UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for COYU... Searching the city database file for: COYU ... Date:0000Z 4 DEC 25 Station: COYU WMO ident: 73111 Latitude: 49.40 Longitude: -82.43 Elevation: 222.00 ------------------------------------------------------------------------------- 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 113 SFC 985 222 -18.5 -22.5 71 4.0 -19.1 270 10 255.8 255.9 255.1 257.5 0.64 2 925 692 -21.5 -25.2 72 3.7 -22.0 285 26 257.3 257.4 256.1 258.8 0.53 3 850 1308 -27.3 -27.7 96 0.4 -27.3 295 24 257.5 257.6 256.1 258.8 0.46 4 700 2698 -29.7 -44.7 22 15.0 -30.6 260 41 269.6 269.6 264.6 269.9 0.10 5 500 5070 -34.9 -56.9 9 22.0 -35.8 250 82 290.5 290.5 277.0 290.6 0.03 6 400 6600 -42.1 -65.1 6 23.0 -42.6 245 107 300.3 300.3 281.5 300.3 0.02 7 375 7035 -44.4 -66.5 7 22.1 -44.9 245 113 302.8 302.8 282.5 302.9 0.01 8 325 7985 -49.5 -69.5 8 20.0 -49.8 250 102 308.4 308.4 284.7 308.5 0.01 9 300 8510 -49.9 -70.9 7 21.0 -50.2 250 91 315.0 315.0 287.1 315.1 0.01 10 250 9700 -48.5 -80.5 1 32.0 -49.0 255 76 334.0 334.0 292.8 334.0 0.00 11 200 11180 -46.9 -84.9 1 38.0 -47.6 250 65 358.5 358.5 298.4 358.5 0.00 12 150 13090 -47.1 -86.1 0 39.0 -48.0 260 63 388.9 388.9 303.6 388.9 0.00 13 100 15770 -48.9 -86.9 0 38.0 -50.0 260 50 433.2 433.2 309.2 433.3 0.00 TRP 325 7985 -49.5 -69.5 8 20.0 -49.8 250 102 308.4 308.4 284.7 308.5 0.01 WND 375 7035 -44.4 -66.5 7 22.1 -44.9 245 113 302.8 302.8 282.5 302.9 0.01 Sounding variables and indices 1000-500 mb thick: 4957.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 41.69 % Est. max temperature: -15.64 C = 3.86 F Sfc-Lift cond lev (LCL): 922.31 mb = 713.25 m = 2340.04 ft T: -21.70 C 700-500 lapse rate: 2.19 C/km ThetaE index: 0.00 C Layer 985.0-1346878835939174223569747968.0 mb Conv cond level (CCL): 874.32 mb = 1102.52 m = 3617.15 ft Mean mixing ratio: 0.56 g/kg Conv temperature: -16.77 C = 1.81 F Cap Strength: 10.53 C Lifted Index: 26.37 C Risk: None Lifted Index @300 mb: 40.11 C Lifted Index @700 mb: 10.53 C Showalter Index: 26.02 C Risk: None Total Totals Index: 14.80 C Risk: None Vertical Totals Index: 7.60 C Cross Totals Index: 7.20 C K Index: -35.10 Risk: None Sweat Index: 130.00 Risk: None Energy Index: 6.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.45 J/kg Max Up Vert Vel: 3.59 m/s Conv Inhibition (B-): 27711.99 J/kg Cap Strength: 26.10 C Lift Cond Lev (LCL): 882.80 mb = 1032.15 m = 3386.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 39 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 ---------------------------------------------------------- 0 985 222 270 10 10.0 -0.0 | 110 30 -27.9 10.0 1 974 305 280 10 9.8 -1.7 | 106 29 -28.0 8.2 2 935 610 285 22 21.3 -5.7 | 104 17 -16.6 4.3 3 925 692 285 26 25.1 -6.7 | 104 13 -12.8 3.3 4 897 914 290 28 26.3 -9.6 | 92 12 -11.6 0.4 5 860 1219 285 26 25.1 -6.7 | 104 13 -12.8 3.3 6 850 1308 295 24 21.8 -10.1 | 89 16 -16.1 -0.2 7 825 1524 295 20 18.1 -8.5 | 94 20 -19.7 1.5 8 790 1829 270 20 20.0 -0.0 | 119 20 -17.9 10.0 9 757 2134 270 29 29.0 -0.0 | 138 13 -8.9 10.0 10 726 2438 260 34 33.5 5.9 | 165 16 -4.4 15.9 11 700 2698 260 41 40.4 7.1 | 188 17 2.5 17.1 12 696 2743 260 41 40.4 7.1 | 188 17 2.5 17.1 13 611 3658 255 62 59.9 16.0 | 220 34 22.0 26.0 14 560 4267 255 69 66.6 17.9 | 226 40 28.8 27.8 15 514 4877 245 75 68.0 31.7 | 216 51 30.1 41.7 16 500 5070 250 82 77.1 28.0 | 226 55 39.2 38.0 17 450 5791 240 86 74.5 43.0 | 215 64 36.6 53.0 18 431 6096 245 96 87.0 40.6 | 224 71 49.1 50.6 19 400 6600 245 107 97.0 45.2 | 227 81 59.1 55.2 20 376 7010 245 113 102.4 47.8 | 228 87 64.5 57.7 21 