UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 30 APR 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1015 0 -15.5 -18.7 76 3.2 -16.0 210 5 256.6 256.7 256.2 258.9 0.86 1 1000 113 -14.5 -19.2 67 4.7 -15.3 185 3 258.6 258.8 257.8 260.9 0.84 2 980 267 -12.9 -16.9 72 4.0 -13.7 180 7 261.8 261.9 260.7 264.6 1.04 3 976 298 -10.7 -14.6 73 3.9 -11.6 179 7 264.3 264.5 263.0 267.7 1.26 4 960 427 -4.5 -8.4 74 3.9 -5.7 175 10 271.8 272.2 269.7 277.6 2.11 5 937 618 -2.9 -8.9 63 6.0 -4.8 168 15 275.3 275.7 271.8 281.1 2.08 6 925 720 -3.7 -9.7 63 6.0 -5.6 165 17 275.5 275.9 271.8 281.1 1.98 7 871 1193 -6.1 -20.1 32 14.0 -9.4 176 14 277.8 278.0 271.4 280.4 0.89 8 850 1384 -6.9 -16.9 45 10.0 -9.4 180 13 278.9 279.1 272.5 282.4 1.20 9 811 1749 -7.9 -23.9 26 16.0 -11.3 181 13 281.6 281.7 273.3 283.7 0.68 10 700 2879 -14.1 -30.1 24 16.0 -16.7 185 11 286.9 286.9 275.7 288.3 0.45 11 573 4368 -23.1 -35.1 32 12.0 -24.6 173 10 293.2 293.3 278.8 294.3 0.34 12 500 5350 -30.3 -45.3 22 15.0 -31.4 165 9 296.1 296.1 279.8 296.6 0.13 13 400 6900 -40.7 -56.7 16 16.0 -41.3 165 7 302.1 302.1 282.3 302.3 0.04 14 373 7372 -43.7 -58.7 17 15.0 -44.2 235 9 304.2 304.2 283.1 304.4 0.04 15 339 8010 -46.5 -61.5 17 15.0 -46.9 330 11 308.8 308.8 284.9 308.9 0.03 16 329 8209 -46.9 -61.9 16 15.0 -47.3 332 13 310.9 310.9 285.7 311.0 0.03 17 300 8820 -46.9 -62.9 14 16.0 -47.3 340 19 319.3 319.3 288.5 319.4 0.03 18 250 10030 -48.3 -64.3 14 16.0 -48.7 345 19 334.3 334.3 292.9 334.4 0.03 19 244 10189 -49.1 -66.1 12 17.0 -49.5 346 19 335.4 335.4 293.2 335.5 0.02 20 200 11490 -48.9 -67.9 9 19.0 -49.4 355 15 355.3 355.3 297.8 355.4 0.02 21 150 13380 -49.1 -69.1 8 20.0 -49.8 10 17 385.5 385.5 303.1 385.6 0.02 22 100 16030 -50.1 -72.1 6 22.0 -51.0 25 13 430.9 430.9 309.0 431.0 0.02 23 70 18350 -49.7 -72.7 5 23.0 -51.0 35 11 478.1 478.1 313.3 478.2 0.03 24 50 20550 -49.5 -72.5 5 23.0 -51.2 40 11 526.8 526.8 316.8 527.1 0.04 25 48 20817 -50.7 -73.7 5 23.0 -52.3 42 11 530.1 530.2 316.9 530.4 0.04 26 37 22528 -47.5 -71.5 5 24.0 -50.1 52 7 579.3 579.4 319.6 579.8 0.07 27 30 23910 -49.3 -73.3 4 24.0 -52.0 60 5 610.2 610.3 321.1 610.7 0.06 28 28 24361 -50.3 -74.3 4 24.0 -52.8 619.6 619.6 321.5 620.1 0.06 29 22 25945 -47.5 -72.5 4 25.0 -51.4 672.2 672.2 323.5 673.0 0.10 TRP 339 8010 -46.5 -61.5 17 15.0 -46.9 330 11 308.8 308.8 284.9 308.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5237.