UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for COYU... Searching the city database file for: COYU ... Date:1200Z 18 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 55 SFC 979 222 2.2 2.1 99 0.1 2.1 140 7 277.0 277.8 276.3 289.4 4.54 2 925 686 2.6 1.7 94 0.9 2.2 205 34 282.0 282.8 279.1 295.0 4.67 3 850 1371 0.8 0.8 100 0.0 0.8 240 32 287.0 287.8 281.5 300.5 4.77 4 700 2921 -4.1 -4.5 97 0.4 -4.3 245 26 297.9 298.7 285.2 309.7 3.91 5 500 5530 -17.3 -18.3 92 1.0 -17.6 255 26 311.9 312.3 288.1 317.9 1.81 6 400 7160 -29.5 -30.9 88 1.4 -29.7 255 44 316.6 316.8 288.5 319.2 0.73 7 300 9140 -45.9 -50.4 60 4.5 -46.1 255 76 320.7 320.7 289.1 321.1 0.13 8 250 10330 -56.3 -59.5 67 3.2 -56.3 255 92 322.4 322.4 289.5 322.6 0.05 9 220 11127 -61.3 -66.9 48 5.5 -61.4 255 106 326.6 326.6 290.7 326.7 0.02 10 203 11619 -64.5 -71.5 38 7.0 -64.6 265 89 329.2 329.2 291.5 329.3 0.01 11 200 11710 -63.3 -75.3 18 12.0 -63.4 265 87 332.5 332.5 292.4 332.5 0.01 12 150 13500 -55.7 -80.7 3 25.0 -56.1 280 54 374.1 374.1 301.3 374.1 0.00 13 100 16090 -54.1 -84.1 1 30.0 -54.7 270 26 423.2 423.2 308.1 423.2 0.00 TRP 203 11619 -64.5 -71.5 38 7.0 -64.6 265 89 329.2 329.2 291.5 329.3 0.01 WND 220 11127 -61.3 -66.9 48 5.5 -61.4 255 106 326.6 326.6 290.7 326.7 0.02 Sounding variables and indices 1000-500 mb thick: 5475.00 m Freezing level: 825.51 mb = 1624.06 m = 5328.22 ft Wetbulb zero: 826.74 mb = 1592.53 m = 5224.78 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 96.11 % Est. max temperature: 13.48 C = 56.27 F Sfc-Lift cond lev (LCL): 977.34 mb = 235.89 m = 773.92 ft T: 2.21 C 700-500 lapse rate: 5.06 C/km ThetaE index: 0.00 C Layer 979.0-166057796923399653706080487429850005504.0 mb Conv cond level (CCL): 979.00 mb = 222.00 m = 728.34 ft Mean mixing ratio: 4.65 g/kg Conv temperature: 2.42 C = 36.36 F Cap Strength: 8.74 C Lifted Index: 15.73 C Risk: None Lifted Index @300 mb: 18.77 C Lifted Index @700 mb: 8.74 C Showalter Index: 11.27 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 18.10 C Cross Totals Index: 18.10 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 156.95 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.97 J/kg Max Up Vert Vel: 7.87 m/s Conv Inhibition (B-): 14309.41 J/kg Cap Strength: 15.33 C Lift Cond Lev (LCL): 919.21 mb = 736.89 m = 2417.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 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 ---------------------------------------------------------- 0 979 222 140 7 -4.5 5.4 | 103 28 -27.0 6.2 1 969 305 170 10 -1.7 9.8 | 114 26 -24.2 10.7 2 934 610 190 28 4.9 27.6 | 148 33 -17.6 28.4 3 925 686 205 34 14.4 30.8 | 166 33 -8.1 31.6 4 899 914 215 29 16.6 23.8 | 167 25 -5.8 24.6 5 866 1219 235 32 26.2 18.4 | 191 20 3.7 19.2 6 850 1371 240 32 27.7 16.0 | 197 18 5.2 16.8 7 834 1524 240 34 29.4 17.0 | 201 19 7.0 17.8 8 803 1829 255 27 26.1 7.0 | 205 9 3.6 7.8 9 773 2134 265 24 23.9 2.1 | 206 3 1.4 2.9 10 744 2438 255 25 24.1 6.5 | 193 7 1.7 7.3 11 716 2743 245 21 19.0 8.9 | 160 10 -3.4 9.7 12 700 2921 245 26 23.6 11.0 | 185 12 1.1 11.8 13 637 3658 240 43 37.2 21.5 | 213 27 14.8 22.3 14 612 3962 235 39 31.9 22.4 | 202 25 9.5 23.2 15 588 4267 240 40 34.6 20.0 | 210 24 12.2 20.8 16 544 4877 255 29 28.0 7.5 | 214 10 5.5 8.3 17 503 5486 255 26 25.1 6.7 | 199 8 2.6 7.5 18 500 5530 255 26 25.1 6.7 | 199 8 2.6 7.5 19 463 6096 250 30 28.2 10.3 | 207 12 5.7 11.1 20 400 7160 255 44 42.5 11.4 | 239 