UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041706.upa.cvt Date: 0600Z 17 APR 25 Searching for LBSF... Searching the city database file for: LBSF ... Date:0600Z 17 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 183 SFC 953 595 13.2 8.6 74 4.6 10.6 110 1 290.3 291.6 285.8 311.3 7.37 2 925 841 12.8 4.8 58 8.0 8.5 130 7 292.4 293.4 285.0 309.2 5.83 3 871 1346 11.0 3.0 58 8.0 6.8 162 3 295.6 296.6 285.9 311.6 5.45 4 855 1502 12.0 5.0 62 7.0 8.1 172 1 298.2 299.4 287.8 317.1 6.40 5 850 1551 13.4 3.4 51 10.0 8.0 175 1 300.2 301.2 287.9 317.3 5.75 6 849 1561 14.0 3.0 47 11.0 8.0 175 1 300.9 301.9 288.0 317.7 5.60 7 848 1571 14.0 3.0 47 11.0 8.0 175 1 301.0 302.0 288.0 317.8 5.60 8 746 2640 7.6 -1.4 53 9.0 3.1 211 19 305.3 306.2 288.6 319.5 4.63 9 700 3160 3.0 -2.0 70 5.0 0.5 225 23 305.8 306.7 288.8 320.3 4.72 10 593 4480 -6.9 -8.3 90 1.4 -7.5 263 16 309.2 309.8 288.8 320.0 3.45 11 535 5275 -13.1 -15.3 84 2.2 -13.8 249 11 311.0 311.4 288.1 318.0 2.17 12 529 5361 -12.7 -19.7 56 7.0 -14.7 247 10 312.5 312.8 287.9 317.5 1.52 13 515 5566 -13.9 -22.9 47 9.0 -16.2 244 10 313.4 313.7 287.9 317.4 1.18 14 500 5790 -15.5 -21.5 60 6.0 -17.1 240 9 314.1 314.4 288.3 318.7 1.37 15 491 5926 -16.5 -21.3 66 4.8 -17.8 239 12 314.6 314.8 288.5 319.3 1.42 16 464 6348 -19.7 -30.7 37 11.0 -21.8 253 15 315.7 315.8 288.1 317.9 0.64 17 437 6789 -22.5 -29.5 53 7.0 -23.8 239 12 317.6 317.8 288.8 320.3 0.76 18 417 7130 -25.5 -29.4 70 3.9 -26.2 233 9 318.0 318.2 289.0 320.8 0.80 19 400 7430 -28.3 -33.2 63 4.9 -29.0 240 9 318.2 318.3 288.8 320.3 0.58 20 349 8396 -35.7 -49.7 22 14.0 -36.6 273 16 320.9 320.9 289.2 321.3 0.12 21 300 9430 -44.7 -52.7 40 8.0 -45.0 275 23 322.4 322.4 289.6 322.7 0.10 22 297 9497 -45.3 -53.3 40 8.0 -45.6 275 23 322.4 322.5 289.6 322.8 0.09 23 274 10028 -50.1 -58.1 38 8.0 -50.3 275 22 323.0 323.0 289.8 323.2 0.05 24 250 10620 -53.9 -62.9 32 9.0 -54.1 245 25 325.9 325.9 290.6 326.1 0.03 25 249 10646 -54.1 -63.1 32 9.0 -54.3 245 25 326.0 326.0 290.6 326.1 0.03 26 207 11815 -57.7 -71.7 15 14.0 -57.9 244 23 338.0 338.1 293.9 338.1 0.01 27 200 12030 -59.5 -71.5 20 12.0 -59.6 245 21 338.5 338.5 294.0 338.6 0.01 28 184 12548 -63.1 -73.1 25 10.0 -63.2 210 33 340.9 340.9 294.6 340.9 0.01 29 178 12754 -59.1 -80.1 5 21.0 -59.3 210 31 350.7 350.7 296.8 350.7 0.00 30 172 12969 -60.3 -80.3 6 20.0 -60.4 210 34 352.1 352.1 297.1 352.2 0.00 31 154 13670 -52.9 -83.9 1 31.0 -53.4 220 39 376.1 376.1 301.6 376.1 0.00 32 150 13840 -53.1 -84.1 1 31.0 -53.5 220 35 378.6 378.6 302.0 378.6 0.00 33 100 16390 -63.7 -88.7 2 25.0 -63.9 210 7 404.7 404.7 305.8 404.7 0.00 34 70 18590 -61.1 -88.1 2 27.0 -61.4 175 9 453.7 453.7 311.2 453.7 0.00 35 50 20670 -61.3 -89.3 1 28.0 -61.8 145 5 499.0 499.0 314.9 499.0 0.00 36 30 23850 -59.3 -89.3 1 30.0 -60.3 90 13 583.0 583.0 319.8 583.0 0.00 37 20 26400 -56.9 -87.9 1 31.0 -58.7 90 33 662.0 662.0 323.2 662.1 0.01 TRP 184 12548 -63.1 -73.1 25 10.0 -63.2 210 33 340.9 340.9 294.6 340.