UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 5 DEC 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1006 60 25.6 23.8 90 1.8 24.3 120 4 298.2 301.6 297.3 352.8 18.76 1 1000 115 24.4 23.1 92 1.3 23.5 90 4 297.5 300.8 296.6 350.0 18.07 2 925 796 21.4 20.2 93 1.2 20.6 65 21 301.2 304.2 296.4 349.2 16.32 3 905 986 20.2 18.9 92 1.3 19.3 67 20 301.8 304.7 296.0 347.2 15.36 4 892 1112 20.4 15.5 73 4.9 17.1 70 19 303.3 305.6 294.4 340.4 12.51 5 850 1529 18.2 14.2 77 4.0 15.5 80 16 305.2 307.5 294.6 341.3 12.07 6 755 2537 14.0 5.0 55 9.0 8.7 102 3 311.2 312.6 292.7 333.6 7.26 7 711 3042 11.8 4.8 62 7.0 7.6 224 9 314.1 315.6 293.8 337.9 7.61 8 700 3172 10.8 4.8 66 6.0 7.2 255 10 314.4 315.9 294.0 338.6 7.73 9 556 5050 -1.9 -2.7 94 0.8 -2.3 262 17 320.8 321.9 294.1 339.1 5.65 10 528 5460 -3.7 -4.3 96 0.6 -4.0 237 18 323.4 324.5 294.5 340.7 5.28 11 500 5890 -5.1 -8.3 78 3.2 -6.6 255 14 326.8 327.6 294.4 340.5 4.09 12 490 6049 -5.7 -10.7 68 5.0 -7.9 247 18 328.0 328.7 294.2 339.7 3.45 13 402 7572 -15.9 -17.4 88 1.5 -16.4 213 4 333.8 334.3 294.9 342.4 2.43 14 400 7610 -16.1 -18.2 84 2.1 -16.8 205 4 334.1 334.5 294.8 342.1 2.28 15 338 8860 -23.3 -30.3 53 7.0 -24.8 210 8 340.7 340.9 295.3 344.2 0.91 16 300 9720 -30.5 -37.5 50 7.0 -31.5 210 8 342.4 342.5 295.4 344.4 0.51 17 276 10308 -35.7 -40.7 60 5.0 -36.2 187 11 343.1 343.2 295.4 344.7 0.40 18 250 10990 -41.3 -47.3 52 6.0 -41.8 155 11 344.7 344.7 295.6 345.5 0.21 19 233 11463 -45.5 -51.5 51 6.0 -45.8 132 12 345.3 345.3 295.7 345.9 0.14 20 200 12460 -53.7 -67.7 16 14.0 -53.9 140 14 347.7 347.7 296.1 347.8 0.02 21 181 13095 -58.5 -76.5 8 18.0 -58.7 149 14 350.0 350.0 296.6 350.0 0.01 22 150 14250 -68.7 -77.7 26 9.0 -68.8 145 32 351.7 351.7 297.0 351.8 0.01 23 141 14618 -71.3 -78.3 35 7.0 -71.3 145 29 353.5 353.5 297.4 353.5 0.01 24 101 16544 -80.9 -86.9 36 6.0 -80.9 252 27 370.4 370.4 300.7 370.4 0.00 25 100 16600 -81.3 -87.3 35 6.0 -81.3 250 28 370.6 370.6 300.7 370.7 0.00 26 83 17629 -86.3 -91.0 42 4.7 -86.3 210 14 380.7 380.7 302.3 380.8 0.00 27 78 17971 -81.7 -88.7 29 7.0 -81.7 143 20 397.1 397.1 304.8 397.1 0.00 28 70 18580 -79.1 -88.1 21 9.0 -79.1 35 16 415.2 415.2 307.2 415.2 0.00 29 68 18745 -78.1 -88.1 18 10.0 -78.1 38 17 420.8 420.8 307.8 420.8 0.00 30 67 18830 -79.1 -88.1 21 9.0 -79.1 39 17 420.4 420.4 307.7 420.4 0.00 31 66 18915 -78.7 -89.7 15 11.0 -78.7 38 17 423.1 423.1 308.1 423.1 0.00 32 64 19093 -72.5 -87.5 9 15.0 -72.6 23 16 440.4 440.4 309.9 440.4 0.00 33 60 19474 -70.3 -89.3 5 19.0 -70.4 43 10 453.5 453.5 311.2 453.6 0.00 34 55 19987 -73.3 -89.3 7 16.0 -73.4 349 11 458.1 458.1 311.6 458.1 0.00 35 50 20550 -69.9 -89.9 4 20.0 -70.1 90 35 478.8 478.8 313.4 478.8 0.00 36 30 23660 -59.5 -88.5 1 29.0 -60.4 100 63 582.4 582.4 319.8 582.5 0.01 37 27 24323 -56.8 -87.3 1 