UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for SGAS... Searching the city database file for: SGAS ... Date:1200Z 15 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 1002 101 25.4 13.4 47 12.0 17.7 70 12 298.4 300.1 290.7 326.6 9.68 1 1001 99 26.4 13.4 45 13.0 18.0 65 10 299.5 301.2 291.1 327.9 9.69 2 1000 97 25.8 12.8 44 13.0 17.5 60 7 299.0 300.6 290.6 326.2 9.32 3 972 346 23.6 11.6 47 12.0 16.1 44 15 299.2 300.8 290.3 325.1 8.85 4 954 510 25.0 16.0 57 9.0 18.9 33 21 302.2 304.4 293.8 337.9 12.07 5 925 781 23.8 16.8 65 7.0 19.0 15 30 303.6 306.1 295.0 342.6 13.12 6 850 1515 19.2 11.2 60 8.0 14.1 355 18 306.3 308.1 293.3 336.0 9.88 7 774 2316 15.4 7.4 59 8.0 10.5 328 16 310.5 312.1 293.4 336.2 8.38 8 700 3159 8.0 5.9 87 2.1 6.8 300 13 311.3 312.9 293.6 337.1 8.35 9 653 3728 3.6 3.3 98 0.3 3.4 299 15 312.6 314.0 293.3 335.8 7.45 10 650 3765 3.4 2.8 96 0.6 3.1 299 15 312.8 314.2 293.2 335.3 7.22 11 637 3929 5.0 -4.0 52 9.0 0.5 299 15 316.4 317.3 291.9 330.8 4.47 12 624 4097 4.4 -2.6 60 7.0 0.8 298 16 317.6 318.6 292.7 333.9 5.07 13 612 4255 4.0 -7.0 44 11.0 -1.2 298 16 318.9 319.7 292.0 331.0 3.70 14 571 4815 0.0 -7.0 59 7.0 -3.3 297 18 320.6 321.4 292.7 333.6 3.96 15 560 4971 0.2 -14.8 31 15.0 -5.7 297 18 322.7 323.1 291.7 330.0 2.16 16 544 5203 -0.9 -18.9 24 18.0 -7.3 296 19 324.0 324.3 291.6 329.5 1.58 17 543 5217 -0.9 -18.9 24 18.0 -7.3 296 19 324.2 324.5 291.6 329.7 1.58 18 501 5854 -5.7 -24.7 21 19.0 -11.3 295 21 325.9 326.1 291.6 329.6 1.03 19 500 5870 -5.7 -24.7 21 19.0 -11.3 295 21 326.1 326.3 291.6 329.8 1.03 20 406 7460 -19.9 -23.5 73 3.6 -20.8 281 29 327.7 328.0 292.4 332.7 1.42 21 400 7570 -20.7 -23.9 75 3.2 -21.5 280 30 328.1 328.4 292.5 333.0 1.39 22 352 8501 -27.7 -29.0 89 1.3 -27.9 269 34 330.9 331.1 292.9 334.4 0.99 23 344 8666 -28.9 -35.9 51 7.0 -29.9 267 34 331.4 331.5 292.6 333.4 0.52 24 332 8919 -30.9 -33.6 77 2.7 -31.3 264 35 332.1 332.2 292.9 334.6 0.67 25 324 9092 -32.3 -38.3 55 6.0 -33.1 262 36 332.5 332.5 292.8 334.1 0.43 26 322 9135 -32.3 -52.3 12 20.0 -33.8 261 36 333.0 333.1 292.6 333.4 0.09 27 300 9630 -36.3 -59.3 8 23.0 -37.5 255 38 334.2 334.2 292.9 334.4 0.04 28 257 10693 -42.7 -60.7 12 18.0 -43.4 263 63 339.9 339.9 294.3 340.1 0.04 29 250 10880 -44.1 -61.1 13 17.0 -44.7 265 67 340.5 340.5 294.5 340.7 0.04 30 215 11868 -52.9 -64.9 22 12.0 -53.2 273 69 341.9 341.9 294.8 342.0 0.03 31 208 12080 -54.0 -66.0 22 12.0 -54.2 275 70 343.4 343.4 295.1 343.5 0.03 32 200 12330 -55.3 -67.3 21 12.0 -55.5 270 70 345.2 345.2 295.6 345.3 0.02 