UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122500.upa.cvt Date: 0000Z 25 DEC 25 Searching for CYFB... Searching the city database file for: CYFB ... Date:0000Z 25 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 -8 305 8 SFC 996 22 -16.1 -21.1 65 5.0 -16.9 305 8 257.3 257.5 256.5 259.3 0.71 2 963 276 -16.3 -23.3 55 7.0 -17.3 274 18 259.6 259.7 258.2 261.3 0.61 3 948 393 -17.3 -23.3 60 6.0 -18.2 270 18 259.8 259.9 258.3 261.5 0.62 4 925 577 -18.7 -23.7 65 5.0 -19.4 270 15 260.2 260.3 258.6 261.9 0.61 5 850 1200 -24.3 -27.7 73 3.4 -24.6 260 12 260.7 260.8 258.7 262.0 0.46 6 771 1902 -30.7 -31.3 94 0.6 -30.7 230 16 261.2 261.2 258.9 262.2 0.36 7 752 2078 -31.7 -36.7 61 5.0 -32.0 204 13 262.0 262.0 259.2 262.6 0.22 8 709 2491 -35.5 -36.8 88 1.3 -35.6 204 13 262.2 262.2 259.4 262.9 0.23 9 700 2580 -36.3 -39.6 71 3.3 -36.5 220 15 262.3 262.3 259.3 262.8 0.18 10 699 2590 -36.3 -39.7 71 3.4 -36.5 221 15 262.4 262.4 259.4 262.9 0.17 11 681 2772 -34.3 -43.3 40 9.0 -34.7 242 18 266.6 266.6 262.4 267.0 0.12 12 562 4094 -42.3 -52.3 33 10.0 -42.6 227 20 272.2 272.2 266.3 272.4 0.05 13 510 4748 -44.5 -52.5 41 8.0 -44.7 215 29 277.2 277.2 269.5 277.4 0.06 14 500 4880 -45.3 -52.3 45 7.0 -45.5 210 31 277.8 277.8 269.9 278.0 0.06 15 449 5590 -49.9 -54.9 56 5.0 -50.0 207 34 280.7 280.7 271.6 280.9 0.05 16 430 5871 -51.3 -60.3 33 9.0 -51.4 206 35 282.4 282.4 272.6 282.5 0.03 17 419 6039 -51.1 -62.1 26 11.0 -51.2 205 36 284.8 284.8 273.9 284.8 0.02 18 400 6340 -52.5 -63.5 25 11.0 -52.7 200 40 286.8 286.8 275.0 286.8 0.02 19 386 6569 -53.5 -64.5 25 11.0 -53.7 200 41 288.4 288.4 275.9 288.4 0.02 20 373 6788 -53.9 -65.9 22 12.0 -54.0 206 41 290.7 290.7 277.0 290.7 0.01 21 327 7634 -51.9 -72.9 6 21.0 -52.1 214 35 304.6 304.6 283.2 304.6 0.01 22 300 8190 -52.3 -75.3 5 23.0 -52.5 210 34 311.6 311.6 285.9 311.6 0.00 23 257 9191 -53.3 -77.3 4 24.0 -53.5 219 22 324.3 324.3 290.0 324.3 0.00 24 255 9242 -52.1 -77.1 3 25.0 -52.4 218 22 326.8 326.8 290.8 326.8 0.00 25 250 9370 -52.9 -77.9 3 25.0 -53.2 215 21 327.4 327.4 291.0 327.4 0.00 26 239 9659 -53.5 -79.5 3 26.0 -53.8 206 22 330.8 330.8 291.9 330.8 0.00 27 229 9934 -51.3 -80.3 2 29.0 -51.7 188 23 338.2 338.2 293.9 338.2 0.00 28 214 10373 -50.7 -80.7 2 30.0 -51.1 211 25 345.7 345.7 295.7 345.7 0.00 29 200 10810 -52.9 -81.9 2 29.0 -53.2 240 17 349.0 349.0 296.4 349.0 0.00 30 173 11739 -55.9 -83.9 2 28.0 -56.2 217 8 358.8 358.8 298.5 358.8 0.00 31 155 12440 -54.1 -84.1 1 30.0 -54.5 203 18 373.3 373.3 301.1 373.4 0.00 32 151 12608 -55.5 -84.5 2 29.0 -55.8 204 22 373.7 373.7 301.2 373.8 0.00 33 150 12650 -55.1 -84.1 2 29.0 -55.5 205 23 375.1 375.1 301.5 375.1 0.00 34 142 13001 -54.3 -84.3 1 30.0 -54.7 230 16 382.5 