UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for U4507... Searching the city database file for: U4507 ... Date:1200Z 24 APR 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 983 190 -5.3 -14.3 49 9.0 -7.6 250 9 269.2 269.4 266.5 272.7 1.28 2 925 662 -10.7 -19.7 48 9.0 -12.5 255 29 268.4 268.5 265.2 270.8 0.87 3 880 1043 -14.5 -22.5 51 8.0 -15.9 264 29 268.3 268.4 264.8 270.3 0.71 4 850 1304 -16.9 -23.9 55 7.0 -18.0 270 29 268.4 268.5 264.8 270.3 0.65 5 789 1857 -20.9 -26.9 59 6.0 -21.7 266 27 269.9 270.0 265.7 271.5 0.54 6 759 2143 -19.9 -24.8 65 4.9 -20.7 264 26 274.0 274.1 268.7 276.0 0.67 7 700 2739 -22.7 -27.1 67 4.4 -23.3 260 23 277.3 277.4 270.6 279.1 0.59 8 687 2876 -23.3 -27.7 67 4.4 -23.9 261 24 278.2 278.3 271.1 279.9 0.57 9 575 4152 -33.1 -37.4 65 4.3 -33.4 275 33 281.2 281.3 272.3 282.1 0.27 10 500 5120 -39.7 -44.0 63 4.3 -39.9 285 40 284.6 284.7 274.1 285.1 0.15 11 492 5230 -40.5 -44.7 64 4.2 -40.7 279 39 285.0 285.0 274.3 285.5 0.15 12 461 5674 -39.3 -43.9 62 4.6 -39.5 254 34 291.8 291.9 277.9 292.4 0.17 13 443 5945 -40.9 -45.5 61 4.6 -41.1 239 31 293.1 293.2 278.4 293.7 0.15 14 401 6623 -39.7 -45.7 53 6.0 -40.1 201 23 303.2 303.2 282.9 303.7 0.16 15 400 6640 -39.9 -45.9 53 6.0 -40.2 200 23 303.1 303.2 282.9 303.7 0.16 16 363 7302 -42.9 -48.9 52 6.0 -43.2 200 24 307.7 307.7 284.6 308.1 0.12 17 318 8203 -40.5 -48.5 42 8.0 -41.0 200 26 322.9 322.9 289.8 323.4 0.15 18 300 8600 -41.9 -49.9 41 8.0 -42.3 200 27 326.3 326.3 290.8 326.8 0.13 19 250 9830 -42.7 -52.7 33 10.0 -43.3 205 15 342.6 342.6 295.0 343.1 0.12 20 203 11221 -45.3 -56.3 28 11.0 -45.9 200 21 359.5 359.5 298.7 359.9 0.09 21 200 11320 -44.5 -55.5 28 11.0 -45.1 200 21 362.3 362.3 299.2 362.8 0.10 22 173 12297 -43.1 -55.1 26 12.0 -43.9 200 16 380.0 380.0 302.3 380.5 0.13 23 150 13250 -47.9 -60.9 21 13.0 -48.6 200 11 387.5 387.5 303.5 387.9 0.07 24 149 13294 -48.3 -61.3 21 13.0 -48.9 205 13 387.6 387.6 303.5 387.9 0.07 25 136 13897 -45.3 -59.3 19 14.0 -46.2 213 11 403.1 403.2 305.7 403.6 0.09 26 100 15930 -47.9 -62.9 16 15.0 -48.8 240 5 435.2 435.2 309.4 435.6 0.08 27 70 18270 -48.7 -64.7 14 16.0 -50.0 155 7 480.2 480.2 313.5 480.7 0.09 28 50 20490 -47.7 -64.7 12 17.0 -49.6 160 5 531.1 531.1 317.1 531.9 0.13 29 30 23830 -49.5 -67.5 10 18.0 -51.9 150 11 609.7 609.7 321.1 610.8 0.14 30 27 24518 -50.9 -68.9 10 18.0 -53.2 624.4 624.5 321.7 625.4 0.13 31 20 26486 -47.7 -66.7 9 19.0 -51.5 690.2 690.3 324.2 692.3 0.24 TRP 149 13294 -48.3 -61.3 21 13.0 -48.9 205 13 387.6 387.6 303.5 387.9 0.07 WND Sounding variables and indices 1000-500 mb thick: 5065.