UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 28 APR 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1000 47 10.8 4.8 66 6.0 7.8 135 7 284.0 284.9 280.9 299.0 5.39 1 952 455 7.4 3.0 74 4.4 5.2 148 11 284.5 285.4 280.7 298.5 4.99 2 925 693 9.0 4.0 71 5.0 6.4 155 13 288.5 289.5 283.1 304.2 5.51 3 906 865 10.2 5.2 71 5.0 7.5 160 14 291.5 292.6 284.9 309.0 6.13 4 850 1394 7.2 2.3 71 4.9 4.7 175 19 293.7 294.6 285.0 309.2 5.32 5 808 1808 4.2 0.8 79 3.4 2.5 176 22 294.8 295.7 285.1 309.5 5.02 6 768 2221 3.2 -13.8 27 17.0 -2.8 178 25 298.0 298.3 282.7 303.3 1.71 7 700 2968 0.2 -23.8 14 24.0 -6.5 180 31 302.7 302.9 283.5 305.3 0.80 8 688 3106 0.0 -30.0 8 30.0 -7.2 179 31 304.0 304.1 283.6 305.5 0.46 9 590 4319 -7.5 -37.5 7 30.0 -13.0 172 34 308.9 309.0 285.2 309.8 0.26 10 500 5580 -18.7 -38.7 15 20.0 -21.5 165 36 310.2 310.3 285.8 311.2 0.27 11 496 5640 -19.3 -39.3 15 20.0 -22.1 165 36 310.2 310.3 285.7 311.1 0.25 12 400 7200 -31.1 -51.1 12 20.0 -32.5 175 33 314.6 314.6 287.1 314.9 0.09 13 340 8329 -40.3 -60.3 10 20.0 -41.1 183 26 317.0 317.0 287.8 317.1 0.03 14 300 9170 -46.3 -66.3 9 20.0 -46.7 190 21 320.1 320.1 288.8 320.2 0.02 15 250 10350 -54.7 -71.7 11 17.0 -54.9 215 15 324.7 324.7 290.2 324.8 0.01 16 223 11077 -59.5 -75.5 11 16.0 -59.6 235 23 328.2 328.2 291.2 328.2 0.01 17 200 11770 -54.5 -72.5 9 18.0 -54.8 245 25 346.5 346.5 295.8 346.5 0.01 18 188 12165 -52.7 -72.7 7 20.0 -53.1 249 26 355.6 355.6 297.8 355.6 0.01 19 150 13620 -50.9 -73.9 5 23.0 -51.5 265 29 382.4 382.4 302.6 382.4 0.01 20 141 14024 -50.5 -73.5 5 23.0 -51.1 267 29 389.9 389.9 303.8 390.0 0.01 21 100 16260 -51.7 -74.7 5 23.0 -52.4 275 27 427.8 427.8 308.6 427.9 0.02 22 89 17013 -52.7 -76.7 4 24.0 -53.5 278 26 440.3 440.3 309.9 440.4 0.01 23 70 18560 -53.5 -77.5 4 24.0 -54.4 285 23 469.9 469.9 312.7 470.0 0.01 24 50 20720 -53.7 -77.7 4 24.0 -54.8 285 17 516.9 516.9 316.1 517.0 0.02 25 33 23395 -54.3 -78.3 4 24.0 -55.8 289 9 580.6 580.6 319.7 580.8 0.03 26 30 24010 -52.3 -76.3 4 24.0 -54.3 290 7 602.1 602.1 320.7 602.4 0.04 27 20 26640 -48.3 -73.3 4 25.0 -52.2 285 9 688.3 688.4 324.1 689.1 0.09 28 17 27714 -45.7 -70.7 4 25.0 -50.9 307 10 729.4 729.5 325.4 730.9 0.16 29 10 31280 -41.1 -67.1 4 26.0 -50.3 20 13 866.1 866.4 328.8 871.1 0.46 30 9.7 31488 -39.7 -66.7 4 27.0 -49.7 879.0 879.2 329.1 884.5 0.50 TRP 223 11077 -59.5 -75.5 11 16.0 -59.6 235 23 328.2 328.2 291.2 328.