UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SBUG... Searching the city database file for: SBUG ... Date:1200Z 10 DEC 25 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 ------------------------------------------------------------------------------- 0 1000 40 200 16 SFC 996 74 20.4 17.0 81 3.4 18.1 200 16 293.9 296.1 291.5 329.1 12.33 2 957 418 16.6 15.9 96 0.7 16.1 188 27 293.4 295.6 291.0 327.5 11.95 3 925 708 15.0 14.2 95 0.8 14.5 170 31 294.6 296.6 290.7 326.4 11.07 4 874 1188 13.6 11.2 85 2.4 12.1 175 30 298.0 299.8 290.6 326.0 9.60 5 850 1423 11.8 10.7 93 1.1 11.2 175 29 298.5 300.2 290.7 326.4 9.55 6 835 1572 10.6 10.4 99 0.2 10.5 178 29 298.8 300.5 290.7 326.6 9.53 7 751 2450 5.4 4.6 95 0.8 4.9 190 36 302.3 303.6 289.8 323.5 7.10 8 736 2615 5.4 2.0 79 3.4 3.6 190 41 304.1 305.2 289.5 322.3 6.02 9 721 2785 6.0 -1.0 61 7.0 2.5 190 45 306.5 307.4 289.3 321.7 4.93 10 705 2969 5.4 -2.6 56 8.0 1.5 190 50 307.8 308.7 289.3 321.7 4.48 11 700 3027 4.8 -3.2 56 8.0 0.9 190 52 307.8 308.6 289.1 321.2 4.31 12 671 3371 2.2 -3.8 64 6.0 -0.7 196 50 308.6 309.4 289.4 322.0 4.30 13 653 3591 3.2 -6.8 48 10.0 -1.3 201 47 312.2 312.8 289.8 323.4 3.52 14 606 4194 1.0 -14.0 32 15.0 -4.8 213 41 316.4 316.8 289.8 323.4 2.14 15 530 5257 -6.7 -31.7 12 25.0 -12.6 228 40 319.5 319.6 289.2 321.3 0.51 16 502 5679 -9.9 -26.9 24 17.0 -14.3 230 41 320.6 320.8 289.8 323.6 0.84 17 500 5710 -10.1 -27.1 23 17.0 -14.4 230 41 320.7 320.9 289.9 323.6 0.83 18 492 5834 -11.1 -31.1 17 20.0 -15.6 226 42 321.0 321.1 289.7 323.1 0.58 19 472 6150 -12.3 -50.3 3 38.0 -17.5 235 48 323.3 323.3 289.9 323.6 0.08 20 425 6941 -17.7 -45.7 7 28.0 -21.5 235 62 326.3 326.3 290.8 326.9 0.15 21 400 7390 -21.7 -43.7 12 22.0 -24.6 235 67 326.8 326.8 291.0 327.5 0.20 22 395 7483 -22.5 -43.5 13 21.0 -25.2 236 67 326.9 327.0 291.0 327.7 0.21 23 361 8139 -27.5 -54.5 6 27.0 -29.7 239 66 328.8 328.8 291.5 329.0 0.06 24 358 8199 -27.3 -54.3 6 27.0 -29.6 240 66 329.8 329.8 291.7 330.1 0.07 25 300 9450 -36.7 -58.7 8 22.0 -37.9 235 69 333.6 333.7 292.7 333.8 0.05 26 270 10171 -41.3 -65.3 6 24.0 -42.2 238 89 337.2 337.2 293.6 337.3 0.02 27 250 10690 -43.5 -69.5 4 26.0 -44.3 240 104 341.4 341.4 294.7 341.4 0.01 28 249 10717 -43.7 -69.6 4 25.9 -44.4 240 105 341.5 341.5 294.7 341.6 0.01 29 200 12160 -52.9 -73.9 6 21.0 -53.2 235 83 349.0 349.0 296.4 349.0 0.01 30 184 12692 -56.9 -75.9 7 19.0 -57.1 235 74 350.9 350.9 296.8 351.0 0.01 31 150 13970 -61.5 -84.5 3 23.0 -61.7 250 66 364.1 364.1 299.5 364.1 0.00 32 130 14853 -65.3 -85.3 5 20.0 -65.4 255 70 372.5 372.5 301.0 372.5 0.00 33 114 15654 -66.3 -86.3 4 20.0 -66.4 248 61 384.9 384.9 303.1 384.9 0.00 34 100 16460 -61.3 -87.3 2 26.0 -61.6 240 52 409.3 409.3 306.4 409.3 0.00 35 97 16649 -59.9 -86.9 2 27.0 -60.2 243 56 415.6 415.6 307.2 415.6 0.00 36 70 18620 -73.5 -88.5 8 15.0 -73.6 260 19 427.1 427.1 308.5 427.2 0.00 37 68 18789 -74.3 -89.3 8 15.0 -74.3 255 25 429.0 429.0 308.7 429.0 0.00 38 57 19834 -67.7 -89.7 3 22.0 -67.9 227 15 466.2 466.2 312.3 466.2 0.00 