UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for SCFA... Searching the city database file for: SCFA ... Date:1200Z 23 APR 25 Station: SCFA WMO ident: 85442 Latitude: -23.43 Longitude: -70.45 Elevation: 120.00 ------------------------------------------------------------------------------- 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 1002 120 14.8 13.1 90 1.7 13.8 120 2 287.8 289.4 286.8 314.3 9.49 1 1000 134 15.0 14.0 94 1.0 14.4 180 2 288.1 289.9 287.5 316.3 10.09 2 948 586 13.4 11.4 88 2.0 12.2 74 2 291.0 292.5 287.5 316.4 8.96 3 938 676 16.2 10.2 68 6.0 12.6 53 2 294.7 296.2 288.3 318.8 8.35 4 925 795 15.2 10.6 74 4.6 12.4 25 2 294.9 296.4 288.7 319.9 8.70 5 892 1104 17.0 8.0 55 9.0 11.7 321 2 299.8 301.2 289.4 322.1 7.56 6 850 1513 14.2 6.2 59 8.0 9.6 235 1 301.0 302.3 289.3 321.9 7.01 7 830 1714 12.8 4.8 58 8.0 8.3 241 1 301.6 302.8 289.0 321.0 6.51 8 787 2163 15.2 -0.8 33 16.0 6.8 253 1 308.8 309.7 289.7 323.1 4.58 9 700 3145 9.0 -5.0 37 14.0 2.2 280 2 312.5 313.2 290.1 324.4 3.76 10 679 3396 7.6 -5.4 39 13.0 1.4 267 4 313.6 314.3 290.5 325.6 3.77 11 633 3968 2.6 -6.4 51 9.0 -1.6 238 9 314.3 315.0 290.6 326.3 3.74 12 611 4252 1.0 -13.0 34 14.0 -4.6 223 12 315.6 316.1 289.7 323.2 2.30 13 563 4903 -4.3 -10.3 63 6.0 -6.8 189 18 316.9 317.5 290.9 327.0 3.10 14 533 5333 -5.7 -15.7 45 10.0 -9.4 167 22 320.2 320.6 290.9 327.3 2.11 15 500 5830 -9.1 -13.7 69 4.6 -10.8 140 27 321.9 322.5 291.9 330.8 2.65 16 481 6129 -11.7 -15.3 75 3.6 -13.0 140 27 322.3 322.8 291.8 330.5 2.42 17 463 6421 -13.1 -22.1 47 9.0 -15.7 140 28 324.1 324.4 291.5 329.0 1.41 18 421 7140 -18.5 -30.5 34 12.0 -21.0 140 29 326.1 326.3 291.3 328.7 0.72 19 400 7520 -21.9 -32.9 36 11.0 -23.9 140 29 326.5 326.6 291.3 328.7 0.60 20 399 7538 -22.1 -34.1 33 12.0 -24.2 140 29 326.5 326.6 291.3 328.5 0.53 21 311 9329 -34.5 -55.5 10 21.0 -35.8 157 46 333.3 333.3 292.7 333.6 0.07 22 300 9580 -36.5 -53.5 16 17.0 -37.6 160 49 333.9 333.9 292.9 334.3 0.09 23 293 9743 -37.7 -48.7 31 11.0 -38.5 161 51 334.5 334.5 293.1 335.1 0.16 24 270 10301 -41.5 -58.5 14 17.0 -42.3 166 60 336.9 336.9 293.6 337.1 0.05 25 250 10820 -44.1 -64.1 9 20.0 -44.8 170 68 340.5 340.5 294.5 340.6 0.03 26 238 11147 -46.3 -69.3 6 23.0 -46.9 170 69 342.0 342.0 294.8 342.1 0.01 27 216 11783 -50.8 -69.9 9 19.1 -51.2 170 72 344.7 344.7 295.4 344.7 0.01 28 210 11966 -52.1 -70.1 10 18.0 -52.4 174 72 345.4 345.4 295.6 345.5 0.01 29 200 12280 -52.9 -71.9 8 19.0 -53.2 180 71 349.0 349.0 296.4 349.0 0.01 30 170 13317 -56.5 -79.5 4 23.0 -56.8 180 60 359.6 359.6 298.6 359.6 0.00 31 150 14100 -61.9 -80.9 6 19.0 -62.0 180 51 363.4 363.4 299.4 363.5 0.00 32 103 16367 -73.5 -87.5 10 14.0 -73.5 235 26 382.5 382.5 302.6 382.5 0.00 33 100 16540 -73.5 -88.5 8 15.0 -73.5 230 24 385.7 385.7 303.2 385.7 0.00 34 89 17218 -75.1 -88.1 11 13.0 -75.2 219 21 395.6 395.6 304.6 395.6 0.00 35 70 18630 -69.7 -89.7 4 20.0 -69.8 195 14 435.3 435.3 309.4 435.3 0.00 36 68 18802 -69.7 -89.7 4 20.0 -69.8 194 14 438.9 438.9 309.8 438.9 0.00 37 62 19349 -71.7 -90.7 4 19.0 -71.8 191 13 446.2 446.2 310.5 446.2 0.00 38 58 19748 -65.3 -90.3 2 25.0 -65.5 189 12 469.3 469.3 312.5 469.3 0.00 39 53 20290 -69.5 -90.5 3 21.0 -69.6 187 12 471.8 471.8 312.8 471.8 0.00 40 50 20640 -66.5 -90.5 2 24.0 -66.8 185 11 486.8 486.8 314.0 486.8 0.00 41 48 20889 -63.3 -90.3 1 27.0 -63.7 177 12 500.1 500.1 314.9 500.1 0.00 42 33 23233 -56.5 -86.5 1 30.0 -57.8 100 20 574.7 574.7 319.4 574.8 0.01 43 30 23840 -55.5 -86.5 1 31.0 -57.0 80 22 593.3 593.3 320.3 593.4 0.01 44 24 25281 -48.7 -83.7 1 35.0 -52.1 77 20 652.2 652.2 322.7 652.3 0.01 45 23 25559 -50.5 -84.5 1 34.0 -53.5 77 20 654.9 654.9 322.9 655.0 0.01 46 20 26470 -49.7 -83.7 1 34.0 -53.2 75 19 684.0 684.1 323.9 684.2 0.02 47 12 29849 -45.3 -82.3 1 37.0 -52.1 97 26 807.2 807.3 327.4 807.6 0.04 48 11 30435 -42.1 -81.1 1 39.0 -50.8 101 28 839.2 839.2 328.2 839.7 0.05 49 10 31080 -42.1 -81.1 1 39.0 -51.2 105 29 862.4 862.4 328.7 862.9 0.06 50 8.0 32602 -38.5 -80.5 0 42.0 -50.7 933.5 933.6 330.1 934.4 0.08 51 5.6 35017 -45.5 -82.5 1 37.0 -55.4 1003.0 1003.0 331.2 1003.9 0.08 52 5.4 35260 -43.5 -83.5 0 40.0 -54.8 1022.4 1022.4 331.5 1023.1 0.07 TRP 103 16367 -73.5 -87.5 10 14.0 -73.5 235 26 382.5 382.5 302.6 382.5 0.00 WND 216 11783 -50.8 -69.9 9 19.1 -51.2 170 72 344.7 344.7 295.4 344.7 0.01 Sounding variables and indices 1000-500 mb thick: 5696.00 m Freezing level: 601.94 mb = 4375.01 m = 14353.55 ft Wetbulb zero: 657.53 mb = 3657.78 m = 12000.44 ft Precipitable water: 1.12 inches Sfc-500 mean rel hum: 52.23 % Est. max temperature: 27.98 C = 82.37 F Sfc-Lift cond lev (LCL): 977.06 mb = 330.51 m = 1084.34 ft T: 14.30 C 700-500 lapse rate: 6.74 C/km ThetaE index: 1.08 C Layer 850.0- 787.0 mb Conv cond level (CCL): 666.51 mb = 3547.24 m = 11637.78 ft Mean mixing ratio: 9.02 g/kg Conv temperature: 40.84 C = 105.51 F Cap Strength: 10.38 C Lifted Index: 8.46 C Risk: None Lifted Index @300 mb: 11.76 C Lifted Index @700 mb: 9.45 C Showalter Index: 6.29 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 15.30 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 103.40 Risk: None Energy Index: 1.