UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 21 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 89 0 0 SFC 996 122 6.4 5.6 95 0.8 6.0 0 0 279.9 280.8 279.3 295.5 5.73 2 990 171 4.6 2.3 85 2.3 3.5 355 1 278.5 279.3 277.2 291.1 4.56 3 925 721 1.8 0.3 90 1.5 1.1 295 7 281.1 281.9 278.1 292.9 4.22 4 874 1178 0.0 -1.8 88 1.8 -0.7 282 15 283.9 284.5 279.0 294.7 3.83 5 850 1401 0.0 -1.8 88 1.8 -0.8 275 19 286.1 286.8 280.2 297.4 3.94 6 777 2119 -0.9 -4.6 76 3.7 -2.4 270 28 292.6 293.2 282.5 302.9 3.49 7 700 2945 -5.5 -9.8 72 4.3 -7.1 265 38 296.4 296.9 283.1 304.3 2.59 8 548 4826 -15.9 -19.5 74 3.6 -16.9 261 47 305.5 305.8 285.4 310.3 1.49 9 500 5510 -21.1 -27.1 58 6.0 -22.2 260 50 307.3 307.5 285.4 310.1 0.83 10 400 7120 -33.1 -39.1 55 6.0 -33.7 255 48 312.0 312.0 286.4 313.1 0.32 11 300 9080 -47.7 -58.7 27 11.0 -48.0 255 54 318.1 318.1 288.2 318.3 0.05 12 250 10260 -56.3 -66.3 27 10.0 -56.5 255 64 322.4 322.4 289.5 322.4 0.02 13 246 10362 -56.9 -66.9 27 10.0 -57.1 255 64 323.0 323.0 289.7 323.0 0.02 14 240 10518 -55.7 -65.7 28 10.0 -55.9 257 65 327.1 327.1 290.9 327.1 0.02 15 232 10733 -55.9 -65.3 30 9.4 -56.1 260 66 329.9 329.9 291.7 330.0 0.03 16 227 10870 -56.1 -65.1 31 9.0 -56.2 260 64 331.7 331.7 292.2 331.8 0.03 17 217 11157 -53.3 -63.3 29 10.0 -53.5 260 59 340.3 340.3 294.4 340.5 0.04 18 204 11553 -53.7 -63.7 28 10.0 -53.9 260 52 345.8 345.8 295.7 345.9 0.04 19 200 11680 -53.3 -64.3 25 11.0 -53.5 260 50 348.4 348.4 296.3 348.5 0.03 20 159 13177 -49.3 -64.3 16 15.0 -49.8 268 42 378.8 378.8 302.1 379.0 0.04 21 150 13560 -49.7 -66.7 12 17.0 -50.3 270 40 384.4 384.4 303.0 384.6 0.03 22 134 14296 -49.3 -67.3 10 18.0 -50.0 271 38 397.7 397.8 304.9 397.9 0.03 23 124 14800 -52.1 -71.1 8 19.0 -52.7 272 37 401.6 401.6 305.5 401.7 0.02 24 116 15229 -53.9 -73.9 7 20.0 -54.4 273 36 406.0 406.0 306.0 406.1 0.01 25 100 16180 -53.7 -73.7 7 20.0 -54.3 275 33 424.0 424.0 308.2 424.1 0.02 26 70 18480 -53.9 -75.9 5 22.0 -54.7 280 25 469.1 469.1 312.5 469.2 0.02 27 50 20630 -53.9 -75.9 5 22.0 -55.0 285 21 516.5 516.5 316.1 516.6 0.03 28 30 23900 -55.7 -78.7 4 23.0 -57.1 315 17 592.8 592.8 320.3 593.0 0.03 29 20 26480 -56.1 -79.1 4 23.0 -58.0 330 17 664.5 664.5 323.2 664.8 0.04 30 13 29231 -55.3 -79.3 4 24.0 -58.2 342 26 754.3 754.4 326.1 754.9 0.06 31 10 30920 -52.3 -76.3 4 24.0 -56.8 350 31 824.3 824.4 327.8 825.5 0.12 32 9.1 31532 -50.9 -74.9 4 24.0 -56.1 852.2 852.3 328.5 853.9 0.16 33 8.0 32376 -48.3 -73.3 4 25.0 -55.1 894.6 894.7 329.4 897.2 0.24 34 7.9 32459 -46.1 -72.1 4 26.0 -53.9 906.6 906.7 329.6 909.8 0.29 35 6.9 33363 -44.1 -70.1 4 26.0 -53.4 950.6 950.9 330.4 955.8 0.44 TRP 246 10362 -56.9 -66.9 27 10.0 -57.1 255 64 323.0 323.0 289.7 323.0 0.02 WND 232 10733 -55.9 -65.3 30 9.4 -56.1 260 66 329.9 329.9 291.7 330.0 0.03 Sounding variables and indices 1000-500 mb thick: 5421.00 m Freezing level: 850.00 mb = 1401.00 m = 4596.40 ft Wetbulb zero: 894.18 mb = 993.81 m = 3260.48 