UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 14 OCT 25 Station: SBCT WMO ident: 83840 Latitude: -25.52 Longitude: -49.17 Elevation: 908.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 74 1 925 758 SFC 909 908 18.6 17.3 92 1.3 17.7 320 6 299.8 302.3 294.4 340.2 13.80 3 850 1485 16.4 14.7 90 1.7 15.3 275 25 303.3 305.6 294.4 340.4 12.47 4 841 1576 15.6 14.2 91 1.4 14.7 271 25 303.4 305.7 294.2 339.6 12.20 5 823 1759 15.4 10.4 72 5.0 12.3 263 25 305.1 306.9 292.8 334.1 9.67 6 771 2309 11.2 2.2 54 9.0 6.3 252 22 306.3 307.4 290.0 324.1 5.82 7 724 2831 6.2 0.2 65 6.0 3.1 251 24 306.4 307.4 289.6 322.8 5.37 8 713 2957 5.4 -4.6 48 10.0 0.7 245 29 306.8 307.6 288.3 318.7 3.81 9 704 3061 7.4 -37.6 2 45.0 -3.4 240 33 310.2 310.2 285.7 310.9 0.21 10 700 3108 7.4 -35.6 3 43.0 -3.3 240 33 310.7 310.7 285.9 311.6 0.26 11 604 4304 0.4 -42.6 2 43.0 -8.3 255 35 316.0 316.0 287.6 316.5 0.15 12 575 4698 0.0 251 37 320.0 13 574 4712 0.0 251 37 320.1 14 500 5800 -7.9 -50.9 2 43.0 -14.4 240 42 323.4 323.4 289.9 323.7 0.07 15 412 7279 -17.3 -55.3 2 38.0 -21.5 254 55 329.7 329.7 291.7 329.9 0.05 16 400 7500 -19.1 -53.1 3 34.0 -22.9 250 60 330.2 330.2 291.8 330.4 0.07 17 337 8741 -30.5 -56.5 6 26.0 -32.3 253 64 331.2 331.2 292.1 331.4 0.05 18 305 9444 -32.9 -58.9 6 26.0 -34.6 259 64 337.4 337.4 293.7 337.6 0.04 19 300 9560 -33.9 -56.9 8 23.0 -35.4 260 66 337.6 337.6 293.8 337.8 0.06 20 250 10810 -43.7 -61.7 12 18.0 -44.4 265 74 341.1 341.1 294.6 341.3 0.04 21 241 11056 -45.7 -61.7 15 16.0 -46.3 265 75 341.7 341.7 294.8 341.9 0.04 22 200 12280 -53.7 -71.7 9 18.0 -54.0 275 73 347.7 347.7 296.1 347.8 0.01 23 196 12409 -54.7 -72.7 9 18.0 -55.0 277 73 348.2 348.2 296.3 348.2 0.01 24 171 13267 -62.5 -74.5 18 12.0 -62.6 282 77 349.1 349.1 296.4 349.1 0.01 25 159 13714 -63.8 -77.5 14 13.7 -63.9 275 82 354.2 354.2 297.5 354.2 0.01 26 150 14070 -64.9 -79.9 11 15.0 -65.0 265 78 358.3 358.3 298.4 358.3 0.00 27 120 15409 -71.3 -85.3 11 14.0 -71.3 270 64 370.2 370.2 300.6 370.2 0.00 28 100 16480 -73.5 -86.5 12 13.0 -73.5 260 38 385.7 385.7 303.2 385.7 0.00 29 93 16900 -76.1 -87.1 16 11.0 -76.2 280 33 388.7 388.7 303.6 388.7 0.00 30 90 17090 -73.3 -87.3 10 14.0 -73.3 284 32 397.9 397.9 304.9 397.9 0.00 31 79 17848 -74.9 -88.9 10 14.0 -74.9 285 22 409.7 409.7 306.5 409.7 0.00 32 77 17998 -70.9 -87.9 6 17.0 -71.0 304 18 421.1 421.1 307.9 421.1 0.00 33 71 18484 -65.5 -89.5 2 24.0 -65.7 284 21 442.5 442.5 310.1 442.5 0.00 34 70 18570 -65.9 -89.9 2 24.0 -66.1 280 21 443.4 443.4 310.2 443.4 0.00 35 56 19951 -59.7 -88.7 1 29.0 -60.2 283 17 486.8 486.8 314.0 486.8 0.00 36 50 20660 -61.3 -89.3 1 28.0 -61.8 290 16 499.0 499.0 314.9 499.0 0.00 37 49 20785 -61.9 -88.9 2 27.0 -62.4 258 11 500.5 500.5 315.0 500.5 0.00 38 40 22039 -61.5 -89.5 1 28.0 -62.1 250 23 531.4 531.4 317.0 531.4 0.00 39 36 22696 -58.1 -89.1 1 31.0 -59.1 252 11 556.5 556.5 318.5 556.5 0.00 40 31 23634 -59.3 -89.3 1 30.0 -60.3 280 17 577.5 577.5 319.5 577.6 0.00 41 30 23840 -57.7 -88.7 1 31.0 -58.9 275 10 587.3 587.3 320.0 587.4 0.00 42 27 24510 -54.1 -88.1 1 34.0 -56.0 264 10 615.4 615.4 321.3 615.5 0.01 43 27 24510 -54.9 -87.9 1 33.0 -56.6 264 10 613.2 613.2 321.2 613.2 0.01 TRP 93 16900 -76.1 -87.1 16 11.0 -76.2 280 33 388.7 388.7 303.6 388.7 0.00 WND 159 13714 -63.8 -77.5 14 13.7 -63.9 275 82 354.2 354.2 297.5 354.2 0.01 Sounding variables and indices 1000-500 mb thick: 5726.00 m Freezing level: 574.00 mb = 4712.14 m = 15459.58 ft Wetbulb zero: 711.41 mb = 2974.86 m = 9759.91 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 44.72 % Est. max temperature: 24.94 C = 76.89 F Sfc-Lift cond lev (LCL): 891.94 mb = 1070.93 m = 3513.51 ft T: 17.98 C 700-500 lapse rate: 5.68 C/km ThetaE index: 29.41 C Layer 841.0- 700.0 mb Conv cond level (CCL): 794.97 mb = 2051.42 m = 6730.31 ft Mean mixing ratio: 12.05 g/kg Conv temperature: 24.36 C = 75.84 F Cap Strength: 1.85 C Lifted Index: -0.48 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.06 C Lifted Index @700 mb: 0.17 C Showalter Index: -1.24 C Risk: Thunderstorms probable Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.60 C K Index: -4.00 Risk: None Sweat Index: 268.40 Risk: None Energy Index: -3.20 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 199.14 J/kg Max Up Vert Vel: 19.96 m/s Conv Inhibition (B-): 28.68 J/kg Cap Strength: 1.72 C Lift Cond Lev (LCL): 829.16 mb = 1696.03 m = 5564.32 ft Lev Free Conv (LFC): 764.16 mb = 2383.34 m = 7819.26 ft Equ Level (EL): 694.16 mb = 3175.96 m = 10419.70 ft B at Equ Level: 57.28 J/kg Max Parcel Lev (MPL): 224.16 mb = 11531.53 m = 37832.65 ft Wind level data Storm motion: 283 at 25 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 ---------------------------------------------------------- 0 909 908 320 6 3.9 -4.6 | 93 20 -20.0 1.0 1 908 914 305 10 8.2 -5.7 | 89 16 -15.7 -0.2 2 877 1219 295 25 22.7 -10.6 | 14 5 -1.2 -5.0 3 850 1485 275 25 24.9 -2.2 | 197 4 1.0 3.4 4 816 1829 260 25 24.6 4.3 | 184 10 0.7 9.9 5 787 2134 255 24 23.2 6.2 | 177 12 -0.7 11.8 6 758 2438 250 21 19.7 7.2 | 162 13 -4.1 12.7 7 731 2743 255 20 19.3 5.2 | 157 12 -4.6 10.7 8 705 3048 240 33 28.6 16.5 | 192 23 4.7 22.1 9 700 3108 240 33 28.6 16.5 | 192 23 4.7 22.1 10 629 3962 255 32 30.9 8.3 | 207 16 7.0 13.8 11 606 4267 255 35 33.8 9.1 | 214 18 9.9 14.6 12 500 5800 240 42 36.4 21.0 | 205 29 12.5 26.6 13 481 6096 245 43 39.0 18.2 | 212 28 15.1 23.7 14 462 6401 260 38 37.4 6.6 | 228 18 13.5 12.2 15 444 6706 265 43 42.8 3.7 | 244 21 19.0 9.3 16 400 7500 250 60 56.4 20.5 | 231 42 32.5 26.1 17 361 8230 250 68 63.9 23.3 | 234 49 40.0 28.8 18 318 9144 255 60 58.0 15.5 | 238 40 34.1 21.1 19 300 9560 260 66 65.0 11.5 | 248 45 41.1 17.0 20 