382.5 302.6 382.5 0.00 35 132 13465 -58.3 -85.3 2 27.0 -58.6 239 10 383.4 383.4 302.8 383.4 0.00 36 130 13561 -57.5 -85.5 2 28.0 -57.8 235 10 386.5 386.5 303.3 386.5 0.00 37 120 14063 -60.3 -86.3 2 26.0 -60.5 233 11 390.3 390.3 303.8 390.3 0.00 38 115 14329 -59.7 -85.7 2 26.0 -60.0 176 15 396.2 396.2 304.7 396.2 0.00 39 100 15200 -61.3 -86.3 2 25.0 -61.6 205 19 409.3 409.3 306.4 409.3 0.00 40 74 17052 -66.1 -88.1 3 22.0 -66.3 220 18 436.0 436.0 309.4 436.0 0.00 41 70 17390 -65.7 -88.7 3 23.0 -65.9 220 15 443.8 443.8 310.3 443.8 0.00 42 69 17477 -65.3 -88.3 3 23.0 -65.5 219 14 446.5 446.5 310.5 446.5 0.00 43 55 18835 -70.1 -90.1 4 20.0 -70.2 205 17 465.4 465.4 312.3 465.4 0.00 44 53 19055 -68.9 -89.9 3 21.0 -69.1 218 16 473.2 473.2 312.9 473.2 0.00 45 50 19400 -70.9 -89.9 4 19.0 -71.1 185 21 476.4 476.4 313.2 476.4 0.00 46 46 19890 -73.1 -91.1 5 18.0 -73.2 200 24 482.6 482.6 313.7 482.6 0.00 47 44 20151 -71.5 -90.5 4 19.0 -71.6 200 28 492.7 492.7 314.4 492.7 0.00 48 39 20858 -74.1 -91.1 6 17.0 -74.2 205 28 503.4 503.4 315.2 503.4 0.00 49 30 22390 -72.9 -91.9 4 19.0 -73.0 205 32 545.9 545.9 317.9 545.9 0.00 50 29 22588 -72.5 -91.5 4 19.0 -72.7 223 28 552.3 552.3 318.2 552.3 0.00 51 20 24750 -75.5 -93.5 4 18.0 -75.7 230 33 605.1 605.1 320.8 605.1 0.00 52 17 25689 -76.5 -94.5 4 18.0 -76.7 230 22 630.6 630.6 321.9 630.7 0.00 53 13 27245 -73.7 -93.7 3 20.0 -74.0 213 37 690.6 690.6 324.1 690.7 0.00 54 11 28216 -76.1 -95.1 3 19.0 -76.4 257 38 715.7 715.7 324.9 715.7 0.00 55 10 28770 -73.1 -94.1 3 21.0 -73.6 240 34 746.7 746.7 325.8 746.7 0.01 56 8.3 29866 -71.7 -94.7 2 23.0 -72.4 247 30 793.1 793.1 327.1 793.1 0.01 TRP 386 6569 -53.5 -64.5 25 11.0 -53.7 200 41 288.4 288.4 275.9 288.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 4888.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 56.19 % Est. max temperature: -12.73 C = 9.08 F Sfc-Lift cond lev (LCL): 917.85 mb = 634.15 m = 2080.51 ft T: -19.21 C 700-500 lapse rate: 3.91 C/km ThetaE index: 0.08 C Layer 700.0- 699.0 mb Conv cond level (CCL): 846.76 mb = 1227.47 m = 4027.08 ft Mean mixing ratio: 0.62 g/kg Conv temperature: -12.73 C = 9.08 F Cap Strength: 13.22 C Lifted Index: 13.63 C Risk: None Lifted Index @300 mb: 35.69 C Lifted Index @700 mb: 1.47 C Showalter Index: 13.04 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 17.60 C K Index: -10.00 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.34 J/kg Max Up Vert Vel: 4.55 m/s Conv Inhibition (B-): 63773.20 J/kg Cap Strength: 13.54 C Lift Cond Lev (LCL): 862.52 mb = 1092.28 m = 3583.