UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for COYU... Searching the city database file for: COYU ... Date:0000Z 19 APR 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 75 SFC 981 222 -0.3 -0.4 99 0.1 -0.3 315 9 274.4 275.0 273.8 284.6 3.78 2 925 696 -2.7 -2.7 100 0.0 -2.7 340 11 276.5 277.1 274.5 285.9 3.38 3 850 1373 -0.3 -0.3 100 0.0 -0.3 280 15 285.8 286.6 280.6 298.3 4.40 4 700 2925 -3.5 -4.3 94 0.8 -3.8 255 32 298.6 299.3 285.5 310.5 3.97 5 500 5510 -18.3 -22.3 71 4.0 -19.3 265 47 310.7 311.0 287.1 315.0 1.28 6 400 7140 -30.9 -36.9 56 6.0 -31.6 255 52 314.8 314.9 287.5 316.3 0.40 7 300 9100 -47.7 -59.7 24 12.0 -48.0 260 75 318.1 318.1 288.2 318.3 0.04 8 250 10290 -55.3 -65.3 28 10.0 -55.5 265 108 323.9 323.9 289.9 323.9 0.02 9 249 10315 -55.4 -65.5 27 10.1 -55.6 265 108 324.0 324.1 290.0 324.1 0.02 10 232 10763 -57.5 -69.5 20 12.0 -57.6 265 97 327.5 327.5 291.0 327.6 0.01 11 200 11700 -56.3 -76.3 6 20.0 -56.5 265 74 343.6 343.6 295.2 343.6 0.01 12 150 13530 -55.5 -82.5 2 27.0 -55.8 260 61 374.5 374.5 301.4 374.5 0.00 13 100 16130 -53.1 -84.1 1 31.0 -53.8 275 35 425.1 425.1 308.3 425.1 0.00 TRP 232 10763 -57.5 -69.5 20 12.0 -57.6 265 97 327.5 327.5 291.0 327.6 0.01 WND 249 10315 -55.4 -65.5 27 10.1 -55.6 265 108 324.0 324.1 290.0 324.1 0.02 Sounding variables and indices 1000-500 mb thick: 5435.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.70 inches Sfc-500 mean rel hum: 90.38 % Est. max temperature: 12.57 C = 54.63 F Sfc-Lift cond lev (LCL): 979.29 mb = 236.11 m = 774.62 ft T: -0.37 C 700-500 lapse rate: 5.73 C/km ThetaE index: 0.00 C Layer 981.0-36310270083072.0 mb Conv cond level (CCL): 955.62 mb = 433.34 m = 1421.69 ft Mean mixing ratio: 3.62 g/kg Conv temperature: 0.67 C = 33.21 F Cap Strength: 14.06 C Lifted Index: 20.12 C Risk: None Lifted Index @300 mb: 22.01 C Lifted Index @700 mb: 14.06 C Showalter Index: 11.86 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 18.00 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 77.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.46 J/kg Max Up Vert Vel: 7.68 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 19.74 C Lift Cond Lev (LCL): 929.12 mb = 660.17 m = 2165.90 ft Lev Free Conv (LFC): 924.12 mb = 703.63 m = 2308.47 ft Equ Level (EL): 914.12 mb = 790.74 m = 2594.26 ft B at Equ Level: 28.66 J/kg Max Parcel Lev (MPL): 874.12 mb = 1148.98 m = 3769.58 ft Wind level data Storm motion: 295 at 22 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 ---------------------------------------------------------- 0 981 222 315 9 6.4 -6.4 | 103 14 -14.0 3.1 1 971 305 345 10 2.6 -9.7 | 89 18 -17.8 -0.2 2 935 610 350 13 2.3 -12.8 | 80 18 -18.1 -3.3 3 925 696 340 11 3.8 -10.3 | 87 17 -16.6 -0.9 4 900 914 295 3 2.7 -1.3 | 115 19 -17.6 8.2 5 866 1219 295 12 10.9 -5.1 | 115 10 -9.5 4.4 6 850 1373 280 15 14.8 -2.6 | 141 9 -5.6 6.9 7 803 1829 275 21 20.9 -1.8 | 184 8 0.6 7.6 8 773 2134 260 28 27.6 4.9 | 207 16 7.2 14.3 9 744 2438 255 25 24.1 6.5 | 193 16 3.8 15.9 10 716 2743 250 31 29.1 10.6 | 204 22 8.8 20.1 11 700 2925 255 32 30.9 8.3 | 211 21 10.6 17.8 12 636 3658 265 25 24.9 2.2 | 201 13 4.6 11.6 13 588 4267 260 35 34.5 6.1 | 222 21 14.1 15.5 14 543 4877 265 45 44.8 3.9 | 241 28 24.5 13.4 15 500 5510 265 47 46.8 4.1 | 243 30 26.5 13.6 16 461 6096 260 52 51.2 9.0 | 239 36 30.9 18.5 17 443 6401 255 54 52.2 14.0 | 234 40 31.8 23.4 18 400 7140 255 52 50.2 13.5 | 233 38 29.9 22.9 19 373 7620 255 52 50.2 13.5 | 233 38 29.9 22.9 20 341 8230 260 49 48.3 8.5 | 237 33 27.9 18.0 