Alert archive / Montana / Phillips County
Weather alerts in Phillips County, Montana, 2008
106 weather alerts in 2008, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Phillips County and its neighbors
Each county as a circle sized by its count in 2008. Tap one for its archive.
- Alerts
- 106
- Warnings
- 52
- Watches
- 18
- Advisories
- 25
- Busiest month
- July30 alerts
- Busiest day
- July 24, 20086 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 3 tornado warnings covering Phillips County in 2008 had a tornado report inside them.
Phillips County, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 3 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 29 | 12 | 59% | 15 | 73% | 25 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2008
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Glasgow, MT: tornado warnings | 5 | 0 | 100% | 0 | ||
| NWS Glasgow, MT: severe thunderstorm warnings | 168 | 69 | 59% | 132 | 77% | 23 min |
| NWS Glasgow, MT: flash flood warnings | 3 | 0 | 100% | 0 |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 12, 8:33 AM MST | Dense Fog Advisory | GGW | 3 hr |
| Jan 13, 2:57 PM MST | High Wind Watch | GGW | 37 hr |
| Jan 17, 3:45 AM MST | Snow and Blowing Snow Advisory | GGW | 15 hr |
| Jan 19, 3:00 AM MST | Snow Advisory | GGW | 27 hr |
| Jan 19, 3:00 AM MST | Wind Chill Advisory | GGW | 33 hr |
| Jan 22, 2:26 PM MST | Winter Weather Advisory | GGW | 13 hr |
| Jan 27, 3:56 PM MST | Winter Weather Advisory | GGW | 26 hr |
| Jan 27, 9:07 PM MST | Wind Chill Watch | GGW | 18 hr |
| Jan 28, 3:07 PM MST | Wind Chill Warning | GGW | 24 hr |
| Feb 1, 3:28 AM MST | Wind Chill Advisory | GGW | 6 hr |
| Feb 7, 2:47 PM MST | Wind Chill Watch | GGW | 24 hr |
| Feb 8, 2:57 PM MST | Wind Chill Advisory | GGW | 32 hr |
| Feb 8, 8:54 PM MST | Wind Chill Warning | GGW | 14 hr |
| Feb 9, 3:59 AM MST | Winter Weather Advisory | GGW | 6 hr |
| Feb 9, 9:47 AM MST | Winter Storm Warning | GGW | 11 hr |
| Feb 10, 4:09 AM MST | Winter Weather Advisory | GGW | 31 hr |
| Mar 21, 4:11 AM MDT | Dense Fog Advisory | GGW | 6 hr |
| Mar 23, 3:48 AM MDT | High Wind Watch | GGW | 24 hr |
| Mar 24, 3:39 AM MDT | High Wind Warning | GGW | 14 hr |
| Mar 24, 12:22 PM MDT | Red Flag Warning | TFX | 9 hr |
| Mar 28, 3:16 PM MDT | Snow and Blowing Snow Advisory | GGW | 30 hr |
| Apr 4, 2:11 PM MDT | Winter Storm Watch | GGW | 14 hr |
| Apr 5, 4:16 AM MDT | Snow Advisory | GGW | 20 hr |
| Apr 5, 4:16 AM MDT | Winter Storm Warning | GGW | 11 hr |
| Apr 13, 6:05 PM MDT | Fire Weather Watch | TFX | 11 hr |
| Apr 14, 4:38 AM MDT | Red Flag Warning | TFX | 15 hr |
| May 17, 2:45 PM MDT | Fire Weather Watch | TFX | 13 hr |
| May 18, 4:00 AM MDT | Red Flag Warning | TFX | 17 hr |
| Jun 10, 4:21 PM MDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 10, 4:56 PM MDT | Severe Thunderstorm Warning | GGW | 64 min |
| Jun 10, 5:35 PM MDT | Severe Thunderstorm Warning | GGW | 55 min |
| Jun 10, 6:07 PM MDT | Severe Thunderstorm Warning | GGW | 41 min |
| Jun 12, 9:53 AM MDT | Snow Advisory | GGW | 8 hr |
| Jun 13, 2:34 PM MDT | Severe Thunderstorm Warning | GGW | 56 min |
| Jun 16, 5:46 PM MDT | Severe Thunderstorm Warning | GGW | 48 min |
| Jun 16, 6:31 PM MDT | Tornado Warning | GGW | 59 min |
| Jun 16, 7:27 PM MDT | Tornado Warning | GGW | 40 min |
| Jun 17, 5:48 PM MDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 17, 9:11 PM MDT | Severe Thunderstorm Warning | GGW | 64 min |
| Jun 17, 10:43 PM MDT | Severe Thunderstorm Warning | GGW | 47 min |
| Jun 23, 3:30 PM MDT | Severe Thunderstorm Warning | GGW | 60 min |
| Jun 23, 4:13 PM MDT | Mesoscale Discussion | SPC | 62 min |
| Jun 26, 5:53 AM MDT | Severe Thunderstorm Warning | GGW | 67 min |
| Jul 4, 3:02 PM MDT | Mesoscale Discussion | SPC | 58 min |
| Jul 4, 3:05 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 4, 5:45 PM MDT | Mesoscale Discussion | SPC | 60 min |
