UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122212.upa.cvt Date: 1200Z 22 DEC 25 Searching for CYFB... Searching the city database file for: CYFB ... Date:1200Z 22 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 -17 235 12 SFC 995 22 -14.1 -19.1 66 5.0 -15.0 235 12 259.4 259.6 258.5 261.7 0.85 2 965 253 -16.1 -20.2 71 4.1 -16.8 239 19 259.7 259.8 258.6 261.9 0.79 3 925 570 -18.3 -26.3 49 8.0 -19.3 240 17 260.6 260.7 258.6 262.0 0.48 4 916 643 -18.7 -27.7 45 9.0 -19.8 241 17 260.9 261.0 258.8 262.1 0.43 5 850 1195 -23.9 -28.2 68 4.3 -24.4 250 25 261.1 261.2 259.0 262.4 0.44 6 750 2094 -31.5 -31.9 96 0.4 -31.5 231 21 262.4 262.4 259.8 263.4 0.35 7 735 2237 -31.7 -33.7 82 2.0 -31.9 233 21 263.7 263.7 260.6 264.6 0.30 8 711 2471 -32.9 -34.4 86 1.5 -33.0 240 20 264.9 264.9 261.5 265.7 0.29 9 700 2581 -31.9 -35.5 70 3.6 -32.1 240 22 267.2 267.2 263.2 268.0 0.27 10 696 2621 -31.7 -35.9 66 4.2 -32.0 241 22 267.8 267.9 263.6 268.6 0.26 11 695 2632 -31.7 -35.8 67 4.1 -32.0 242 22 267.9 268.0 263.7 268.7 0.26 12 644 3167 -34.3 -37.2 75 2.9 -34.5 260 26 270.9 270.9 265.8 271.6 0.24 13 579 3905 -38.1 -44.1 53 6.0 -38.4 262 29 274.8 274.8 268.2 275.2 0.13 14 562 4110 -39.1 -45.1 53 6.0 -39.4 264 29 276.0 276.0 268.9 276.4 0.12 15 500 4900 -45.5 -50.4 58 4.9 -45.6 260 28 277.6 277.6 269.8 277.8 0.08 16 478 5199 -47.3 -53.3 50 6.0 -47.4 263 31 278.9 278.9 270.6 279.1 0.06 17 464 5395 -48.9 -52.3 68 3.4 -49.0 264 32 279.3 279.3 270.9 279.5 0.07 18 450 5596 -50.7 -56.7 49 6.0 -50.8 262 31 279.5 279.5 270.9 279.7 0.04 19 443 5698 -50.7 -56.7 49 6.0 -50.8 260 28 280.8 280.8 271.7 280.9 0.04 20 435 5817 -50.7 -62.7 23 12.0 -50.8 257 26 282.2 282.2 272.5 282.3 0.02 21 401 6344 -53.9 -63.9 28 10.0 -54.0 245 25 284.7 284.7 273.9 284.8 0.02 22 400 6360 -53.9 -63.9 28 10.0 -54.0 245 25 284.9 284.9 274.0 285.0 0.02 23 334 7524 -51.3 -72.3 6 21.0 -51.5 245 19 303.6 303.6 282.8 303.6 0.01 24 319 7822 -52.7 -72.7 7 20.0 -52.9 230 22 305.7 305.7 283.7 305.7 0.01 25 313 7945 -51.1 -74.1 5 23.0 -51.4 226 24 309.5 309.5 285.1 309.6 0.01 26 300 8220 -52.1 -76.1 4 24.0 -52.4 235 20 311.9 311.9 286.0 311.9 0.00 27 298 8263 -52.1 -76.1 4 24.0 -52.4 234 23 312.5 312.5 286.2 312.5 0.00 28 275 8783 -50.5 -77.5 3 27.0 -50.8 223 19 322.1 322.1 289.4 322.1 0.00 29 250 9400 -51.7 -80.7 2 29.0 -52.0 215 25 329.2 329.2 291.5 329.2 0.00 30 239 9693 -50.9 -81.9 1 31.0 -51.2 211 29 334.7 334.7 293.0 334.7 0.00 31 234 9831 -49.1 -81.1 1 32.0 -49.6 214 