UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for CYEV... Searching the city database file for: CYEV ... Date:0000Z 16 APR 25 Station: CYEV WMO ident: 71957 Latitude: 68.30 Longitude: -133.48 Elevation: 68.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1002 68 -2.9 -6.7 75 3.8 -4.1 320 10 270.1 270.5 268.9 276.4 2.30 1 1000 120 -3.5 -6.9 77 3.4 -4.6 320 8 269.6 270.0 268.5 275.8 2.27 2 942 589 -7.5 -7.5 100 0.0 -7.5 3 8 270.2 270.6 269.0 276.5 2.30 3 933 664 -6.3 -7.3 93 1.0 -6.6 14 8 272.2 272.6 270.4 278.7 2.36 4 925 731 -6.7 -7.3 95 0.6 -6.9 25 7 272.5 272.9 270.5 279.0 2.38 5 897 971 -8.1 -8.2 99 0.1 -8.1 354 6 273.4 273.8 271.0 279.8 2.29 6 881 1111 -5.1 -7.2 85 2.1 -5.8 315 8 277.9 278.4 274.0 285.0 2.52 7 850 1392 -6.7 -8.8 85 2.1 -7.4 260 11 279.1 279.5 274.4 285.7 2.31 8 773 2126 -12.3 -12.3 100 0.0 -12.3 211 5 280.8 281.1 274.7 286.3 1.92 9 700 2877 -16.9 -19.9 77 3.0 -17.6 270 7 283.8 284.0 275.2 287.1 1.12 10 696 2920 -17.3 -20.4 77 3.1 -17.9 270 7 283.8 284.0 275.1 287.0 1.08 11 661 3304 -20.5 -22.3 85 1.8 -20.8 270 6 284.4 284.6 275.3 287.3 0.97 12 623 3740 -22.9 -28.9 58 6.0 -23.8 272 5 286.5 286.6 275.7 288.3 0.56 13 565 4448 -28.9 -33.3 66 4.4 -29.4 315 7 287.6 287.6 276.1 288.9 0.41 14 546 4691 -31.1 -36.1 61 5.0 -31.6 323 8 287.8 287.8 276.0 288.8 0.32 15 535 4835 -32.1 -44.1 29 12.0 -32.9 328 9 288.3 288.3 276.0 288.7 0.14 16 522 5009 -33.3 -50.3 17 17.0 -34.2 344 9 288.9 288.9 276.2 289.1 0.07 17 500 5310 -35.1 -43.1 44 8.0 -35.6 10 14 290.2 290.3 277.0 290.8 0.17 18 460 5885 -40.3 -46.3 53 6.0 -40.6 2 16 290.8 290.8 277.3 291.2 0.13 19 445 6111 -41.3 -58.3 14 17.0 -41.8 20 21 292.3 292.3 277.9 292.4 0.03 20 421 6486 -43.1 -56.1 23 13.0 -43.5 6 25 294.6 294.6 279.0 294.8 0.05 21 400 6830 -44.1 -58.1 20 14.0 -44.5 10 23 297.7 297.7 280.4 297.8 0.04 22 355 7620 -49.1 -61.1 23 12.0 -49.3 5 39 301.3 301.3 281.9 301.4 0.03 23 331 8078 -48.7 -67.7 9 19.0 -49.0 3 30 307.9 307.9 284.5 308.0 0.01 24 300 8720 -50.9 -73.9 5 23.0 -51.2 355 30 313.6 313.6 286.6 313.6 0.01 25 282 9124 -51.1 -76.1 4 25.0 -51.4 341 20 318.9 318.9 288.4 318.9 0.00 26 277 9241 -49.7 -75.7 3 26.0 -50.1 335 19 322.6 322.6 289.5 322.6 0.00 27 260 9655 -52.7 -76.7 4 24.0 -52.9 338 28 324.1 324.1 290.0 324.1 0.00 28 250 9910 -50.9 -77.9 3 27.0 -51.2 360 21 330.4 330.4 291.8 330.4 0.00 29 242 10122 -49.9 -78.9 2 29.0 -50.3 360 23 335.0 335.0 293.0 335.0 0.00 30 227 10539 -50.1 -80.1 2 30.0 -50.5 319 18 340.9 340.9 294.6 340.9 0.00 31 212 10986 -49.7 -80.7 1 31.0 -50.2 355 18 348.2 348.2 296.3 348.2 0.00 32 206 11175 -46.9 -80.9 1 34.0 -47.6 352 15 355.5 355.5 297.8 355.5 0.00 33 200 11370 -47.7 -80.7 1 33.0 -48.3 285 10 357.2 357.2 298.1 357.2 0.00 34 183 