UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U9862... Searching the city database file for: U9862 ... Date:0000Z 9 DEC 25 Station: U9862 WMO ident: 29862 Latitude: 53.77 Longitude: 91.32 ------------------------------------------------------------------------------- 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 249 315 3 SFC 999 256 -16.9 -21.9 65 5.0 -17.6 315 3 256.3 256.4 255.6 258.1 0.66 2 928 804 -18.9 -23.3 68 4.4 -19.5 56 7 259.7 259.8 258.3 261.5 0.63 3 925 828 -18.1 -22.7 67 4.6 -18.8 60 7 260.8 260.9 259.2 262.7 0.67 4 912 933 -16.9 -21.9 65 5.0 -17.7 80 6 263.1 263.2 261.1 265.1 0.73 5 853 1429 -18.9 -22.8 71 3.9 -19.5 175 3 266.1 266.2 263.3 268.1 0.72 6 850 1455 -18.5 -22.4 71 3.9 -19.1 180 3 266.8 266.9 263.9 268.9 0.74 7 822 1707 -16.3 -18.7 82 2.4 -16.8 200 5 271.7 271.8 267.8 274.7 1.06 8 763 2264 -21.5 -24.3 78 2.8 -21.9 244 11 271.9 272.0 267.3 273.9 0.70 9 709 2806 -22.1 -32.1 40 10.0 -23.3 287 16 277.0 277.1 270.0 278.1 0.37 10 700 2900 -22.7 -33.7 36 11.0 -23.9 295 17 277.3 277.4 270.1 278.3 0.32 11 695 2953 -23.1 -34.1 36 11.0 -24.3 295 18 277.5 277.5 270.2 278.4 0.31 12 606 3946 -28.9 -44.9 20 16.0 -30.0 291 29 281.9 281.9 272.5 282.3 0.12 13 562 4483 -32.1 -39.1 50 7.0 -32.6 288 36 284.2 284.3 274.0 285.0 0.23 14 500 5300 -37.5 -44.5 48 7.0 -37.9 285 46 287.3 287.3 275.5 287.8 0.15 15 400 6810 -46.3 -51.3 57 5.0 -46.4 285 62 294.8 294.8 279.1 295.1 0.08 16 300 8670 -58.5 -66.5 35 8.0 -58.6 285 69 302.9 302.9 282.5 302.9 0.02 17 285 8991 -60.3 -68.3 34 8.0 -60.4 285 71 304.7 304.7 283.3 304.8 0.01 18 267 9395 -62.7 -70.7 33 8.0 -62.7 285 71 307.0 307.0 284.2 307.1 0.01 19 250 9800 -63.1 -71.1 33 8.0 -63.1 290 64 312.3 312.3 286.1 312.3 0.01 20 200 11180 -61.5 -69.5 34 8.0 -61.6 280 50 335.4 335.4 293.2 335.4 0.02 21 179 11869 -59.9 -67.9 34 8.0 -60.0 280 50 348.8 348.8 296.4 348.9 0.02 22 150 12970 -60.1 -69.1 30 9.0 -60.2 280 50 366.5 366.5 299.9 366.6 0.02 23 114 14671 -61.7 -71.7 25 10.0 -61.9 270 51 393.5 393.5 304.3 393.6 0.02 24 100 15480 -62.1 -72.1 25 10.0 -62.3 265 52 407.7 407.7 306.2 407.9 0.02 25 70 17680 -63.7 -74.7 21 11.0 -63.9 260 60 448.1 448.1 310.7 448.2 0.02 26 57 18929 -66.3 -78.3 17 12.0 -66.5 257 62 469.3 469.3 312.6 469.4 0.02 27 50 19720 -66.7 -78.7 17 12.0 -66.9 255 64 486.3 486.3 314.0 486.4 0.02 28 34 22056 -66.1 -79.1 15 13.0 -66.4 544.6 544.6 317.8 544.7 0.02 TRP 267 9395 -62.7 -70.7 33 8.0 -62.7 285 71 307.0 307.0 284.2 307.1 0.01 WND 285 8991 -60.3 -68.3 34 8.0 -60.4 285 71 304.7 304.7 283.3 304.8 0.01 Sounding variables and indices 1000-500 mb thick: 5051.