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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, August 25, 2016 09:41:15

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NOAA Scales mini

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Space Weather Conditions
24-Hour Observed Maximums
R
no data
S
no data
G
no data
Latest Observed
R
no data
S
no data
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
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R
no data
S
no data
G
no data
Current Space Weather Conditions
R1 (Minor) Radio Blackout Impacts
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HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact.
Navigation: Low-frequency navigation signals degraded for brief intervals.
More about the NOAA Space Weather Scales

3-Day Forecast

This product is designed to be a one page, simple look at recently observed and a three day forecast of space weather conditions.  A brief description of why conditions occurred or are forecast is also included for each category. Users requiring a more detailed explanation of events should refer to the Forecast Discussion.

A plain language, single page forecast text product issued every 12 hours, at 0030 and 1230 UTC, with both forecast and observed criterion now broken down for each of the three NOAA Scale categories. Each section includes a brief forecaster written rationale.

A copy of the text file is available.

For a brief description of this product, see the 3-day description.