UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for CYFB... Searching the city database file for: CYFB ... Date:1200Z 17 DEC 25 Station: CYFB WMO ident: 71909 Latitude: 63.75 Longitude: -68.55 Elevation: 22.00 ------------------------------------------------------------------------------- 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 -112 SFC 982 22 -17.1 -20.5 75 3.4 -17.6 285 2 257.4 257.5 256.6 259.5 0.76 2 963 170 -15.7 -19.4 73 3.7 -16.3 209 6 260.2 260.4 259.1 262.6 0.85 3 946 305 -16.5 -18.6 84 2.1 -16.9 140 9 260.8 260.9 259.7 263.3 0.93 4 925 475 -17.5 -21.2 73 3.7 -18.1 180 10 261.4 261.5 259.9 263.5 0.76 5 915 556 -18.1 -22.4 69 4.3 -18.7 177 11 261.6 261.7 259.9 263.5 0.69 6 850 1101 -23.1 -24.0 92 0.9 -23.2 200 14 261.9 262.0 260.0 263.8 0.65 7 841 1179 -23.7 -24.7 91 1.0 -23.8 203 13 262.1 262.2 260.1 263.8 0.61 8 837 1214 -23.7 -28.4 65 4.7 -24.2 205 13 262.5 262.5 260.0 263.7 0.44 9 830 1275 -23.5 -30.5 53 7.0 -24.2 210 13 263.3 263.4 260.5 264.4 0.36 10 781 1719 -25.3 -30.1 64 4.8 -25.8 232 20 266.0 266.1 262.6 267.2 0.40 11 700 2509 -28.3 -32.0 70 3.7 -28.6 225 30 271.1 271.2 266.2 272.3 0.37 12 562 4062 -33.7 -36.7 74 3.0 -33.9 215 33 282.4 282.4 273.1 283.3 0.29 13 506 4788 -39.1 -41.2 80 2.1 -39.2 215 44 284.4 284.4 274.0 285.1 0.20 14 501 4856 -38.5 -40.0 86 1.5 -38.6 215 45 285.9 286.0 274.9 286.7 0.23 15 500 4870 -37.7 -39.1 87 1.4 -37.8 215 45 287.1 287.1 275.6 287.9 0.26 16 499 4884 -36.5 -37.9 87 1.4 -36.6 215 44 288.7 288.8 276.5 289.7 0.29 17 497 4912 -36.3 -38.3 82 2.0 -36.4 215 44 289.3 289.3 276.7 290.2 0.28 18 485 5081 -36.9 -39.3 78 2.4 -37.1 217 46 290.6 290.6 277.4 291.4 0.26 19 437 5795 -41.3 -42.8 85 1.5 -41.4 222 54 293.8 293.8 278.9 294.5 0.20 20 416 6127 -43.5 -46.7 71 3.2 -43.6 225 58 295.1 295.1 279.4 295.6 0.14 21 400 6390 -45.1 -47.1 80 2.0 -45.2 225 68 296.4 296.4 279.9 296.9 0.14 22 385 6644 -46.9 -48.1 87 1.2 -46.9 226 71 297.3 297.3 280.3 297.7 0.13 23 376 6800 -48.1 -49.8 82 1.7 -48.1 227 72 297.7 297.7 280.5 298.1 0.11 24 366 6977 -49.7 -54.7 56 5.0 -49.8 227 74 297.9 297.9 280.5 298.1 0.06 25 363 7031 -50.1 -55.1 55 5.0 -50.2 228 75 298.0 298.0 280.6 298.3 0.06 26 332 7610 -52.2 -65.6 18 13.4 -52.4 230 81 302.9 302.9 282.6 303.0 0.02 27 330 7649 -52.3 -66.3 17 14.0 -52.5 230 80 303.3 303.3 282.7 303.3 0.02 28 316 7928 -54.3 -67.3 19 13.0 -54.5 230 77 304.3 304.3 283.1 304.3 0.01 29 305 8155 -55.1 -70.1 14 15.0 -55.2 230 75 306.2 306.2 283.9 306.3 0.01 30 300 8260 -55.1 -71.1 12 16.0 -55.3 230 76 307.7 307.7 284.4 307.7 0.01 31 269 8961 -53.7 -72.7 8 19.0 -53.9 235 65 319.5 319.5 288.6 319.5 0.01 32 255 9303 -55.9 -73.9 9 18.0 -56.1 229 50 321.1 321.1 289.1 321.2 