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 35.43 % Est. max temperature: 6.16 C = 43.09 F Sfc-Lift cond lev (LCL): 963.37 mb = 399.34 m = 1310.17 ft T: -5.81 C 700-500 lapse rate: 6.56 C/km ThetaE index: 0.71 C Layer 925.0- 850.0 mb Conv cond level (CCL): 1000.00 mb = 113.00 m = 370.73 ft Mean mixing ratio: 1.55 g/kg Conv temperature: -10.64 C = 12.84 F Cap Strength: 18.48 C Lifted Index: 19.90 C Risk: None Lifted Index @300 mb: 33.41 C Lifted Index @700 mb: 14.71 C Showalter Index: 11.75 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 13.40 C K Index: -9.50 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 93.62 J/kg Max Up Vert Vel: 13.68 m/s Conv Inhibition (B-): 63080.67 J/kg Cap Strength: 19.83 C Lift Cond Lev (LCL): 902.75 mb = 911.52 m = 2990.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 206 at 8 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 1015 0 210 5 2.5 4.3 | 18 3 -1.0 -2.9 1 1000 113 185 3 0.3 3.0 | 37 5 -3.2 -4.3 2 925 720 165 17 -4.4 16.4 | 139 12 -7.9 9.1 3 850 1384 180 13 0.0 13.0 | 149 7 -3.5 5.7 4 700 2879 185 11 1.0 11.0 | 146 4 -2.5 3.7 5 500 5350 165 9 -2.3 8.7 | 104 6 -5.8 1.4 6 400 6900 165 7 -1.8 6.8 | 84 5 -5.3 -0.5 7 339 8010 330 11 5.5 -9.5 | 353 17 2.0 -16.8 8 300 8820 340 19 6.5 -17.9 | 353 25 3.0 -25.1 9 250 10030 345 19 4.9 -18.4 | 357 26 1.4 -25.6 10 200 11490 355 15 1.3 -14.9 | 6 22 -2.2 -22.2 11 150 13380 10 17 -3.0 -16.7 | 15 25 -6.4 -24.0 12 100 16030 25 13 -5.5 -11.8 | 25 21 -9.0 -19.1 13 70 18350 35 11 -6.3 -9.0 | 31 19 -9.8 -16.3 14 50 20550 40 11 -7.1 -8.4 | 34 19 -10.5 -15.7 15 30 23910 60 5 -4.3 -2.5 | 39 13 -7.8 -9.8 Wind Parameters Mean winds (0-6000m): 175.5 at 10.8 knts Storm direction: 205.5 at 8.1 knts Shear (0-3000m) pos: 0.9 neg: 2.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 124.7 deg Storm rel helicity (0-3000m) pos: 16.0 neg: -0.6 tot: 15.4 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 41.88 Bulk Shear: 2.24 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 ------------------------------------------------------------------------------- 500 178 7 80 4| 0.0 8.8 8.8| 9.4 0.0 9.4 18.8 0.75| 11.7 8.8 1000 169 11 122 7| 0.0 6.1 6.1| 14.4 0.0 14.4 14.4 0.57| 9.4 5.4 1500 172 12 131 7| 1.1 4.1 5.2| 16.0 -0.0 16.0 10.7 0.52| 7.4 3.8 2000 174 12 135 7| 1.0 3.0 4.1| 16.0 -0.1 15.9 7.9 0.50| 5.8 2.9 2500 176 12 137 6| 1.0 2.4 3.4| 16.0 -0.2 15.7 6.3 0.48| 4.8 2.3 3000 177 12 139 6| 0.9 2.0 2.9| 16.0 -0.6 15.4 5.1 0.45| 4.1 1.8 4000 178 12 138 6| 0.7 1.5 2.2| 16.0 -2.6 13.3 3.3 0.36| 3.3 1.2 5000 177 11 134 6| 0.5 1.2 1.7| 16.0 -4.7 11.3 2.3 0.28| 2.8 0.8 6000 176 11 129 6| 0.5 0.9 1.4| 16.0 -6.6 9.4 1.6 0.23| 2.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250430.12.gif