UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041806.upa.cvt Date: 0600Z 18 APR 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:0600Z 18 APR 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 121 SFC 946 595 12.2 6.2 67 6.0 8.9 90 3 289.9 291.0 284.5 307.8 6.29 2 925 781 10.8 5.8 71 5.0 8.1 120 7 290.4 291.5 284.7 308.2 6.26 3 897 1036 9.4 5.0 74 4.4 7.1 150 12 291.5 292.6 284.9 309.0 6.10 4 885 1148 11.2 4.2 62 7.0 7.5 159 13 294.5 295.5 285.8 311.5 5.84 5 850 1483 9.8 3.8 66 6.0 6.6 320 5 296.4 297.5 286.6 313.8 5.92 6 784 2150 5.8 0.8 70 5.0 3.3 160 11 299.1 300.0 286.9 314.5 5.17 7 766 2340 6.2 -0.8 61 7.0 2.7 167 13 301.5 302.3 287.3 315.7 4.71 8 700 3071 -0.3 -3.4 80 3.1 -1.7 180 25 302.2 302.9 287.1 315.1 4.25 9 659 3551 -4.3 -5.6 91 1.3 -4.8 183 37 302.9 303.6 286.9 314.6 3.82 10 616 4081 -7.3 -11.0 75 3.7 -8.7 185 49 305.4 305.9 286.6 313.8 2.68 11 592 4390 -9.5 -9.5 100 0.0 -9.5 186 53 306.3 306.9 287.5 316.1 3.14 12 565 4749 -11.7 -14.4 80 2.7 -12.6 189 54 307.8 308.2 287.1 314.9 2.22 13 564 4763 -11.7 -15.7 72 4.0 -13.0 189 54 308.0 308.4 286.9 314.4 1.99 14 558 4845 -11.7 -32.7 16 21.0 -15.8 190 55 308.9 309.0 285.5 310.4 0.44 15 500 5680 -16.1 -41.1 10 25.0 -19.7 180 54 313.4 313.4 286.8 314.2 0.21 16 499 5695 -16.1 -41.1 10 25.0 -19.7 180 54 313.6 313.6 286.9 314.4 0.21 17 497 5725 -16.1 -32.1 24 16.0 -19.1 180 54 313.9 314.0 287.3 315.8 0.52 18 444 6559 -23.5 -37.5 26 14.0 -25.4 175 54 314.9 315.0 287.5 316.1 0.34 19 400 7310 -30.1 -34.9 63 4.8 -30.7 170 54 315.9 316.0 287.9 317.6 0.49 20 367 7918 -35.3 -37.6 79 2.3 -35.5 164 55 316.8 316.9 288.2 318.3 0.41 21 321 8837 -42.9 -47.6 60 4.7 -43.2 153 57 318.7 318.7 288.5 319.3 0.16 22 305 9180 -46.1 -48.6 76 2.5 -46.2 150 58 318.9 318.9 288.6 319.4 0.15 23 302 9246 -46.7 -50.1 68 3.4 -46.9 150 58 318.9 319.0 288.5 319.4 0.13 24 300 9290 -47.1 -51.5 61 4.4 -47.3 150 58 319.0 319.0 288.5 319.4 0.11 25 287 9580 -49.5 -55.5 49 6.0 -49.7 156 60 319.6 319.6 288.7 319.9 0.07 26 279 9764 -50.1 -70.1 8 20.0 -50.4 159 61 321.3 321.3 289.2 321.4 0.01 27 256 10318 -53.4 -69.5 12 16.1 -53.6 170 64 324.5 324.5 290.1 324.5 0.01 28 250 10470 -54.3 -69.3 14 15.0 -54.5 170 64 325.3 325.3 290.4 325.4 0.01 29 236 10840 -56.5 -70.5 16 14.0 -56.7 180 60 327.4 327.4 291.0 327.5 0.01 30 218 11345 -57.5 -74.5 10 17.0 -57.7 180 57 333.4 333.4 292.6 333.4 0.01 31 200 11900 -51.1 -81.1 2 30.0 -51.5 215 40 351.8 351.8 297.0 351.9 0.00 32 185 12405 -50.3 -81.3 1 31.0 -50.8 215 27 361.1 361.1 298.9 361.1 0.00 33 162 13266 -50.9 -82.9 1 32.0 -51.4 230 16 374.0 374.0 301.2 374.1 0.00 34 150 13760 -54.7 -83.7 2 29.0 -55.1 220 11 375.8 375.8 301.6 375.8 0.00 35 145 13976 -56.3 -84.3 2 28.0 -56.6 220 13 376.7 376.7 301.7 376.7 0.00 36 132 14578 -53.1 -84.1 1 31.0 -53.6 268 17 392.7 392.7 304.2 392.7 0.00 37 105 16034 -59.1 -87.1 1 28.0 -59.4 264 16 407.8 407.8 306.2 407.8 0.00 38 100 16340 -59.5 -87.5 1 28.0 -59.8 260 7 412.8 412.8 306.9 412.8 0.00 39 70 18570 -58.5 -87.5 1 29.0 -59.0 310 7 459.2 459.2 311.7 459.2 0.00 40 50 20670 -60.7 -88.7 1 28.0 -61.2 20 13 500.4 500.4 315.0 500.5 0.00 41 30 23860 -57.1 -87.1 1 30.0 -58.4 110 29 589.0 589.0 320.1 589.0 0.01 42 20 26430 -52.3 -86.3 1 34.0 -55.2 95 21 676.1 676.1 323.6 676.2 0.01 TRP 236 10840 -56.5 -70.5 16 14.0 -56.7 180 60 327.4 327.4 291.0 327.5 0.01 WND 256 10318 -53.4 -69.5 12 16.1 -53.6 170 64 324.5 324.5 290.1 324.5 0.01 Sounding variables and indices 1000-500 mb thick: 5559.00 m Freezing level: 703.05 mb = 3037.28 m = 9964.72 ft Wetbulb zero: 725.76 mb = 2777.99 m = 9114.02 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 64.36 % Est. max temperature: 20.71 C = 69.28 F Sfc-Lift cond lev (LCL): 863.95 mb = 1347.79 m = 4421.82 ft T: 10.36 C 700-500 lapse rate: 6.06 C/km ThetaE index: 1.93 C Layer 700.0- 592.0 mb Conv cond level (CCL): 720.50 mb = 2837.01 m = 9307.65 ft Mean mixing ratio: 6.05 g/kg Conv temperature: 24.04 C = 75.28 F Cap Strength: 5.77 C Lifted Index: 5.97 C Risk: None Lifted Index @300 mb: 6.32 C Lifted Index @700 mb: 3.66 C Showalter Index: 3.89 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 19.90 C K Index: 26.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 109.60 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.07 J/kg Max Up Vert Vel: 8.26 m/s Conv Inhibition (B-): 45720.15 J/kg Cap Strength: 5.95 C Lift Cond Lev (LCL): 820.48 mb = 1774.67 m = 5822.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 26 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 ---------------------------------------------------------- 0 946 595 90 3 -3.0 0.0 | 38 27 -16.9 -21.5 1 925 781 120 7 -6.1 3.5 | 48 27 -20.0 -18.0 2 910 914 140 11 -7.1 8.4 | 58 25 -21.0 -13.1 3 877 1219 165 13 -3.4 12.6 | 63 19 -17.3 -8.9 4 850 1483 320 5 3.2 -3.8 | 23 27 -10.7 -25.3 5 815 1829 0 0 -0.0 -0.0 | 33 26 -13.9 -21.5 6 785 2134 160 11 -3.8 10.3 | 58 21 -17.7 -11.1 7 729 2743 180 17 0.0 17.0 | 72 15 -13.9 -4.5 8 700 3071 180 25 0.0 25.0 | 104 14 -13.9 3.5 9 624 3962 185 48 4.2 47.8 | 160 28 -9.7 26.3 10 600 4267 185 52 4.5 51.8 | 163 32 -9.4 30.3 11 513 5486 195 58 15.0 56.0 | 182 35 1.1 34.5 12 500 5680 180 54 0.0 54.0 | 157 35 -13.9 32.5 13 400 7310 170 54 -9.4 53.2 | 144 39 -23.3 31.7 14 306 9144 150 58 -29.0 50.2 | 124 52 -42.9 28.8 15 300 9290 150 58 -29.0 50.2 | 124 52 -42.9 28.8 16 256 10318 170 64 -11.1 63.0 | 149 49 -25.0 41.5 17 254 10363 170 64 -11.1 63.0 | 149 49 -25.0 41.5 18 250 10470 170 64 -11.1 63.0 | 149 49 -25.0 41.5 19 236 10840 180 60 0.0 60.0 | 160 41 -13.9 38.5 20 210 11582 180 56 0.0 56.0 | 158 37 -13.9 34.5 21 200 11887 190 48 8.3 47.3 | 168 26 -5.6 25.8 22 200 11900 215 40 22.9 32.8 | 219 14 9.0 11.3 23 191 12192 215 42 24.1 34.4 | 218 16 10.2 12.9 24 182 12497 215 21 12.0 17.2 | 24 5 -1.9 -4.3 25 174 12802 240 21 18.2 10.5 | 339 12 4.3 -11.0 26 151 13716 220 11 7.1 8.4 | 28 15 -6.8 -13.1 27 150 13760 220 11 7.1 8.4 | 28 15 -6.8 -13.1 28 144 14021 220 13 8.4 10.0 | 26 13 -5.6 -11.5 29 