5 -87.5 1 32.0 -57.2 73 22 618.1 618.1 321.4 618.2 0.01 50 23 25531 -57.1 -88.1 1 31.0 -58.7 67 17 635.5 635.5 322.1 635.5 0.01 51 20 26420 -53.3 -86.3 1 33.0 -55.9 60 12 673.0 673.0 323.5 673.1 0.01 52 15 28288 -49.7 -84.7 1 35.0 -54.1 742.7 742.7 325.7 742.9 0.02 TRP 93 16934 -75.1 -88.1 11 13.0 -75.2 240 39 390.7 390.7 303.9 390.7 0.00 WND 217 11739 -50.0 -72.0 6 22.0 -50.4 235 75 345.5 345.5 295.6 345.5 0.01 Sounding variables and indices 1000-500 mb thick: 5688.00 m Freezing level: 590.51 mb = 4555.79 m = 14946.65 ft Wetbulb zero: 791.02 mb = 2152.67 m = 7062.47 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 24.48 % Est. max temperature: 26.41 C = 79.54 F Sfc-Lift cond lev (LCL): 897.00 mb = 1099.35 m = 3606.75 ft T: 15.65 C 700-500 lapse rate: 7.10 C/km ThetaE index: 10.64 C Layer 819.0- 714.0 mb Conv cond level (CCL): 642.86 mb = 3862.69 m = 12672.70 ft Mean mixing ratio: 7.67 g/kg Conv temperature: 41.62 C = 106.91 F Cap Strength: 9.58 C Lifted Index: 7.76 C Risk: None Lifted Index @300 mb: 10.61 C Lifted Index @700 mb: 9.58 C Showalter Index: 8.29 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 13.70 C K Index: -12.10 Risk: None Sweat Index: 93.40 Risk: None Energy Index: 1.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.79 J/kg Max Up Vert Vel: 6.90 m/s Conv Inhibition (B-): 38423.44 J/kg Cap Strength: 9.54 C Lift Cond Lev (LCL): 843.46 mb = 1618.31 m = 5309.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 154 at 12 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 1010 101 95 16 -15.9 1.4 | 48 14 -10.6 -9.5 1 1000 172 50 12 -9.2 -7.7 | 12 19 -3.9 -18.6 2 925 839 55 21 -17.2 -12.0 | 27 26 -11.9 -22.9 3 850 1554 10 16 -2.8 -15.8 | 355 27 2.5 -26.6 4 700 3169 115 10 -9.1 4.2 | 30 8 -3.8 -6.6 5 500 5860 210 23 11.5 19.9 | 242 19 16.8 9.1 6 400 7540 250 53 49.8 18.1 | 262 56 55.1 7.3 7 300 9580 230 66 50.6 42.4 | 241 64 55.9 31.6 8 250 10810 235 65 53.2 37.3 | 246 64 58.5 26.4 9 217 11739 235 75 61.4 43.0 | 244 74 66.7 32.2 10 200 12270 250 65 61.1 22.2 | 260 67 66.4 11.4 11 150 14090 255 62 59.9 16.0 | 265 65 65.2 5.2 12 100 16510 235 47 38.5 27.0 | 250 47 43.8 16.1 13 93 16934 240 39 33.8 19.5 | 258 40 39.1 8.6 14 70 18620 135 17 -12.0 12.0 | 100 7 -6.7 1.2 15 50 20650 200 5 1.7 4.7 | 311 9 7.0 -6.2 16 30 23850 80 27 -26.6 -4.7 | 54 26 -21.3 -15.6 17 20 26420 60 12 -10.4 -6.0 | 17 18 -5.1 -16.9 Wind Parameters Mean winds (0-6000m): 124.0 at 16.1 knts Storm direction: 154.0 at 12.1 knts Shear (0-3000m) pos: 3.4 neg: 3.6 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): -17.7 deg Storm rel helicity (0-3000m) pos: 100.3 neg: -142.3 tot: -42.0 m^2/s^2 ave: -14.0 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 9.8 stream: -1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.59 Bulk Shear: 40.15 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 55 15 20 20| 0.0 12.5 12.5| 20.6 -42.3 -21.8 -43.5 -0.40| 17.5 -7.0 1000 53 17 22 23| 0.0 8.7 8.7| 31.9 -81.6 -49.7 -49.7 -0.42| 13.2 -5.5 1500 44 17 16 24| 0.0 7.2 7.2| 31.9-142.1-110.2 -73.5 -0.56| 11.8 -6.6 2000 41 17 13 24| 2.2 5.4 7.6| 75.7-142.1 -66.4 -33.2 -0.28| 11.1 -3.2 2500 43 16 14 23| 3.2 4.3 7.4| 96.4-142.1 -45.7 -18.3 -0.16| 10.4 -1.7 3000 45 15 14 22| 3.4 3.6 7.0|100.3-142.3 -42.0 -14.0 -0.12| 9.8 -1.2 4000 61 14 22 19| 3.6 2.7 6.3|107.9-142.3 -34.4 -8.6 -0.01| 8.6 -0.1 5000 84 15 38 16| 3.6 2.1 5.8|119.7-142.3 -22.6 -4.5 0.10| 8.0 0.8 6000 124 16 77 8| 3.6 1.8 5.4|145.4-142.3 3.1 0.5 0.15| 8.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20251020.12.gif