30.5 -58.3 90 64 607.7 607.7 321.0 607.7 0.01 38 26 24563 -55.9 -86.9 1 31.0 -57.5 90 64 617.0 617.0 321.3 617.0 0.01 39 23 25347 -53.7 -85.7 1 32.0 -55.9 87 62 645.5 645.5 322.5 645.6 0.01 TRP 83 17629 -86.3 -91.0 42 4.7 -86.3 210 14 380.7 380.7 302.3 380.8 0.00 WND 27 24323 -56.8 -87.3 1 30.5 -58.3 90 64 607.7 607.7 321.0 607.7 0.01 Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 577.54 mb = 4768.94 m = 15645.93 ft Wetbulb zero: 591.04 mb = 4551.58 m = 14932.81 ft Precipitable water: 2.15 inches Sfc-500 mean rel hum: 78.82 % Est. max temperature: 32.31 C = 90.15 F Sfc-Lift cond lev (LCL): 980.43 mb = 287.60 m = 943.55 ft T: 23.64 C 700-500 lapse rate: 5.85 C/km ThetaE index: 12.42 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 912.50 mb = 914.36 m = 2999.82 ft Mean mixing ratio: 17.00 g/kg Conv temperature: 28.96 C = 84.13 F Cap Strength: 1.04 C Lifted Index: -1.96 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.87 C Lifted Index @700 mb: 0.35 C Showalter Index: 1.15 C Risk: Showers probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.30 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 216.40 Risk: None Energy Index: -0.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 711.53 J/kg Max Up Vert Vel: 37.72 m/s Conv Inhibition (B-): 59.10 J/kg Cap Strength: 1.02 C Lift Cond Lev (LCL): 938.10 mb = 673.20 m = 2208.62 ft Lev Free Conv (LFC): 683.10 mb = 3371.31 m = 11060.59 ft Equ Level (EL): 183.10 mb = 13022.18 m = 42723.16 ft B at Equ Level: 707.35 J/kg Max Parcel Lev (MPL): 103.10 mb = 16425.44 m = 53888.58 ft Wind level data Storm motion: 314 at 10 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 1006 60 120 4 -3.5 2.0 | 130 14 -10.7 8.9 1 1000 115 90 4 -4.0 0.0 | 121 13 -11.3 6.9 2 979 305 75 13 -12.6 -3.4 | 100 20 -19.8 3.5 3 945 610 65 18 -16.3 -7.6 | 88 24 -23.6 -0.7 4 925 796 65 21 -19.0 -8.9 | 86 26 -26.3 -2.0 5 912 914 65 21 -19.0 -8.9 | 86 26 -26.3 -2.0 6 850 1529 80 16 -15.8 -2.8 | 100 23 -23.0 4.1 7 820 1829 85 11 -11.0 -1.0 | 108 19 -18.2 5.9 8 791 2134 115 6 -5.4 2.5 | 127 16 -12.7 9.4 9 763 2438 80 2 -2.0 -0.3 | 125 11 -9.2 6.5 10 700 3172 255 10 9.7 2.6 | 194 10 2.4 9.5 11 685 3353 255 10 9.7 2.6 | 194 10 2.4 9.5 12 659 3658 255 15 14.5 3.9 | 214 13 7.2 10.8 13 635 3962 295 16 14.5 -6.8 | 269 7 7.2 0.1 14 611 4267 290 16 15.0 -5.5 | 260 8 7.8 1.4 15 589 4572 290 15 14.1 -5.1 | 256 7 6.8 1.8 16 526 5486 235 18 14.7 10.3 | 203 19 7.5 17.2 17 506 5791 255 12 11.6 3.1 | 203 11 4.3 10.0 18 500 5890 255 14 13.5 3.6 | 211 12 6.3 10.5 19 487 6096 245 19 17.2 8.0 | 214 18 10.0 14.9 20 416 7315 270 3 3.0 -0.0 | 148 8 -4.3 6.9 21 400 7610 205 4 1.7 3.6 | 152 12 -5.6 10.5 22 368 8230 205 5 2.1 4.5 | 156 13 -5.1 11.4 23 311 9449 215 10 5.7 8.2 | 174 15 -1.5 15.1 24 300 9720 210 8 4.0 6.9 | 167 