39 55 20048 -68.7 -90.7 3 22.0 -68.9 206 11 468.6 468.6 312.5 468.7 0.00 40 50 20620 -68.1 -90.1 3 22.0 -68.3 90 3 483.0 483.0 313.7 483.0 0.00 41 40 21967 -67.1 -91.1 2 24.0 -67.4 208 12 517.3 517.3 316.1 517.4 0.00 42 30 23750 -56.9 -86.9 1 30.0 -58.2 250 7 589.5 589.5 320.1 589.6 0.01 43 27 24420 -53.5 -85.5 1 32.0 -55.5 277 7 617.1 617.1 321.3 617.2 0.01 44 23 25445 -55.3 -86.3 1 31.0 -57.2 341 9 640.8 640.8 322.3 640.8 0.01 45 20 26340 -52.7 -84.7 1 32.0 -55.5 350 7 674.9 674.9 323.6 675.0 0.02 46 18 27025 -49.7 -83.7 1 34.0 -53.5 36 8 705.0 705.0 324.6 705.1 0.02 47 16 27794 -50.5 -83.5 1 33.0 -54.4 87 10 726.5 726.5 325.3 726.7 0.02 TRP 68 18789 -74.3 -89.3 8 15.0 -74.3 255 25 429.0 429.0 308.7 429.0 0.00 WND 249 10717 -43.7 -69.6 4 25.9 -44.4 240 105 341.5 341.5 294.7 341.6 0.01 Sounding variables and indices 1000-500 mb thick: 5670.00 m Freezing level: 596.13 mb = 4332.40 m = 14213.75 ft Wetbulb zero: 683.22 mb = 3224.11 m = 10577.68 ft Precipitable water: 1.27 inches Sfc-500 mean rel hum: 61.24 % Est. max temperature: 25.08 C = 77.15 F Sfc-Lift cond lev (LCL): 947.39 mb = 504.02 m = 1653.60 ft T: 16.13 C 700-500 lapse rate: 5.55 C/km ThetaE index: 4.92 C Layer 751.0- 705.0 mb Conv cond level (CCL): 902.69 mb = 914.86 m = 3001.48 ft Mean mixing ratio: 11.49 g/kg Conv temperature: 22.60 C = 72.68 F Cap Strength: 4.14 C Lifted Index: 2.48 C Risk: None Lifted Index @300 mb: 5.35 C Lifted Index @700 mb: 1.50 C Showalter Index: 2.89 C Risk: Showers probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 20.80 C K Index: 24.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 354.79 Risk: Showers and thunderstorms possible Energy Index: -0.48 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.02 J/kg Max Up Vert Vel: 7.75 m/s Conv Inhibition (B-): 17.45 J/kg Cap Strength: 4.15 C Lift Cond Lev (LCL): 926.05 mb = 698.35 m = 2291.13 ft Lev Free Conv (LFC): 831.05 mb = 1611.42 m = 5286.76 ft Equ Level (EL): 731.05 mb = 2670.90 m = 8762.70 ft B at Equ Level: 28.35 J/kg Max Parcel Lev (MPL): 671.05 mb = 3370.07 m = 11056.53 ft Wind level data Storm motion: 233 at 29 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 ---------------------------------------------------------- 0 996 74 200 16 5.5 15.0 | 83 17 -17.3 -2.2 1 970 305 195 26 6.7 25.1 | 116 18 -16.0 7.8 2 936 610 175 29 -2.5 28.9 | 115 28 -25.3 11.6 3 925 708 170 31 -5.4 30.5 | 115 31 -28.1 13.3 4 903 914 175 31 -2.7 30.9 | 118 29 -25.4 13.6 5 850 1423 175 29 -2.5 28.9 | 115 28 -25.3 11.6 6 840 1524 175 29 -2.5 28.9 | 115 28 -25.3 11.6 7 809 1829 195 31 8.0 29.9 | 131 19 -14.7 12.7 8 780 2134 190 36 6.3 35.5 | 138 25 -16.5 18.2 9 752 2438 190 36 6.3 35.5 | 138 25 -16.5 18.2 10 700 3027 190 52 9.0 51.2 | 158 37 -13.7 33.9 11 698 3048 190 53 9.2 52.2 | 159 37 -13.5 34.9 12 599 4267 215 40 22.9 32.8 | 181 15 0.2 15.5 13 577 4572 225 38 26.9 26.9 | 203 10 4.1 9.6 14 500 5710 230 41 31.4 26.4 | 224 13 8.7 9.1 15 495 5791 225 41 29.0 29.0 | 208 13 6.3 11.7 16 475 6096 235 47 38.5 27.0 | 238 