28 339.4 339.4 294.2 339.4 0.00 32 221 10207 -49.1 -82.1 1 33.0 -49.6 219 23 345.0 345.0 295.5 345.0 0.00 33 207 10636 -51.1 -83.1 1 32.0 -51.5 201 20 348.4 348.4 296.3 348.4 0.00 34 200 10860 -50.5 -83.5 1 33.0 -51.0 235 24 352.8 352.8 297.3 352.8 0.00 35 197 10958 -50.5 -82.5 1 32.0 -51.0 237 23 354.3 354.3 297.5 354.3 0.00 36 169 11946 -54.9 -84.9 1 30.0 -55.2 231 20 362.9 362.9 299.2 362.9 0.00 37 156 12458 -53.3 -85.3 1 32.0 -53.7 228 20 374.0 374.0 301.2 374.0 0.00 38 150 12710 -53.9 -84.9 1 31.0 -54.3 220 22 377.2 377.2 301.8 377.2 0.00 39 126 13823 -54.9 -85.9 1 31.0 -55.4 192 26 394.7 394.7 304.5 394.7 0.00 40 107 14855 -58.9 -86.9 2 28.0 -59.2 213 33 406.0 406.0 306.0 406.0 0.00 41 100 15280 -57.7 -86.7 1 29.0 -58.1 210 36 416.2 416.2 307.3 416.3 0.00 42 70 17510 -62.9 -88.9 2 26.0 -63.2 210 37 449.8 449.8 310.8 449.8 0.00 43 55 18987 -65.1 -90.1 2 25.0 -65.4 214 58 476.9 476.9 313.2 476.9 0.00 44 53 19214 -64.1 -90.1 2 26.0 -64.4 214 61 484.3 484.3 313.8 484.3 0.00 45 50 19570 -64.5 -90.5 2 26.0 -64.8 215 65 491.5 491.5 314.3 491.5 0.00 46 38 21236 -65.7 -91.7 2 26.0 -66.1 216 59 528.6 528.6 316.8 528.6 0.00 47 30 22650 -70.7 -92.7 2 22.0 -70.9 220 73 551.9 551.9 318.2 551.9 0.00 48 22 24462 -76.1 -94.1 4 18.0 -76.2 223 71 587.0 587.0 320.0 587.0 0.00 49 20 25010 -76.9 -94.9 4 18.0 -77.0 225 67 600.8 600.8 320.6 600.8 0.00 50 14 27049 -79.1 -96.1 4 17.0 -79.3 235 78 657.8 657.8 323.0 657.9 0.00 51 12 27934 -75.5 -94.5 4 19.0 -75.8 222 79 700.2 700.2 324.4 700.3 0.00 52 11 28438 -75.4 -94.9 3 19.5 -75.7 220 85 718.2 718.2 325.0 718.3 0.00 53 10 28990 -75.3 -95.3 3 20.0 -75.6 230 75 738.5 738.5 325.6 738.5 0.00 54 6.3 31653 -77.5 -97.5 3 20.0 -77.9 236 70 833.4 833.4 328.0 833.5 0.00 TRP 401 6344 -53.9 -63.9 28 10.0 -54.0 245 25 284.7 284.7 273.9 284.8 0.02 WND 11 28438 -75.4 -94.9 3 19.5 -75.7 220 85 718.2 718.2 325.0 718.3 0.00 Sounding variables and indices 1000-500 mb thick: 4917.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 67.06 % Est. max temperature: -12.35 C = 9.77 F Sfc-Lift cond lev (LCL): 917.33 mb = 632.15 m = 2073.96 ft T: -18.64 C 700-500 lapse rate: 5.86 C/km ThetaE index: 0.00 C Layer 995.0- -0.0 mb Conv cond level (CCL): 843.07 mb = 1253.84 m = 4113.61 ft Mean mixing ratio: 0.63 g/kg Conv temperature: -12.33 C = 9.81 F Cap Strength: 12.06 C Lifted Index: 12.90 C Risk: None Lifted Index @300 mb: 35.42 C Lifted Index @700 mb: 5.29 C Showalter Index: 12.55 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 17.30 C K Index: -10.20 Risk: None Sweat Index: 124.71 Risk: None Energy Index: 3.