33 164 13566 -64.7 -74.7 24 10.0 -64.8 270 67 349.6 349.6 296.5 349.6 0.01 34 150 14110 -64.9 -79.9 11 15.0 -65.0 270 66 358.3 358.3 298.4 358.3 0.00 35 149 14151 -64.9 -79.9 11 15.0 -65.0 270 66 359.0 359.0 298.5 359.0 0.00 36 116 15643 -75.7 -83.7 27 8.0 -75.7 270 53 365.6 365.6 299.8 365.6 0.00 37 110 15950 -76.9 -84.9 27 8.0 -76.9 270 50 369.0 369.0 300.4 369.0 0.00 38 100 16500 -76.1 -86.1 19 10.0 -76.2 255 31 380.7 380.7 302.3 380.7 0.00 39 97 16677 -73.7 -85.7 14 12.0 -73.7 264 30 388.7 388.7 303.6 388.7 0.00 40 89 17176 -76.7 -87.7 16 11.0 -76.7 289 28 392.4 392.4 304.2 392.4 0.00 41 76 18096 -72.1 -89.1 6 17.0 -72.2 336 23 420.1 420.1 307.7 420.1 0.00 42 71 18504 -65.5 -89.5 2 24.0 -65.7 356 21 442.5 442.5 310.1 442.5 0.00 43 70 18590 -65.9 -89.9 2 24.0 -66.1 360 21 443.4 443.4 310.2 443.4 0.00 44 66 18948 -66.1 -90.1 2 24.0 -66.3 9 19 450.5 450.5 310.9 450.5 0.00 45 62 19333 -61.9 -90.9 1 29.0 -62.3 18 16 467.9 467.9 312.5 467.9 0.00 46 53 20301 -64.1 -92.1 1 28.0 -64.4 41 9 484.3 484.3 313.8 484.3 0.00 47 50 20660 -62.9 -92.9 1 30.0 -63.3 50 7 495.3 495.3 314.6 495.3 0.00 48 30 23840 -59.1 -93.1 0 34.0 -60.1 195 8 583.5 583.5 319.8 583.5 0.00 49 21 26098 -54.3 -91.3 0 37.0 -56.6 63 8 660.7 660.7 323.1 660.7 0.00 50 20 26410 -54.9 -90.9 0 36.0 -57.2 45 8 668.1 668.1 323.3 668.2 0.00 51 19 26738 -55.1 -91.1 0 36.0 -57.4 677.4 677.4 323.7 677.4 0.00 52 18 27087 -50.5 -88.5 0 38.0 -54.1 702.4 702.5 324.5 702.5 0.01 53 17 27458 -52.1 -89.1 0 37.0 -55.4 708.9 708.9 324.7 709.0 0.01 54 15 28274 -48.9 -86.9 0 38.0 -53.5 745.4 745.4 325.8 745.5 0.01 TRP 110 15950 -76.9 -84.9 27 8.0 -76.9 270 50 369.0 369.0 300.4 369.0 0.00 WND 208 12080 -54.0 -66.0 22 12.0 -54.2 275 70 343.4 343.4 295.1 343.5 0.03 Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 557.09 mb = 5012.91 m = 16446.36 ft Wetbulb zero: 619.29 mb = 4158.99 m = 13644.80 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 57.66 % Est. max temperature: 33.21 C = 91.78 F Sfc-Lift cond lev (LCL): 840.21 mb = 1614.11 m = 5295.56 ft T: 18.73 C 700-500 lapse rate: 5.05 C/km ThetaE index: 6.62 C Layer 850.0- 774.0 mb Conv cond level (CCL): 726.30 mb = 2849.64 m = 9349.09 ft Mean mixing ratio: 11.21 g/kg Conv temperature: 38.08 C = 100.54 F Cap Strength: 5.44 C Lifted Index: 3.30 C Risk: None Lifted Index @300 mb: 0.95 C Lifted Index @700 mb: 2.00 C Showalter Index: 2.78 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 16.90 C K Index: 34.