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5607.00 m Freezing level: 667.58 mb = 3560.13 m = 11680.07 ft Wetbulb zero: 692.71 mb = 3243.36 m = 10640.82 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 66.97 % Est. max temperature: 25.56 C = 78.00 F Sfc-Lift cond lev (LCL): 889.21 mb = 1172.42 m = 3846.49 ft T: 11.62 C 700-500 lapse rate: 7.03 C/km ThetaE index: 2.02 C Layer 925.0- 871.0 mb Conv cond level (CCL): 672.52 mb = 3478.80 m = 11413.23 ft Mean mixing ratio: 5.96 g/kg Conv temperature: 29.31 C = 84.75 F Cap Strength: 8.32 C Lifted Index: 6.10 C Risk: None Lifted Index @300 mb: 8.19 C Lifted Index @700 mb: 6.55 C Showalter Index: 2.41 C Risk: Showers probable Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.90 C Cross Totals Index: 18.90 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 51.80 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.83 J/kg Max Up Vert Vel: 6.45 m/s Conv Inhibition (B-): 38566.20 J/kg Cap Strength: 8.32 C Lift Cond Lev (LCL): 806.01 mb = 1994.34 m = 6543.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 9 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 ---------------------------------------------------------- 0 953 595 110 1 -0.9 0.3 | 85 10 -9.8 -0.9 1 925 841 130 7 -5.4 4.5 | 103 15 -14.2 3.3 2 917 914 135 7 -4.9 4.9 | 105 14 -13.8 3.7 3 850 1551 175 1 -0.1 1.0 | 89 9 -8.9 -0.2 4 792 2134 170 7 -1.2 6.9 | 119 12 -10.1 5.7 5 764 2438 205 17 7.2 15.4 | 173 14 -1.7 14.2 6 710 3048 225 23 16.3 16.3 | 206 17 7.4 15.1 7 700 3160 225 23 16.3 16.3 | 206 17 7.4 15.1 8 657 3658 235 11 9.0 6.3 | 182 5 0.1 5.1 9 632 3962 250 13 12.2 4.4 | 226 5 3.4 3.2 10 608 4267 260 17 16.7 3.0 | 258 8 7.9 1.7 11 584 4572 265 15 14.9 1.3 | 269 6 6.1 0.1 12 562 4877 240 13 11.3 6.5 | 204 6 2.4 5.3 13 540 5182 250 11 10.3 3.8 | 210 3 1.5 2.6 14 500 5790 240 9 7.8 4.5 | 162 3 -1.1 3.3 15 500 5791 235 11 9.0 6.3 | 182 5 0.1 5.1 16 460 6401 255 15 14.5 3.9 | 245 6 5.6 2.7 17 441 6706 240 13 11.3 6.5 | 204 6 2.4 5.3 18 406 7315 230 7 5.4 4.5 | 133 5 -3.5 3.3 19 400 7430 240 9 7.8 4.5 | 162 3 -1.1 3.3 20 389 7620 240 9 7.8 4.5 | 162 3 -1.1 3.3 21 341 8534 280 17 16.7 -3.0 | 298 9 7.9 -4.2 22 300 9430 275 23 22.9 -2.0 | 283 14 14.0 -3.2 23 260 10363 275 21 20.9 -1.8 | 284 12 12.1 -3.0 24 250 10620 245 25 22.7 10.6 | 236 17 13.8 9.4 25 236 10973 240 29 25.1 14.5 | 231 21 16.3 13.3 26 200 12030 245 21 19.0 8.9 | 233 13 10.2 7.7 27 195 12192 245 21 19.0 8.9 | 233 13 10.2 7.7 28 186 12497 230 21 16.1 13.5 | 210 14 7.2 12.3 29 184 12548 210 33 16.5 28.6 | 196 28 7.6 27.4 30 177 12802 210 31 15.5 26.8 | 195 26 6.6 25.6 31 168 13106 210 36 18.0 31.2 | 197 31 9.1 30.0 32 161 13411 220 46 29.6 35.2 | 211 40 20.7 34.0 33 150 13840 220 35 22.5 26.8 | 208 29 13.6 25.6 34 139 14326 210 36 18.0 31.2 | 197 31 9.1 30.0 35 126 14935 220 27 17.4 20.7 | 204 21 8.5 19.5 36 114 15545 200 19 6.5 17.9 | 