23 20.0 12.2 21 374 7620 250 46 43.2 15.7 | 231 27 20.8 16.5 22 342 8230 250 45 42.3 15.4 | 231 26 19.8 16.2 23 300 9140 255 76 73.4 19.7 | 248 55 50.9 20.5 24 300 9144 255 73 70.5 18.9 | 248 52 48.0 19.7 25 250 10330 255 92 88.9 23.8 | 250 71 66.4 24.6 26 237 10668 255 98 94.7 25.4 | 250 77 72.2 26.2 27 220 11127 255 106 102.4 27.4 | 251 85 79.9 28.2 28 215 11278 255 106 102.4 27.4 | 251 85 79.9 28.2 29 203 11619 265 89 88.7 7.8 | 263 67 66.2 8.6 30 200 11710 265 87 86.7 7.6 | 263 65 64.2 8.4 31 176 12497 265 61 60.8 5.3 | 261 39 38.3 6.1 32 168 12802 270 71 71.0 -0.0 | 269 49 48.5 0.8 33 150 13500 280 54 53.2 -9.4 | 286 32 30.7 -8.6 34 138 14021 290 48 45.1 -16.4 | 305 27 22.6 -15.6 35 120 14935 290 36 33.8 -12.3 | 315 16 11.4 -11.5 36 114 15240 270 31 31.0 -0.0 | 265 9 8.5 0.8 37 104 15850 280 45 44.3 -7.8 | 288 23 21.8 -7.0 38 100 16090 270 26 26.0 -0.0 | 257 4 3.5 0.8 39 93 16459 270 26 26.0 -0.0 | 257 4 3.5 0.8 40 87 16764 265 33 32.9 2.9 | 250 11 10.4 3.7 41 77 17374 290 17 16.0 -5.8 | 52 8 -6.5 -5.0 42 72 17678 265 11 11.0 1.0 | 99 12 -11.5 1.8 43 60 18593 250 24 22.6 8.2 | 180 9 0.1 9.0 44 57 18898 255 26 25.1 6.7 | 199 8 2.6 7.5 45 53 19202 295 18 16.3 -7.6 | 42 9 -6.2 -6.8 46 47 19812 290 10 9.4 -3.4 | 79 13 -13.1 -2.6 47 44 20117 335 5 2.1 -4.5 | 80 21 -20.4 -3.7 48 35 21336 255 10 9.7 2.6 | 105 13 -12.8 3.4 49 24 23165 0 0 -0.0 -0.0 | 92 22 -22.5 0.8 50 20 24079 95 10 -10.0 0.9 | 93 32 -32.4 1.7 51 16 24994 60 10 -8.7 -5.0 | 82 31 -31.1 -4.2 52 15 25298 85 18 -17.9 -1.6 | 89 40 -40.4 -0.8 53 15 25603 70 13 -12.2 -4.4 | 84 35 -34.7 -3.6 54 14 25908 115 10 -9.1 4.2 | 99 32 -31.5 5.0 55 13 26213 95 10 -10.0 0.9 | 93 32 -32.4 1.7 56 11 26822 100 14 -13.8 2.4 | 95 36 -36.3 3.2 57 11 27127 120 15 -13.0 7.5 | 103 36 -35.5 8.3 58 10 27432 80 20 -19.7 -3.5 | 86 42 -42.2 -2.7 59 8 28346 105 21 -20.3 5.4 | 98 43 -42.8 6.2 60 8 28651 110 24 -22.6 8.2 | 101 46 -45.0 9.0 61 7 28956 155 16 -6.8 14.5 | 118 33 -29.2 15.3 62 7 29261 95 14 -13.9 1.2 | 93 36 -36.4 2.0 63 7 29566 95 19 -18.9 1.7 | 93 41 -41.4 2.5 64 6 29870 80 26 -25.6 -4.5 | 86 48 -48.1 -3.7 65 6 30175 75 18 -17.4 -4.7 | 84 40 -39.9 -3.8 Wind Parameters Mean winds (0-6000m): 242.1 at 30.0 knts Storm direction: 272.1 at 22.5 knts Shear (0-3000m) pos: 4.9 neg: 2.2 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 100.6 deg Storm rel helicity (0-3000m) pos: 373.0 neg: -12.1 tot: 360.9 m^2/s^2 ave: 120.3 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 16.0 stream: 8.7 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.40 Bulk Shear: 77.28 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 ------------------------------------------------------------------------------- 500 189 20 137 28| 32.0 0.0 32.0|263.9 0.0 263.9 527.8 0.96| 35.6 34.2 1000 208 25 155 26| 17.2 0.0 17.2|322.6 0.0 322.6 322.6 0.83| 26.7 22.2 1500 221 28 169 22| 11.1 0.0 11.1|343.2 0.0 343.2 228.8 0.75| 21.6 16.3 2000 230 27 175 18| 7.4 0.0 7.4|343.7 -0.5 343.2 171.6 0.65| 18.8 12.1 2500 235 27 177 16| 5.9 1.5 7.4|343.7 -12.1 331.5 132.6 0.51| 16.7 8.6 3000 237 27 179 15| 4.9 2.2 7.1|373.0 -12.1 360.9 120.3 0.54| 16.0 8.7 4000 237 30 189 17| 3.5 2.8 6.3|407.1 -40.8 366.2 91.6 0.48| 14.1 6.7 5000 240 30 193 17| 2.6 2.3 4.9|418.1 -44.4 373.7 74.7 0.42| 13.0 5.4 6000 242 30 195 15| 2.2 2.3 4.5|426.1 -46.6 379.4 63.2 0.41| 11.4 4.7 Wrote GIF file: /home/apache/climate/data/raob//COYU/skewt/COYU.skewt.20250418.12.gif