UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 1 MAY 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 159 1 925 829 100 4 SFC 916 908 14.0 12.9 93 1.1 13.3 100 4 294.4 296.3 289.9 323.9 10.26 3 892 1134 12.2 12.2 100 0.0 12.2 67 9 294.8 296.6 289.9 323.7 10.06 4 850 1542 11.4 9.8 90 1.6 10.4 350 7 298.1 299.7 290.0 324.3 8.98 5 814 1902 9.6 7.1 84 2.5 8.2 243 2 299.9 301.3 289.6 322.9 7.79 6 782 2233 6.4 6.0 97 0.4 6.2 195 7 299.9 301.3 289.4 322.1 7.52 7 777 2286 7.8 -4.2 42 12.0 2.2 182 8 302.0 302.6 286.4 313.0 3.60 8 772 2339 11.8 -30.2 4 42.0 -0.2 169 8 306.8 306.9 284.7 308.2 0.40 9 753 2547 11.2 159 8 308.4 10 700 3152 7.6 -21.4 11 29.0 -2.1 225 9 310.9 311.1 286.8 314.2 0.99 11 537 5284 -4.7 -38.7 5 34.0 -11.7 239 18 320.7 320.7 289.2 321.6 0.25 12 500 5840 -9.7 -34.7 11 25.0 -14.9 255 28 321.2 321.3 289.6 322.7 0.40 13 492 5965 -10.5 -37.5 9 27.0 -15.7 250 29 321.7 321.8 289.6 322.9 0.31 14 483 6107 -9.9 -47.9 3 38.0 -15.8 245 31 324.2 324.2 290.2 324.6 0.10 15 468 6351 -10.3 -47.3 3 37.0 -16.2 237 42 326.6 326.6 290.9 327.1 0.11 16 430 6998 -16.3 -39.3 12 23.0 -20.2 232 44 327.0 327.0 291.2 328.1 0.29 17 400 7540 -19.9 -45.9 8 26.0 -23.3 230 44 329.1 329.2 291.6 329.7 0.16 18 369 8132 -25.3 -47.3 11 22.0 -27.7 230 49 329.6 329.7 291.7 330.2 0.15 19 300 9600 -36.7 -57.7 10 21.0 -37.8 240 55 333.6 333.7 292.7 333.9 0.05 20 250 10830 -47.1 -62.1 16 15.0 -47.6 245 57 336.0 336.0 293.4 336.2 0.04 21 231 11349 -50.5 -64.5 18 14.0 -50.8 250 49 338.6 338.6 294.0 338.7 0.03 22 217 11758 -49.1 -75.1 3 26.0 -49.6 265 53 346.8 346.8 295.9 346.9 0.01 23 200 12290 -51.7 -76.7 3 25.0 -52.1 260 61 350.9 350.9 296.8 350.9 0.01 24 175 13149 -54.7 -80.7 3 26.0 -55.0 254 69 359.6 359.6 298.6 359.6 0.00 25 160 13717 -58.3 -82.0 3 23.7 -58.5 250 75 362.9 362.9 299.2 362.9 0.00 26 150 14120 -60.9 -82.9 4 22.0 -61.1 245 68 365.2 365.2 299.7 365.2 0.00 27 111 15946 -72.7 -86.7 10 14.0 -72.8 255 64 375.9 375.9 301.6 375.9 0.00 28 100 16560 -73.3 -88.3 8 15.0 -73.3 245 43 386.1 386.1 303.2 386.1 0.00 29 81 17787 -74.7 -88.7 10 14.0 -74.7 257 37 407.2 407.2 306.2 407.2 0.00 30 70 18640 -71.9 -89.9 5 18.0 -72.0 270 25 430.6 430.6 308.9 430.6 0.00 31 50 20660 -63.3 -89.3 2 26.0 -63.7 230 9 494.3 494.3 314.5 494.3 0.00 32 42 21736 -60.7 -88.7 1 28.0 -61.3 248 6 526.0 526.0 316.7 526.0 0.00 33 40 22038 -61.7 -88.7 2 27.0 -62.3 262 4 530.9 530.9 317.0 530.9 0.00 34 35 22877 -54.9 -85.9 1 31.0 -56.3 19 16 569.3 569.3 319.1 569.4 0.01 35 30 23860 -55.5 -85.5 1 30.0 -57.0 15 5 593.3 593.3 320.3 593.4 0.01 36 28 24301 -54.1 -85.1 1 31.0 -55.9 34 5 609.1 609.1 321.0 609.1 0.01 37 21 