0.01 33 250 9430 -54.7 -74.7 7 20.0 -54.9 225 46 324.7 324.7 290.2 324.8 0.01 34 241 9665 -53.9 -74.9 6 21.0 -54.2 223 42 329.4 329.4 291.5 329.4 0.01 35 216 10366 -54.7 -78.7 4 24.0 -54.9 210 42 338.6 338.6 294.0 338.6 0.00 36 207 10639 -53.5 -80.5 2 27.0 -53.8 224 46 344.6 344.6 295.4 344.7 0.00 37 200 10860 -54.7 -81.7 2 27.0 -55.0 215 33 346.1 346.1 295.8 346.2 0.00 38 181 11499 -54.3 -83.3 2 29.0 -54.6 228 36 356.8 356.8 298.1 356.8 0.00 39 158 12362 -57.9 -84.9 2 27.0 -58.2 211 30 364.9 364.9 299.7 364.9 0.00 40 150 12690 -57.1 -85.1 2 28.0 -57.4 230 37 371.7 371.7 300.9 371.7 0.00 41 142 13037 -56.3 -85.3 1 29.0 -56.6 222 41 379.0 379.0 302.1 379.0 0.00 42 136 13312 -54.1 -85.1 1 31.0 -54.5 228 38 387.6 387.6 303.4 387.6 0.00 43 118 14211 -58.7 -85.7 2 27.0 -59.0 221 24 395.2 395.2 304.5 395.2 0.00 44 100 15250 -58.1 -87.1 1 29.0 -58.5 230 22 415.5 415.5 307.2 415.5 0.00 45 73 17195 -65.7 -88.7 3 23.0 -65.9 233 26 438.5 438.5 309.7 438.5 0.00 46 70 17450 -64.5 -88.5 2 24.0 -64.7 250 23 446.4 446.4 310.5 446.4 0.00 47 60 18396 -62.9 -88.9 2 26.0 -63.3 258 22 470.1 470.1 312.7 470.1 0.00 48 54 19037 -67.5 -90.5 2 23.0 -67.7 260 14 473.9 473.9 313.0 473.9 0.00 49 50 19500 -68.3 -90.3 3 22.0 -68.5 255 19 482.5 482.5 313.7 482.5 0.00 50 30 22530 -73.5 -92.5 4 19.0 -73.6 305 30 544.3 544.3 317.8 544.3 0.00 51 29 22727 -73.7 -92.7 4 19.0 -73.9 308 31 549.0 549.0 318.1 549.0 0.00 52 24 23834 -71.7 -92.7 3 21.0 -71.9 314 37 585.4 585.4 319.9 585.4 0.00 53 20 24900 -74.1 -94.1 3 20.0 -74.3 320 34 609.4 609.4 321.0 609.4 0.00 54 13 27421 -74.9 -94.9 3 20.0 -75.2 340 53 686.5 686.5 324.0 686.5 0.00 55 10 28970 -69.7 -93.7 2 24.0 -70.5 335 59 759.4 759.4 326.2 759.4 0.01 56 9.6 29214 -68.5 -94.5 1 26.0 -69.4 334 58 772.8 772.8 326.5 772.9 0.01 57 9.2 29468 -69.5 -94.5 1 25.0 -70.4 332 56 778.5 778.5 326.7 778.5 0.01 TRP 305 8155 -55.1 -70.1 14 15.0 -55.2 230 75 306.2 306.2 283.9 306.3 0.01 WND 332 7610 -52.2 -65.6 18 13.4 -52.4 230 81 302.9 302.9 282.6 303.0 0.02 Sounding variables and indices 1000-500 mb thick: 4982.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 72.73 % Est. max temperature: -11.44 C = 11.41 F Sfc-Lift cond lev (LCL): 928.80 mb = 444.00 m = 1456.67 ft T: -17.32 C 700-500 lapse rate: 3.98 C/km ThetaE index: 0.11 C Layer 837.0- 830.0 mb Conv cond level (CCL): 868.03 mb = 945.85 m = 3103.14 ft Mean mixing ratio: 0.78 g/kg Conv temperature: -12.65 C = 9.24 F Cap Strength: 18.93 C Lifted Index: 19.85 C Risk: None Lifted Index @300 mb: 31.69 C Lifted Index @700 mb: 8.01 C Showalter Index: 19.23 C Risk: None Total Totals Index: 28.30 C Risk: None Vertical Totals Index: 14.60 C Cross Totals Index: 13.70 C K Index: -13.10 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 5.