UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 17 APR 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 90 180 5 SFC 993 146 -3.7 -4.0 98 0.3 -3.8 180 5 270.0 270.5 269.7 277.7 2.86 2 983 226 -3.5 -4.4 93 0.9 -3.8 188 8 271.0 271.4 270.2 278.6 2.80 3 943 559 3.6 0.8 82 2.8 2.4 220 21 281.4 282.2 278.3 293.4 4.30 4 925 716 4.2 -0.8 70 5.0 2.0 235 27 283.6 284.3 278.9 294.6 3.90 5 896 975 5.2 0.2 70 5.0 2.9 239 29 287.2 288.0 281.1 299.6 4.33 6 891 1021 4.6 -1.4 65 6.0 2.0 239 29 287.1 287.7 280.5 298.2 3.87 7 850 1402 1.4 -3.5 70 4.9 -0.7 245 31 287.6 288.2 280.3 297.6 3.47 8 778 2109 -3.7 -7.8 73 4.1 -5.2 247 32 289.5 290.0 280.3 297.5 2.73 9 700 2940 -6.3 -21.3 29 15.0 -10.2 250 33 295.5 295.7 280.7 298.7 1.00 10 685 3109 -6.9 -21.9 29 15.0 -10.8 251 33 296.7 296.9 281.2 299.8 0.97 11 574 4464 -14.7 -24.7 42 10.0 -16.9 256 35 302.9 303.1 283.7 305.9 0.90 12 564 4596 -16.1 -27.1 38 11.0 -18.3 256 35 302.8 302.9 283.5 305.2 0.74 13 500 5490 -22.3 -33.3 36 11.0 -23.9 260 36 305.9 305.9 284.4 307.4 0.46 14 441 6405 -28.9 -40.9 31 12.0 -30.1 268 34 308.7 308.7 285.1 309.6 0.24 15 400 7100 -33.5 -39.5 55 6.0 -34.1 275 33 311.4 311.5 286.2 312.6 0.31 16 365 7737 -37.9 -41.8 67 3.9 -38.2 277 33 313.8 313.9 287.0 314.8 0.27 17 352 7986 -39.3 -44.3 59 5.0 -39.6 277 33 315.2 315.3 287.4 316.0 0.21 18 300 9060 -47.9 -53.9 50 6.0 -48.1 280 33 317.8 317.9 288.1 318.2 0.08 19 253 10164 -56.9 -63.9 41 7.0 -57.0 280 43 320.4 320.4 288.9 320.5 0.03 20 250 10240 -57.1 -64.1 41 7.0 -57.2 280 44 321.2 321.2 289.1 321.3 0.03 21 228 10818 -60.3 -68.3 34 8.0 -60.4 275 44 324.9 324.9 290.2 324.9 0.02 22 222 10984 -59.9 -67.9 34 8.0 -60.0 275 43 328.0 328.0 291.2 328.0 0.02 23 200 11640 -56.7 -67.7 24 11.0 -56.9 275 40 343.0 343.0 295.1 343.1 0.02 24 180 12320 -50.1 -68.1 10 18.0 -50.6 277 39 364.2 364.3 299.5 364.3 0.02 25 171 12655 -50.7 -70.7 8 20.0 -51.2 278 39 368.6 368.6 300.4 368.7 0.02 26 150 13510 -50.7 -73.7 5 23.0 -51.2 280 38 382.7 382.7 302.7 382.8 0.01 27 100 16140 -51.9 -74.9 5 23.0 -52.7 270 25 427.4 427.5 308.6 427.5 0.01 28 99 16205 -53.1 -76.1 4 23.0 -53.8 271 25 426.4 426.4 308.4 426.4 0.01 29 70 18440 -52.3 -76.3 4 24.0 -53.3 300 19 472.5 472.5 312.8 472.6 0.02 30 53 20236 -53.7 -76.7 4 23.0 -54.8 341 12 508.4 508.4 315.5 508.5 0.02 31 50 20610 -54.1 -76.1 5 22.0 -55.2 350 11 516.0 516.0 316.1 516.1 0.02 32 37 22553 -50.3 -73.3 5 23.0 -52.3 335 11 572.1 572.2 319.3 572.5 0.05 33 30 23910 -53.3 -75.3 5 22.0 -55.1 325 11 599.3 599.4 320.6 599.7 0.05 34 28 24354 -54.3 -78.3 4 24.0 -56.1 341 12 608.5 608.5 321.0 608.7 0.03 35 20 26530 -51.3 -75.3 4 24.0 -54.3 60 15 679.1 679.2 323.7 679.7 0.07 36 18 27218 -49.1 -73.1 4 24.0 -52.9 706.9 706.9 324.7 707.8 0.11 37 12 29871 -50.5 -74.5 4 24.0 -55.1 788.8 788.9 327.0 790.1 0.13 TRP 228 10818 -60.3 -68.3 34 8.0 -60.4 275 44 324.9 324.9 290.2 324.