UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:1200Z 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 206 SFC 955 595 7.4 2.4 71 5.0 5.0 230 1 284.3 285.1 280.3 297.6 4.76 2 954 603 6.2 1.2 70 5.0 3.9 230 1 283.1 283.9 279.3 295.4 4.37 3 925 846 3.8 0.5 79 3.3 2.3 225 1 283.2 283.9 279.2 295.2 4.28 4 895 1111 1.2 -0.3 90 1.5 0.5 267 8 283.2 283.9 279.0 294.9 4.18 5 872 1322 6.6 -9.4 31 16.0 0.5 287 10 290.9 291.3 280.1 297.3 2.15 6 850 1530 5.0 -10.0 33 15.0 -0.6 280 7 291.4 291.8 280.3 297.7 2.10 7 797 2052 0.8 -12.2 37 13.0 -3.7 301 9 292.3 292.7 280.4 298.0 1.88 8 757 2465 0.0 -25.0 13 25.0 -6.4 297 6 295.8 295.9 280.4 297.9 0.66 9 744 2604 0.4 -22.6 16 23.0 -6.0 293 4 297.7 297.8 281.5 300.4 0.84 10 700 3093 -0.5 -28.5 10 28.0 -7.4 5 7 301.9 302.0 282.8 303.7 0.52 11 659 3573 -2.7 -34.7 6 32.0 -9.4 30 16 304.7 304.8 283.7 305.8 0.30 12 645 3743 -3.7 -19.7 28 16.0 -8.5 30 20 305.5 305.7 285.1 309.5 1.24 13 631 3917 -3.5 -38.5 5 35.0 -10.3 30 24 307.6 307.6 284.7 308.4 0.22 14 628 3954 -3.5 -36.5 6 33.0 -10.2 30 24 308.0 308.1 284.9 309.0 0.27 15 588 4471 -7.1 -26.1 20 19.0 -11.9 27 22 309.7 309.8 286.1 312.3 0.77 16 511 5546 -16.1 -30.1 29 14.0 -18.8 18 24 311.5 311.6 286.6 313.6 0.61 17 500 5710 -17.3 -32.3 26 15.0 -20.0 15 25 311.9 312.0 286.6 313.7 0.51 18 491 5846 -18.1 -32.1 28 14.0 -20.6 13 27 312.6 312.7 286.9 314.4 0.53 19 443 6606 -24.7 -36.7 32 12.0 -26.3 2 40 313.6 313.7 287.1 314.9 0.37 20 425 6906 -27.3 -36.3 42 9.0 -28.5 2 39 314.0 314.1 287.2 315.4 0.40 21 400 7340 -30.9 -42.9 30 12.0 -32.0 5 31 314.8 314.9 287.3 315.6 0.22 22 350 8272 -38.5 -58.5 10 20.0 -39.4 9 26 316.8 316.8 287.8 317.0 0.04 23 330 8674 -42.1 -60.1 12 18.0 -42.7 7 27 317.3 317.3 287.9 317.4 0.04 24 324 8797 -43.3 -51.3 41 8.0 -43.7 7 27 317.3 317.3 288.0 317.7 0.10 25 311 9072 -45.9 -57.9 25 12.0 -46.3 6 28 317.4 317.4 287.9 317.6 0.05 26 305 9201 -47.1 -51.8 59 4.7 -47.3 5 29 317.5 317.5 288.1 317.9 0.11 27 300 9310 -48.1 -54.1 50 6.0 -48.3 5 29 317.6 317.6 288.1 317.9 0.08 28 290 9532 -50.3 -54.0 65 3.7 -50.4 2 28 317.5 317.5 288.1 317.8 0.09 29 279 9782 -52.5 -62.5 29 10.0 -52.7 359 28 317.9 317.9 288.1 318.0 0.03 30 275 9875 -53.3 -61.3 37 8.0 -53.5 358 28 318.0 318.0 288.2 318.2 0.04 31 265 10112 -55.3 -60.3 54 5.0 -55.4 354 28 318.5 318.5 288.3 318.7 0.04 32 250 10480 -58.3 -67.3 31 9.0 -58.4 350 36 319.4 319.4 288.6 319.5 0.02 33 249 10505 -58.7 -67.7 30 9.0 -58.8 350 36 319.2 319.2 288.5 319.2 0.02 34 216 