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.01 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 65872.54 J/kg Cap Strength: 18.63 C Lift Cond Lev (LCL): 882.33 mb = 825.07 m = 2706.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 247 at 23 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 ---------------------------------------------------------- 0 982 22 285 2 1.9 -0.5 | 63 21 -18.8 -9.4 1 946 305 140 9 -5.8 6.9 | 86 27 -26.5 -2.0 2 925 475 180 10 0.0 10.0 | 93 21 -20.7 1.2 3 908 610 175 11 -1.0 11.0 | 96 22 -21.7 2.1 4 872 914 185 11 1.0 11.0 | 96 20 -19.8 2.1 5 850 1101 200 14 4.8 13.2 | 105 16 -15.9 4.3 6 836 1219 205 13 5.5 11.8 | 101 16 -15.2 2.9 7 802 1524 235 14 11.5 8.0 | 85 9 -9.2 -0.8 8 769 1829 230 24 18.4 15.4 | 161 7 -2.3 6.6 9 737 2134 230 27 20.7 17.4 | 180 9 -0.0 8.5 10 707 2438 225 29 20.5 20.5 | 179 12 -0.2 11.7 11 700 2509 225 30 21.2 21.2 | 182 12 0.5 12.4 12 677 2743 230 27 20.7 17.4 | 180 9 -0.0 8.5 13 621 3353 205 34 14.4 30.8 | 164 23 -6.3 22.0 14 594 3658 210 32 16.0 27.7 | 166 19 -4.7 18.9 15 569 3962 215 31 17.8 25.4 | 170 17 -2.9 16.5 16 545 4267 215 37 21.2 30.3 | 181 21 0.5 21.5 17 500 4870 215 45 25.8 36.9 | 190 28 5.1 28.0 18 500 4877 215 44 25.2 36.0 | 189 28 4.5 27.2 19 418 6096 225 57 40.3 40.3 | 212 37 19.6 31.5 20 400 6390 225 68 48.1 48.1 | 215 48 27.4 39.2 21 332 7610 230 81 62.0 52.1 | 224 60 41.3 43.2 22 331 7620 230 80 61.3 51.4 | 224 59 40.6 42.6 23 305 8155 230 75 57.5 48.2 | 223 54 36.7 39.4 24 300 8260 230 76 58.2 48.9 | 223 55 37.5 40.0 25 274 8839 235 71 58.2 40.7 | 230 49 37.4 31.9 26 261 9144 235 56 45.9 32.1 | 227 34 25.2 23.3 27 250 9430 225 46 32.5 32.5 | 207 26 11.8 23.7 28 227 10058 220 34 21.9 26.0 | 184 17 1.1 17.2 29 216 10363 210 42 21.0 36.4 | 181 28 0.3 27.5 30 206 10668 225 46 32.5 32.5 | 207 26 11.8 23.7 31 200 10860 215 33 18.9 27.0 | 174 18 -1.8 18.2 32 196 10973 215 33 18.9 27.0 | 174 18 -1.8 18.2 33 179 11582 230 37 28.3 23.8 | 207 17 7.6 14.9 34 170 11887 230 29 22.2 18.6 | 189 10 1.5 9.8 35 155 12497 205 30 12.7 27.2 | 156 20 -8.0 18.3 36 150 12690 230 37 28.3 23.8 | 207 17 7.6 14.9 37 147 12802 230 37 28.3 23.8 | 207 17 7.6 14.9 38 140 13106 220 42 27.0 32.2 | 195 24 6.3 23.3 39 128 13716 245 31 28.1 13.1 | 240 9 7.4 4.3 40 116 14326 215 22 12.6 18.0 | 139 12 -8.1 9.2 41 110 14630 240 31 26.8 15.5 | 223 9 6.1 6.7 42 100 15240 235 27 22.1 15.5 | 192 7 1.4 6.6 43 100 15250 230 22 16.9 14.1 | 144 7 -3.9 5.3 44 95 15545 230 22 16.9 14.1 | 144 7 -3.9 5.3 45 91 15850 245 14 12.7 5.9 | 70 9 -8.0 -2.9 46 86 16154 220 9 5.8 6.9 | 83 15 -14.9 -2.0 47 78 16764 235 29 23.8 16.6 | 201 8 