UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:0000Z 1 DEC 25 Station: U3078 WMO ident: 23078 Latitude: 69.33 Longitude: 88.10 ------------------------------------------------------------------------------- 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 1004 61 -18.1 -21.3 76 3.2 -18.6 160 27 254.8 254.9 254.3 256.6 0.69 1 1000 91 -18.3 -21.6 75 3.3 -18.8 155 27 254.9 255.0 254.4 256.7 0.68 2 925 668 -21.1 -24.8 72 3.7 -21.5 160 36 257.7 257.8 256.5 259.3 0.55 3 906 821 -22.1 -25.9 71 3.8 -22.5 173 32 258.2 258.3 256.8 259.7 0.51 4 850 1294 -18.3 -21.3 77 3.0 -18.8 215 21 267.0 267.1 264.1 269.3 0.82 5 833 1445 -17.1 -19.8 79 2.7 -17.6 221 20 269.8 269.9 266.4 272.5 0.95 6 749 2243 -15.7 -18.3 80 2.6 -16.3 251 17 279.6 279.8 273.0 283.2 1.21 7 700 2751 -17.9 -20.6 79 2.7 -18.4 270 15 282.7 282.8 274.5 285.8 1.06 8 662 3167 -20.3 -23.1 78 2.8 -20.8 272 16 284.5 284.7 275.2 287.2 0.90 9 576 4183 -28.1 -31.5 73 3.4 -28.5 279 18 286.9 287.0 275.9 288.4 0.48 10 500 5190 -33.1 -36.7 70 3.6 -33.4 285 21 292.7 292.7 278.5 293.8 0.33 11 462 5738 -36.7 -39.9 72 3.2 -37.0 283 23 294.9 294.9 279.4 295.8 0.26 12 400 6710 -45.7 -49.4 66 3.7 -45.8 280 27 295.6 295.6 279.6 296.0 0.11 13 395 6794 -46.5 -49.9 68 3.4 -46.6 280 27 295.6 295.6 279.6 296.0 0.10 14 339 7789 -55.5 -59.3 62 3.8 -55.6 280 30 296.6 296.6 279.8 296.7 0.04 15 300 8560 -59.9 -63.8 60 3.9 -59.9 280 33 300.9 300.9 281.7 301.0 0.02 16 280 8993 -62.9 -66.8 59 3.9 -62.9 285 35 302.6 302.6 282.4 302.7 0.02 17 250 9700 -61.3 -65.0 61 3.7 -61.3 300 33 314.9 314.9 287.1 315.0 0.02 18 200 11090 -59.5 -63.6 59 4.1 -59.6 310 33 338.5 338.5 294.0 338.7 0.04 19 184 11610 -58.9 -63.1 58 4.2 -59.0 314 33 347.7 347.7 296.1 347.9 0.04 20 150 12880 -60.7 -65.0 57 4.3 -60.8 325 33 365.5 365.5 299.8 365.7 0.04 21 100 15380 -64.1 -69.1 50 5.0 -64.2 330 33 403.9 403.9 305.7 404.1 0.03 22 79 16813 -66.5 -72.5 43 6.0 -66.6 337 28 427.1 427.1 308.5 427.2 0.03 23 75 17126 -68.3 -74.3 42 6.0 -68.4 338 27 429.7 429.7 308.8 429.8 0.02 24 70 17540 -67.7 -73.7 42 6.0 -67.8 340 25 439.5 439.6 309.8 439.7 0.03 25 66 17895 -68.1 -74.1 42 6.0 -68.2 342 24 446.1 446.1 310.5 446.3 0.03 26 53 19205 -71.9 -77.9 40 6.0 -72.0 348 20 466.2 466.2 312.3 466.3 0.02 27 50 19550 -70.7 -76.7 41 6.0 -70.8 350 19 476.9 476.9 313.2 477.0 0.02 28 47 19916 -71.3 -77.3 40 6.0 -71.4 484.0 484.0 313.8 484.1 0.02 29 41 20721 -72.5 -78.5 40 6.0 -72.6 500.2 500.3 314.9 500.4 0.02 TRP 280 8993 -62.9 -66.8 59 3.9 -62.9 285 35 302.6 302.6 282.4 302.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5099.