UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 19 APR 25 Station: SBCG WMO ident: 83612 Latitude: -20.47 Longitude: -54.67 Elevation: 556.00 ------------------------------------------------------------------------------- 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 113 SFC 950 556 19.6 18.9 96 0.7 19.1 80 9 297.1 299.7 294.1 339.3 14.62 2 931 736 18.8 18.0 95 0.8 18.2 65 23 298.0 300.5 294.0 338.9 14.09 3 925 793 20.2 17.7 86 2.5 18.5 65 23 300.0 302.5 294.5 340.7 13.91 4 912 916 22.8 18.6 77 4.2 19.8 50 13 303.9 306.6 296.3 348.3 14.95 5 850 1527 18.6 16.0 85 2.6 16.8 35 12 305.6 308.2 295.8 346.3 13.58 6 772 2349 14.0 13.5 97 0.5 13.7 298 15 309.2 311.6 296.1 347.8 12.71 7 700 3173 10.6 9.2 91 1.4 9.7 290 25 314.2 316.2 295.9 346.8 10.50 8 658 3688 8.6 4.5 75 4.1 6.2 287 29 317.6 319.1 295.0 343.1 8.06 9 565 4935 1.2 -4.8 64 6.0 -1.8 262 32 323.0 323.9 294.0 338.6 4.74 10 546 5210 -0.5 -3.4 81 2.9 -2.0 255 32 324.2 325.2 294.8 342.1 5.46 11 528 5478 -2.1 -12.1 46 10.0 -6.3 257 33 325.4 325.9 293.1 335.0 2.86 12 504 5847 -4.9 -8.0 79 3.1 -6.3 260 35 326.3 327.1 294.4 340.2 4.16 13 500 5910 -4.9 -8.2 78 3.3 -6.4 260 35 327.1 327.9 294.6 340.9 4.12 14 463 6511 -7.1 -19.1 38 12.0 -11.3 253 36 331.6 332.0 293.9 338.0 1.82 15 400 7630 -16.9 -19.5 80 2.6 -17.7 235 31 333.0 333.4 294.4 340.2 2.04 16 360 8412 -21.3 -22.1 93 0.8 -21.5 248 40 337.3 337.7 295.3 343.8 1.81 17 319 9292 -27.1 -30.2 75 3.1 -27.8 263 39 341.1 341.3 295.4 344.8 0.97 18 300 9730 -30.9 -33.8 76 2.9 -31.4 270 39 341.8 342.0 295.4 344.6 0.73 19 250 11000 -40.7 -43.6 74 2.9 -40.9 270 36 345.6 345.6 295.9 346.8 0.32 20 208 12226 -51.1 -54.9 64 3.8 -51.2 253 41 347.9 347.9 296.3 348.4 0.11 21 200 12480 -52.9 -57.7 56 4.8 -53.1 250 43 349.0 349.0 296.5 349.3 0.08 22 174 13361 -59.9 -68.9 30 9.0 -60.0 245 51 351.6 351.6 297.0 351.7 0.02 23 169 13542 -61.5 -64.6 66 3.1 -61.6 244 50 351.9 351.9 297.1 352.1 0.04 24 159 13917 -64.3 -66.7 72 2.4 -64.3 242 47 353.4 353.4 297.4 353.5 0.03 25 150 14270 -67.3 -70.4 65 3.1 -67.3 240 44 354.2 354.2 297.5 354.2 0.02 26 138 14768 -70.9 -74.5 59 3.6 -70.9 244 40 356.4 356.4 298.0 356.4 0.01 27 121 15537 -76.1 -81.1 45 5.0 -76.1 260 37 360.5 360.5 298.8 360.5 0.00 28 104 16411 -76.3 -84.3 27 8.0 -76.3 262 49 376.1 376.1 301.6 376.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 551.59 mb = 5129.20 m = 16827.89 ft Wetbulb zero: 585.97 mb = 4636.77 m = 15212.30 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 79.82 % Est. max temperature: 30.25 C = 86.46 F Sfc-Lift cond lev (LCL): 940.54 mb = 644.95 m = 2115.94 ft T: 19.20 C 700-500 lapse rate: 5.66 C/km ThetaE index: 9.25 C Layer 700.0- 546.0 mb Conv cond level (CCL): 803.38 mb = 2008.68 m = 6590.08 ft Mean mixing ratio: 14.29 g/kg Conv temperature: 30.10 C = 86.19 F Cap Strength: 2.43 C Lifted Index: -0.12 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.25 C Lifted Index @700 mb: 1.38 C Showalter Index: -0.58 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 20.90 C K Index: 38.10 Risk: > 80 % chance of thunderstorms Sweat Index: 251.00 Risk: None Energy Index: -1.