3.0 7.8 48 74 17069 235 23 18.8 13.2 | 157 5 -1.9 4.3 49 71 17374 230 30 23.0 19.3 | 192 11 2.3 10.4 50 70 17450 250 23 21.6 7.9 | 317 1 0.9 -1.0 51 67 17678 250 24 22.6 8.2 | 289 2 1.8 -0.6 52 58 18593 260 21 20.7 3.6 | 0 5 -0.0 -5.2 53 53 19202 260 11 10.8 1.9 | 55 12 -9.9 -6.9 54 50 19500 255 19 18.4 4.9 | 31 5 -2.4 -3.9 55 50 19507 235 16 13.1 9.2 | 92 8 -7.6 0.3 56 47 19812 255 20 19.3 5.2 | 21 4 -1.4 -3.7 57 43 20422 265 31 30.9 2.7 | 301 12 10.2 -6.1 58 41 20726 280 22 21.7 -3.8 | 356 13 1.0 -12.7 59 39 21031 305 21 17.2 -12.0 | 10 21 -3.5 -20.9 60 37 21336 300 23 19.9 -11.5 | 2 20 -0.8 -20.3 61 35 21641 300 24 20.8 -12.0 | 360 21 0.1 -20.8 62 33 21946 320 22 14.1 -16.9 | 14 27 -6.6 -25.7 63 31 22250 305 29 23.8 -16.6 | 353 26 3.0 -25.5 64 30 22530 305 30 24.6 -17.2 | 352 26 3.9 -26.1 65 27 23165 315 32 22.6 -22.6 | 357 32 1.9 -31.5 66 26 23470 320 33 21.2 -25.3 | 359 34 0.5 -34.1 67 24 23774 310 37 28.3 -23.8 | 347 34 7.6 -32.6 68 23 24079 330 38 19.0 -32.9 | 2 42 -1.7 -41.8 69 20 24900 320 34 21.9 -26.0 | 358 35 1.1 -34.9 70 20 24994 315 32 22.6 -22.6 | 357 32 1.9 -31.5 71 16 26213 335 43 18.2 -39.0 | 3 48 -2.5 -47.8 72 15 26518 315 41 29.0 -29.0 | 348 39 8.3 -37.8 73 13 27432 340 53 18.1 -49.8 | 3 59 -2.6 -58.7 74 11 28346 320 48 30.9 -36.8 | 347 47 10.1 -45.6 75 11 28651 340 53 18.1 -49.8 | 3 59 -2.6 -58.7 76 10 28956 335 47 19.9 -42.6 | 1 51 -0.9 -51.4 77 10 28970 335 59 24.9 -53.5 | 356 62 4.2 -62.3 78 9 29261 330 54 27.0 -46.8 | 354 56 6.3 -55.6 79 6 29870 350 63 10.9 -62.0 | 8 72 -9.8 -70.9 Wind Parameters Mean winds (0-6000m): 216.9 at 30.0 knts Storm direction: 246.9 at 22.5 knts Shear (0-3000m) pos: 2.1 neg: 4.6 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 109.2 deg Storm rel helicity (0-3000m) pos: 100.6 neg: -19.5 tot: 81.1 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 94.91 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 ------------------------------------------------------------------------------- 500 160 7 85 23| 0.0 11.4 11.4| 60.4 0.0 60.4 120.7 0.54| 21.1 11.4 1000 174 9 91 22| 2.0 5.7 7.7| 73.2 0.0 73.2 73.2 0.53| 13.2 6.9 1500 191 11 95 19| 4.1 3.8 7.9| 77.5 -13.4 64.1 42.7 0.29| 12.3 3.6 2000 208 13 101 15| 3.1 5.2 8.3| 96.6 -13.4 83.2 41.6 0.44| 12.4 5.4 2500 216 16 112 12| 2.5 5.1 7.6|100.6 -13.8 86.8 34.7 0.42| 10.9 4.6 3000 218 18 121 11| 2.1 4.6 6.7|100.6 -19.5 81.1 27.0 0.33| 10.8 3.5 4000 215 22 138 12| 2.0 4.1 6.1|113.6 -32.9 80.7 20.2 0.27| 9.9 2.6 5000 215 26 154 13| 1.9 4.0 5.9|161.9 -32.9 129.0 25.8 0.31| 9.3 2.9 6000 217 30 170 15| 2.7 3.4 6.0|249.9 -32.9 217.0 36.2 0.37| 8.9 3.3 Wrote GIF file: /home/apache/climate/data/raob//CYFB/skewt/CYFB.skewt.20251217.12.gif