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 75.65 % Est. max temperature: -6.52 C = 20.26 F Sfc-Lift cond lev (LCL): 952.60 mb = 450.43 m = 1477.77 ft T: -20.04 C 700-500 lapse rate: 6.23 C/km ThetaE index: 0.00 C Layer 1004.0- 0.0 mb Conv cond level (CCL): 553.88 mb = 4461.89 m = 14638.56 ft Mean mixing ratio: 0.60 g/kg Conv temperature: 15.70 C = 60.27 F Cap Strength: 24.61 C Lifted Index: 28.29 C Risk: None Lifted Index @300 mb: 30.23 C Lifted Index @700 mb: 22.45 C Showalter Index: 19.32 C Risk: None Total Totals Index: 26.60 C Risk: None Vertical Totals Index: 14.80 C Cross Totals Index: 11.80 C K Index: -9.20 Risk: None Sweat Index: 205.46 Risk: None Energy Index: 5.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.55 J/kg Max Up Vert Vel: 4.37 m/s Conv Inhibition (B-): 39640.84 J/kg Cap Strength: 27.83 C Lift Cond Lev (LCL): 899.36 mb = 875.58 m = 2872.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 16 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 1004 61 160 27 -9.2 25.4 | 137 37 -25.0 26.9 1 1000 91 155 27 -11.4 24.5 | 134 38 -27.2 26.0 2 925 668 160 36 -12.3 33.8 | 142 45 -28.1 35.4 3 850 1294 215 21 12.0 17.2 | 169 19 -3.7 18.8 4 700 2751 270 15 15.0 -0.0 | 154 2 -0.8 1.6 5 500 5190 285 21 20.3 -5.4 | 311 6 4.5 -3.9 6 400 6710 280 27 26.6 -4.7 | 286 11 10.8 -3.1 7 300 8560 280 33 32.5 -5.7 | 284 17 16.7 -4.2 8 280 8993 285 35 33.8 -9.1 | 293 20 18.0 -7.5 9 250 9700 300 33 28.6 -16.5 | 319 20 12.8 -14.9 10 200 11090 310 33 25.3 -21.2 | 334 22 9.5 -19.6 11 150 12880 325 33 18.9 -27.0 | 353 26 3.2 -25.5 12 100 15380 330 33 16.5 -28.6 | 358 27 0.7 -27.0 13 70 17540 340 25 8.6 -23.5 | 18 23 -7.2 -21.9 14 50 19550 350 19 3.3 -18.7 | 36 21 -12.5 -17.1 Wind Parameters Mean winds (0-6000m): 245.7 at 21.1 knts Storm direction: 275.7 at 15.8 knts Shear (0-3000m) pos: 7.4 neg: 1.3 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): 42.6 deg Storm rel helicity (0-3000m) pos: 219.3 neg: -16.5 tot: 202.8 m^2/s^2 ave: 67.6 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 176.88 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 ------------------------------------------------------------------------------- 500 157 30 137 40| 0.0 7.6 7.6| 42.4 -15.5 26.9 53.9 0.26| 9.2 2.4 1000 164 31 143 40| 10.3 3.8 14.1|185.4 -15.5 170.0 170.0 0.52| 16.3 8.5 1500 174 28 148 35| 10.9 2.5 13.5|212.7 -15.5 197.3 131.5 0.46| 15.6 7.2 2000 184 26 153 31| 9.6 1.9 11.5|218.7 -15.5 203.2 101.6 0.44| 13.4 5.9 2500 192 24 157 27| 8.4 1.5 10.0|219.1 -15.9 203.2 81.3 0.39| 11.9 4.7 3000 200 23 161 24| 7.4 1.3 8.6|219.3 -16.5 202.8 67.6 0.37| 10.5 3.8 4000 216 21 170 19| 5.9 0.9 6.9|220.0 -16.5 203.5 50.9 0.38| 8.2 3.1 5000 233 21 184 14| 5.1 0.8 5.8|221.1 -16.5 204.6 40.9 0.38| 6.9 2.6 6000 246 21 199 11| 4.2 0.6 4.8|221.3 -20.6 200.7 33.4 0.33| 6.1 2.0 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251201.00.gif