UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:0000Z 10 DEC 25 Station: SBSM WMO ident: 83937 Latitude: -29.71 Longitude: -53.69 Elevation: 85.00 ------------------------------------------------------------------------------- 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 -33 SFC 986 85 23.4 20.6 84 2.8 21.4 320 3 297.7 300.6 295.1 343.2 15.68 2 925 646 19.4 18.8 96 0.6 19.0 210 2 299.1 301.9 295.0 342.7 14.93 3 850 1371 15.2 13.6 90 1.6 14.1 275 10 302.1 304.2 293.4 336.3 11.60 4 700 2993 5.8 3.6 86 2.2 4.5 290 8 308.9 310.2 291.9 330.7 7.10 5 636 3772 0.8 0.7 99 0.1 0.7 258 11 311.8 313.0 292.2 331.5 6.34 6 587 4414 -1.7 -1.7 100 0.0 -1.7 245 16 316.1 317.2 292.9 334.4 5.76 7 572 4621 -2.3 -10.3 54 8.0 -5.7 244 21 317.8 318.4 291.1 327.8 3.05 8 554 4875 -3.3 -14.3 42 11.0 -7.5 238 21 319.5 319.9 290.9 327.1 2.28 9 541 5062 -4.9 -10.9 63 6.0 -7.4 233 21 319.8 320.4 291.7 329.9 3.08 10 532 5194 -4.9 -13.9 49 9.0 -8.4 230 21 321.3 321.8 291.6 329.5 2.45 11 528 5254 -5.5 -9.1 76 3.6 -7.1 234 21 321.3 322.0 292.6 333.3 3.64 12 500 5680 -8.1 -11.2 78 3.1 -9.4 250 23 323.2 323.8 292.8 334.0 3.25 13 491 5821 -9.1 -11.4 83 2.3 -10.1 247 23 323.6 324.3 292.9 334.5 3.26 14 435 6748 -14.3 -18.4 71 4.1 -15.7 254 25 328.4 328.8 293.2 335.6 2.06 15 424 6942 -15.3 -28.3 32 13.0 -18.4 258 25 329.6 329.7 292.4 332.7 0.88 16 420 7014 -15.9 -22.9 55 7.0 -17.9 260 25 329.7 330.0 293.0 334.8 1.44 17 400 7380 -17.9 -23.9 59 6.0 -19.6 245 24 331.7 332.0 293.5 336.7 1.39 18 387 7626 -19.5 -27.5 49 8.0 -21.4 247 21 332.8 333.0 293.4 336.5 1.03 19 336 8659 -28.5 -31.4 76 2.9 -29.0 262 22 334.2 334.4 293.6 337.3 0.82 20 311 9208 -33.3 -38.3 61 5.0 -33.9 270 22 335.0 335.1 293.5 336.7 0.45 21 300 9460 -34.9 -47.9 25 13.0 -36.0 270 20 336.2 336.2 293.5 336.9 0.17 22 281 9911 -39.1 -48.1 38 9.0 -39.8 270 20 336.5 336.5 293.6 337.2 0.17 23 261 10411 -42.5 -68.5 4 26.0 -43.3 254 20 338.7 338.7 294.0 338.7 0.01 24 250 10700 -44.7 -68.7 5 24.0 -45.4 255 30 339.6 339.6 294.3 339.7 0.01 25 200 12170 -53.3 -76.3 4 23.0 -53.7 255 43 348.4 348.4 296.3 348.4 0.01 26 199 12202 -53.5 -75.5 5 22.0 -53.8 255 43 348.5 348.5 296.3 348.6 0.01 27 161 13546 -59.5 -81.5 4 22.0 -59.7 254 50 360.2 360.2 298.7 360.2 0.00 28 151 13948 -58.3 -83.3 3 25.0 -58.5 237 40 368.9 368.9 300.4 368.9 0.00 29 150 13990 -58.5 -83.5 3 25.0 -58.7 235 39 369.3 369.3 300.4 369.3 0.00 30 126 15066 -65.1 -86.1 4 21.0 -65.2 285 49 376.2 376.2 301.6 376.2 0.00 31 101 16409 -65.1 -87.1 3 22.0 -65.3 255 26 400.8 400.8 305.3 400.8 0.00 32 100 16470 -64.9 -86.9 3 22.0 -65.1 275 29 402.3 402.3 305.5 402.3 0.00 33 73 18370 -71.1 -88.1 6 17.0 -71.2 274 20 427.1 427.1 308.5 427.1 0.00 34 70 18620 -70.5 -88.5 5 18.0 -70.6 255 22 433.6 433.6 309.2 433.6 0.00 35 60 19532 -71.3 -90.3 4 19.0 -71.4 229 21 451.3 451.3 311.0 451.3 0.00 36 55 20050 -67.9 -89.9 3 22.0 -68.1 217 16 470.5 470.5 312.7 470.5 0.00 37 50 20620 -69.3 -90.3 3 21.0 -69.5 195 8 480.2 480.2 313.5 480.2 0.00 38 45 21248 -70.5 -90.5 4 20.0 -70.6 164 10 492.0 492.0 314.4 492.0 0.00 39 35 22789 -57.9 -88.9 1 31.0 -58.9 257 4 561.5 561.5 318.7 561.5 0.00 40 33 23159 -59.1 -89.1 1 30.0 -60.0 325 11 567.8 567.8 319.0 567.9 0.00 41 30 23760 -57.3 -88.3 1 31.0 -58.5 345 12 588.4 588.4 320.0 588.5 0.01 42 24 25179 -55.3 -87.3 1 32.0 -57.2 34 3 633.0 633.0 322.0 633.1 0.01 43 22 25740 -51.1 -86.1 1 35.0 -54.1 101 9 661.5 661.5 323.1 661.6 0.01 44 20 26360 -51.7 -85.7 1 34.0 -54.7 125 16 677.9 677.9 323.7 678.0 0.01 45 19 26692 -52.3 -86.3 1 34.0 -55.2 125 16 686.1 686.1 324.0 686.2 0.01 46 18 27044 -49.9 -85.9 1 36.0 -53.7 125 15 704.3 704.3 324.6 704.4 0.01 47 17 27417 -50.3 -85.3 1 35.0 -54.1 125 15 714.7 714.7 324.9 714.8 0.02 TRP 126 15066 -65.1 -86.1 4 21.0 -65.2 285 49 376.2 376.2 301.6 376.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5713.00 m Freezing level: 620.32 mb = 3977.57 m = 13049.61 ft Wetbulb zero: 621.26 mb = 3959.95 m = 12991.80 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 85.38 % Est. max temperature: 28.29 C = 82.93 F Sfc-Lift cond lev (LCL): 946.76 mb = 441.72 m = 1449.19 ft T: 20.86 C 700-500 lapse rate: 5.17 C/km ThetaE index: 12.54 C Layer 925.0- 636.0 mb Conv cond level (CCL): 905.37 mb = 829.91 m = 2722.75 ft Mean mixing ratio: 14.79 g/kg Conv temperature: 25.54 C = 77.96 F Cap Strength: 0.41 C Lifted Index: -2.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.11 C Lifted Index @700 mb: -2.54 C Showalter Index: 0.26 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.70 C K Index: 34.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 206.20 Risk: None Energy Index: -0.