11385 -65.5 -71.5 43 6.0 -65.5 346 46 321.9 321.9 289.3 321.9 0.01 35 203 11760 -68.3 -75.3 36 7.0 -68.4 345 50 323.2 323.2 289.8 323.2 0.01 36 200 11850 -66.5 -74.5 32 8.0 -66.5 350 52 327.4 327.4 291.0 327.5 0.01 37 177 12591 -63.9 -80.9 8 17.0 -64.0 346 38 343.4 343.4 295.1 343.4 0.00 38 150 13600 -64.3 -84.3 5 20.0 -64.4 325 38 359.3 359.3 298.5 359.3 0.00 39 129 14522 -63.1 -86.1 3 23.0 -63.3 338 32 377.3 377.3 301.8 377.3 0.00 40 100 16080 -64.5 -86.5 3 22.0 -64.7 315 35 403.1 403.1 305.6 403.1 0.00 41 70 18270 -63.3 -88.3 2 25.0 -63.6 320 25 449.0 449.0 310.7 449.0 0.00 TRP 203 11760 -68.3 -75.3 36 7.0 -68.4 345 50 323.2 323.2 289.8 323.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5504.00 m Freezing level: 724.44 mb = 2821.51 m = 9256.82 ft Wetbulb zero: 862.35 mb = 1412.55 m = 4634.29 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 28.24 % Est. max temperature: 15.20 C = 59.37 F Sfc-Lift cond lev (LCL): 884.61 mb = 1205.79 m = 3955.94 ft T: 3.62 C 700-500 lapse rate: 6.42 C/km ThetaE index: 2.71 C Layer 954.0- 872.0 mb Conv cond level (CCL): 580.63 mb = 4567.41 m = 14984.75 ft Mean mixing ratio: 3.64 g/kg Conv temperature: 32.66 C = 90.78 F Cap Strength: 14.85 C Lifted Index: 14.61 C Risk: None Lifted Index @300 mb: 15.45 C Lifted Index @700 mb: 11.37 C Showalter Index: 13.27 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 7.30 C K Index: -15.70 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 3.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.44 J/kg Max Up Vert Vel: 9.10 m/s Conv Inhibition (B-): 20304.29 J/kg Cap Strength: 14.81 C Lift Cond Lev (LCL): 820.09 mb = 1820.38 m = 5972.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 39 at 12 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 ---------------------------------------------------------- 0 955 595 230 1 0.8 0.6 | 220 13 8.6 10.2 1 925 846 225 1 0.7 0.7 | 220 13 8.6 10.3 2 917 914 225 1 0.7 0.7 | 220 13 8.6 10.3 3 883 1219 290 11 10.3 -3.8 | 252 19 18.2 5.8 4 850 1530 280 7 6.9 -1.2 | 241 17 14.8 8.4 5 789 2134 305 9 7.4 -5.2 | 254 16 15.2 4.4 6 731 2743 290 3 2.8 -1.0 | 231 14 10.7 8.5 7 700 3093 5 7 -0.6 -7.0 | 250 8 7.3 2.6 8 677 3353 30 11 -5.5 -9.5 | 269 2 2.4 0.0 9 626 3962 30 25 -12.5 -21.7 | 21 13 -4.6 -12.1 10 602 4267 15 23 -6.0 -22.2 | 351 13 1.9 -12.7 11 579 4572 35 21 -12.0 -17.2 | 29 9 -4.2 -7.6 12 500 5710 15 25 -6.5 -24.1 | 354 15 1.4 -14.6 13 436 6706 360 42 -0.0 -42.0 | 346 33 7.9 -32.4 14 400 7340 