UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for SCSN... Searching the city database file for: SCSN ... Date:1200Z 20 APR 25 Station: SCSN WMO ident: 85586 Latitude: -33.65 Longitude: -71.61 Elevation: 75.00 ------------------------------------------------------------------------------- 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 1007 75 11.8 9.7 87 2.1 10.6 100 2 284.4 285.7 283.5 305.2 7.51 1 1000 136 11.2 9.3 88 1.9 10.2 210 2 284.4 285.6 283.3 304.7 7.36 2 936 684 7.0 6.9 99 0.1 6.9 159 5 285.5 286.7 283.1 304.1 6.67 3 933 711 10.4 -0.6 46 11.0 5.2 157 6 289.2 289.9 281.5 300.6 3.92 4 930 738 13.2 4.2 54 9.0 8.4 154 6 292.4 293.3 284.7 308.4 5.56 5 925 783 15.2 4.2 48 11.0 9.3 150 6 294.9 295.9 285.7 311.2 5.59 6 902 996 16.4 3.4 42 13.0 9.3 159 6 298.2 299.2 286.8 314.3 5.42 7 888 1130 17.6 -22.4 5 40.0 4.1 164 6 300.8 300.9 282.7 303.1 0.71 8 850 1502 16.4 -19.6 7 36.0 3.5 180 6 303.3 303.5 284.0 306.4 0.95 9 805 1962 14.4 -17.6 9 32.0 2.5 211 6 306.0 306.2 285.2 309.8 1.19 10 785 2174 12.6 -5.4 28 18.0 4.1 225 6 306.2 306.8 287.6 316.4 3.25 11 700 3123 6.0 -12.0 26 18.0 -1.3 290 6 309.1 309.5 287.5 316.1 2.17 12 672 3455 4.4 -23.6 11 28.0 -4.3 290 8 311.0 311.1 286.7 313.8 0.85 13 500 5770 -15.3 -34.3 18 19.0 -18.7 290 22 314.4 314.5 287.4 315.9 0.42 14 492 5892 -16.3 -34.3 20 18.0 -19.5 288 22 314.6 314.7 287.5 316.1 0.43 15 449 6576 -20.9 -37.9 20 17.0 -23.4 278 23 317.2 317.2 288.2 318.3 0.32 16 400 7420 -28.1 -35.1 51 7.0 -29.1 265 24 318.5 318.6 288.8 320.2 0.48 17 393 7546 -29.3 -35.3 56 6.0 -30.1 262 24 318.5 318.6 288.8 320.2 0.48 18 363 8109 -33.5 -48.5 21 15.0 -34.6 246 23 320.2 320.2 288.9 320.7 0.13 19 324 8897 -39.9 -49.9 34 10.0 -40.5 225 23 322.0 322.0 289.5 322.4 0.12 20 300 9420 -42.5 -60.5 12 18.0 -43.2 210 22 325.5 325.5 290.5 325.6 0.04 21 281 9859 -45.3 -65.3 9 20.0 -45.9 214 23 327.6 327.6 291.0 327.7 0.02 22 250 10630 -49.7 -67.7 10 18.0 -50.1 220 26 332.2 332.2 292.3 332.2 0.02 23 200 12060 -56.3 -77.3 5 21.0 -56.5 265 33 343.6 343.6 295.2 343.6 0.01 24 173 12968 -62.3 -79.3 9 17.0 -62.4 280 52 348.3 348.3 296.3 348.3 0.00 25 168 13150 -60.9 -82.9 4 22.0 -61.0 281 53 353.5 353.5 297.4 353.5 0.00 26 154 13688 -63.5 -83.5 5 20.0 -63.6 284 55 358.0 358.0 298.3 358.0 0.00 27 150 13850 -62.3 -84.3 4 22.0 -62.4 285 56 362.8 362.8 299.2 362.8 0.00 28 127 14882 -61.1 -86.1 2 25.0 -61.3 271 64 382.6 382.6 302.6 382.6 0.00 29 126 14931 -61.3 -86.2 2 24.9 -61.4 270 64 383.2 383.2 302.8 383.2 0.00 30 100 16350 -66.1 -88.1 3 22.0 -66.2 275 51 400.0 400.0 305.2 400.0 0.00 31 98 16472 -66.9 -87.9 4 21.0 -67.0 275 50 400.8 400.8 305.3 400.8 0.00 32 70 18510 -65.3 -89.3 2 24.0 -65.5 280 30 444.7 444.7 310.3 444.7 0.00 33 67 18777 -66.3 -89.3 3 23.0 -66.5 279 29 448.1 448.1 310.7 448.1 0.00 34 50 20590 -58.7 -87.7 1 29.0 -59.4 270 20 505.2 505.2 315.3 505.2 0.00 35 46 21116 -55.5 -86.5 1 31.0 -56.5 271 19 525.1 525.1 316.6 525.1 0.00 36 40 22006 -55.1 -86.1 1 31.0 -56.3 272 18 547.5 547.5 317.9 547.5 0.01 37 31 23622 -57.5 -87.5 1 30.0 -58.7 275 16 582.4 582.4 319.8 582.4 0.01 38 30 23830 -55.1 -86.1 1 31.0 -56.7 275 16 594.4 594.4 320.3 594.5 0.01 39 22 25841 -47.9 -82.9 1 35.0 -51.8 256 23 671.0 671.0 323.4 671.2 0.02 40 20 26470 -47.7 -82.7 1 35.0 -51.9 250 25 690.2 690.2 324.1 690.3 0.02 41 16 27953 -44.7 -81.7 1 37.0 -50.7 745.4 