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 94.81 J/kg Max Up Vert Vel: 13.77 m/s Conv Inhibition (B-): 207.51 J/kg Cap Strength: 2.43 C Lift Cond Lev (LCL): 862.53 mb = 1400.05 m = 4593.28 ft Lev Free Conv (LFC): 517.53 mb = 5637.07 m = 18494.09 ft Equ Level (EL): 487.53 mb = 6107.60 m = 20037.83 ft B at Equ Level: 42.28 J/kg Max Parcel Lev (MPL): 237.53 mb = 11341.01 m = 37207.60 ft Wind level data Storm motion: 308 at 19 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 ---------------------------------------------------------- 0 950 556 80 9 -8.9 -1.6 | 113 26 -23.8 10.2 1 944 610 65 23 -20.8 -9.7 | 93 36 -35.8 2.0 2 925 793 65 23 -20.8 -9.7 | 93 36 -35.8 2.0 3 912 914 50 13 -10.0 -8.4 | 98 25 -24.9 3.4 4 850 1524 30 11 -5.5 -9.5 | 96 21 -20.5 2.2 5 850 1527 35 12 -6.9 -9.8 | 95 22 -21.9 1.9 6 820 1829 25 10 -4.2 -9.1 | 98 19 -19.2 2.7 7 791 2134 325 10 5.7 -8.2 | 111 10 -9.2 3.5 8 763 2438 285 18 17.4 -4.7 | 199 7 2.4 7.1 9 700 3173 290 25 23.5 -8.6 | 250 9 8.5 3.2 10 635 3962 285 32 30.9 -8.3 | 258 16 15.9 3.4 11 612 4267 280 32 31.5 -5.6 | 250 18 16.5 6.2 12 547 5182 255 32 30.9 8.3 | 219 26 15.9 20.0 13 500 5910 260 35 34.5 6.1 | 228 26 19.5 17.8 14 488 6096 255 37 35.7 9.6 | 224 30 20.8 21.3 15 469 6401 255 37 35.7 9.6 | 224 30 20.8 21.3 16 401 7620 230 31 23.7 19.9 | 195 33 8.8 31.6 17 400 7630 235 31 25.4 17.8 | 199 31 10.4 29.5 18 368 8230 245 40 36.3 16.9 | 217 36 21.3 28.6 19 300 9730 270 39 39.0 -0.0 | 244 27 24.0 11.7 20 274 10363 280 39 38.4 -6.8 | 258 24 23.4 4.9 21 250 11000 270 36 36.0 -0.0 | 241 24 21.0 11.7 22 240 11278 265 36 35.9 3.1 | 235 26 20.9 14.9 23 200 12480 250 43 40.4 14.7 | 224 37 25.4 26.4 24 199 12497 245 45 40.8 19.0 | 220 40 25.8 30.7 25 172 13411 245 51 46.2 21.6 | 223 46 31.2 33.3 26 150 14270 240 44 38.1 22.0 | 214 41 23.1 33.7 27 149 14326 235 42 34.4 24.1 | 208 41 19.4 35.8 28 121 15545 260 37 36.4 6.4 | 230 28 21.5 18.1 29 114 15850 270 46 46.0 -0.0 | 249 33 31.0 11.7 30 109 16154 260 52 51.2 9.0 | 240 42 36.2 20.7 31 98 16764 265 46 45.8 4.0 | 243 35 30.8 15.7 Wind Parameters Mean winds (0-6000m): 278.0 at 25.4 knts Storm direction: 308.0 at 19.0 knts Shear (0-3000m) pos: 0.8 neg: 5.5 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 142.4 deg Storm rel helicity (0-3000m) pos: 59.1 neg: -90.0 tot: -30.8 m^2/s^2 ave: -10.3 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: 0.42 Bulk Shear: 225.42 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 61 18 95 31| 0.0 7.5 7.5| 15.8 -85.0 -69.2 -138.5 -0.33| 27.5 -9.1 1000 52 15 95 27| 0.0 4.4 4.4| 15.8 -89.2 -73.4 -73.4 -0.31| 15.7 -4.9 1500 43 13 95 24| 0.0 5.0 5.0| 23.6 -90.0 -66.4 -44.2 -0.19| 13.9 -2.7 2000 22 14 87 20| 0.0 7.1 7.1| 44.1 -90.0 -45.9 -22.9 0.07| 14.7 1.1 2500 350 15 75 13| 1.0 5.7 6.7| 53.8 -90.0 -36.2 -14.5 0.14| 12.8 1.8 3000 326 17 65 6| 0.8 5.5 6.3| 59.1 -90.0 -30.8 -10.3 0.17| 11.4 1.9 4000 303 21 260 3| 0.6 4.7 5.4| 61.3-119.4 -58.1 -14.5 0.07| 10.0 0.7 5000 288 23 236 8| 0.5 4.0 4.5| 73.4-164.0 -90.5 -18.1 -0.00| 9.1 -0.0 6000 278 25 231 13| 0.4 3.6 4.0| 85.2-190.8-105.5 -17.6 -0.02| 8.3 -0.2 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20250419.00.gif