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 76.70 % Est. max temperature: 13.00 C = 55.41 F Sfc-Lift cond lev (LCL): 983.90 mb = 221.17 m = 725.61 ft T: 4.35 C 700-500 lapse rate: 6.08 C/km ThetaE index: 4.49 C Layer 990.0- 925.0 mb Conv cond level (CCL): 756.85 mb = 2327.00 m = 7634.43 ft Mean mixing ratio: 4.35 g/kg Conv temperature: 20.09 C = 68.17 F Cap Strength: 12.73 C Lifted Index: 13.27 C Risk: None Lifted Index @300 mb: 18.20 C Lifted Index @700 mb: 8.48 C Showalter Index: 9.70 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 19.30 C K Index: 15.00 Risk: < 20 % chance of thunderstorms Sweat Index: 88.00 Risk: None Energy Index: 2.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.63 J/kg Max Up Vert Vel: 5.22 m/s Conv Inhibition (B-): 75135.88 J/kg Cap Strength: 13.18 C Lift Cond Lev (LCL): 919.07 mb = 772.74 m = 2535.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 25 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 ---------------------------------------------------------- 0 996 122 0 0 -0.0 -0.0 | 114 25 -22.8 10.2 1 925 721 295 7 6.3 -3.0 | 114 18 -16.5 7.3 2 850 1401 275 19 18.9 -1.7 | 155 9 -3.9 8.6 3 700 2945 265 38 37.9 3.3 | 228 20 15.0 13.5 4 500 5510 260 50 49.2 8.7 | 234 32 26.4 18.9 5 400 7120 255 48 46.4 12.4 | 226 33 23.5 22.6 6 300 9080 255 54 52.2 14.0 | 230 38 29.3 24.2 7 250 10260 255 64 61.8 16.6 | 236 47 39.0 26.8 8 246 10362 255 64 61.8 16.6 | 236 47 39.0 26.8 9 232 10733 260 66 65.0 11.5 | 243 47 42.2 21.7 10 200 11680 260 50 49.2 8.7 | 234 32 26.4 18.9 11 150 13560 270 40 40.0 -0.0 | 239 20 17.2 10.2 12 100 16180 275 33 32.9 -2.9 | 234 12 10.0 7.3 13 70 18480 280 25 24.6 -4.3 | 197 6 1.8 5.9 14 50 20630 285 21 20.3 -5.4 | 152 5 -2.5 4.8 15 30 23900 315 17 12.0 -12.0 | 80 11 -10.8 -1.8 16 20 26480 330 17 8.5 -14.7 | 73 15 -14.3 -4.5 17 10 30920 350 31 5.4 -30.5 | 41 27 -17.4 -20.3 Wind Parameters Mean winds (0-6000m): 264.1 at 33.3 knts Storm direction: 294.1 at 25.0 knts Shear (0-3000m) pos: 0.0 neg: 6.7 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 77.0 neg: -13.3 tot: 63.7 m^2/s^2 ave: 21.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 125.82 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 ------------------------------------------------------------------------------- 500 293 3 114 22| 0.0 6.0 6.0| 2.8 -13.3 -10.5 -21.1 -0.24| 6.8 -1.6 1000 290 6 116 19| 0.0 7.2 7.2| 19.9 -13.3 6.6 6.6 0.18| 8.1 1.4 1500 281 10 123 15| 0.0 7.4 7.4| 39.6 -13.3 26.3 17.5 0.43| 8.2 3.6 2000 277 14 133 13| 0.0 7.2 7.2| 54.3 -13.3 41.0 20.5 0.53| 7.8 4.2 2500 273 17 149 11| 0.0 7.0 7.0| 67.8 -13.3 54.5 21.8 0.54| 7.5 4.1 3000 271 21 167 10| 0.0 6.7 6.7| 77.0 -13.3 63.7 21.2 0.52| 7.1 3.7 4000 268 26 194 12| 0.0 5.6 5.6| 85.4 -13.3 72.1 18.0 0.50| 6.0 3.0 5000 266 30 209 14| 0.0 5.0 5.0| 91.7 -13.3 78.4 15.7 0.47| 5.3 2.5 6000 264 33 217 17| 0.0 4.2 4.2| 93.3 -28.6 64.7 10.8 0.41| 4.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250421.12.gif