137 14326 260 19 18.7 3.3 | 345 19 4.8 -18.2 30 131 14630 270 17 17.0 -0.0 | 352 22 3.1 -21.5 31 125 14935 175 9 -0.8 9.0 | 50 19 -14.7 -12.5 32 113 15545 200 11 3.8 10.3 | 42 15 -10.1 -11.1 33 103 16154 280 17 16.7 -3.0 | 353 25 2.8 -24.4 34 100 16340 260 7 6.9 1.2 | 19 21 -7.0 -20.3 35 98 16459 305 11 9.0 -6.3 | 10 28 -4.9 -27.8 36 89 17069 220 1 0.6 0.8 | 33 25 -13.3 -20.7 37 85 17374 135 9 -6.4 6.4 | 53 25 -20.3 -15.1 38 81 17678 175 19 -1.7 18.9 | 81 16 -15.6 -2.6 39 73 18288 220 17 10.9 13.0 | 19 9 -3.0 -8.5 40 70 18570 310 7 5.4 -4.5 | 18 27 -8.5 -26.0 41 70 18593 315 11 7.8 -7.8 | 12 30 -6.1 -29.3 42 57 19812 0 0 -0.0 -0.0 | 33 26 -13.9 -21.5 43 55 20117 320 9 5.8 -6.9 | 16 30 -8.1 -28.4 44 52 20422 15 13 -3.4 -12.6 | 27 38 -17.3 -34.0 45 50 20670 20 13 -4.4 -12.2 | 29 38 -18.4 -33.7 46 47 21031 360 9 -0.0 -9.0 | 25 34 -13.9 -30.5 47 45 21336 85 19 -18.9 -1.7 | 55 40 -32.8 -23.1 48 41 21946 65 19 -17.2 -8.0 | 47 43 -31.1 -29.5 49 39 22250 95 15 -14.9 1.3 | 55 35 -28.8 -20.2 50 35 22860 75 15 -14.5 -3.9 | 48 38 -28.4 -25.4 51 34 23165 85 21 -20.9 -1.8 | 56 42 -34.8 -23.3 52 30 23774 115 23 -20.8 9.7 | 71 37 -34.8 -11.8 53 30 23860 110 29 -27.3 9.9 | 74 43 -41.2 -11.6 54 29 24079 100 35 -34.5 6.1 | 72 51 -48.4 -15.4 55 28 24384 120 23 -19.9 11.5 | 74 35 -33.8 -10.0 56 26 24689 90 19 -19.0 0.0 | 57 39 -32.9 -21.5 57 24 25298 100 23 -22.7 4.0 | 64 41 -36.6 -17.5 58 23 25603 80 27 -26.6 -4.7 | 57 48 -40.5 -26.2 59 22 25908 70 21 -19.7 -7.2 | 50 44 -33.6 -28.7 60 21 26213 85 27 -26.9 -2.4 | 60 47 -40.8 -23.8 61 20 26430 95 21 -20.9 1.8 | 61 40 -34.8 -19.6 62 19 26518 110 23 -21.6 7.9 | 69 38 -35.5 -13.6 63 16 27127 95 17 -16.9 1.5 | 57 37 -30.8 -20.0 64 15 27432 115 15 -13.6 6.3 | 61 31 -27.5 -15.1 Wind Parameters Mean winds (0-6000m): 182.9 at 34.1 knts Storm direction: 212.9 at 25.6 knts Shear (0-3000m) pos: 6.7 neg: 0.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 106.7 deg Storm rel helicity (0-3000m) pos: 314.9 neg: -64.3 tot: 250.6 m^2/s^2 ave: 83.5 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 15.9 stream: 6.9 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.30 Bulk Shear: 111.92 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 ------------------------------------------------------------------------------- 500 135 8 52 25| 11.6 0.0 11.6| 72.8 0.0 72.8 145.5 0.81| 13.4 10.8 1000 149 9 53 23| 2.8 0.0 2.8|106.7 -64.3 42.5 42.5 0.03| 21.5 0.6 1500 148 7 48 24| 2.7 0.0 2.7|204.5 -64.3 140.2 93.5 0.25| 20.4 5.1 2000 160 8 51 22| 4.0 0.0 4.0|229.1 -64.3 164.8 82.4 0.28| 17.7 5.0 2500 169 11 56 19| 5.3 0.0 5.3|265.0 -64.3 200.8 80.3 0.36| 16.4 6.0 3000 174 14 65 17| 6.7 0.0 6.7|314.9 -64.3 250.6 83.5 0.43| 15.9 6.9 4000 181 23 97 14| 7.0 0.0 7.0|391.8 -64.3 327.5 81.9 0.47| 14.0 6.5 5000 185 30 126 14| 5.8 0.5 6.4|456.8-136.6 320.2 64.0 0.40| 12.8 5.2 6000 183 34 136 18| 4.9 1.4 6.3|456.8-243.3 213.5 35.6 0.29| 11.7 3.3 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20250418.06.gif