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.06 J/kg Max Up Vert Vel: 9.28 m/s Conv Inhibition (B-): 51427.12 J/kg Cap Strength: 10.32 C Lift Cond Lev (LCL): 904.42 mb = 986.26 m = 3235.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 at 7 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 1002 120 120 2 -1.7 1.0 | 11 6 -1.1 -5.5 1 1000 134 180 2 0.0 2.0 | 352 5 0.7 -4.5 2 925 795 25 2 -0.8 -1.8 | 1 8 -0.2 -8.4 3 850 1513 235 1 0.8 0.6 | 346 6 1.5 -6.0 4 700 3145 280 2 2.0 -0.3 | 339 7 2.6 -6.9 5 500 5830 140 27 -17.4 20.7 | 130 22 -16.7 14.1 6 400 7520 140 29 -18.6 22.2 | 131 24 -18.0 15.7 7 300 9580 160 49 -16.8 46.0 | 158 43 -16.1 39.5 8 250 10820 170 68 -11.8 67.0 | 170 61 -11.2 60.4 9 216 11783 170 72 -12.5 70.9 | 170 65 -11.9 64.4 10 200 12280 180 71 0.0 71.0 | 181 64 0.7 64.5 11 150 14100 180 51 0.0 51.0 | 181 44 0.7 44.5 12 103 16367 235 26 21.3 14.9 | 249 23 21.9 8.4 13 100 16540 230 24 18.4 15.4 | 245 21 19.0 8.9 14 70 18630 195 14 3.6 13.5 | 212 8 4.3 7.0 15 50 20640 185 11 1.0 11.0 | 200 5 1.6 4.4 16 30 23840 80 22 -21.7 -3.8 | 64 23 -21.0 -10.4 17 20 26470 75 19 -18.4 -4.9 | 57 21 -17.7 -11.5 18 10 31080 105 29 -28.0 7.5 | 92 27 -27.4 1.0 Wind Parameters Mean winds (0-6000m): 144.3 at 8.8 knts Storm direction: 174.3 at 6.6 knts Shear (0-3000m) pos: 0.2 neg: 0.5 tot: 0.7 10-3/s Storm rel Dir Shear (0-3000m): -31.8 deg Storm rel helicity (0-3000m) pos: 1.8 neg: -10.8 tot: -9.0 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 2.0 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.78 Bulk Shear: 6.35 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 ------------------------------------------------------------------------------- 500 124 2 10 6| 0.0 1.9 1.9| 1.3 -1.9 -0.5 -1.1 -0.06| 4.8 -0.3 1000 35 2 3 8| 0.0 1.8 1.8| 1.3 -8.5 -7.2 -7.2 -0.41| 4.2 -1.7 1500 36 2 3 8| 0.0 0.9 0.9| 1.8 -9.5 -7.8 -5.2 -0.36| 3.5 -1.2 2000 282 2 342 7| 0.1 0.7 0.8| 1.8 -10.1 -8.4 -4.2 -0.38| 2.7 -1.0 2500 269 2 341 7| 0.2 0.5 0.7| 1.8 -10.6 -8.8 -3.5 -0.38| 2.3 -0.9 3000 274 2 341 7| 0.2 0.5 0.7| 1.8 -10.8 -9.0 -3.0 -0.38| 2.0 -0.7 4000 246 3 330 6| 0.2 1.5 1.7| 1.8 -34.7 -33.0 -8.2 -0.67| 2.9 -1.9 5000 188 5 310 2| 0.1 2.1 2.2| 1.8 -81.8 -80.1 -16.0 -0.79| 4.1 -3.2 6000 144 9 97 5| 0.1 2.3 2.4| 2.0-150.0-148.0 -24.7 -0.81| 4.9 -3.9 Wrote GIF file: /home/apache/climate/data/raob//SCFA/skewt/SCFA.skewt.20250423.12.gif