745.5 325.8 745.7 0.03 42 16 27953 -44.9 -81.9 1 37.0 -50.8 744.8 744.8 325.8 745.0 0.03 TRP 173 12968 -62.3 -79.3 9 17.0 -62.4 280 52 348.3 348.3 296.3 348.3 0.00 WND 126 14931 -61.3 -86.2 2 24.9 -61.4 270 64 383.2 383.2 302.8 383.2 0.00 Sounding variables and indices 1000-500 mb thick: 5634.00 m Freezing level: 633.58 mb = 3972.26 m = 13032.18 ft Wetbulb zero: 720.01 mb = 2889.51 m = 9479.89 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 26.13 % Est. max temperature: 30.31 C = 86.55 F Sfc-Lift cond lev (LCL): 975.61 mb = 340.61 m = 1117.48 ft T: 9.63 C 700-500 lapse rate: 8.05 C/km ThetaE index: 11.13 C Layer 888.0- 850.0 mb Conv cond level (CCL): 641.26 mb = 3821.83 m = 12538.66 ft Mean mixing ratio: 6.57 g/kg Conv temperature: 39.09 C = 102.36 F Cap Strength: 13.50 C Lifted Index: 9.47 C Risk: None Lifted Index @300 mb: 13.79 C Lifted Index @700 mb: 12.02 C Showalter Index: 9.07 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 31.70 C Cross Totals Index: -4.30 C K Index: -5.90 Risk: None Sweat Index: 34.00 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.77 J/kg Max Up Vert Vel: 10.93 m/s Conv Inhibition (B-): 46817.85 J/kg Cap Strength: 13.43 C Lift Cond Lev (LCL): 901.17 mb = 1004.33 m = 3294.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 307 at 8 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 1007 75 100 2 -2.0 0.3 | 122 9 -8.1 5.0 1 1000 136 210 2 1.0 1.7 | 142 8 -5.1 6.4 2 925 783 150 6 -3.0 5.2 | 137 13 -9.1 9.9 3 850 1502 180 6 0.0 6.0 | 150 12 -6.1 10.7 4 700 3123 290 6 5.6 -2.1 | 170 3 -0.4 2.6 5 500 5770 290 22 20.7 -7.5 | 281 15 14.6 -2.9 6 400 7420 265 24 23.9 2.1 | 249 19 17.8 6.8 7 300 9420 210 22 11.0 19.1 | 192 24 4.9 23.7 8 250 10630 220 26 16.7 19.9 | 203 27 10.6 24.6 9 200 12060 265 33 32.9 2.9 | 254 28 26.8 7.5 10 173 12968 280 52 51.2 -9.0 | 276 45 45.1 -4.4 11 150 13850 285 56 54.1 -14.5 | 282 49 48.0 -9.8 12 126 14931 270 64 64.0 -0.0 | 265 58 57.9 4.7 13 100 16350 275 51 50.8 -4.4 | 270 45 44.7 0.2 14 70 18510 280 30 29.5 -5.2 | 271 23 23.5 -0.5 15 50 20590 270 20 20.0 -0.0 | 251 15 13.9 4.7 16 30 23830 275 16 15.9 -1.4 | 252 10 9.9 3.3 17 20 26470 250 25 23.5 8.6 | 233 22 17.4 13.2 Wind Parameters Mean winds (0-6000m): 277.5 at 10.2 knts Storm direction: 307.5 at 7.7 knts Shear (0-3000m) pos: 1.6 neg: 0.2 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 51.5 deg Storm rel helicity (0-3000m) pos: 30.9 neg: -5.5 tot: 25.3 m^2/s^2 ave: 8.4 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.66 Bulk Shear: 16.32 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 ------------------------------------------------------------------------------- 500 180 3 142 10| 4.5 0.0 4.5| 8.4 -1.2 7.3 14.5 0.48| 7.0 3.3 1000 161 4 140 12| 2.3 0.7 3.0| 12.5 -5.2 7.3 7.3 0.32| 5.2 1.6 1500 166 5 142 12| 2.0 0.5 2.5| 19.6 -5.2 14.4 9.6 0.43| 4.3 1.8 2000 175 5 147 12| 1.9 0.4 2.3| 27.2 -5.2 21.9 11.0 0.49| 4.1 2.0 2500 187 5 151 11| 1.8 0.3 2.1| 30.5 -5.2 25.3 10.1 0.48| 4.0 1.9 3000 196 5 155 11| 1.6 0.2 1.8| 30.9 -5.5 25.3 8.4 0.40| 4.0 1.6 4000 237 6 174 8| 1.5 0.2 1.8| 34.3 -5.5 28.8 7.2 0.47| 3.7 1.8 5000 267 8 201 5| 1.2 0.8 2.0| 38.0 -5.5 32.4 6.5 0.44| 3.6 1.6 6000 277 10 231 5| 1.0 1.1 2.1| 40.4 -12.3 28.2 4.7 0.36| 3.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//SCSN/skewt/SCSN.skewt.20250420.12.gif