UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011600.upa.cvt Date: 0000Z 16 JAN 26 Searching for SBUG... Searching the city database file for: SBUG ... Date:0000Z 16 JAN 26 Station: SBUG WMO ident: 83928 Latitude: -29.78 Longitude: -57.04 Elevation: 74.00 ------------------------------------------------------------------------------- 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 1000 74 22.2 20.3 89 1.9 20.9 35 2 295.4 298.1 294.0 338.9 15.16 1 993 136 26.2 16.2 54 10.0 19.5 13 4 300.0 302.1 292.9 334.3 11.74 2 988 181 27.2 15.2 48 12.0 19.2 358 5 301.4 303.4 292.8 334.0 11.05 3 970 344 26.6 15.6 51 11.0 19.2 312 10 302.4 304.5 293.4 336.6 11.56 4 934 678 25.0 19.0 69 6.0 20.8 290 18 304.0 306.8 296.3 348.6 14.97 5 925 763 24.6 17.6 65 7.0 19.7 290 19 304.5 307.0 295.7 345.6 13.82 6 874 1259 23.0 12.0 50 11.0 15.8 312 21 307.8 309.7 293.9 338.5 10.13 7 850 1501 21.4 11.4 53 10.0 14.9 290 23 308.6 310.4 294.1 339.0 10.01 8 733 2765 12.6 7.6 72 5.0 9.5 248 29 312.3 314.0 294.3 340.0 8.97 9 723 2881 12.0 5.0 62 7.0 7.9 246 31 312.9 314.3 293.4 336.5 7.59 10 700 3151 10.0 3.0 62 7.0 6.0 240 36 313.6 314.9 293.0 334.8 6.80 11 622 4121 2.4 0.9 90 1.5 1.6 220 33 315.6 316.9 293.4 336.4 6.58 12 573 4781 -0.9 -0.9 100 0.0 -0.9 218 31 319.3 320.5 294.1 339.3 6.27 13 500 5860 -6.3 -6.5 98 0.2 -6.4 210 23 325.4 326.3 294.6 340.9 4.71 14 457 6560 -9.9 -10.6 95 0.7 -10.2 200 15 329.3 330.1 294.8 342.0 3.73 15 416 7282 -13.5 -20.5 56 7.0 -15.7 54 11 333.7 334.0 294.3 340.1 1.80 16 400 7580 -16.1 -21.0 66 4.9 -17.6 50 12 334.1 334.4 294.4 340.4 1.79 17 350 8571 -22.7 -24.7 84 2.0 -23.2 185 5 338.2 338.5 295.1 343.5 1.48 18 301 9656 -31.1 -32.4 88 1.3 -31.3 230 22 341.2 341.4 295.4 344.4 0.84 19 300 9680 -31.3 -32.7 87 1.4 -31.6 230 23 341.3 341.4 295.4 344.4 0.82 20 286 10018 -33.3 -38.0 63 4.7 -34.0 230 29 343.1 343.2 295.5 345.1 0.51 21 275 10293 -35.3 -39.7 64 4.4 -35.8 238 31 344.1 344.2 295.7 345.8 0.44 22 250 10950 -40.9 -43.9 73 3.0 -41.2 260 33 345.3 345.3 295.8 346.5 0.31 23 205 12270 -52.7 -57.0 60 4.3 -52.8 264 36 346.9 346.9 296.0 347.2 0.08 24 200 12430 -53.9 -58.2 59 4.3 -54.0 265 36 347.4 347.4 296.1 347.7 0.07 25 168 13523 -63.5 -68.5 51 5.0 -63.6 286 53 349.2 349.2 296.5 349.3 0.02 26 163 13708 -64.7 -68.9 56 4.2 -64.7 290 56 350.2 350.2 296.7 350.3 0.02 27 160 13822 -62.3 -66.3 59 4.0 -62.4 288 55 356.1 356.1 298.0 356.3 0.03 28 150 14220 -62.5 -71.5 29 9.0 -62.6 275 34 362.4 362.4 299.2 362.5 0.02 29 136 14817 -66.1 -87.1 4 21.0 -66.2 287 21 366.3 366.3 299.9 366.3 0.00 30 101 16582 -74.1 -88.1 10 14.0 -74.2 319 4 383.5 383.5 302.8 383.5 0.00 31 100 16640 -74.1 -88.1 10 14.0 -74.2 320 3 384.6 384.6 303.0 384.6 0.00 32 84 17647 -77.7 -90.7 11 13.0 -77.7 57 10 396.9 396.9 304.8 396.9 0.00 33 74 18384 -71.5 -89.5 5 18.0 -71.6 159 11 424.6 424.6 308.2 424.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 586.36 mb = 4601.02 m = 15095.03 ft Wetbulb zero: 591.06 mb = 4531.42 m = 14866.67 ft Precipitable water: 1.94 inches Sfc-500 mean rel hum: 74.56 % Est. max temperature: 35.41 C = 95.75 F Sfc-Lift cond lev (LCL): 972.87 mb = 317.43 m = 1041.41 ft T: 26.70 C 700-500 lapse rate: 6.02 C/km ThetaE index: 10.09 C Layer 925.0- 850.0 mb Conv cond level (CCL): 737.68 mb = 2711.03 m = 8894.36 ft Mean mixing ratio: 12.85 g/kg Conv temperature: 38.99 C = 102.18 F Cap Strength: 5.55 C Lifted Index: -0.02 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.05 C Lifted Index @700 mb: 1.95 C Showalter Index: 0.89 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 17.70 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 205.80 Risk: None Energy Index: 0.