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 747.16 J/kg Max Up Vert Vel: 38.66 m/s Conv Inhibition (B-): 2.31 J/kg Cap Strength: 0.41 C Lift Cond Lev (LCL): 917.04 mb = 720.08 m = 2362.45 ft Lev Free Conv (LFC): 882.04 mb = 1053.73 m = 3457.08 ft Equ Level (EL): 232.04 mb = 11191.06 m = 36715.63 ft B at Equ Level: 737.69 J/kg Max Parcel Lev (MPL): 152.04 mb = 13905.09 m = 45619.81 ft Wind level data Storm motion: 287 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 ---------------------------------------------------------- 0 986 85 320 3 1.9 -2.3 | 95 7 -7.2 0.6 1 962 305 185 1 0.1 1.0 | 113 10 -9.1 3.9 2 929 610 195 3 0.8 2.9 | 125 10 -8.4 5.8 3 925 646 210 2 1.0 1.7 | 120 9 -8.1 4.6 4 896 914 255 6 5.8 1.6 | 143 6 -3.3 4.4 5 850 1371 275 10 10.0 -0.9 | 202 2 0.8 2.0 6 776 2134 295 12 10.9 -5.1 | 322 3 1.7 -2.2 7 748 2438 280 10 9.8 -1.7 | 212 1 0.7 1.1 8 721 2743 280 10 9.8 -1.7 | 212 1 0.7 1.1 9 700 2993 290 8 7.5 -2.7 | 95 2 -1.6 0.1 10 669 3353 285 12 11.6 -3.1 | 275 2 2.5 -0.2 11 644 3658 250 12 11.3 4.1 | 197 7 2.1 7.0 12 620 3962 275 10 10.0 -0.9 | 202 2 0.8 2.0 13 597 4267 245 13 11.8 5.5 | 198 9 2.6 8.4 14 574 4572 245 21 19.0 8.9 | 220 15 9.9 11.8 15 532 5182 230 21 16.1 13.5 | 203 18 6.9 16.4 16 512 5486 250 22 20.7 7.5 | 228 16 11.5 10.4 17 500 5680 250 23 21.6 7.9 | 229 16 12.5 10.7 18 473 6096 240 24 20.8 12.0 | 218 19 11.6 14.9 19 420 7010 260 25 24.6 4.3 | 245 17 15.5 7.2 20 400 7380 245 24 21.8 10.1 | 224 18 12.6 13.0 21 371 7925 250 17 16.0 5.8 | 218 11 6.8 8.7 22 356 8230 245 18 16.3 7.6 | 214 13 7.2 10.5 23 327 8839 270 24 24.0 -0.0 | 259 15 14.9 2.9 24 300 9460 270 20 20.0 -0.0 | 255 11 10.9 2.9 25 275 10058 270 20 20.0 -0.0 | 255 11 10.9 2.9 26 263 10363 255 20 19.3 5.2 | 232 13 10.2 8.1 27 251 10668 245 23 20.8 9.7 | 223 17 11.7 12.6 28 250 10700 255 30 29.0 7.8 | 242 23 19.8 10.6 29 240 10973 260 34 33.5 5.9 | 250 26 24.3 8.8 30 209 11887 250 41 38.5 14.0 | 240 34 29.4 16.9 31 200 12170 255 43 41.5 11.1 | 247 35 32.4 14.0 32 172 13106 265 43 42.8 3.7 | 259 34 33.7 6.6 33 164 13411 260 53 52.2 9.2 | 254 45 43.1 12.1 34 150 13990 235 39 31.9 22.4 | 222 34 22.8 25.2 35 142 14326 235 39 31.9 22.4 | 222 34 22.8 25.2 36 135 14630 250 31 29.1 10.6 | 236 24 20.0 13.5 37 129 14935 285 41 39.6 -10.6 | 284 31 30.5 -7.7 38 126 15066 285 49 47.3 -12.7 | 284 39 38.2 -9.8 39 122 15240 285 49 47.3 -12.7 | 284 39 38.2 -9.8 40 111 15850 265 47 46.8 4.1 | 260 38 37.7 7.0 41 105 16154 230 30 23.0 19.3 | 212 26 13.8 22.2 42 100 16459 260 25 24.6 4.3 | 245 17 15.5 7.2 43 100 16470 275 29 28.9 -2.5 | 269 20 19.8 0.3 44 95 16764 275 29 28.9 -2.5 | 269 20 19.8 0.3 45 91 17069 255 38 36.7 9.8 | 245 30 27.6 12.7 46 86 17374 245 34 30.8 14.4 | 231 28 21.7 17.2 47 82 17678 260 27 26.6 4.7 | 247 19 17.5 7.6 48 78 17983 250 26 