UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120906.upa.cvt Date: 0600Z 9 DEC 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:0600Z 9 DEC 25 Station: LBSF WMO ident: 15614 Latitude: 42.65 Longitude: 23.38 Elevation: 595.00 ------------------------------------------------------------------------------- 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 216 SFC 956 595 4.6 1.0 77 3.6 2.9 270 3 281.3 282.1 278.3 293.3 4.30 2 925 851 2.2 0.4 88 1.8 1.4 280 7 281.6 282.3 278.3 293.4 4.25 3 877 1279 -1.3 -1.3 100 0.0 -1.3 329 7 282.2 282.9 278.3 293.4 3.96 4 874 1307 -1.1 -1.5 97 0.4 -1.3 333 7 282.7 283.4 278.5 293.7 3.92 5 871 1335 2.4 -2.1 72 4.5 0.4 336 7 286.7 287.3 280.2 297.4 3.76 6 869 1353 2.8 -3.2 65 6.0 0.3 338 7 287.3 287.9 280.1 297.3 3.47 7 860 1438 4.0 -7.0 44 11.0 -0.3 349 7 289.4 289.8 280.0 297.1 2.63 8 857 1466 4.0 -7.0 44 11.0 -0.3 352 7 289.7 290.1 280.2 297.4 2.63 9 850 1533 4.0 -9.0 38 13.0 -0.9 360 7 290.3 290.7 280.0 297.1 2.27 10 830 1726 3.6 -12.4 30 16.0 -2.0 10 8 291.9 292.2 280.1 297.3 1.77 11 752 2519 -1.7 -13.7 39 12.0 -5.7 347 11 294.5 294.8 281.3 299.9 1.76 12 700 3087 -3.3 -20.3 26 17.0 -8.1 355 7 298.8 299.0 282.3 302.3 1.09 13 696 3132 -3.3 -21.3 23 18.0 -8.3 353 7 299.3 299.5 282.4 302.5 1.00 14 597 4332 -9.3 -38.3 7 29.0 -14.3 26 17 305.8 305.8 284.0 306.6 0.23 15 587 4463 -8.9 -41.9 5 33.0 -14.2 29 20 307.7 307.8 284.7 308.3 0.16 16 552 4938 -10.5 -42.5 5 32.0 -15.5 40 33 311.3 311.3 286.0 311.9 0.16 17 500 5690 -16.7 -36.7 16 20.0 -20.0 35 40 312.7 312.7 286.7 313.9 0.33 18 484 5933 -18.9 -36.9 19 18.0 -21.7 34 40 312.9 313.0 286.8 314.1 0.33 19 400 7320 -30.7 -48.7 15 18.0 -32.1 20 40 315.1 315.1 287.2 315.5 0.11 20 358 8097 -37.9 -50.9 24 13.0 -38.6 16 42 315.6 315.6 287.4 316.0 0.10 21 308 9116 -46.7 -59.7 21 13.0 -47.1 11 44 317.1 317.1 287.9 317.3 0.04 22 300 9290 -48.1 -61.1 21 13.0 -48.4 10 44 317.6 317.6 288.0 317.7 0.03 23 294 9422 -49.5 -60.5 26 11.0 -49.8 9 45 317.4 317.4 287.9 317.6 0.04 24 273 9901 -52.7 -70.7 10 18.0 -52.9 3 48 319.6 319.6 288.6 319.6 0.01 25 250 10460 -57.7 -66.7 31 9.0 -57.8 355 54 320.3 320.3 288.9 320.4 0.02 26 245 10588 -58.3 -66.3 35 8.0 -58.4 354 54 321.2 321.2 289.2 321.3 0.02 27 234 10876 -60.1 -66.1 45 6.0 -60.2 351 56 322.8 322.8 289.6 322.9 0.02 28 220 11259 -63.1 -73.1 25 10.0 -63.2 352 57 323.9 323.9 289.9 323.9 0.01 29 215 11400 -64.3 -68.3 58 4.0 -64.3 353 57 324.2 324.2 290.0 324.2 0.02 30 205 11690 -66.7 -75.7 27 9.0 -66.7 355 58 324.8 324.8 290.2 324.9 0.01 31 204 11720 -66.5 -75.7 26 9.2 -66.5 355 60 325.6 325.6 290.5 325.6 0.01 32 200 