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.51 J/kg Max Up Vert Vel: 3.61 m/s Conv Inhibition (B-): 77414.65 J/kg Cap Strength: 12.79 C Lift Cond Lev (LCL): 856.51 mb = 1138.68 m = 3735.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 19 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 ---------------------------------------------------------- 0 995 22 235 12 9.8 6.9 | 144 14 -8.2 11.2 1 958 305 240 20 17.3 10.0 | 177 14 -0.7 14.3 2 925 570 240 17 14.7 8.5 | 166 13 -3.3 12.8 3 920 610 240 17 14.7 8.5 | 166 13 -3.3 12.8 4 883 914 245 20 18.1 8.5 | 181 13 0.1 12.8 5 850 1195 250 25 23.5 8.6 | 203 14 5.5 12.9 6 847 1219 250 25 23.5 8.6 | 203 14 5.5 12.9 7 778 1829 235 22 18.0 12.6 | 180 17 0.0 16.9 8 745 2134 230 21 16.1 13.5 | 174 18 -1.9 17.8 9 714 2438 240 20 17.3 10.0 | 177 14 -0.7 14.3 10 700 2581 240 22 19.1 11.0 | 184 15 1.1 15.3 11 684 2743 245 22 19.9 9.3 | 188 14 1.9 13.6 12 654 3048 265 26 25.9 2.3 | 230 10 7.9 6.6 13 626 3353 250 26 24.4 8.9 | 206 15 6.4 13.2 14 599 3658 260 30 29.5 5.2 | 230 15 11.6 9.5 15 548 4267 265 28 27.9 2.4 | 236 12 9.9 6.8 16 502 4877 265 26 25.9 2.3 | 230 10 7.9 6.6 17 500 4900 260 28 27.6 4.9 | 226 13 9.6 9.2 18 457 5486 265 33 32.9 2.9 | 244 17 14.9 7.2 19 416 6096 250 19 17.9 6.5 | 179 11 -0.1 10.8 20 401 6344 245 25 22.7 10.6 | 197 16 4.7 14.9 21 400 6360 245 25 22.7 10.6 | 197 16 4.7 14.9 22 397 6401 240 26 22.5 13.0 | 195 18 4.5 17.3 23 379 6706 250 27 25.4 9.2 | 209 15 7.4 13.6 24 362 7010 265 25 24.9 2.2 | 227 9 6.9 6.5 25 345 7315 255 25 24.1 6.5 | 210 12 6.2 10.8 26 329 7620 240 17 14.7 8.5 | 166 13 -3.3 12.8 27 314 7925 225 24 17.0 17.0 | 177 21 -1.0 21.3 28 300 8220 235 20 16.4 11.5 | 174 16 -1.6 15.8 29 300 8230 235 23 18.8 13.2 | 183 18 0.8 17.5 30 260 9144 215 17 9.8 13.9 | 156 20 -8.2 18.2 31 250 9400 215 25 14.3 20.5 | 172 25 -3.7 24.8 32 237 9754 210 30 15.0 26.0 | 174 30 -3.0 30.3 33 226 10058 225 24 17.0 17.0 | 177 21 -1.0 21.3 34 206 10668 200 20 6.8 18.8 | 154 26 -11.2 23.1 35 200 10860 235 24 19.7 13.8 | 185 18 1.7 18.1 36 187 11278 245 21 19.0 8.9 | 185 13 1.0 13.2 37 179 11582 220 16 10.3 12.3 | 155 18 -7.7 16.6 38 170 11887 235 20 16.4 11.5 | 174 16 -1.6 15.8 39 163 12192 215 22 12.6 18.0 | 166 23 -5.4 22.3 40 155 12497 230 20 15.3 12.9 | 171 17 -2.7 17.2 41 150 12710 220 22 14.1 16.9 | 170 22 -3.9 21.2 42 148 12802 225 22 15.6 15.6 | 173 20 -2.4 19.9 43 134 13411 195 25 6.5 24.1 | 158 31 -11.5 28.5 44 122 14021 190 26 4.5 25.6 | 156 33 -13.5 29.9 45 106 14935 215 34 19.5 27.9 | 183 32 1.5 32.2 46 101 15240 220 33 21.2 25.3 | 186 30 3.2 29.6 47 100 15280 210 36 18.0 31.2 | 180 35 0.0 35.5 48 96 15545 210 36 18.0 31.2 | 180 35 0.0 35.5 49 91 15850 230 35 26.8 22.5 | 198 28 8.8 26.8 50 83 16459 210 37 18.5 32.0 | 181 36 0.5 36.4 51 75 17069 230 31 23.7 19.9 | 193 25 5.8 24.2 52 72 17374 210 35 17.5 30.3 | 179 35 -0.5 34.6 53 70 17510 210 37 18.5 32.0 | 181 36 0.5 36.4 54 51 19507 215 65 37.3 53.2 | 199 61 19.3 57.6 55 50 19570 215 65 37.3 53.2 | 199 61 19.3 57.6 56 41 20726 220 54 34.7 41.4 | 200 49 16.7 45.7 57 37 21336 215 60 34.4 49.1 | 197 56 16.4 53.5 58 30 22650 220 73 46.9 55.9 | 206 67 28.9 60.2 59 26 23470 220 79 50.8 60.5 | 207 73 32.8 64.8 60 20 25010 225 67 47.4 47.4 | 210 59 29.4 51.7 61 18 25603 225 67 47.4 47.4 | 210 59 29.4 51.7 62 14 27127 235 79 64.7 45.3 | 223 68 46.7 49.6 63 13 27432 225 73 51.6 51.6 | 211 65 33.6 55.9 64 11 28438 220 85 54.6 65.1 | 208 79 36.6 69.4 65 11 28651 220 85 54.6 65.1 | 208 79 36.6 69.4 66 10 28990 230 75 57.5 48.2 | 217 66 39.5 52.5 67 9 29261 235 63 51.6 36.1 | 220 53 33.6 40.5 68 8 29566 230 78 59.8 50.1 | 217 69 41.8 54.5 69 6 30175 240 64 55.4 32.0 | 226 52 37.4 36.3 Wind Parameters Mean winds (0-6000m): 253.5 at 24.7 knts Storm direction: 283.5 at 18.5 knts Shear (0-3000m) pos: 3.6 neg: 1.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 81.8 deg Storm rel helicity (0-3000m) pos: 96.9 neg: -42.4 tot: 54.6 m^2/s^2 ave: 18.2 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 10.95 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 ------------------------------------------------------------------------------- 500 239 17 166 14| 5.8 0.0 5.8| 28.7 -7.6 21.1 42.1 0.57| 10.5 6.0 1000 241 18 170 13| 5.4 0.0 5.4| 46.7 -9.0 37.7 37.7 0.67| 8.2 5.5 1500 244 20 180 13| 3.6 0.8 4.4| 58.0 -21.2 36.8 24.5 0.47| 7.8 3.7 2000 242 21 181 14| 2.7 1.5 4.2| 58.0 -39.5 18.5 9.2 0.24| 7.1 1.7 2500 240 21 180 15| 2.4 1.2 3.6| 65.9 -42.4 23.5 9.4 0.24| 6.7 1.6 3000 242 21 182 14| 3.6 1.0 4.6| 96.9 -42.4 54.6 18.2 0.40| 7.5 3.0 4000 247 23 193 13| 3.0 1.1 4.2|122.1 -55.0 67.1 16.8 0.35| 7.3 2.6 5000 251 24 201 13| 2.4 1.1 3.5|126.4 -60.0 66.4 13.3 0.31| 6.5 2.0 6000 253 25 207 13| 2.3 1.6 3.9|138.8-100.4 38.4 6.4 0.13| 6.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//CYFB/skewt/CYFB.skewt.20251222.12.gif