UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112800.upa.cvt Date: 0000Z 28 NOV 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 28 NOV 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 125 340 1 SFC 991 187 -36.9 -42.9 54 6.0 -37.1 340 1 236.9 236.9 236.7 237.1 0.09 2 962 392 -38.9 -43.9 59 5.0 -39.1 17 4 236.9 236.9 236.6 237.1 0.08 3 934 594 -38.3 -43.3 59 5.0 -38.4 53 8 239.5 239.5 239.2 239.7 0.09 4 925 661 -37.1 -42.1 60 5.0 -37.2 65 9 241.4 241.4 241.0 241.7 0.10 5 863 1156 -27.3 -31.4 68 4.1 -27.6 106 11 256.4 256.5 254.9 257.3 0.32 6 850 1266 -27.1 -31.1 69 4.0 -27.5 115 11 257.8 257.8 256.1 258.7 0.34 7 774 1942 -26.1 -29.5 73 3.4 -26.5 117 8 265.8 265.9 262.5 267.1 0.43 8 748 2189 -26.7 -30.1 73 3.4 -27.1 118 7 267.8 267.9 263.9 269.0 0.42 9 700 2664 -29.7 -33.3 71 3.6 -30.0 120 5 269.6 269.6 265.0 270.6 0.33 10 500 5000 -40.5 -43.9 70 3.4 -40.6 265 9 283.7 283.7 273.5 284.2 0.16 11 461 5552 -43.1 -46.6 68 3.5 -43.2 229 10 287.1 287.1 275.3 287.5 0.13 12 400 6500 -48.7 -52.7 63 4.0 -48.8 165 11 291.7 291.7 277.6 291.9 0.07 13 300 8350 -59.1 -63.1 60 4.0 -59.2 260 40 302.0 302.0 282.3 302.1 0.03 14 297 8413 -59.9 -63.8 60 3.9 -59.9 265 38 301.8 301.8 282.1 301.9 0.02 15 250 9480 -61.7 -65.4 61 3.7 -61.7 295 23 314.3 314.3 286.9 314.4 0.02 16 245 9605 -61.9 -65.7 60 3.8 -61.9 293 22 315.9 315.9 287.4 315.9 0.02 17 200 10870 -58.7 -62.8 59 4.1 -58.7 275 13 339.8 339.8 294.3 340.0 0.04 18 196 10997 -58.5 -62.6 59 4.1 -58.6 276 13 342.1 342.1 294.8 342.3 0.04 19 150 12670 -60.1 -64.2 59 4.1 -60.2 295 13 366.5 366.5 299.9 366.7 0.05 20 101 15119 -62.5 -67.0 55 4.5 -62.6 295 11 405.8 405.8 306.0 406.0 0.05 21 100 15180 -62.7 -67.2 55 4.5 -62.8 295 11 406.6 406.6 306.1 406.8 0.05 22 70 17360 -68.1 -72.8 51 4.7 -68.2 290 13 438.7 438.7 309.7 438.9 0.03 23 50 19370 -70.5 -75.0 51 4.5 -70.6 280 13 477.4 477.4 313.2 477.5 0.03 24 37 21146 -73.1 -78.1 46 5.0 -73.2 513.6 513.6 315.9 513.8 0.02 TRP 297 8413 -59.9 -63.8 60 3.9 -59.9 265 38 301.8 301.8 282.1 301.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4875.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 68.73 % Est. max temperature: -15.16 C = 4.72 F Sfc-Lift cond lev (LCL): 892.58 mb = 915.35 m = 3003.08 ft T: -32.06 C 700-500 lapse rate: 4.62 C/km ThetaE index: 0.02 C Layer 962.0- 934.0 mb Conv cond level (CCL): 391.80 mb = 6633.25 m = 21762.37 ft Mean mixing ratio: 0.11 g/kg Conv temperature: 18.55 C = 65.39 F Cap Strength: 26.03 C Lifted Index: 35.12 C Risk: None Lifted Index @300 mb: 43.36 C Lifted Index @700 mb: 26.03 C Showalter Index: 20.53 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 9.40 C K Index: -21.30 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 5.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.55 J/kg Max Up Vert Vel: 10.15 m/s Conv Inhibition (B-): 50968.99 J/kg Cap Strength: 34.78 C Lift Cond Lev (LCL): 867.42 mb = 1119.17 m = 3671.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 190 at 6 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 ---------------------------------------------------------- 0 991 187 340 1 0.3 -0.9 | 5 7 -0.6 -6.8 1 925 661 65 9 -8.2 -3.8 | 43 13 -9.1 -9.7 2 850 1266 115 11 -10.0 4.6 | 84 11 -11.0 -1.2 3 700 2664 120 5 -4.3 2.5 | 58 6 -5.3 -3.4 4 500 5000 265 9 9.0 0.8 | 302 9 8.0 -5.1 5 400 6500 165 11 -2.8 10.6 | 141 6 -3.8 4.8 6 300 8350 260 40 39.4 6.9 | 268 38 38.4 1.1 7 297 8413 265 38 37.9 3.3 | 274 37 36.9 -2.5 8 250 9480 295 23 20.8 -9.7 | 308 25 19.9 -15.6 9 200 10870 275 13 13.0 -1.1 | 300 14 12.0 -7.0 10 150 12670 295 13 11.8 -5.5 | 316 16 10.8 -11.4 11 100 15180 295 11 10.0 -4.6 | 319 14 9.0 -10.5 12 70 17360 290 13 12.2 -4.4 | 313 15 11.2 -10.3 13 50 19370 280 13 12.8 -2.3 | 304 14 11.8 -8.1 Wind Parameters Mean winds (0-6000m): 159.6 at 7.9 knts Storm direction: 189.6 at 5.9 knts Shear (0-3000m) pos: 1.2 neg: 0.0 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 74.9 deg Storm rel helicity (0-3000m) pos: 54.2 neg: -7.5 tot: 46.7 m^2/s^2 ave: 15.6 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.73 Bulk Shear: 13.81 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 59 5 33 10| 9.4 0.0 9.4| 25.0 0.0 25.0 49.9 0.70| 11.8 8.3 1000 79 8 49 11| 5.9 0.0 5.9| 48.3 0.0 48.3 48.3 0.81| 9.7 7.8 1500 94 8 61 11| 3.4 0.0 3.4| 51.7 -2.0 49.7 33.1 0.71| 7.5 5.3 2000 100 8 64 10| 2.0 0.0 2.0| 51.7 -4.8 46.9 23.4 0.60| 6.2 3.7 2500 103 8 65 10| 1.2 0.0 1.2| 51.7 -7.5 44.2 17.7 0.49| 5.3 2.6 3000 107 8 66 9| 1.2 0.0 1.2| 54.2 -7.5 46.7 15.6 0.51| 5.0 2.5 4000 121 7 74 8| 1.1 0.0 1.1| 56.7 -7.5 49.2 12.3 0.54| 4.7 2.6 5000 129 8 81 7| 1.0 0.0 1.0| 63.9 -11.3 52.6 10.5 0.49| 4.7 2.3 6000 160 8 113 4| 0.8 0.9 1.7| 63.9 -27.5 36.4 6.1 0.20| 4.9 1.0 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20251128.00.gif