A tropical disturbance off the Texas coast will bring the threat for some heavy rainfall through Friday. Meanwhile, monsoonal moisture flows into the Southwest and southern Rockies where flash flood threat will increase. Severe thunderstorms are expected across the Upper Midwest and western Great Lakes today. Dry and warm conditions for interior Alaska as fire weather concerns continue. Read More >
Latest Aviation Forecast Discussion |
.AVIATION /00Z FRIDAY THROUGH TUESDAY/... Through 00Z Saturday...VFR conditions are expected to prevail through the forecast period with LLWS and some southerly breezes being the main weather parameters of note. Winds aloft increase overnight with a low level jet moving into the region bringing 30-40 kts of southwest flow over light southerly winds at the SFC from 06-12Z. Low level wind shear will mainly impact MSS and SLK. Some light rain showers will remain to our north across Southern Quebec. Southerly flow will begin to increase after 12Z with area gusts 15-20 kts. Outlook... Friday Night: VFR. Chance SHRA, Slight chance TSRA. Saturday: Mainly VFR, with local MVFR possible. Chance SHRA, Slight chance TSRA. Saturday Night: VFR. NO SIG WX. Sunday: VFR. NO SIG WX. Sunday Night: VFR. Slight chance SHRA. Independence Day: VFR. Slight chance SHRA. Monday Night: VFR. Chance SHRA. Tuesday: Mainly VFR, with areas MVFR possible. Chance SHRA.
Potential Impact | None | Slight | Moderate | High |
Time | OBS | 01/02Z | 01/03Z | 01/04Z | 01/05Z | 01/06Z | 01/07Z | 01/08Z | 01/09Z | 01/10Z | 01/11Z | 01/12Z | 01/13Z | 01/14Z>> |
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KSLK | WShr | WShr | WShr | WShr | WShr | |||||||||
KMSS | WShr | WShr | WShr | WShr | WShr | WShr | WShr | WShr | ||||||
Time | OBS | 01/02Z | 01/03Z | 01/04Z | 01/05Z | 01/06Z | 01/07Z | 01/08Z | 01/09Z | 01/10Z | 01/11Z | 01/12Z | 01/13Z | 01/14Z |
NOTE: TEMPO conditions in [brackets]. Keep in mind TEMPO conditions might be better (lower impact) than prevailing conditions.
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