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 15 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 ---------------------------------------------------------- 0 996 22 305 8 6.6 -4.6 | 45 11 -8.1 -8.0 1 959 305 270 19 19.0 -0.0 | 309 6 4.3 -3.5 2 925 577 270 15 15.0 -0.0 | 355 3 0.3 -3.5 3 921 610 270 14 14.0 -0.0 | 11 4 -0.7 -3.5 4 884 914 260 11 10.8 1.9 | 68 4 -3.9 -1.5 5 850 1200 260 12 11.8 2.1 | 64 3 -2.9 -1.4 6 848 1219 260 11 10.8 1.9 | 68 4 -3.9 -1.5 7 778 1829 240 17 14.7 8.5 | 180 5 0.0 5.0 8 745 2134 195 12 3.1 11.6 | 125 14 -11.6 8.1 9 714 2438 195 12 3.1 11.6 | 125 14 -11.6 8.1 10 700 2580 220 15 9.6 11.5 | 148 9 -5.1 8.0 11 683 2743 240 18 15.6 9.0 | 189 6 0.9 5.5 12 654 3048 260 17 16.7 3.0 | 284 2 2.0 -0.5 13 598 3658 235 17 13.9 9.8 | 173 6 -0.8 6.3 14 572 3962 235 19 15.6 10.9 | 187 7 0.9 7.4 15 547 4267 215 22 12.6 18.0 | 172 15 -2.1 14.6 16 500 4877 215 31 17.8 25.4 | 188 22 3.1 21.9 17 500 4880 210 31 15.5 26.8 | 182 23 0.8 23.4 18 415 6096 205 36 15.2 32.6 | 181 29 0.5 29.2 19 400 6340 200 40 13.7 37.6 | 178 34 -1.0 34.1 20 386 6569 200 41 14.0 38.5 | 179 35 -0.7 35.1 21 378 6706 205 42 17.7 38.1 | 185 35 3.1 34.6 22 328 7620 215 35 20.1 28.7 | 192 26 5.4 25.2 23 313 7925 200 31 10.6 29.1 | 171 26 -4.1 25.7 24 300 8190 210 34 17.0 29.4 | 185 26 2.3 26.0 25 259 9144 220 22 14.1 16.9 | 178 13 -0.6 13.4 26 250 9370 215 21 12.0 17.2 | 169 14 -2.6 13.7 27 247 9449 220 21 13.5 16.1 | 175 13 -1.2 12.6 28 225 10058 180 23 0.0 23.0 | 143 24 -14.7 19.5 29 214 10363 210 25 12.5 21.7 | 173 18 -2.2 18.2 30 204 10668 235 16 13.1 9.2 | 165 6 -1.6 5.7 31 200 10810 240 17 14.7 8.5 | 180 5 0.0 5.0 32 195 10973 230 18 13.8 11.6 | 174 8 -0.9 8.1 33 186 11278 235 21 17.2 12.0 | 196 9 2.5 8.6 34 177 11582 235 6 4.9 3.4 | 90 10 -9.8 -0.0 35 169 11887 200 10 3.4 9.4 | 118 13 -11.3 5.9 36 161 12192 215 17 9.8 13.9 | 155 12 -4.9 10.5 37 154 12497 200 18 6.2 16.9 | 148 16 -8.5 13.5 38 150 12650 205 23 9.7 20.8 | 164 18 -5.0 17.4 39 146 12802 195 26 6.7 25.1 | 160 23 -8.0 21.7 40 140 13106 250 10 9.4 3.4 | 90 5 -5.3 -0.0 41 127 13716 230 10 7.7 6.4 | 113 8 -7.0 3.0 42 121 14021 240 10 8.7 5.0 | 104 6 -6.0 1.5 43 115 14326 175 15 -1.3 14.9 | 126 20 -16.0 11.5 44 109 14630 225 17 12.0 12.0 | 163 9 -2.7 8.6 45 104 14935 245 11 10.0 4.6 | 104 5 -4.7 1.2 46 100 15200 205 19 8.0 17.2 | 154 15 -6.7 13.8 47 99 15240 215 15 8.6 12.3 | 145 11 -6.1 8.8 48 95 15545 200 17 5.8 16.0 | 145 15 -8.9 12.5 49 90 15850 245 17 15.4 7.2 | 191 4 0.7 3.7 50 86 16154 210 18 9.0 15.6 | 155 13 -5.7 12.1 51 81 16459 215 17 9.8 13.9 | 155 12 -4.9 10.5 52 74 17069 220 18 11.6 13.8 | 163 11 -3.1 10.3 53 70 17374 250 15 14.1 5.1 | 160 2 -0.6 1.7 54 70 17390 220 15 9.6 11.5 | 148 9 -5.1 8.0 55 67 17678 215 12 6.9 9.8 | 129 10 -7.8 6.4 56 63 17983 220 11 7.1 8.4 | 123 9 -7.6 5.0 57 60 18288 200 11 3.8 10.3 | 122 13 -10.9 