5 31 -2.7 -30.9 | 346 22 5.2 -21.3 15 367 7925 10 25 -4.3 -24.6 | 347 15 3.5 -15.1 16 300 9310 5 29 -2.5 -28.9 | 345 20 5.3 -19.3 17 267 10058 355 27 2.4 -26.9 | 329 20 10.2 -17.3 18 250 10480 350 36 6.3 -35.5 | 331 29 14.1 -25.9 19 203 11760 345 50 12.9 -48.3 | 332 44 20.8 -38.7 20 200 11850 350 52 9.0 -51.2 | 338 45 16.9 -41.6 21 189 12192 350 52 9.0 -51.2 | 338 45 16.9 -41.6 22 180 12497 345 36 9.3 -34.8 | 326 31 17.2 -25.2 23 163 13106 350 50 8.7 -49.2 | 337 43 16.6 -39.7 24 150 13600 325 38 21.8 -31.1 | 306 37 29.7 -21.6 25 147 13716 325 38 21.8 -31.1 | 306 37 29.7 -21.6 26 127 14630 340 31 10.6 -29.1 | 317 27 18.5 -19.6 27 115 15240 315 29 20.5 -20.5 | 291 30 28.4 -10.9 28 109 15545 335 27 11.4 -24.5 | 308 24 19.3 -14.9 29 104 15850 330 23 11.5 -19.9 | 298 22 19.4 -10.4 30 100 16080 315 35 24.7 -24.7 | 295 36 32.6 -15.2 31 94 16459 325 27 15.5 -22.1 | 298 27 23.4 -12.6 32 89 16764 305 27 22.1 -15.5 | 281 31 30.0 -5.9 33 81 17374 335 35 14.8 -31.7 | 314 32 22.7 -22.2 34 73 17983 340 17 5.8 -16.0 | 295 15 13.7 -6.4 35 70 18270 320 25 16.1 -19.2 | 292 26 23.9 -9.6 36 65 18593 310 29 22.2 -18.6 | 287 31 30.1 -9.1 37 61 18898 310 15 11.5 -9.6 | 270 19 19.4 -0.1 38 57 19202 295 21 19.0 -8.9 | 269 27 26.9 0.7 39 54 19507 320 27 17.4 -20.7 | 294 28 25.2 -11.1 40 50 19812 310 23 17.6 -14.8 | 282 26 25.5 -5.2 Wind Parameters Mean winds (0-6000m): 9.5 at 16.5 knts Storm direction: 39.5 at 12.4 knts Shear (0-3000m) pos: 3.3 neg: 0.8 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 144.6 deg Storm rel helicity (0-3000m) pos: 71.6 neg: -31.7 tot: 39.8 m^2/s^2 ave: 13.3 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.00 Bulk Shear: 41.23 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 ------------------------------------------------------------------------------- 500 249 2 224 14| 6.3 0.0 6.3| 18.2 -0.3 17.9 35.8 0.64| 6.8 4.3 1000 282 5 237 16| 3.4 0.0 3.4| 41.0 -11.6 29.4 29.4 0.44| 7.6 3.3 1500 288 6 241 16| 3.0 0.0 3.0| 55.0 -11.6 43.4 29.0 0.54| 6.2 3.3 2000 291 6 242 16| 2.2 1.2 3.4| 55.0 -28.3 26.7 13.3 0.24| 5.8 1.4 2500 297 6 243 15| 2.2 0.9 3.2| 66.0 -31.7 34.3 13.7 0.26| 6.4 1.7 3000 319 7 251 13| 3.3 0.8 4.0| 71.6 -31.7 39.8 13.3 0.34| 7.2 2.5 4000 0 11 279 8| 2.0 0.8 2.9| 91.8 -50.6 41.2 10.3 0.27| 8.1 2.2 5000 11 13 303 6| 1.6 1.1 2.7| 91.8 -68.1 23.7 4.7 0.15| 7.3 1.1 6000 9 17 323 8| 1.3 2.4 3.7| 91.8 -90.4 1.3 0.2 0.08| 7.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20251209.12.gif