26162 -49.9 -82.9 1 33.0 -53.3 112 7 674.0 674.0 323.6 674.1 0.02 38 20 26480 -50.5 -83.5 1 33.0 -53.8 125 7 681.6 681.6 323.8 681.7 0.02 39 18 27166 -51.3 -83.3 1 32.0 -54.6 133 10 699.9 699.9 324.4 700.1 0.02 TRP 111 15946 -72.7 -86.7 10 14.0 -72.8 255 64 375.9 375.9 301.6 375.9 0.00 WND 160 13717 -58.3 -82.0 3 23.7 -58.5 250 75 362.9 362.9 299.2 362.9 0.00 Sounding variables and indices 1000-500 mb thick: 5681.00 m Freezing level: 599.28 mb = 4469.29 m = 14662.84 ft Wetbulb zero: 772.38 mb = 2335.04 m = 7660.80 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 35.07 % Est. max temperature: 26.56 C = 79.80 F Sfc-Lift cond lev (LCL): 901.19 mb = 1046.60 m = 3433.69 ft T: 12.90 C 700-500 lapse rate: 6.44 C/km ThetaE index: 16.08 C Layer 814.0- 753.0 mb Conv cond level (CCL): 814.84 mb = 1893.47 m = 6212.08 ft Mean mixing ratio: 9.28 g/kg Conv temperature: 19.27 C = 66.69 F Cap Strength: 6.02 C Lifted Index: 4.64 C Risk: None Lifted Index @300 mb: 7.58 C Lifted Index @700 mb: 5.59 C Showalter Index: 4.40 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 19.50 C K Index: 1.90 Risk: None Sweat Index: 159.60 Risk: None Energy Index: -0.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.45 J/kg Max Up Vert Vel: 6.85 m/s Conv Inhibition (B-): 39514.39 J/kg Cap Strength: 6.01 C Lift Cond Lev (LCL): 850.05 mb = 1541.52 m = 5057.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 265 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 ---------------------------------------------------------- 0 916 908 100 4 -3.9 0.7 | 89 16 -15.9 -0.3 1 883 1219 55 11 -9.0 -6.3 | 71 22 -21.0 -7.3 2 850 1542 350 7 1.2 -6.9 | 54 13 -10.8 -7.9 3 821 1829 250 1 0.9 0.3 | 87 11 -11.0 -0.7 4 791 2134 220 7 4.5 5.4 | 120 9 -7.5 4.3 5 763 2438 145 8 -4.6 6.6 | 108 17 -16.6 5.5 6 709 3048 225 10 7.1 7.1 | 141 8 -4.9 6.1 7 700 3152 225 9 6.4 6.4 | 134 8 -5.6 5.3 8 657 3658 210 11 5.5 9.5 | 143 11 -6.5 8.5 9 609 4267 235 8 6.6 4.6 | 123 6 -5.4 3.6 10 543 5182 235 17 13.9 9.8 | 193 9 2.0 8.7 11 503 5791 260 27 26.6 4.7 | 256 15 14.6 3.7 12 500 5840 255 28 27.0 7.2 | 248 16 15.1 6.2 13 483 6096 245 31 28.1 13.1 | 233 20 16.1 12.1 14 465 6401 235 44 36.0 25.2 | 225 34 24.1 24.2 15 400 7540 230 44 33.7 28.3 | 219 35 21.7 27.3 16 363 8230 230 50 38.3 32.1 | 220 41 26.3 31.1 17 348 8534 235 58 47.5 33.3 | 228 48 35.5 32.3 18 300 9600 240 55 47.6 27.5 | 233 44 35.7 26.5 19 250 10830 245 57 51.7 24.1 | 240 46 39.7 23.1 20 245 10973 250 59 55.4 20.2 | 246 48 43.5 19.2 21 233 11278 245 50 45.3 21.1 | 239 39 33.3 20.1 22 223 11582 265 44 43.8 3.8 | 265 32 31.9 2.8 23 213 11887 265 59 58.8 5.1 | 265 