UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for UHNN... Searching the city database file for: UHNN ... Date:0000Z 27 APR 25 Station: UHNN WMO ident: 31369 Latitude: 53.15 Longitude: 140.70 Elevation: 68.00 ------------------------------------------------------------------------------- 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 1005 68 0.6 -4.0 71 4.6 -1.1 45 7 273.4 273.8 271.8 281.1 2.82 1 1000 87 0.2 -4.6 70 4.8 -1.6 45 9 273.4 273.8 271.6 280.8 2.71 2 925 705 -4.7 -9.4 70 4.7 -6.2 45 19 274.5 274.8 271.2 280.2 2.02 3 850 1366 -8.9 -13.6 69 4.7 -10.2 50 15 276.8 277.1 271.9 281.3 1.57 4 838 1476 -9.3 -13.9 69 4.6 -10.5 51 16 277.5 277.8 272.3 282.0 1.56 5 785 1984 -6.9 -11.2 71 4.3 -8.2 58 19 285.3 285.7 277.3 291.4 2.07 6 756 2276 -8.9 -16.9 52 8.0 -11.0 62 21 286.3 286.5 276.8 290.3 1.34 7 700 2870 -11.1 -16.1 67 5.0 -12.5 70 25 290.2 290.5 279.0 294.9 1.55 8 623 3759 -14.3 -19.3 66 5.0 -15.6 70 26 296.4 296.6 281.5 300.5 1.33 9 541 4813 -22.1 -27.1 64 5.0 -23.0 70 28 299.3 299.4 282.1 301.8 0.77 10 513 5203 -23.3 -30.3 53 7.0 -24.4 70 29 302.4 302.5 283.1 304.4 0.60 11 500 5390 -25.3 -34.3 43 9.0 -26.5 70 29 302.2 302.3 282.8 303.6 0.42 12 460 5987 -30.7 -43.7 27 13.0 -31.7 72 30 302.7 302.8 282.7 303.4 0.17 13 400 6960 -38.9 -49.9 30 11.0 -39.5 75 31 304.4 304.5 283.3 304.8 0.10 14 364 7602 -44.5 -53.5 36 9.0 -44.8 72 37 305.3 305.3 283.6 305.5 0.07 15 335 8158 -47.3 -55.3 39 8.0 -47.6 69 41 308.8 308.8 284.9 309.0 0.06 16 300 8880 -53.9 -62.9 32 9.0 -54.1 65 48 309.4 309.4 285.1 309.5 0.03 17 262 9736 -58.5 -67.5 30 9.0 -58.6 75 38 314.8 314.8 287.1 314.9 0.02 18 257 9857 -58.7 -67.7 30 9.0 -58.8 73 34 316.3 316.3 287.5 316.4 0.02 19 250 10030 -57.9 -66.9 31 9.0 -58.0 70 29 320.0 320.0 288.8 320.1 0.02 20 241 10263 -54.3 -63.3 32 9.0 -54.5 67 26 328.8 328.8 291.4 328.9 0.03 21 221 10817 -54.9 -63.9 32 9.0 -55.1 59 18 336.1 336.1 293.4 336.2 0.03 22 200 11460 -51.9 -62.9 26 11.0 -52.2 50 9 350.6 350.6 296.8 350.8 0.04 23 190 11793 -49.1 -61.1 23 12.0 -49.6 38 9 360.3 360.3 298.8 360.5 0.05 24 150 13340 -48.7 -64.7 14 16.0 -49.3 340 9 386.2 386.2 303.2 386.4 0.04 25 100 16000 -49.9 -70.9 7 21.0 -50.8 220 7 431.3 431.3 309.0 431.5 0.03 26 85 17059 -52.7 -74.7 5 22.0 -53.5 227 10 446.2 446.2 310.5 446.3 0.02 27 70 18320 -51.1 -73.1 6 22.0 -52.2 235 13 475.1 475.1 313.1 475.2 0.03 28 50 20490 -53.5 -76.5 4 23.0 -54.6 255 7 517.4 517.4 316.1 517.5 0.02 29 30 23790 -53.1 -76.1 4 23.0 -54.9 110 5 599.9 599.9 320.6 600.2 0.04 30 28 24235 -53.5 -76.5 4 23.0 -55.4 111 5 610.7 610.7 321.1 611.0 0.04 31 20 26420 -49.9 -73.9 4 24.0 -53.3 115 7 683.4 683.5 323.9 684.2 0.09 32 16 27885 -48.1 -72.1 5 24.0 -52.6 734.3 734.4 325.5 735.6 0.14 TRP 262 9736 -58.5 -67.5 30 9.0 -58.6 75 38 314.8 314.8 287.1 314.