172 17 -2.4 16.6 37 104 16154 235 15 12.3 8.6 | 205 8 3.4 7.4 38 100 16390 210 7 3.5 6.1 | 132 7 -5.4 4.9 39 99 16459 240 9 7.8 4.5 | 162 3 -1.1 3.3 40 94 16764 210 7 3.5 6.1 | 132 7 -5.4 4.9 41 90 17069 190 17 3.0 16.7 | 159 17 -5.9 15.5 42 85 17374 160 13 -4.4 12.2 | 130 17 -13.3 11.0 43 81 17678 205 19 8.0 17.2 | 177 16 -0.8 16.0 44 77 17983 165 9 -2.3 8.7 | 124 13 -11.2 7.5 45 74 18288 170 9 -1.6 8.9 | 126 13 -10.4 7.7 46 70 18590 175 9 -0.8 9.0 | 129 12 -9.6 7.8 47 70 18593 145 9 -5.2 7.4 | 114 15 -14.0 6.2 48 67 18898 175 9 -0.8 9.0 | 129 12 -9.6 7.8 49 63 19202 170 9 -1.6 8.9 | 126 13 -10.4 7.7 50 60 19507 120 13 -11.3 6.5 | 105 21 -20.1 5.3 51 57 19812 160 19 -6.5 17.9 | 137 23 -15.4 16.6 52 55 20117 125 15 -12.3 8.6 | 109 22 -21.1 7.4 53 50 20670 145 5 -2.9 4.1 | 104 12 -11.7 2.9 54 50 20726 145 9 -5.2 7.4 | 114 15 -14.0 6.2 55 45 21336 115 9 -8.2 3.8 | 99 17 -17.0 2.6 56 43 21641 125 9 -7.4 5.2 | 104 17 -16.2 4.0 57 37 22555 60 9 -7.8 -4.5 | 71 18 -16.7 -5.7 58 35 22860 80 17 -16.7 -3.0 | 81 26 -25.6 -4.2 59 33 23165 110 15 -14.1 5.1 | 100 23 -23.0 3.9 60 32 23470 100 25 -24.6 4.3 | 95 34 -33.5 3.1 61 30 23850 90 13 -13.0 0.0 | 87 22 -21.9 -1.2 62 29 24079 115 17 -15.4 7.2 | 104 25 -24.3 6.0 63 28 24384 75 15 -14.5 -3.9 | 78 24 -23.4 -5.1 64 26 24689 75 29 -28.0 -7.5 | 77 38 -36.9 -8.7 65 25 24994 80 17 -16.7 -3.0 | 81 26 -25.6 -4.2 66 24 25298 55 15 -12.3 -8.6 | 65 23 -21.1 -9.8 67 23 25603 70 23 -21.6 -7.9 | 73 32 -30.5 -9.1 68 21 26213 80 42 -41.4 -7.3 | 80 51 -50.2 -8.5 69 20 26400 90 33 -33.0 0.0 | 88 42 -41.9 -1.2 70 14 27432 100 25 -24.6 4.3 | 95 34 -33.5 3.1 71 13 27737 90 31 -31.0 0.0 | 88 40 -39.9 -1.2 72 12 28042 115 36 -32.6 15.2 | 109 44 -41.5 14.0 73 11 28346 120 23 -19.9 11.5 | 110 31 -28.8 10.3 Wind Parameters Mean winds (0-6000m): 232.2 at 11.9 knts Storm direction: 262.2 at 8.9 knts Shear (0-3000m) pos: 2.1 neg: 0.9 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 106.2 deg Storm rel helicity (0-3000m) pos: 105.1 neg: -12.4 tot: 92.7 m^2/s^2 ave: 30.9 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.84 Bulk Shear: 24.84 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 ------------------------------------------------------------------------------- 500 134 5 101 13| 4.7 0.0 4.7| 15.0 -0.3 14.7 29.4 0.52| 8.8 4.5 1000 136 4 99 12| 0.7 0.0 0.7| 15.0 -6.6 8.4 8.4 0.16| 6.6 1.0 1500 148 4 101 11| 0.5 1.8 2.2| 26.8 -6.6 20.2 13.5 0.37| 6.1 2.3 2000 175 6 119 11| 4.0 1.3 5.3| 77.1 -6.6 70.5 35.3 0.64| 8.5 5.4 2500 197 9 141 10| 4.4 1.1 5.4|105.1 -6.6 98.5 39.4 0.70| 8.2 5.7 3000 207 11 155 9| 2.1 0.9 3.0|105.1 -12.4 92.7 30.9 0.50| 8.7 4.4 4000 222 12 173 8| 2.2 0.7 2.9|116.7 -13.4 103.3 25.8 0.52| 8.0 4.2 5000 228 12 180 7| 1.8 1.1 2.8|117.1 -23.1 94.0 18.8 0.35| 7.5 2.6 6000 232 12 185 6| 1.8 0.9 2.7|126.3 -27.5 98.8 16.5 0.35| 7.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//LBSF/skewt/LBSF.skewt.20250417.06.gif