375 7035 245 113 102.4 47.8 | 228 87 64.5 57.7 22 343 7620 245 110 99.7 46.5 | 228 84 61.8 56.5 23 325 7985 250 102 95.8 34.9 | 232 73 58.0 44.9 24 300 8510 250 91 85.5 31.1 | 229 63 47.6 41.1 25 272 9144 245 81 73.4 34.2 | 219 57 35.5 44.2 26 250 9700 255 76 73.4 19.7 | 230 46 35.5 29.7 27 216 10668 255 73 70.5 18.9 | 229 44 32.6 28.9 28 200 11180 250 65 61.1 22.2 | 216 40 23.2 32.2 29 164 12497 255 60 58.0 15.5 | 218 32 20.1 25.5 30 150 13090 260 63 62.0 10.9 | 229 32 24.2 20.9 31 130 14021 260 69 68.0 12.0 | 234 37 30.1 22.0 32 119 14630 270 52 52.0 -0.0 | 235 17 14.1 10.0 33 108 15240 250 53 49.8 18.1 | 203 31 11.9 28.1 34 100 15770 260 50 49.2 8.7 | 211 22 11.4 18.7 35 98 15850 260 45 44.3 7.8 | 200 19 6.4 17.8 36 92 16154 260 50 49.2 8.7 | 211 22 11.4 18.7 37 86 16459 260 45 44.3 7.8 | 200 19 6.4 17.8 38 80 16764 285 38 36.7 -9.8 | 97 1 -1.2 0.1 39 75 17069 255 27 26.1 7.0 | 145 21 -11.8 17.0 40 70 17374 265 29 28.9 2.5 | 144 15 -9.0 12.5 41 61 17983 260 34 33.5 5.9 | 165 16 -4.4 15.9 42 53 18593 240 29 25.1 14.5 | 152 28 -12.8 24.5 43 46 19202 275 31 30.9 -2.7 | 136 10 -7.0 7.3 44 43 19507 305 27 22.1 -15.5 | 71 17 -15.8 -5.5 45 40 19812 310 20 15.3 -12.9 | 83 23 -22.5 -2.9 46 38 20117 300 17 14.7 -8.5 | 94 23 -23.1 1.5 47 33 20726 275 20 19.9 -1.7 | 115 20 -17.9 8.2 48 31 21031 310 22 16.9 -14.1 | 79 21 -21.0 -4.2 49 29 21336 285 20 19.3 -5.2 | 105 19 -18.5 4.8 50 27 21641 295 17 15.4 -7.2 | 97 23 -22.5 2.8 51 25 21946 285 16 15.5 -4.1 | 105 23 -22.4 5.8 52 23 22250 280 5 4.9 -0.9 | 105 34 -32.9 9.1 53 22 22555 245 10 9.1 4.2 | 116 32 -28.8 14.2 54 19 23165 305 16 13.1 -9.2 | 92 25 -24.8 0.8 55 18 23470 310 17 13.0 -10.9 | 88 25 -24.8 -0.9 56 16 23774 300 19 16.5 -9.5 | 91 21 -21.4 0.5 57 15 24079 320 23 14.8 -17.6 | 72 24 -23.1 -7.6 58 14 24384 305 21 17.2 -12.0 | 84 21 -20.7 -2.1 59 13 24689 295 15 13.6 -6.3 | 99 25 -24.3 3.6 60 13 24994 285 17 16.4 -4.4 | 105 22 -21.4 5.6 61 10 26213 340 10 3.4 -9.4 | 91 34 -34.4 0.6 62 8 26822 300 20 17.3 -10.0 | 90 21 -20.5 -0.0 63 8 27127 355 17 1.5 -16.9 | 79 37 -36.4 -7.0 64 7 27432 330 18 9.0 -15.6 | 79 29 -28.9 -5.6 65 7 27737 335 20 8.5 -18.1 | 75 31 -29.4 -8.1 66 6 28042 10 14 -2.4 -13.8 | 85 40 -40.3 -3.8 67 5 28956 310 13 10.0 -8.4 | 93 28 -27.9 1.6 68 4 29870 330 20 10.0 -17.3 | 75 29 -27.9 -7.3 69 4 30175 340 15 5.1 -14.1 | 83 33 -32.7 -4.1 Wind Parameters Mean winds (0-6000m): 254.8 at 52.2 knts Storm direction: 284.8 at 39.2 knts Shear (0-3000m) pos: 2.9 neg: 5.4 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 101.4 deg Storm rel helicity (0-3000m) pos: 181.1 neg: -38.8 tot: 142.3 m^2/s^2 ave: 47.4 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 12.8 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 192.79 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 ------------------------------------------------------------------------------- 500 283 17 106 22| 17.3 0.0 17.3| 0.0 -17.9 -17.8 -35.6 -0.15| 18.2 -2.8 1000 286 22 103 17| 8.7 0.2 8.9| 7.9 -25.1 -17.2 -17.2 -0.11| 11.9 -1.3 1500 288 22 101 17| 5.8 2.3 8.1| 43.4 -38.8 4.6 3.0 0.02| 12.8 0.3 2000 283 23 107 17| 4.3 2.6 6.9| 89.5 -38.8 50.7 25.3 0.22| 13.2 2.9 2500 277 25 119 15| 3.5 4.3 7.7|137.5 -38.8 98.7 39.5 0.36| 13.1 4.7 3000 272 29 135 13| 2.9 5.4 8.3|181.1 -38.8 142.3 47.4 0.41| 12.8 5.3 4000 265 37 176 13| 2.2 6.1 8.3|249.7 -38.8 210.9 52.7 0.42| 11.8 5.0 5000 259 45 199 19| 2.5 5.7 8.2|357.1-146.6 210.5 42.1 0.33| 11.9 3.9 6000 255 52 208 27| 3.3 5.2 8.6|556.5-275.3 281.3 46.9 0.29| 12.2 3.5 Wrote GIF file: /home/apache/climate/data/raob//COYU/skewt/COYU.skewt.20251204.00.gif