| Jul 4, 6:54 PM MDT | Severe Thunderstorm Warning | GGW | 66 min |
| Jul 4, 7:57 PM MDT | Severe Thunderstorm Warning | GGW | 24 min |
| Jul 4, 8:08 PM MDT | Severe Thunderstorm Warning | GGW | 37 min |
| Jul 4, 8:36 PM MDT | Mesoscale Discussion | SPC | 54 min |
| Jul 7, 11:22 PM MDT | Severe Thunderstorm Warning | GGW | 38 min |
| Jul 16, 8:05 PM MDT | Severe Thunderstorm Warning | GGW | 27 min |
| Jul 18, 12:00 PM MDT | Severe Thunderstorm Warning | GGW | 60 min |
| Jul 18, 2:12 PM MDT | Severe Thunderstorm Warning | GGW | 45 min |
| Jul 22, 5:08 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 22, 8:03 PM MDT | Mesoscale Discussion | SPC | 87 min |
| Jul 24, 12:28 PM MDT | Severe Thunderstorm Warning | GGW | 62 min |
| Jul 24, 1:13 PM MDT | Mesoscale Discussion | SPC | 92 min |
| Jul 24, 1:21 PM MDT | Severe Thunderstorm Warning | GGW | 39 min |
| Jul 24, 2:00 PM MDT | Severe Thunderstorm Warning | GGW | 60 min |
| Jul 24, 3:42 PM MDT | Severe Thunderstorm Warning | GGW | 32 min |
| Jul 24, 4:26 PM MDT | Severe Thunderstorm Warning | GGW | 49 min |
| Jul 26, 2:41 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 26, 4:34 PM MDT | Severe Thunderstorm Warning | GGW | 56 min |
| Jul 26, 4:39 PM MDT | Severe Thunderstorm Warning | GGW | 66 min |
| Jul 26, 5:27 PM MDT | Severe Thunderstorm Warning | GGW | 63 min |
| Jul 26, 5:48 PM MDT | Mesoscale Discussion | SPC | 117 min |
| Jul 26, 5:57 PM MDT | Tornado Warning | GGW | 34 min |
| Jul 26, 6:29 PM MDT | Severe Thunderstorm Warning | GGW | 61 min |
| Jul 28, 2:02 AM MDT | Mesoscale Discussion | SPC | 88 min |
| Jul 29, 2:08 PM MDT | Red Flag Warning | TFX | 31 hr |
| Jul 31, 4:19 AM MDT | Fire Weather Watch | TFX | 16 hr |
| Jul 31, 12:35 PM MDT | Red Flag Warning | TFX | 7 hr |
| Jul 31, 8:25 PM MDT | Red Flag Warning | TFX | 25 hr |
| Aug 2, 7:28 PM MDT | Severe Thunderstorm Warning | GGW | 47 min |
| Aug 9, 2:32 PM MDT | Mesoscale Discussion | SPC | 88 min |
| Aug 9, 5:59 PM MDT | Severe Thunderstorm Warning | GGW | 49 min |
| Aug 9, 6:38 PM MDT | Severe Thunderstorm Warning | GGW | 67 min |
| Aug 9, 7:05 PM MDT | Severe Thunderstorm Warning | GGW | 34 min |
| Aug 18, 6:17 AM MDT | Fire Weather Watch | TFX | 23 hr |
| Aug 19, 5:43 AM MDT | Red Flag Warning | TFX | 14 hr |
| Aug 19, 4:19 PM MDT | Mesoscale Discussion | SPC | 56 min |
| Aug 24, 4:08 AM MDT | Fire Weather Watch | TFX | 17 hr |
| Aug 24, 9:08 PM MDT | Red Flag Warning | TFX | 27 hr |
| Oct 9, 2:53 PM MDT | Winter Storm Watch | GGW | 24 hr |
| Oct 10, 3:22 PM MDT | Winter Storm Warning | GGW | 60 hr |
| Nov 4, 2:47 PM MST | Winter Weather Advisory | GGW | 43 hr |
| Nov 14, 1:17 PM MST | Mesoscale Discussion | SPC | 58 min |
| Dec 1, 2:46 PM MST | Winter Weather Advisory | GGW | 26 hr |
| Dec 7, 4:09 AM MST | Winter Weather Advisory | GGW | 32 hr |
| Dec 7, 5:40 AM MST | Freezing Rain Advisory | GGW | 5 hr |
| Dec 11, 2:37 PM MST | Blizzard Watch | GGW | 24 hr |
| Dec 12, 2:50 PM MST | Blizzard Warning | GGW | 37 hr |
| Dec 13, 3:41 PM MST | Wind Chill Warning | GGW | 42 hr |
| Dec 17, 2:28 PM MST | Wind Chill Advisory | GGW | 25 hr |
| Dec 18, 4:09 AM MST | Wind Chill Advisory | GGW | 11 hr |
| Dec 18, 3:07 PM MST | Wind Chill Warning | GGW | 67 hr |
| Dec 18, 3:07 PM MST | Winter Weather Advisory | GGW | 31 hr |
| Dec 20, 9:28 PM MST | Wind Chill Advisory | GGW | 9 hr |
| Dec 21, 3:06 PM MST | Wind Chill Warning | GGW | 19 hr |
| Dec 21, 3:06 PM MST | Winter Weather Advisory | GGW | 48 hr |
| Dec 22, 2:30 PM MST | Wind Chill Warning | GGW | 7 hr |
| Dec 22, 9:49 PM MST | Wind Chill Advisory | GGW | 13 hr |
| Dec 28, 3:15 PM MST | Winter Storm Watch | GGW | 12 hr |
| Dec 28, 3:15 PM MST | Freezing Rain Advisory | GGW | 3 hr |
| Dec 29, 3:29 AM MST | Winter Storm Warning | GGW | 30 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20072009
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.