11840 -65.7 -75.7 24 10.0 -65.8 355 56 328.7 328.7 291.3 328.7 0.01 33 175 12657 -63.1 -78.1 11 15.0 -63.2 345 47 345.8 345.8 295.7 345.8 0.01 34 159 13244 -65.3 -82.3 8 17.0 -65.4 323 34 351.7 351.7 297.0 351.7 0.00 35 150 13600 -63.7 -84.7 4 21.0 -63.8 330 52 360.3 360.3 298.8 360.4 0.00 36 110 15497 -62.7 -85.7 3 23.0 -62.9 344 27 395.6 395.7 304.6 395.7 0.00 37 100 16080 -64.5 -86.5 3 22.0 -64.7 330 13 403.1 403.1 305.6 403.1 0.00 38 70 18260 -64.5 -88.5 2 24.0 -64.7 305 25 446.4 446.4 310.5 446.4 0.00 TRP 205 11690 -66.7 -75.7 27 9.0 -66.7 355 58 324.8 324.8 290.2 324.9 0.01 WND 204 11720 -66.5 -75.7 26 9.2 -66.5 355 60 325.6 325.6 290.5 325.6 0.01 Sounding variables and indices 1000-500 mb thick: 5474.00 m Freezing level: 894.83 mb = 1120.33 m = 3675.57 ft Freezing level: 873.06 mb = 1315.55 m = 4316.07 ft Freezing level: 777.02 mb = 2264.57 m = 7429.59 ft Wetbulb zero: 900.39 mb = 1067.80 m = 3503.23 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 31.03 % Est. max temperature: 15.79 C = 60.42 F Sfc-Lift cond lev (LCL): 904.35 mb = 1032.56 m = 3387.64 ft T: 0.72 C 700-500 lapse rate: 5.15 C/km ThetaE index: 0.33 C Layer 869.0- 857.0 mb Conv cond level (CCL): 877.38 mb = 1276.04 m = 4186.42 ft Mean mixing ratio: 3.97 g/kg Conv temperature: 5.48 C = 41.87 F Cap Strength: 16.55 C Lifted Index: 16.50 C Risk: None Lifted Index @300 mb: 16.68 C Lifted Index @700 mb: 9.69 C Showalter Index: 14.33 C Risk: None Total Totals Index: 28.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 7.70 C K Index: -5.30 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 3.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.33 J/kg Max Up Vert Vel: 7.53 m/s Conv Inhibition (B-): 18745.72 J/kg Cap Strength: 16.54 C Lift Cond Lev (LCL): 868.58 mb = 1357.12 m = 4452.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 54 at 14 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 ---------------------------------------------------------- 0 956 595 270 3 3.0 -0.0 | 240 17 14.6 8.4 1 925 851 280 7 6.9 -1.2 | 249 20 18.5 7.2 2 918 914 285 7 6.8 -1.8 | 250 20 18.4 6.6 3 850 1533 360 7 -0.0 -7.0 | 263 12 11.6 1.4 4 819 1829 15 9 -2.3 -8.7 | 272 9 9.3 -0.3 5 789 2134 15 9 -2.3 -8.7 | 272 9 9.3 -0.3 6 731 2743 330 13 6.5 -11.3 | 279 18 18.1 -2.8 7 700 3087 355 7 0.6 -7.0 | 263 12 12.2 1.4 8 676 3353 345 7 1.8 -6.8 | 263 14 13.4 1.7 9 601 4267 25 15 -6.3 -13.6 | 314 7 5.3 -5.2 10 555 4877 40 33 -21.2 -25.3 | 30 19 -9.6 -16.9 11 500 5690 35 40 -22.9 -32.8 | 25 27 -11.3 -24.3 12 493 5791 35 40 -22.9 -32.8 | 25 27 -11.3 -24.3 13 400 7320 20 40 -13.7 -37.6 | 4 29 -2.1 -29.2 14 300 9290 10 44 -7.6 -43.3 | 353 35 4.0 -34.9 15 279 9754 5 46 -4.0 -45.8 | 348 38 7.6 -37.4 16 250 10460 355 54 4.7 -53.8 | 340 48 16.3 -45.4 17 230 10973 350 56 9.7 -55.1 | 335 51 21.3 -46.7 18 205 11690 355 58 5.1 -57.8 | 341 52 16.7 -49.4 19 204 11720 355 60 5.2 -59.8 | 342 54 16.9 -51.4 20 200 11840 355 56 4.9 -55.8 | 341 50 16.5 -47.4 21 198 11887 355 60 5.2 -59.8 | 342 54 16.9 -51.4 22 180 12497 340 50 17.1 -47.0 | 323 48 28.7 -38.6 23 171 12802 350 44 7.6 -43.3 | 331 40 19.3 -34.9 24 163 13106 330 31 15.5 -26.8 | 304 33 27.1 -18.4 25 155 13411 315 38 26.9 -26.9 | 296 43 38.5 -18.4 26 150 13600 330 52 26.0 -45.0 | 314 52 37.6 -36.6 27 147 13716 330 52 26.0 -45.0 | 314 52 37.6 -36.6 28 140 14021 335 44 18.6 -39.9 | 316 44 30.2 -31.5 29 121 14935 335 36 15.2 -32.6 | 312 36 26.8 -24.2 30 115 15240 350 33 5.7 -32.5 | 324 30 17.4 -24.1 31 100 16080 330 13 6.5 -11.3 | 279 18 18.1 -2.8 32 99 16154 345 13 3.4 -12.6 | 285 16 15.0 -4.1 33 94 16459 300 19 16.5 -9.5 | 272 28 28.1 -1.1 34 85 17069 330 29 14.5 -25.1 | 303 31 26.1 -16.7 35 77 17678 315 25 17.7 -17.7 | 288 31 29.3 -9.3 36 70 18260 305 25 20.5 -14.3 | 280 33 32.1 -5.9 37 70 18288 300 19 16.5 -9.5 | 272 28 28.1 -1.1 38 61 18898 325 21 12.0 -17.2 | 290 25 23.7 -8.8 39 57 19202 305 21 17.2 -12.0 | 277 29 28.8 -3.6 40 54 19507 320 29 18.6 -22.2 | 295 33 30.3 -13.8 41 47 20117 300 36 31.2 -18.0 | 283 44 42.8 -9.6 42 44 20422 315 31 21.9 -21.9 | 292 36 33.5 -13.5 Wind Parameters Mean winds (0-6000m): 24.1 at 19.1 knts Storm direction: 54.1 at 14.4 knts Shear (0-3000m) pos: 1.8 neg: 1.2 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 33.1 deg Storm rel helicity (0-3000m) pos: 51.2 neg: -17.4 tot: 33.8 m^2/s^2 ave: 11.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.49 Bulk Shear: 57.61 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 ------------------------------------------------------------------------------- 500 286 6 249 19| 5.1 0.0 5.1| 25.8 0.0 25.8 51.7 0.74| 7.3 5.4 1000 312 6 256 17| 4.2 0.0 4.2| 35.1 0.0 35.1 35.1 0.53| 7.3 3.9 1500 339 7 263 14| 3.5 0.0 3.5| 38.4 0.0 38.4 25.6 0.53| 5.6 3.0 2000 346 8 267 14| 2.6 1.8 4.4| 43.5 -0.3 43.2 21.6 0.45| 6.0 2.7 2500 343 9 269 14| 2.0 1.4 3.4| 43.5 -17.2 26.2 10.5 0.19| 6.6 1.2 3000 344 8 268 14| 1.8 1.2 3.0| 51.2 -17.4 33.8 11.3 0.23| 6.1 1.4 4000 360 10 277 12| 3.7 0.9 4.6| 90.4 -17.4 73.0 18.2 0.44| 6.9 3.1 5000 19 15 310 9| 4.1 0.9 5.0|113.9 -27.1 86.8 17.4 0.40| 7.2 2.9 6000 24 19 337 10| 3.4 1.3 4.7|113.9 -67.9 45.9 7.7 0.29| 6.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251209.06.gif