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 996.94 mb = 112.22 m = 368.19 ft Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 64.87 % Est. max temperature: 3.91 C = 39.03 F Sfc-Lift cond lev (LCL): 935.41 mb = 616.31 m = 2022.00 ft T: -4.00 C 700-500 lapse rate: 5.63 C/km ThetaE index: 1.09 C Layer 756.0- 700.0 mb Conv cond level (CCL): 851.03 mb = 1356.58 m = 4450.66 ft Mean mixing ratio: 2.30 g/kg Conv temperature: 4.03 C = 39.26 F Cap Strength: 18.63 C Lifted Index: 18.27 C Risk: None Lifted Index @300 mb: 20.49 C Lifted Index @700 mb: 11.20 C Showalter Index: 17.57 C Risk: None Total Totals Index: 28.10 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 11.70 C K Index: -2.20 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 4.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.09 J/kg Max Up Vert Vel: 2.86 m/s Conv Inhibition (B-): 65443.33 J/kg Cap Strength: 18.44 C Lift Cond Lev (LCL): 886.74 mb = 1035.23 m = 3396.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 95 at 17 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 1005 68 45 7 -4.9 -4.9 | 298 14 12.3 -6.5 1 1000 87 45 9 -6.4 -6.4 | 306 13 10.9 -8.0 2 925 705 45 19 -13.4 -13.4 | 346 15 3.8 -15.0 3 850 1366 50 15 -11.5 -9.6 | 333 13 5.7 -11.2 4 700 2870 70 25 -23.5 -8.6 | 32 12 -6.3 -10.1 5 500 5390 70 29 -27.3 -9.9 | 41 15 -10.0 -11.5 6 400 6960 75 31 -29.9 -8.0 | 53 16 -12.7 -9.6 7 300 8880 65 48 -43.5 -20.3 | 50 34 -26.3 -21.9 8 262 9736 75 38 -36.7 -9.8 | 60 23 -19.5 -11.4 9 250 10030 70 29 -27.3 -9.9 | 41 15 -10.0 -11.5 10 200 11460 50 9 -6.9 -5.8 | 305 13 10.3 -7.4 11 150 13340 340 9 3.1 -8.5 | 296 23 20.3 -10.0 12 100 16000 220 7 4.5 5.4 | 260 22 21.7 3.8 13 70 18320 235 13 10.6 7.5 | 258 28 27.9 5.9 14 50 20490 255 7 6.8 1.8 | 269 24 24.0 0.2 15 30 23790 110 5 -4.7 1.7 | 269 13 12.5 0.1 16 20 26420 115 7 -6.3 3.0 | 263 11 10.9 1.4 Wind Parameters Mean winds (0-6000m): 65.3 at 23.1 knts Storm direction: 95.3 at 17.3 knts Shear (0-3000m) pos: 2.1 neg: 1.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 94.6 deg Storm rel helicity (0-3000m) pos: 79.5 neg: -10.3 tot: 69.2 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 19.48 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 45 13 321 13| 0.0 10.1 10.1| 34.5 0.0 34.5 68.9 0.98| 10.1 9.9 1000 46 15 332 14| 0.4 5.0 5.4| 41.2 -5.1 36.1 36.1 0.73| 7.0 5.1 1500 47 15 334 14| 0.8 3.4 4.1| 46.1 -10.3 35.7 23.8 0.58| 5.8 3.4 2000 50 16 337 13| 1.4 2.5 3.9| 58.2 -10.3 47.9 24.0 0.66| 5.4 3.6 2500 53 17 343 12| 1.9 2.0 4.0| 70.9 -10.3 60.5 24.2 0.71| 5.2 3.7 3000 57 18 351 12| 2.1 1.7 3.8| 79.5 -10.3 69.2 23.1 0.74| 4.8 3.6 4000 61 20 2 11| 1.6 1.4 3.0| 82.7 -10.3 72.3 18.1 0.73| 3.8 2.8 5000 64 22 11 11| 1.3 1.3 2.6| 85.8 -10.3 75.4 15.1 0.72| 3.2 2.3 6000 65 23 18 12| 1.2 1.1 2.3| 92.4 -10.3 82.0 13.7 0.73| 2.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//UHNN/skewt/UHNN.skewt.20250427.00.gif