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 60.95 % Est. max temperature: -5.61 C = 21.90 F Sfc-Lift cond lev (LCL): 851.93 mb = 1286.94 m = 4222.18 ft T: -16.74 C 700-500 lapse rate: 7.14 C/km ThetaE index: 2.43 C Layer 925.0- 789.0 mb Conv cond level (CCL): 797.58 mb = 1776.84 m = 5829.45 ft Mean mixing ratio: 0.95 g/kg Conv temperature: -4.74 C = 23.47 F Cap Strength: 8.95 C Lifted Index: 11.14 C Risk: None Lifted Index @300 mb: 39.00 C Lifted Index @700 mb: 6.75 C Showalter Index: 11.90 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 15.80 C K Index: -5.50 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.57 J/kg Max Up Vert Vel: 3.34 m/s Conv Inhibition (B-): 64261.20 J/kg Cap Strength: 11.08 C Lift Cond Lev (LCL): 811.86 mb = 1645.03 m = 5397.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 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 ---------------------------------------------------------- 0 983 190 250 9 8.5 3.1 | 141 17 -11.0 13.6 1 925 662 255 29 28.0 7.5 | 205 20 8.5 18.0 2 850 1304 270 29 29.0 -0.0 | 222 14 9.5 10.5 3 700 2739 260 23 22.7 4.0 | 192 15 3.2 14.5 4 500 5120 285 40 38.6 -10.4 | 270 19 19.2 0.2 5 400 6640 200 23 7.9 21.6 | 160 34 -11.6 32.1 6 300 8600 200 27 9.2 25.4 | 164 37 -10.2 35.9 7 250 9830 205 15 6.3 13.6 | 151 27 -13.1 24.1 8 200 11320 200 21 7.2 19.7 | 158 33 -12.3 30.2 9 150 13250 200 11 3.8 10.3 | 143 26 -15.7 20.8 10 149 13294 205 13 5.5 11.8 | 148 26 -14.0 22.3 11 100 15930 240 5 4.3 2.5 | 131 20 -15.1 13.0 12 70 18270 155 7 -3.0 6.3 | 127 28 -22.4 16.8 13 50 20490 160 5 -1.7 4.7 | 126 26 -21.2 15.2 14 30 23830 150 11 -5.5 9.5 | 129 32 -25.0 20.0 Wind Parameters Mean winds (0-6000m): 268.4 at 29.5 knts Storm direction: 298.4 at 22.1 knts Shear (0-3000m) pos: 4.1 neg: 1.1 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 66.2 deg Storm rel helicity (0-3000m) pos: 121.5 neg: -27.1 tot: 94.4 m^2/s^2 ave: 31.5 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 17.91 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 ------------------------------------------------------------------------------- 500 254 20 178 16| 20.6 0.0 20.6| 87.0 0.0 87.0 174.0 0.96| 20.8 19.9 1000 258 24 196 16| 10.6 0.0 10.6|104.7 0.0 104.7 104.7 0.89| 13.4 11.9 1500 262 26 203 15| 7.1 0.6 7.6|107.8 -7.4 100.4 66.9 0.75| 10.0 7.6 2000 263 26 205 15| 5.3 1.0 6.3|107.8 -17.3 90.5 45.2 0.61| 8.2 5.0 2500 263 26 203 15| 4.2 1.4 5.6|107.8 -27.1 80.7 32.3 0.49| 7.1 3.5 3000 263 25 203 15| 4.1 1.1 5.2|121.5 -27.1 94.4 31.5 0.54| 6.5 3.5 4000 265 26 209 14| 4.1 0.8 5.0|156.4 -27.1 129.4 32.3 0.62| 6.0 3.8 5000 270 29 222 14| 4.0 0.7 4.6|193.3 -39.8 153.5 30.7 0.60| 6.0 3.6 6000 268 29 221 15| 3.3 3.3 6.6|193.3-244.9 -51.6 -8.6 0.02| 8.0 0.2 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20250424.12.gif