24.4 8.9 | 232 19 15.3 11.8 49 74 18288 275 18 17.9 -1.6 | 262 9 8.8 1.3 50 70 18593 270 25 25.0 -0.0 | 260 16 15.9 2.9 51 70 18620 255 22 21.3 5.7 | 235 15 12.1 8.6 52 63 19202 240 17 14.7 8.5 | 206 13 5.6 11.4 53 60 19507 230 21 16.1 13.5 | 203 18 6.9 16.4 54 54 20117 215 15 8.6 12.3 | 178 15 -0.5 15.2 55 52 20422 185 17 1.5 16.9 | 159 21 -7.7 19.8 56 50 20620 195 8 2.1 7.7 | 146 13 -7.1 10.6 57 49 20726 180 19 0.0 19.0 | 157 24 -9.1 21.9 58 47 21031 195 10 2.6 9.7 | 152 14 -6.6 12.5 59 45 21336 155 10 -4.2 9.1 | 132 18 -13.4 11.9 60 42 21641 175 4 -0.3 4.0 | 126 12 -9.5 6.9 61 40 21946 270 12 12.0 -0.0 | 225 4 2.9 2.9 62 38 22250 225 28 19.8 19.8 | 205 25 10.7 22.7 63 36 22555 240 13 11.3 6.5 | 193 10 2.1 9.4 64 35 22860 260 2 2.0 0.3 | 114 8 -7.2 3.2 65 33 23165 325 11 6.3 -9.0 | 25 7 -2.8 -6.1 66 31 23470 325 13 7.5 -10.6 | 12 8 -1.7 -7.8 67 30 23760 345 12 3.1 -11.6 | 35 11 -6.0 -8.7 68 29 24079 360 11 -0.0 -11.0 | 48 12 -9.1 -8.1 69 25 24994 10 1 -0.2 -1.0 | 101 10 -9.3 1.9 70 21 25908 120 11 -9.5 5.5 | 114 20 -18.7 8.4 71 20 26213 135 16 -11.3 11.3 | 125 25 -20.5 14.2 72 20 26360 125 16 -13.1 9.2 | 118 25 -22.2 12.1 73 16 27127 125 14 -11.5 8.0 | 118 23 -20.6 10.9 74 15 27432 75 17 -16.4 -4.4 | 87 26 -25.6 -1.5 75 14 27737 75 17 -16.4 -4.4 | 87 26 -25.6 -1.5 Wind Parameters Mean winds (0-6000m): 257.5 at 12.8 knts Storm direction: 287.5 at 9.6 knts Shear (0-3000m) pos: 2.1 neg: 1.4 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -6.4 deg Storm rel helicity (0-3000m) pos: 19.7 neg: -1.9 tot: 17.8 m^2/s^2 ave: 5.9 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 1.5 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 44.51 Bulk Shear: 16.79 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 ------------------------------------------------------------------------------- 500 221 2 119 9| 0.0 5.3 5.3| 9.5 -0.1 9.3 18.6 0.67| 6.5 4.3 1000 244 3 126 8| 3.6 2.7 6.3| 16.2 -0.4 15.8 15.8 0.58| 7.0 4.0 1500 263 5 133 5| 3.7 1.8 5.5| 18.5 -0.4 18.1 12.1 0.63| 6.1 3.8 2000 274 7 136 3| 3.3 1.3 4.6| 19.7 -0.4 19.3 9.6 0.66| 5.4 3.5 2500 278 8 140 2| 2.6 1.7 4.3| 19.7 -1.4 18.3 7.3 0.46| 5.0 2.3 3000 279 8 141 2| 2.1 1.4 3.6| 19.7 -1.9 17.8 5.9 0.32| 4.7 1.5 4000 276 9 168 2| 1.6 1.7 3.4| 20.5 -7.4 13.0 3.3 0.06| 5.7 0.3 5000 264 11 201 4| 1.3 2.6 4.0| 33.0 -26.0 7.0 1.4 0.03| 6.2 0.2 6000 257 13 211 7| 1.7 2.5 4.2| 65.7 -44.8 20.9 3.5 0.07| 6.3 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251210.00.gif