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 191.40 Risk: None Energy Index: -1.12 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.70 J/kg Max Up Vert Vel: 7.84 m/s Conv Inhibition (B-): 705.07 J/kg Cap Strength: 5.44 C Lift Cond Lev (LCL): 828.59 mb = 1733.23 m = 5686.39 ft Lev Free Conv (LFC): 403.59 mb = 7503.77 m = 24618.35 ft Equ Level (EL): 353.59 mb = 8468.64 m = 27783.93 ft B at Equ Level: 30.22 J/kg Max Parcel Lev (MPL): 293.59 mb = 9778.45 m = 32081.15 ft Wind level data Storm motion: 354 at 13 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 101 70 12 -11.3 -4.1 | 126 16 -12.6 9.2 1 1000 97 60 7 -6.1 -3.5 | 143 12 -7.4 9.8 2 925 781 15 30 -7.8 -29.0 | 30 18 -9.1 -15.7 3 850 1515 355 18 1.6 -17.9 | 357 5 0.2 -4.7 4 700 3159 300 13 11.3 -6.5 | 236 12 9.9 6.8 5 500 5870 295 21 19.0 -8.9 | 256 18 17.7 4.4 6 400 7570 280 30 29.5 -5.2 | 254 29 28.2 8.0 7 300 9630 255 38 36.7 9.8 | 237 42 35.4 23.1 8 250 10880 265 67 66.7 5.8 | 254 68 65.4 19.1 9 208 12080 275 70 69.7 -6.1 | 264 69 68.4 7.2 10 200 12330 270 70 70.0 -0.0 | 259 70 68.7 13.3 11 150 14110 270 66 66.0 -0.0 | 258 66 64.7 13.3 12 110 15950 270 50 50.0 -0.0 | 255 50 48.7 13.3 13 100 16500 255 31 29.9 8.0 | 233 36 28.6 21.3 14 70 18590 360 21 -0.0 -21.0 | 10 8 -1.3 -7.7 15 50 20660 50 7 -5.4 -4.5 | 143 11 -6.7 8.8 16 30 23840 195 8 2.1 7.7 | 182 21 0.7 21.0 17 20 26410 45 8 -5.7 -5.7 | 137 10 -7.0 7.6 Wind Parameters Mean winds (0-6000m): 324.2 at 17.8 knts Storm direction: 354.2 at 13.3 knts Shear (0-3000m) pos: 0.0 neg: 3.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 95.3 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -133.5 tot: -133.5 m^2/s^2 ave: -44.5 10^-3 m/s^2 rel: -0.79 Storm rel vorticity (0-3000m) horiz: 9.8 stream: -7.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.81 Bulk Shear: 38.00 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 25 15 85 8| 0.0 18.9 18.9| 0.0 -62.2 -62.2 -124.4 -0.98| 19.8-19.4 1000 18 21 49 11| 0.0 11.0 11.0| 0.0-104.5-104.5 -104.5 -0.86| 17.3-14.9 1500 13 21 39 10| 0.0 5.6 5.6| 0.0-112.2-112.2 -74.8 -0.77| 14.6-11.3 2000 7 20 29 8| 0.0 4.4 4.4| 0.0-118.3-118.3 -59.2 -0.79| 12.3 -9.8 2500 1 19 16 6| 0.0 3.6 3.6| 0.0-125.1-125.1 -50.0 -0.79| 10.8 -8.6 3000 356 18 1 5| 0.0 3.0 3.0| 0.0-133.5-133.5 -44.5 -0.79| 9.8 -7.7 4000 345 17 316 5| 0.0 2.6 2.6| 6.9-134.3-127.4 -31.8 -0.72| 7.7 -5.5 5000 333 17 289 7| 0.0 2.4 2.4| 14.2-134.3-120.1 -24.0 -0.65| 6.5 -4.2 6000 324 18 277 9| 0.0 2.3 2.3| 20.0-134.3-114.3 -19.0 -0.60| 5.7 -3.4 Wrote GIF file: /home/apache/climate/data/raob//SGAS/skewt/SGAS.skewt.20251015.12.gif