47 46.8 4.1 24 200 12290 260 61 60.1 10.6 | 259 49 48.1 9.6 25 160 13717 250 75 70.5 25.7 | 247 63 58.5 24.6 26 152 14021 250 75 70.5 25.7 | 247 63 58.5 24.6 27 150 14120 245 68 61.6 28.7 | 241 57 49.7 27.7 28 131 14935 250 59 55.4 20.2 | 246 48 43.5 19.2 29 119 15545 255 75 72.4 19.4 | 253 63 60.5 18.4 30 111 15946 255 64 61.8 16.6 | 253 52 49.9 15.5 31 102 16459 250 66 62.0 22.6 | 247 54 50.1 21.6 32 100 16560 245 43 39.0 18.2 | 238 32 27.0 17.2 33 97 16764 245 46 41.7 19.4 | 238 35 29.7 18.4 34 92 17069 245 36 32.6 15.2 | 236 25 20.7 14.2 35 78 17983 260 37 36.4 6.4 | 258 25 24.5 5.4 36 74 18288 250 27 25.4 9.2 | 238 16 13.4 8.2 37 71 18593 270 26 26.0 -0.0 | 274 14 14.0 -1.0 38 70 18640 270 25 25.0 -0.0 | 274 13 13.0 -1.0 39 64 19202 255 16 15.5 4.1 | 228 5 3.5 3.1 40 61 19507 300 21 18.2 -10.5 | 332 13 6.2 -11.5 41 58 19812 270 20 20.0 -0.0 | 277 8 8.0 -1.0 42 55 20117 280 20 19.7 -3.5 | 300 9 7.7 -4.5 43 50 20660 230 9 6.9 5.8 | 133 7 -5.1 4.8 44 49 20726 210 14 7.0 12.1 | 156 12 -5.0 11.1 45 47 21031 285 14 13.5 -3.6 | 341 5 1.6 -4.6 46 45 21336 230 10 7.7 6.4 | 141 7 -4.3 5.4 47 39 22250 270 2 2.0 -0.0 | 84 10 -10.0 -1.0 48 37 22555 35 10 -5.7 -8.2 | 63 20 -17.7 -9.2 49 35 22860 20 16 -5.5 -15.0 | 47 24 -17.4 -16.1 50 34 23165 10 12 -2.1 -11.8 | 48 19 -14.1 -12.8 51 32 23470 105 11 -10.6 2.8 | 95 23 -22.6 1.8 52 30 23774 110 13 -12.2 4.4 | 98 24 -24.2 3.4 53 30 23860 15 5 -1.3 -4.8 | 66 14 -13.3 -5.8 54 20 26480 125 7 -5.7 4.0 | 100 18 -17.7 3.0 55 16 27127 140 12 -7.7 9.2 | 113 21 -19.7 8.2 56 15 27432 335 2 0.8 -1.8 | 76 11 -11.1 -2.8 Wind Parameters Mean winds (0-6000m): 235.1 at 16.0 knts Storm direction: 265.1 at 12.0 knts Shear (0-3000m) pos: 1.7 neg: 1.1 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 49.9 deg Storm rel helicity (0-3000m) pos: 55.3 neg: -73.8 tot: -18.5 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 78.69 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 54 8 72 20| 0.0 9.3 9.3| 0.0 -57.2 -57.2 -114.4 -0.69| 16.3-11.2 1000 36 7 68 17| 0.0 3.2 3.2| 17.2 -61.1 -43.9 -43.9 -0.18| 15.3 -2.7 1500 56 6 75 18| 0.0 2.2 2.2| 28.4 -71.2 -42.8 -28.5 -0.07| 14.8 -1.1 2000 137 7 104 17| 2.1 1.6 3.7| 50.6 -71.2 -20.6 -10.3 0.05| 13.3 0.7 2500 190 8 121 12| 2.0 1.3 3.3| 54.2 -72.4 -18.2 -7.3 0.06| 11.7 0.7 3000 202 8 126 11| 1.7 1.1 2.8| 55.3 -73.8 -18.5 -6.2 0.06| 10.3 0.6 4000 217 9 131 9| 1.5 1.3 2.8| 64.7 -76.9 -12.2 -3.0 0.11| 8.8 1.0 5000 233 11 152 7| 2.8 1.0 3.8|103.5 -88.6 15.0 3.0 0.21| 9.1 1.9 6000 235 16 188 8| 2.3 2.5 4.9|103.5-149.6 -46.1 -7.7 0.09| 9.3 0.8 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250501.00.gif