14 -3.3 13.8 25 274 10363 185 11 1.0 11.0 | 161 19 -6.3 17.9 26 262 10668 190 10 1.7 9.8 | 162 18 -5.5 16.7 27 251 10973 160 11 -3.8 10.3 | 147 20 -11.0 17.2 28 250 10990 155 11 -4.6 10.0 | 145 21 -11.9 16.9 29 228 11582 125 12 -9.8 6.9 | 129 22 -17.1 13.8 30 200 12460 140 14 -9.0 10.7 | 137 24 -16.3 17.6 31 199 12497 135 10 -7.1 7.1 | 134 20 -14.3 14.0 32 180 13106 150 14 -7.0 12.1 | 143 24 -14.3 19.0 33 150 14250 145 32 -18.4 26.2 | 142 42 -25.6 33.1 34 148 14326 150 34 -17.0 29.4 | 146 44 -24.3 36.3 35 133 14935 140 24 -15.4 18.4 | 138 34 -22.7 25.3 36 126 15240 170 13 -2.3 12.8 | 154 22 -9.5 19.7 37 108 16154 265 17 16.9 1.5 | 229 13 9.7 8.4 38 100 16600 250 28 26.3 9.6 | 229 25 19.0 16.5 39 97 16764 265 32 31.9 2.8 | 249 26 24.6 9.7 40 92 17069 215 25 14.3 20.5 | 194 28 7.1 27.4 41 83 17629 210 14 7.0 12.1 | 179 19 -0.3 19.0 42 82 17678 240 16 13.9 8.0 | 204 16 6.6 14.9 43 78 17983 140 20 -12.9 15.3 | 138 30 -20.1 22.2 44 74 18288 115 37 -33.5 15.6 | 119 47 -40.8 22.5 45 70 18580 35 16 -9.2 -13.1 | 69 18 -16.4 -6.2 46 66 18898 40 17 -10.9 -13.0 | 71 19 -18.2 -6.1 47 63 19202 15 16 -4.1 -15.5 | 53 14 -11.4 -8.6 48 60 19507 45 10 -7.1 -7.1 | 89 14 -14.3 -0.2 49 54 20117 335 11 4.6 -10.0 | 40 4 -2.6 -3.1 50 51 20422 90 10 -10.0 0.0 | 112 19 -17.3 6.9 51 50 20550 90 35 -35.0 0.0 | 99 43 -42.3 6.9 52 49 20726 90 35 -35.0 0.0 | 99 43 -42.3 6.9 53 42 21641 85 44 -43.8 -3.8 | 93 51 -51.1 3.1 54 34 22860 100 56 -55.1 9.7 | 105 65 -62.4 16.6 55 30 23660 100 63 -62.0 10.9 | 104 72 -69.3 17.8 56 27 24323 90 64 -64.0 0.0 | 96 72 -71.3 6.9 57 25 24689 90 64 -64.0 0.0 | 96 72 -71.3 6.9 58 20 25603 80 59 -58.1 -10.2 | 87 65 -65.4 -3.4 Wind Parameters Mean winds (0-6000m): 283.5 at 13.4 knts Storm direction: 313.5 at 10.0 knts Shear (0-3000m) pos: 4.4 neg: 2.6 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 47.1 deg Storm rel helicity (0-3000m) pos: 134.1 neg: -70.9 tot: 63.2 m^2/s^2 ave: 21.1 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 2.3 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 9.39 Bulk Shear: 75.78 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 74 11 102 19| 0.0 15.6 15.6| 0.0 -56.5 -56.5 -112.9 -0.78| 15.9-12.4 1000 68 16 93 22| 1.4 7.8 9.2| 11.0 -68.8 -57.8 -57.8 -0.59| 10.8 -6.3 1500 70 16 93 23| 1.5 5.2 6.7| 43.4 -68.8 -25.4 -16.9 -0.27| 9.2 -2.5 2000 73 15 97 22| 3.3 3.9 7.2| 80.4 -68.8 11.6 5.8 -0.00| 9.4 -0.0 2500 75 13 100 20| 3.1 3.1 6.2| 86.6 -70.9 15.7 6.3 0.02| 9.0 0.2 3000 78 12 103 19| 4.4 2.6 7.0|134.1 -70.9 63.2 21.1 0.24| 9.8 2.3 4000 66 12 96 18| 3.9 1.9 5.9|178.8 -71.5 107.3 26.8 0.38| 10.0 3.8 5000 356 13 48 9| 3.1 1.1 4.2|178.8 -88.9 89.9 18.0 0.26| 9.1 2.3 6000 284 13 237 7| 2.8 1.2 4.0|186.9-111.7 75.2 12.5 0.18| 9.3 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251205.12.gif