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 52.92 % Est. max temperature: -6.29 C = 20.68 F Sfc-Lift cond lev (LCL): 920.46 mb = 864.55 m = 2836.42 ft T: -17.68 C 700-500 lapse rate: 6.17 C/km ThetaE index: 0.75 C Layer 763.0- 709.0 mb Conv cond level (CCL): 634.86 mb = 3608.95 m = 11840.26 ft Mean mixing ratio: 0.66 g/kg Conv temperature: 7.16 C = 44.88 F Cap Strength: 19.68 C Lifted Index: 21.48 C Risk: None Lifted Index @300 mb: 29.55 C Lifted Index @700 mb: 15.13 C Showalter Index: 15.27 C Risk: None Total Totals Index: 34.10 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 15.10 C K Index: -14.40 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 4.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.95 J/kg Max Up Vert Vel: 7.48 m/s Conv Inhibition (B-): 44576.06 J/kg Cap Strength: 21.29 C Lift Cond Lev (LCL): 876.83 mb = 1224.62 m = 4017.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 18 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 ---------------------------------------------------------- 0 999 256 315 3 2.1 -2.1 | 138 15 -10.3 11.4 1 925 828 60 7 -6.1 -3.5 | 119 21 -18.5 10.1 2 850 1455 180 3 0.0 3.0 | 143 21 -12.4 16.6 3 700 2900 295 17 15.4 -7.2 | 205 7 3.0 6.4 4 500 5300 285 46 44.4 -11.9 | 267 32 32.0 1.6 5 400 6810 285 62 59.9 -16.0 | 273 48 47.5 -2.5 6 300 8670 285 69 66.6 -17.9 | 275 54 54.3 -4.3 7 285 8991 285 71 68.6 -18.4 | 275 56 56.2 -4.8 8 267 9395 285 71 68.6 -18.4 | 275 56 56.2 -4.8 9 250 9800 290 64 60.1 -21.9 | 280 48 47.7 -8.3 10 200 11180 280 50 49.2 -8.7 | 262 37 36.8 4.9 11 150 12970 280 50 49.2 -8.7 | 262 37 36.8 4.9 12 100 15480 265 52 51.8 4.5 | 245 43 39.4 18.1 13 70 17680 260 60 59.1 10.4 | 243 52 46.7 24.0 14 50 19720 255 64 61.8 16.6 | 239 58 49.4 30.1 Wind Parameters Mean winds (0-6000m): 287.6 at 24.5 knts Storm direction: 317.6 at 18.4 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 149.7 neg: -22.5 tot: 127.2 m^2/s^2 ave: 42.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.32 Bulk Shear: 88.37 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 29 5 123 17| 7.5 0.0 7.5| 0.0 -22.5 -22.5 -44.9 -0.65| 8.6 -5.6 1000 61 5 123 20| 3.7 0.0 3.7| 47.7 -22.5 25.3 25.3 0.14| 9.4 1.3 1500 78 5 126 21| 2.6 0.0 2.6| 77.0 -22.5 54.5 36.4 0.32| 8.4 2.7 2000 209 6 153 21| 2.6 0.0 2.6|113.9 -22.5 91.5 45.7 0.45| 8.2 3.8 2500 288 7 154 13| 2.7 0.0 2.7|138.3 -22.5 115.8 46.3 0.49| 8.7 4.3 3000 298 9 154 10| 3.2 0.0 3.2|149.7 -22.5 127.2 42.4 0.52| 8.6 4.5 4000 293 14 180 8| 2.4 1.6 4.0|169.6 -22.5 147.1 36.8 0.52| 8.0 4.1 5000 289 19 217 9| 1.9 2.5 4.4|181.1 -22.5 158.6 31.7 0.45| 7.7 3.5 6000 288 24 241 13| 1.6 3.0 4.6|207.8 -22.5 185.3 30.9 0.43| 7.3 3.1 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20251209.00.gif