21 300 9100 260 75 73.9 13.0 | 247 58 53.5 22.5 22 298 9144 260 72 70.9 12.5 | 247 55 50.6 22.0 23 250 10290 265 108 107.6 9.4 | 258 89 87.2 18.9 24 249 10315 265 108 107.6 9.4 | 258 89 87.2 18.9 25 247 10363 265 108 107.6 9.4 | 258 89 87.2 18.9 26 236 10668 265 102 101.6 8.9 | 257 83 81.3 18.4 27 232 10763 265 97 96.6 8.5 | 257 78 76.3 17.9 28 204 11582 265 73 72.7 6.4 | 253 55 52.4 15.8 29 200 11700 265 74 73.7 6.4 | 253 56 53.4 15.9 30 185 12192 265 68 67.7 5.9 | 252 50 47.4 15.4 31 176 12497 265 77 76.7 6.7 | 254 59 56.4 16.2 32 160 13106 270 63 63.0 -0.0 | 257 44 42.7 9.5 33 153 13411 265 55 54.8 4.8 | 248 37 34.4 14.3 34 150 13530 260 61 60.1 10.6 | 243 45 39.7 20.1 35 146 13716 260 63 62.0 10.9 | 244 46 41.7 20.4 36 115 15240 270 54 54.0 -0.0 | 254 35 33.7 9.5 37 104 15850 275 56 55.8 -4.9 | 263 36 35.4 4.6 38 100 16130 275 35 34.9 -3.1 | 246 16 14.5 6.4 39 93 16459 275 35 34.9 -3.1 | 246 16 14.5 6.4 40 88 16764 275 22 21.9 -1.9 | 192 8 1.6 7.6 41 82 17069 270 33 33.0 -0.0 | 233 16 12.7 9.5 42 77 17374 280 40 39.4 -6.9 | 262 19 19.0 2.5 43 68 17983 290 30 28.2 -10.3 | 276 8 7.8 -0.8 44 64 18288 270 29 29.0 -0.0 | 222 13 8.7 9.5 45 60 18593 290 30 28.2 -10.3 | 276 8 7.8 -0.8 46 57 18898 300 21 18.2 -10.5 | 64 2 -2.2 -1.0 47 53 19202 270 22 22.0 -0.0 | 190 10 1.7 9.5 48 50 19507 255 15 14.5 3.9 | 156 15 -5.9 13.4 49 47 19812 265 27 26.9 2.4 | 209 14 6.5 11.8 50 41 20422 275 16 15.9 -1.4 | 151 9 -4.4 8.1 51 39 20726 265 13 13.0 1.1 | 145 13 -7.4 10.6 52 36 21031 325 11 6.3 -9.0 | 92 14 -14.0 0.5 53 34 21336 190 3 0.5 3.0 | 122 23 -19.8 12.4 54 32 21641 270 10 10.0 -0.0 | 132 14 -10.3 9.5 55 30 21946 280 11 10.8 -1.9 | 128 12 -9.5 7.6 56 25 22860 235 1 0.8 0.6 | 117 22 -19.5 10.0 57 13 25908 55 10 -8.2 -5.7 | 97 29 -28.5 3.7 58 12 26518 105 13 -12.6 3.4 | 111 35 -32.9 12.8 59 11 26822 80 11 -10.8 -1.9 | 104 32 -31.2 7.6 60 10 27127 60 13 -11.3 -6.5 | 95 32 -31.6 3.0 61 10 27432 110 12 -11.3 4.1 | 113 34 -31.6 13.6 62 9 27737 85 18 -17.9 -1.6 | 102 39 -38.3 7.9 63 9 28042 110 15 -14.1 5.1 | 113 37 -34.4 14.6 64 8 28346 95 15 -14.9 1.3 | 107 37 -35.3 10.8 65 8 28651 105 10 -9.7 2.6 | 112 32 -30.0 12.1 66 7 29261 110 20 -18.8 6.8 | 113 42 -39.1 16.3 67 6 29566 90 9 -9.0 0.0 | 108 31 -29.3 9.5 68 6 29870 100 13 -12.8 2.3 | 109 35 -33.2 11.7 69 6 30175 45 17 -12.0 -12.0 | 85 32 -32.4 -2.6 Wind Parameters Mean winds (0-6000m): 265.0 at 29.9 knts Storm direction: 295.0 at 22.4 knts Shear (0-3000m) pos: 1.3 neg: 5.4 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 106.4 deg Storm rel helicity (0-3000m) pos: 108.2 neg: -46.1 tot: 62.1 m^2/s^2 ave: 20.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.25 Bulk Shear: 119.10 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 ------------------------------------------------------------------------------- 500 345 11 86 17| 3.5 0.0 3.5| 14.5 -28.4 -13.8 -27.6 -0.28| 12.0 -3.3 1000 330 9 95 16| 1.8 4.0 5.8| 45.1 -28.4 16.7 16.7 0.13| 14.7 1.9 1500 306 11 104 11| 1.2 5.7 6.9| 64.4 -28.4 36.0 24.0 0.33| 13.0 4.2 2000 288 15 127 8| 0.9 6.8 7.7| 78.1 -32.8 45.3 22.6 0.34| 12.8 4.3 2500 277 17 156 8| 0.7 6.4 7.1| 92.7 -43.4 49.4 19.7 0.30| 11.9 3.5 3000 270 19 175 9| 1.3 5.4 6.7|108.2 -46.1 62.1 20.7 0.30| 11.1 3.3 4000 267 22 188 11| 1.5 5.1 6.6|130.0 -52.7 77.3 19.3 0.29| 10.1 2.9 5000 266 26 206 13| 1.5 4.1 5.5|186.2 -52.7 133.5 26.7 0.35| 9.3 3.3 6000 265 30 218 15| 1.2 4.1 5.4|188.5 -85.6 102.9 17.2 0.28| 8.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//COYU/skewt/COYU.skewt.20250419.00.gif