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.44 J/kg Max Up Vert Vel: 10.90 m/s Conv Inhibition (B-): 326.41 J/kg Cap Strength: 5.55 C Lift Cond Lev (LCL): 837.29 mb = 1629.59 m = 5346.37 ft Lev Free Conv (LFC): 642.29 mb = 3857.26 m = 12654.89 ft Equ Level (EL): 492.29 mb = 5980.97 m = 19622.37 ft B at Equ Level: 58.93 J/kg Max Parcel Lev (MPL): 392.29 mb = 7724.30 m = 25341.88 ft Wind level data Storm motion: 271 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 1000 74 35 2 -1.1 -1.6 | 87 20 -20.4 -1.2 1 974 305 315 9 6.4 -6.4 | 65 14 -12.9 -5.9 2 941 610 290 18 16.9 -6.2 | 22 6 -2.3 -5.7 3 925 763 290 19 17.9 -6.5 | 13 6 -1.4 -6.0 4 909 914 305 18 14.7 -10.3 | 24 11 -4.5 -9.9 5 878 1219 315 21 14.8 -14.8 | 17 15 -4.4 -14.4 6 850 1501 290 23 21.6 -7.9 | 342 8 2.4 -7.4 7 789 2134 265 21 20.9 1.8 | 217 3 1.7 2.3 8 761 2438 255 23 22.2 6.0 | 205 7 3.0 6.4 9 700 3151 240 36 31.2 18.0 | 213 22 11.9 18.4 10 683 3353 240 36 31.2 18.0 | 213 22 11.9 18.4 11 609 4267 215 32 18.4 26.2 | 178 27 -0.9 26.7 12 544 5182 220 30 19.3 23.0 | 180 23 0.1 23.4 13 524 5486 205 23 9.7 20.8 | 156 23 -9.5 21.3 14 500 5860 210 23 11.5 19.9 | 159 22 -7.7 20.4 15 485 6096 215 19 10.9 15.6 | 153 18 -8.3 16.0 16 448 6706 195 14 3.6 13.5 | 132 21 -15.6 14.0 17 414 7315 45 11 -7.8 -7.8 | 75 28 -27.0 -7.3 18 400 7580 50 12 -9.2 -7.7 | 76 29 -28.4 -7.3 19 382 7925 55 10 -8.2 -5.7 | 79 28 -27.4 -5.3 20 366 8230 160 6 -2.1 5.6 | 106 22 -21.3 6.1 21 323 9144 230 4 3.1 2.6 | 101 16 -16.2 3.0 22 300 9680 230 23 17.6 14.8 | 174 15 -1.6 15.2 23 284 10058 230 30 23.0 19.3 | 191 20 3.8 19.7 24 250 10950 260 33 32.5 5.7 | 245 15 13.3 6.2 25 200 12430 265 36 35.9 3.1 | 258 17 16.6 3.6 26 198 12497 265 36 35.9 3.1 | 258 17 16.6 3.6 27 163 13716 290 56 52.6 -19.2 | 299 38 33.4 -18.7 28 155 14021 285 52 50.2 -13.5 | 293 34 31.0 -13.0 29 150 14220 275 34 33.9 -3.0 | 280 15 14.6 -2.5 30 140 14630 280 23 22.7 -4.0 | 316 5 3.4 -3.5 31 126 15240 305 16 13.1 -9.2 | 35 11 -6.1 -8.7 32 120 15545 300 12 10.4 -6.0 | 58 10 -8.8 -5.6 33 114 15850 310 11 8.4 -7.1 | 58 13 -10.8 -6.6 34 100 16640 320 3 1.9 -2.3 | 84 17 -17.3 -1.8 35 98 16764 320 3 1.9 -2.3 | 84 17 -17.3 -1.8 36 87 17374 25 10 -4.2 -9.1 | 70 25 -23.5 -8.6 37 74 18288 160 11 -3.8 10.3 | 115 25 -23.0 10.8 38 66 18898 135 16 -11.3 11.3 | 111 33 -30.5 11.8 Wind Parameters Mean winds (0-6000m): 241.3 at 25.6 knts Storm direction: 271.3 at 19.2 knts Shear (0-3000m) pos: 1.0 neg: 6.9 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 126.9 deg Storm rel helicity (0-3000m) pos: 6.0 neg: -87.7 tot: -81.8 m^2/s^2 ave: -27.3 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 11.5 stream: -4.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.82 Bulk Shear: 72.23 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 ------------------------------------------------------------------------------- 500 307 10 66 13| 0.0 18.0 18.0| 0.0 -52.3 -52.3 -104.6 -0.68| 20.2-13.7 1000 301 14 47 10| 3.1 9.0 12.1| 2.5 -57.5 -55.0 -55.0 -0.51| 14.8 -7.5 1500 302 17 32 10| 2.1 8.1 10.2| 2.5 -79.8 -77.2 -51.5 -0.55| 14.0 -7.7 2000 294 18 22 7| 1.6 6.3 7.9| 2.5 -84.8 -82.3 -41.1 -0.58| 12.5 -7.2 2500 286 19 13 5| 1.3 6.2 7.5| 4.0 -86.3 -82.3 -32.9 -0.51| 11.6 -6.0 3000 276 21 317 2| 1.0 6.9 7.9| 6.0 -87.7 -81.8 -27.3 -0.43| 11.5 -4.9 4000 259 24 223 7| 0.8 5.1 5.9| 6.0-162.2-156.3 -39.1 -0.50| 10.4 -5.2 5000 248 26 205 11| 0.8 4.0 4.8| 11.2-182.3-171.0 -34.2 -0.49| 9.0 -4.4 6000 241 26 194 13| 1.1 2.8 3.8| 16.9-251.3-234.4 -39.1 -0.52| 8.8 -4.6 Wrote GIF file: /home/apache/climate/data/raob//SBUG/skewt/SBUG.skewt.20260116.00.gif