11951 -50.1 -82.1 1 32.0 -50.6 282 15 362.5 362.5 299.2 362.5 0.00 35 173 12317 -49.7 -82.7 1 33.0 -50.3 267 17 369.1 369.1 300.4 369.1 0.00 36 170 12431 -47.9 -81.9 1 34.0 -48.6 263 18 373.9 373.9 301.2 373.9 0.00 37 150 13250 -49.9 -82.9 1 33.0 -50.5 315 17 384.1 384.1 302.9 384.1 0.00 38 149 13294 -50.1 -83.1 1 33.0 -50.7 315 17 384.5 384.5 302.9 384.5 0.00 39 146 13428 -48.7 -82.7 1 34.0 -49.4 313 17 389.1 389.1 303.6 389.2 0.00 40 140 13704 -49.9 -82.9 1 33.0 -50.6 272 15 391.7 391.7 304.0 391.8 0.00 41 134 13993 -47.3 -82.3 1 35.0 -48.3 252 16 401.3 401.3 305.4 401.3 0.00 42 127 14346 -49.9 -83.9 1 34.0 -50.7 253 20 402.8 402.8 305.6 402.8 0.00 43 118 14828 -50.7 -83.7 1 33.0 -51.4 271 18 409.9 409.9 306.5 409.9 0.00 44 104 15660 -46.7 -82.7 1 36.0 -48.0 284 13 432.6 432.6 309.1 432.6 0.00 45 100 15920 -47.7 -83.7 1 36.0 -48.9 305 10 435.6 435.6 309.4 435.6 0.00 46 93 16399 -46.5 -83.5 1 37.0 -47.9 257 20 447.1 447.1 310.6 447.1 0.00 47 72 18085 -49.3 -85.3 1 36.0 -50.7 267 15 475.1 475.1 313.1 475.1 0.00 48 70 18270 -47.7 -84.7 1 37.0 -49.3 270 23 482.3 482.3 313.7 482.4 0.00 49 65 18760 -46.7 -84.7 1 38.0 -48.6 276 19 494.9 494.9 314.6 494.9 0.00 50 53 20100 -50.5 -85.5 1 35.0 -52.1 262 11 515.8 515.8 316.0 515.8 0.00 51 50 20480 -49.7 -85.7 1 36.0 -51.5 250 12 526.4 526.4 316.7 526.4 0.01 52 45 21171 -48.5 -85.5 1 37.0 -50.7 275 9 545.4 545.4 317.8 545.4 0.01 53 30 23830 -49.5 -86.5 1 37.0 -52.2 240 7 609.7 609.7 321.0 609.7 0.01 54 26 24764 -50.7 -86.7 1 36.0 -53.4 229 9 631.8 631.8 322.0 631.8 0.01 55 23 25568 -47.5 -86.5 0 39.0 -51.4 227 8 663.7 663.7 323.2 663.8 0.01 56 20 26490 -47.9 -85.9 0 38.0 -52.1 225 7 689.6 689.6 324.1 689.6 0.01 57 16 27950 -49.9 -86.9 1 37.0 -54.0 104 12 728.5 728.5 325.3 728.6 0.01 58 10 31050 -44.9 -84.9 0 40.0 -52.7 60 5 851.9 852.0 328.4 852.2 0.03 59 5.9 34608 -40.9 -81.9 0 41.0 -53.2 1008.1 1008.1 331.3 1009.0 0.08 60 4.4 36635 -33.7 -77.7 0 44.0 -52.3 1130.3 1130.4 333.1 1133.2 0.22 TRP 355 7620 -49.1 -61.1 23 12.0 -49.3 5 39 301.3 301.3 281.9 301.4 0.03 WND Sounding variables and indices 1000-500 mb thick: 5190.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 75.30 % Est. max temperature: 6.06 C = 42.91 F Sfc-Lift cond lev (LCL): 943.79 mb = 573.88 m = 1882.79 ft T: -7.37 C 700-500 lapse rate: 7.48 C/km ThetaE index: 0.54 C Layer 1000.0- 942.0 mb Conv cond level (CCL): 942.57 mb = 584.05 m = 1916.16 ft Mean mixing ratio: 2.31 g/kg Conv temperature: -2.77 C = 27.01 F Cap Strength: 10.04 C Lifted Index: 10.96 C Risk: None Lifted Index @300 mb: 25.78 C Lifted Index @700 mb: 7.81 C Showalter Index: 4.43 C Risk: None Total Totals Index: 54.