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5533.36 m Freezing level: 688.00 mb = 3106.41 m = 10191.52 ft Wetbulb zero: 788.95 mb = 2002.18 m = 6568.76 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 33.45 % Est. max temperature: 20.54 C = 68.97 F Sfc-Lift cond lev (LCL): 912.95 mb = 802.02 m = 2631.25 ft T: 9.76 C 700-500 lapse rate: 7.24 C/km ThetaE index: 6.15 C Layer 768.0- 700.0 mb Conv cond level (CCL): 678.91 mb = 3211.40 m = 10535.96 ft Mean mixing ratio: 5.38 g/kg Conv temperature: 31.27 C = 88.28 F Cap Strength: 10.47 C Lifted Index: 9.11 C Risk: None Lifted Index @300 mb: 13.18 C Lifted Index @700 mb: 8.68 C Showalter Index: 4.13 C Risk: None Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 21.00 C K Index: 4.20 Risk: None Sweat Index: 101.60 Risk: None Energy Index: 0.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.26 J/kg Max Up Vert Vel: 7.91 m/s Conv Inhibition (B-): 54434.46 J/kg Cap Strength: 10.43 C Lift Cond Lev (LCL): 879.14 mb = 1114.81 m = 3657.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 202 at 20 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 1000 47 135 7 -4.9 4.9 | 42 19 -12.4 -13.9 1 1000 49 135 7 -4.9 4.9 | 42 19 -12.4 -13.9 2 925 693 155 13 -5.5 11.8 | 61 15 -13.0 -7.1 3 850 1394 175 19 -1.7 18.9 | 90 9 -9.1 0.1 4 700 2968 180 31 0.0 31.0 | 148 14 -7.5 12.1 5 500 5580 165 36 -9.3 34.8 | 133 23 -16.8 15.9 6 400 7200 175 33 -2.9 32.9 | 144 17 -10.4 14.0 7 300 9170 190 21 3.6 20.7 | 115 4 -3.8 1.8 8 250 10350 215 15 8.6 12.3 | 350 7 1.1 -6.6 9 223 11077 235 23 18.8 13.2 | 297 13 11.4 -5.7 10 200 11770 245 25 22.7 10.6 | 299 17 15.2 -8.3 11 150 13620 265 29 28.9 2.5 | 307 27 21.4 -16.3 12 100 16260 275 27 26.9 -2.4 | 318 29 19.4 -21.2 13 70 18560 285 23 22.2 -6.0 | 329 29 14.7 -24.8 14 50 20720 285 17 16.4 -4.4 | 339 25 8.9 -23.3 15 30 24010 290 7 6.6 -2.4 | 2 21 -0.9 -21.3 16 20 26640 285 9 8.7 -2.3 | 357 21 1.2 -21.2 17 10 31280 20 13 -4.4 -12.2 | 21 33 -11.9 -31.1 Wind Parameters Mean winds (0-6000m): 171.6 at 27.1 knts Storm direction: 201.6 at 20.3 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 106.1 deg Storm rel helicity (0-3000m) pos: 74.5 neg: -0.0 tot: 74.5 m^2/s^2 ave: 24.8 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.64 Bulk Shear: 48.94 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 ------------------------------------------------------------------------------- 500 145 9 49 17| 5.4 0.0 5.4| 20.5 0.0 20.5 41.0 0.84| 5.4 4.6 1000 154 12 56 15| 5.4 0.0 5.4| 36.1 0.0 36.1 36.1 0.79| 5.6 4.5 1500 162 14 64 13| 5.3 0.0 5.3| 47.5 0.0 47.5 31.6 0.79| 5.6 4.4 2000 167 16 72 12| 5.0 0.0 5.0| 56.8 0.0 56.8 28.4 0.82| 5.2 4.3 2500 170 18 83 11| 4.8 0.0 4.8| 66.5 0.0 66.5 26.6 0.83| 4.9 4.1 3000 173 20 95 10| 4.6 0.0 4.6| 74.5 -0.0 74.5 24.8 0.81| 4.7 3.8 4000 174 23 111 11| 3.4 0.5 3.9| 74.5 -7.4 67.1 16.8 0.66| 4.0 2.6 5000 173 25 121 12| 2.7 0.8 3.5| 74.5 -17.1 57.4 11.5 0.53| 3.6 1.9 6000 172 27 125 14| 2.3 0.8 3.1| 80.4 -23.0 57.4 9.6 0.48| 3.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250428.12.gif