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5400.00 m Freezing level: Surface below freezing Freezing level: 963.28 mb = 390.12 m = 1279.90 ft Freezing level: 830.24 mb = 1595.98 m = 5236.08 ft Wetbulb zero: Below ground Precipitable water: 0.45 inches Sfc-500 mean rel hum: 52.08 % Est. max temperature: 14.07 C = 57.32 F Sfc-Lift cond lev (LCL): 988.15 mb = 184.40 m = 604.98 ft T: -3.60 C 700-500 lapse rate: 6.27 C/km ThetaE index: 2.06 C Layer 891.0- 700.0 mb Conv cond level (CCL): 993.00 mb = 145.61 m = 477.72 ft Mean mixing ratio: 3.77 g/kg Conv temperature: -0.29 C = 31.47 F Cap Strength: 12.58 C Lifted Index: 13.60 C Risk: None Lifted Index @300 mb: 19.46 C Lifted Index @700 mb: 9.03 C Showalter Index: 8.32 C Risk: None Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.80 C K Index: 5.20 Risk: None Sweat Index: 155.35 Risk: None Energy Index: 2.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.68 J/kg Max Up Vert Vel: 11.97 m/s Conv Inhibition (B-): 59009.25 J/kg Cap Strength: 13.42 C Lift Cond Lev (LCL): 898.57 mb = 951.94 m = 3123.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 24 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 ---------------------------------------------------------- 0 993 146 180 5 0.0 5.0 | 113 25 -23.3 9.7 1 925 716 235 27 22.1 15.5 | 177 20 -1.2 20.2 2 850 1402 245 31 28.1 13.1 | 195 18 4.8 17.8 3 700 2940 250 33 31.0 11.3 | 206 18 7.7 16.0 4 500 5490 260 36 35.5 6.3 | 228 16 12.2 11.0 5 400 7100 275 33 32.9 -2.9 | 259 10 9.6 1.9 6 300 9060 280 33 32.5 -5.7 | 276 9 9.2 -1.0 7 250 10240 280 44 43.3 -7.6 | 278 20 20.1 -2.9 8 228 10818 275 44 43.8 -3.8 | 267 21 20.6 0.9 9 200 11640 275 40 39.8 -3.5 | 266 17 16.6 1.3 10 150 13510 280 38 37.4 -6.6 | 277 14 14.2 -1.9 11 100 16140 270 25 25.0 -0.0 | 200 5 1.7 4.7 12 70 18440 300 19 16.5 -9.5 | 55 8 -6.8 -4.8 13 50 20610 350 11 1.9 -10.8 | 74 22 -21.4 -6.1 14 30 23910 325 11 6.3 -9.0 | 76 17 -17.0 -4.3 15 20 26530 60 15 -13.0 -7.5 | 86 36 -36.3 -2.8 Wind Parameters Mean winds (0-6000m): 251.5 at 31.7 knts Storm direction: 281.5 at 23.7 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 94.7 deg Storm rel helicity (0-3000m) pos: 216.3 neg: 0.0 tot: 216.3 m^2/s^2 ave: 72.1 10^-3 m/s^2 rel: 0.97 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 6.3 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 1.42 Bulk Shear: 50.55 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 ------------------------------------------------------------------------------- 500 226 15 139 20| 21.9 0.0 21.9|144.9 0.0 144.9 289.7 0.98| 23.9 23.3 1000 234 21 160 18| 14.1 0.0 14.1|185.9 0.0 185.9 185.9 0.97| 16.1 15.6 1500 238 24 172 18| 10.2 0.0 10.2|200.4 0.0 200.4 133.6 0.97| 11.7 11.4 2000 241 26 178 18| 7.8 0.0 7.8|205.6 0.0 205.6 102.8 0.97| 9.1 8.8 2500 243 27 184 17| 6.4 0.0 6.4|210.8 0.0 210.8 84.3 0.97| 7.5 7.3 3000 244 28 187 17| 5.5 0.0 5.5|216.3 0.0 216.3 72.1 0.97| 6.5 6.3 4000 247 30 193 17| 4.3 0.0 4.3|227.8 0.0 227.8 57.0 0.97| 5.2 5.0 5000 249 31 199 17| 3.6 0.0 3.6|239.5 0.0 239.5 47.9 0.97| 4.4 4.3 6000 252 32 205 16| 3.0 0.0 3.0|254.0 0.0 254.0 42.3 0.95| 4.1 3.9 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20250417.00.gif