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 26.30 C K Index: 16.60 Risk: < 20 % chance of thunderstorms Sweat Index: 150.00 Risk: None Energy Index: 1.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.22 J/kg Max Up Vert Vel: 6.20 m/s Conv Inhibition (B-): 76668.89 J/kg Cap Strength: 10.89 C Lift Cond Lev (LCL): 931.90 mb = 672.94 m = 2207.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 at 6 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 1002 68 320 10 6.4 -7.7 | 287 5 5.0 -1.6 1 1000 120 320 8 5.1 -6.1 | 271 4 3.7 -0.0 2 977 305 330 12 6.0 -10.4 | 313 6 4.6 -4.3 3 939 610 5 8 -0.7 -8.0 | 48 3 -2.1 -1.9 4 925 731 25 7 -3.0 -6.3 | 87 4 -4.4 -0.3 5 904 914 10 5 -0.9 -4.9 | 117 3 -2.3 1.2 6 869 1219 285 9 8.7 -2.3 | 243 8 7.3 3.8 7 850 1392 260 11 10.8 1.9 | 230 12 9.4 8.0 8 835 1524 260 11 10.8 1.9 | 230 12 9.4 8.0 9 803 1829 230 8 6.1 5.1 | 203 12 4.7 11.2 10 771 2134 210 5 2.5 4.3 | 186 10 1.1 10.4 11 741 2438 245 7 6.3 3.0 | 209 10 4.9 9.0 12 712 2743 265 3 3.0 0.3 | 194 7 1.6 6.4 13 700 2877 270 7 7.0 -0.0 | 223 8 5.6 6.1 14 628 3658 270 6 6.0 -0.0 | 217 8 4.6 6.1 15 602 3962 280 2 2.0 -0.3 | 186 6 0.6 5.7 16 578 4267 310 6 4.6 -3.9 | 235 4 3.2 2.2 17 531 4877 330 9 4.5 -7.8 | 299 4 3.1 -1.7 18 509 5182 5 10 -0.9 -10.0 | 30 4 -2.3 -3.9 19 500 5310 10 14 -2.4 -13.8 | 26 9 -3.8 -7.7 20 466 5791 355 14 1.2 -13.9 | 1 8 -0.2 -7.9 21 446 6096 20 21 -7.2 -19.7 | 32 16 -8.6 -13.6 22 426 6401 5 25 -2.2 -24.9 | 11 19 -3.6 -18.8 23 400 6830 10 23 -4.0 -22.7 | 18 17 -5.4 -16.6 24 389 7010 10 23 -4.0 -22.7 | 18 17 -5.4 -16.6 25 372 7315 350 30 5.2 -29.5 | 351 24 3.8 -23.5 26 355 7620 5 39 -3.4 -38.9 | 8 33 -4.8 -32.8 27 355 7620 360 43 -0.0 -43.0 | 2 37 -1.4 -36.9 28 339 7925 5 30 -2.6 -29.9 | 10 24 -4.0 -23.8 29 300 8720 355 30 2.6 -29.9 | 357 24 1.2 -23.8 30 281 9144 340 19 6.5 -17.9 | 337 13 5.1 -11.8 31 268 9449 325 19 10.9 -15.6 | 315 13 9.5 -9.5 32 256 9754 345 33 8.5 -31.9 | 345 27 7.1 -25.8 33 250 9910 360 21 -0.0 -21.0 | 5 15 -1.4 -14.9 34 244 10058 360 26 -0.0 -26.0 | 4 20 -1.4 -19.9 35 233 10363 360 14 -0.0 -14.0 | 10 8 -1.4 -7.9 36 223 10668 290 21 19.7 -7.2 | 273 18 18.3 -1.1 37 213 10973 355 18 1.6 -17.9 | 359 12 0.2 -11.8 38 203 11278 350 13 2.3 -12.8 | 353 7 0.9 -6.7 39 200 11370 285 10 9.7 -2.6 | 247 9 8.3 3.5 40 194 11582 285 10 9.7 -2.6 | 247 9 8.3 3.5 41 185 11887 285 15 14.5 -3.9 | 260 13 13.1 2.2 42 168 12497 260 18 17.7 3.1 | 241 19 16.3 9.2 43 161 12802 280 18 17.7 -3.1 | 260 17 16.3 3.0 44 153 13106 280 19 18.7 -3.3 | 261 18 17.3 2.8 45 150 13250 315 17 12.0 -12.0 | 299 12 10.6 -5.9 46 146 13411 315 17 12.0 -12.0 | 299 12 10.6 -5.9 47 140 13716 270 15 15.0 -0.0 | 246 15 13.6 6.1 48 133 14021 250 16 15.0 5.5 | 230 18 13.6 11.6 49 122 14630 255 23 22.2 6.0 | 240 24 20.8 12.0 50 116 