19 15.8 9.7 17 404 7315 235 69 56.5 39.6 | 237 40 33.8 22.3 18 400 7390 235 67 54.9 38.4 | 237 38 32.2 21.2 19 356 8230 240 66 57.2 33.0 | 245 38 34.4 15.7 20 313 9144 235 72 59.0 41.3 | 236 43 36.3 24.0 21 300 9449 235 68 55.7 39.0 | 237 39 33.0 21.7 22 300 9450 235 69 56.5 39.6 | 237 40 33.8 22.3 23 250 10690 240 104 90.1 52.0 | 243 76 67.3 34.7 24 249 10717 240 105 90.9 52.5 | 243 77 68.2 35.2 25 240 10973 240 105 90.9 52.5 | 243 77 68.2 35.2 26 218 11582 235 104 85.2 59.7 | 236 75 62.5 42.4 27 200 12160 235 83 68.0 47.6 | 236 54 45.3 30.3 28 181 12802 235 72 59.0 41.3 | 236 43 36.3 24.0 29 150 13970 250 66 62.0 22.6 | 262 40 39.3 5.3 30 128 14935 255 70 67.6 18.1 | 269 45 44.9 0.8 31 100 16460 240 52 45.0 26.0 | 249 24 22.3 8.7 32 95 16764 245 58 52.6 24.5 | 256 31 29.8 7.2 33 74 18288 215 22 12.6 18.0 | 94 10 -10.1 0.7 34 70 18593 235 16 13.1 9.2 | 50 13 -9.6 -8.1 35 70 18620 260 19 18.7 3.3 | 16 15 -4.0 -14.0 36 68 18789 255 25 24.1 6.5 | 353 11 1.4 -10.8 37 67 18898 260 19 18.7 3.3 | 16 15 -4.0 -14.0 38 63 19202 225 35 24.7 24.7 | 195 8 2.0 7.5 39 60 19507 215 30 17.2 24.6 | 143 9 -5.5 7.3 40 57 19812 230 15 11.5 9.6 | 56 14 -11.2 -7.6 41 54 20117 200 10 3.4 9.4 | 68 21 -19.3 -7.9 42 50 20620 90 3 -3.0 0.0 | 56 31 -25.7 -17.3 43 49 20726 130 10 -7.7 6.4 | 70 32 -30.4 -10.8 44 47 21031 30 2 -1.0 -1.7 | 51 30 -23.7 -19.0 45 42 21641 175 13 -1.1 13.0 | 80 24 -23.9 -4.3 46 35 22860 290 10 9.4 -3.4 | 33 25 -13.3 -20.7 47 33 23165 290 20 18.8 -6.8 | 9 24 -3.9 -24.1 48 30 23750 250 7 6.6 2.4 | 47 22 -16.2 -14.9 49 30 23774 255 20 19.3 5.2 | 16 13 -3.4 -12.1 50 28 24079 255 6 5.8 1.6 | 47 23 -16.9 -15.7 51 21 25908 10 10 -1.7 -9.8 | 42 37 -24.5 -27.1 52 20 26340 350 7 1.2 -6.9 | 42 32 -21.5 -24.2 53 16 27127 90 10 -10.0 0.0 | 62 37 -32.7 -17.3 54 13 27737 120 13 -11.3 6.5 | 72 36 -34.0 -10.8 Wind Parameters Mean winds (0-6000m): 202.8 at 38.1 knts Storm direction: 232.8 at 28.5 knts Shear (0-3000m) pos: 3.6 neg: 3.7 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 76.7 deg Storm rel helicity (0-3000m) pos: 203.4 neg: -15.4 tot: 188.0 m^2/s^2 ave: 62.7 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.98 Bulk Shear: 30.57 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 ------------------------------------------------------------------------------- 500 190 24 110 20| 0.0 15.6 15.6| 46.2 -3.7 42.4 84.9 0.52| 19.1 9.9 1000 181 27 115 25| 0.0 8.9 8.9| 56.9 -6.6 50.3 50.3 0.43| 12.8 5.5 1500 179 28 115 26| 0.7 5.9 6.6| 64.8 -15.4 49.5 33.0 0.38| 9.6 3.6 2000 182 29 118 25| 2.6 4.4 7.1|111.1 -15.4 95.7 47.9 0.45| 10.4 4.7 2500 184 31 123 25| 2.1 4.4 6.5|132.7 -15.4 117.3 46.9 0.47| 9.4 4.4 3000 185 33 129 25| 3.6 3.7 7.2|203.4 -15.4 188.0 62.7 0.51| 10.0 5.1 4000 190 37 139 25| 3.1 2.8 5.9|266.8 -15.4 251.4 62.9 0.49| 10.1 4.9 5000 196 37 147 22| 3.3 2.2 5.5|294.2 -15.4 278.9 55.8 0.51| 9.4 4.8 6000 203 38 156 20| 3.5 1.8 5.4|329.0 -24.2 304.7 50.8 0.50| 9.0 4.5 Wrote GIF file: /home/apache/climate/data/raob//SBUG/skewt/SBUG.skewt.20251210.12.gif