6.9 58 57 18593 170 17 -3.0 16.7 | 127 22 -17.6 13.3 59 54 18898 215 17 9.8 13.9 | 155 12 -4.9 10.5 60 52 19202 220 15 9.6 11.5 | 148 9 -5.1 8.0 61 50 19400 185 21 1.8 20.9 | 144 22 -12.9 17.5 62 49 19507 180 16 0.0 16.0 | 130 19 -14.7 12.5 63 47 19812 200 23 7.9 21.6 | 159 19 -6.8 18.2 64 42 20422 200 32 10.9 30.1 | 172 27 -3.7 26.6 65 36 21336 210 23 11.5 19.9 | 169 17 -3.2 16.5 66 34 21641 200 27 9.2 25.4 | 166 23 -5.5 21.9 67 32 21946 220 39 25.1 29.9 | 201 28 10.4 26.4 68 31 22250 230 24 18.4 15.4 | 197 13 3.7 12.0 69 30 22390 205 32 13.5 29.0 | 177 26 -1.2 25.5 70 29 22555 225 28 19.8 19.8 | 197 17 5.1 16.3 71 28 22860 205 32 13.5 29.0 | 177 26 -1.2 25.5 72 26 23165 230 23 17.6 14.8 | 194 12 2.9 11.3 73 24 23774 225 29 20.5 20.5 | 199 18 5.8 17.0 74 22 24079 250 29 27.3 9.9 | 243 14 12.6 6.5 75 21 24384 230 23 17.6 14.8 | 194 12 2.9 11.3 76 20 24750 230 33 25.3 21.2 | 211 21 10.6 17.8 77 19 24994 245 28 25.4 11.8 | 232 14 10.7 8.4 78 18 25298 230 34 26.0 21.9 | 212 22 11.4 18.4 79 16 25908 230 16 12.3 10.3 | 160 7 -2.4 6.8 80 15 26518 225 41 29.0 29.0 | 209 29 14.3 25.5 81 14 26822 230 26 19.9 16.7 | 202 14 5.2 13.3 82 13 27127 205 34 14.4 30.8 | 179 27 -0.3 27.4 83 13 27432 225 42 29.7 29.7 | 210 30 15.0 26.2 84 12 27737 245 48 43.5 20.3 | 240 33 28.8 16.8 85 11 28346 260 35 34.5 6.1 | 262 20 19.8 2.6 86 10 28651 230 36 27.6 23.1 | 213 24 12.9 19.7 87 10 28770 240 34 29.4 17.0 | 227 20 14.8 13.5 88 9 28956 250 31 29.1 10.6 | 244 16 14.4 7.1 89 5 30175 230 24 18.4 15.4 | 197 13 3.7 12.0 Wind Parameters Mean winds (0-6000m): 226.8 at 20.1 knts Storm direction: 256.8 at 15.1 knts Shear (0-3000m) pos: 2.2 neg: 2.8 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): -135.6 deg Storm rel helicity (0-3000m) pos: 38.7 neg: -44.2 tot: -5.5 m^2/s^2 ave: -1.8 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 30.26 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 ------------------------------------------------------------------------------- 500 275 15 355 5| 0.0 10.6 10.6| 2.7 -23.3 -20.6 -41.2 -0.58| 17.3-10.1 1000 271 14 12 4| 0.0 4.1 4.1| 7.4 -23.4 -16.0 -16.0 -0.21| 11.6 -2.4 1500 266 13 28 3| 0.0 3.9 3.9| 9.4 -23.4 -14.1 -9.4 -0.07| 9.4 -0.6 2000 258 14 64 1| 0.0 4.2 4.2| 11.2 -34.6 -23.4 -11.7 -0.13| 10.2 -1.3 2500 248 14 128 3| 0.0 3.4 3.4| 20.4 -44.2 -23.8 -9.5 -0.11| 9.8 -1.1 3000 246 14 142 3| 2.2 2.8 5.1| 38.7 -44.2 -5.5 -1.8 0.10| 10.8 1.1 4000 245 15 159 3| 1.7 3.3 4.9| 40.9 -48.4 -7.5 -1.9 0.04| 9.4 0.3 5000 236 17 176 6| 1.3 4.2 5.5| 60.5 -65.8 -5.3 -1.1 0.03| 9.3 0.3 6000 227 20 180 10| 1.1 3.9 5.0| 60.5 -68.6 -8.1 -1.3 0.03| 8.2 0.2 Wrote GIF file: /home/apache/climate/data/raob//CYFB/skewt/CYFB.skewt.20251225.00.gif