14935 280 15 14.8 -2.6 | 255 14 13.4 3.5 51 111 15240 250 18 16.9 6.2 | 232 20 15.5 12.2 52 100 15920 305 10 8.2 -5.7 | 267 7 6.8 0.4 53 97 16154 305 10 8.2 -5.7 | 267 7 6.8 0.4 54 92 16459 245 23 20.8 9.7 | 231 25 19.4 15.8 55 88 16764 260 18 17.7 3.1 | 241 19 16.3 9.2 56 84 17069 235 10 8.2 5.7 | 210 14 6.8 11.8 57 80 17374 260 10 9.8 1.7 | 227 12 8.5 7.8 58 77 17678 245 14 12.7 5.9 | 223 16 11.3 12.0 59 73 17983 265 10 10.0 0.9 | 231 11 8.6 7.0 60 70 18270 270 23 23.0 -0.0 | 254 22 21.6 6.1 61 70 18288 240 16 13.9 8.0 | 221 19 12.5 14.1 62 67 18593 265 23 22.9 2.0 | 249 23 21.5 8.1 63 64 18898 285 16 15.5 -4.1 | 262 14 14.1 1.9 64 61 19202 295 10 9.1 -4.2 | 256 8 7.7 1.9 65 58 19507 240 1 0.9 0.5 | 175 7 -0.5 6.6 66 55 19812 225 10 7.1 7.1 | 203 14 5.7 13.2 67 53 20117 265 11 11.0 1.0 | 234 12 9.6 7.0 68 50 20422 275 15 14.9 -1.3 | 251 14 13.5 4.8 69 50 20480 250 12 11.3 4.1 | 224 14 9.9 10.2 70 48 20726 260 13 12.8 2.3 | 234 14 11.4 8.3 71 46 21031 270 10 10.0 -0.0 | 235 11 8.6 6.1 72 44 21336 280 8 7.9 -1.4 | 234 8 6.5 4.7 73 42 21641 215 10 5.7 8.2 | 197 15 4.3 14.3 74 38 22250 235 10 8.2 5.7 | 210 14 6.8 11.8 75 30 23830 240 7 6.1 3.5 | 206 11 4.7 9.6 76 29 24079 230 10 7.7 6.4 | 207 14 6.3 12.5 77 20 26490 225 7 4.9 4.9 | 198 12 3.6 11.0 78 17 27432 130 4 -3.1 2.6 | 153 10 -4.5 8.7 79 16 28042 100 13 -12.8 2.3 | 120 16 -14.2 8.3 80 15 28346 140 10 -6.4 7.7 | 150 16 -7.8 13.8 81 13 29566 135 10 -7.1 7.1 | 147 16 -8.5 13.2 82 11 30175 55 10 -8.2 -5.7 | 92 10 -9.6 0.4 83 10 31050 60 5 -4.3 -2.5 | 122 7 -5.7 3.6 Wind Parameters Mean winds (0-6000m): 317.1 at 8.3 knts Storm direction: 347.1 at 6.2 knts Shear (0-3000m) pos: 1.1 neg: 2.3 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -66.0 deg Storm rel helicity (0-3000m) pos: 28.3 neg: -40.1 tot: -11.8 m^2/s^2 ave: -3.9 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 12.56 Bulk Shear: 1.53 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 ------------------------------------------------------------------------------- 500 335 10 317 4| 6.7 0.0 6.7| 8.7 -0.2 8.4 16.9 0.76| 10.4 7.8 1000 348 8 349 2| 3.4 2.4 5.8| 12.8 -0.2 12.5 12.5 0.78| 11.1 8.6 1500 319 9 277 4| 2.2 5.2 7.4| 12.8 -12.6 0.1 0.1 0.34| 11.5 3.9 2000 297 9 251 7| 1.7 3.5 5.2| 12.8 -36.8 -24.0 -12.0 0.09| 10.7 1.0 2500 285 8 238 8| 1.3 2.8 4.1| 22.9 -38.3 -15.5 -6.2 0.14| 9.7 1.4 3000 282 8 233 8| 1.1 2.3 3.4| 28.3 -40.1 -11.8 -3.9 0.17| 9.0 1.5 4000 279 7 228 7| 1.1 1.7 2.9| 30.2 -47.1 -16.9 -4.2 0.10| 7.5 0.8 5000 291 7 235 6| 1.7 1.4 3.1| 40.1 -47.1 -7.0 -1.4 0.24| 7.1 1.7 6000 317 8 270 4| 2.5 1.2 3.7| 58.5 -54.5 4.1 0.7 0.23| 7.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//CYEV/skewt/CYEV.skewt.20250416.00.gif