250 10810 265 74 73.7 6.4 | 256 51 49.8 12.0 21 212 11887 265 78 77.7 6.8 | 257 55 53.8 12.4 22 200 12280 275 73 72.7 -6.4 | 271 49 48.8 -0.8 23 175 13106 285 75 72.4 -19.4 | 286 51 48.6 -13.8 24 159 13714 275 82 81.7 -7.1 | 272 58 57.8 -1.6 25 151 14021 275 82 81.7 -7.1 | 272 58 57.8 -1.6 26 150 14070 265 78 77.7 6.8 | 257 55 53.8 12.4 27 130 14935 260 72 70.9 12.5 | 249 50 47.0 18.1 28 111 15850 280 57 56.1 -9.9 | 278 33 32.3 -4.3 29 100 16480 260 38 37.4 6.6 | 228 18 13.5 12.2 30 95 16764 260 38 37.4 6.6 | 228 18 13.5 12.2 31 93 16900 280 33 32.5 -5.7 | 271 9 8.6 -0.2 32 86 17374 290 30 28.2 -10.3 | 317 6 4.3 -4.7 33 81 17678 255 27 26.1 7.0 | 190 13 2.2 12.6 34 77 17983 305 18 14.7 -10.3 | 62 10 -9.1 -4.8 35 70 18570 280 21 20.7 -3.6 | 121 4 -3.2 1.9 36 70 18593 300 26 22.5 -13.0 | 10 8 -1.4 -7.4 37 60 19507 275 14 13.9 -1.2 | 114 11 -9.9 4.3 38 57 19812 305 21 17.2 -12.0 | 46 9 -6.7 -6.5 39 52 20422 210 3 1.5 2.6 | 110 24 -22.4 8.2 40 50 20660 290 16 15.0 -5.5 | 91 9 -8.8 0.1 41 49 20726 250 10 9.4 3.4 | 122 17 -14.5 9.0 42 47 21031 290 16 15.0 -5.5 | 91 9 -8.8 0.1 43 45 21336 285 21 20.3 -5.4 | 92 4 -3.6 0.1 44 41 21946 255 20 19.3 5.2 | 157 12 -4.6 10.7 45 39 22250 240 29 25.1 14.5 | 184 20 1.2 20.1 46 37 22555 225 15 10.6 10.6 | 141 21 -13.3 16.2 47 35 22860 280 6 5.9 -1.0 | 104 19 -18.0 4.5 48 33 23165 270 14 14.0 -0.0 | 119 11 -9.9 5.6 49 32 23470 255 14 13.5 3.6 | 132 14 -10.4 9.2 50 30 23774 300 19 16.5 -9.5 | 62 8 -7.4 -3.9 51 30 23840 275 10 10.0 -0.9 | 109 15 -13.9 4.7 52 28 24079 270 12 12.0 -0.0 | 115 13 -11.9 5.6 53 22 24994 240 4 3.5 2.0 | 110 22 -20.4 7.6 Wind Parameters Mean winds (0-6000m): 253.1 at 32.7 knts Storm direction: 283.1 at 24.5 knts Shear (0-3000m) pos: 0.9 neg: 5.4 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 113.0 deg Storm rel helicity (0-3000m) pos: 59.0 neg: -51.0 tot: 8.0 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 11.4 stream: -1.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.22 Bulk Shear: 61.86 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 ------------------------------------------------------------------------------- 500 293 20 66 6| 0.0 21.3 21.3| 0.0 -30.3 -30.3 -60.6 -0.62| 27.9-17.4 1000 279 23 143 3| 0.0 11.6 11.6| 0.0 -34.2 -34.2 -34.2 -0.53| 18.9-10.1 1500 271 23 170 5| 0.0 6.9 6.9| 0.0 -46.8 -46.8 -31.2 -0.56| 14.3 -8.1 2000 266 23 169 7| 0.0 6.7 6.7| 21.5 -51.0 -29.5 -14.8 -0.36| 13.2 -4.8 2500 259 24 181 10| 0.0 6.5 6.5| 45.4 -51.0 -5.6 -2.2 -0.23| 12.6 -2.9 3000 257 26 187 11| 0.9 5.4 6.3| 59.0 -51.0 8.0 2.7 -0.17| 11.4 -1.9 4000 256 28 196 13| 0.6 4.9 5.6| 69.2 -57.3 12.0 3.0 -0.14| 9.6 -1.3 5000 252 31 200 16| 0.5 4.5 5.0| 78.6 -73.7 4.9 1.0 -0.14| 8.5 -1.2 6000 253 33 206 17| 1.8 3.7 5.5|162.2 -81.6 80.5 13.4 0.01| 9.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251014.00.gif